25:["$","title",null,{"children":"EMC Depth Slicer 2.7 | Adam Clark | Observable"}] 49:T609,{ switch (colormap.selectedCmap) { case "Turbo": return legend({ color: d3.scaleSequential( [dataExtent[0], dataExtent[1]], d3.interpolateTurbo ), title: selections.selectedVarInfo + " (" + varUnits[selectedVar] + ")", invert: colormap.invertCmap }); break; case "Plasma": return legend({ color: d3.scaleSequential( [dataExtent[0], dataExtent[1]], d3.interpolatePlasma ), title: selections.selectedVarInfo + " (" + varUnits[selectedVar] + ")", invert: colormap.invertCmap }); break; case "rainbow": return legend({ color: d3.scaleSequential( [dataExtent[0], dataExtent[1]], d3.interpolateRainbow ), title: selections.selectedVarInfo + " (" + varUnits[selectedVar] + ")", invert: colormap.invertCmap }); break; case "Viridis": return legend({ color: d3.scaleSequential( [dataExtent[0], dataExtent[1]], d3.interpolateViridis ), title: selections.selectedVarInfo + " (" + varUnits[selectedVar] + ")", invert: colormap.invertCmap }); break; case "Cividis": return legend({ color: d3.scaleSequential( [dataExtent[0], dataExtent[1]], d3.interpolateCividis ), title: selections.selectedVarInfo + " (" + varUnits[selectedVar] + ")", invert: colormap.invertCmap }); break; } }4a:Te67,chart = { const context = DOM.context2d(width, height); context.font = "14px roboto"; const sphere = { type: "Sphere" }; let globeProjection = d3.geoOrthographic().fitExtent( [ [1, 1], [width - 1, height - 1] ], sphere ); const path = d3.geoPath(globeProjection, context).pointRadius(3); context.cursorStyle = "crosshair"; // Center the projection on the model bounding box. globeProjection.rotate([ -modelCenter[coordinates.xVariable], -modelCenter[coordinates.yVariable] ]); function render({ lofi = false }) { context.clearRect(0, 0, width, height); context.globalAlpha = 1; context.beginPath(); path(sphere); context.lineWidth = 1.5; context.fillStyle = "#cfe0ff"; context.strokeStyle = "#000"; context.fill(); context.stroke(); context.beginPath(); path(d3.geoGraticule10()); context.lineWidth = 0.5; context.strokeStyle = "#aaa"; context.stroke(); // land context.beginPath(); path(land); context.fillStyle = "#faf8f5"; context.fill(); context.stroke(); if (!lofi) { context.globalAlpha = sliceOpacity; // Sample sample.forEach((d) => { let feature = { type: "Point", coordinates: [+d.longitude, +d.latitude] }; context.beginPath(); path(feature); context.fillStyle = colorScale(d[selections.selectedVarInfo[0]]); context.fill(); }); context.globalAlpha = misc.baseOpacity; if (auxData.includes("earthquakes")) { // Earthquakes context.beginPath(); path({ type: "MultiPoint", coordinates: earthquakes.map((d) => [+d.Longitude, +d.Latitude]) }); context.fillStyle = auxScale("Earthquakes"); context.fill(); } if (auxData.includes("volcanoes")) { // Volcanoes context.beginPath(); path({ type: "MultiPoint", coordinates: volcanoes.map((d) => [+d.long, +d.lat]) }); context.fillStyle = auxScale("Volcanoes"); context.fill(); } if (auxData.includes("divergent")) { // Divergent context.beginPath(); path({ type: "MultiPoint", coordinates: divergent.map((d) => [+d.longitude, +d.latitude]) }); context.fillStyle = auxScale("divergent"); context.fill(); } if (auxData.includes("convergent")) { // Convergent context.beginPath(); path({ type: "MultiPoint", coordinates: convergent.map((d) => [+d.longitude, +d.latitude]) }); context.fillStyle = auxScale("convergent"); context.fill(); } if (auxData.includes("transform")) { // Transform context.beginPath(); path({ type: "MultiPoint", coordinates: transform.map((d) => [+d.longitude, +d.latitude]) }); context.fillStyle = auxScale("transform"); context.lineWidth = 0.5; context.fill(); } context.globalAlpha = 1; } } let T; function zoomed(e) { T = e.transform; render({ lofi: true }); // Render fewer details while user moves map. } context.canvas.onmousemove = (event) => { if (T) { let coordinate = globeProjection.invert(d3.pointer(event)); mutable mouse = d3.pointer(event); } render({ lofi: false }); }; return d3 .select(context.canvas) .call( zoom(globeProjection) .on("zoom.render", zoomed) .on("end.render", () => render({ lofi: false })) ) .call(render) .node(); }4b:T73b,PARAMS = ({ // find them when we want to get them directly from the model file. // These are the parameters that mostly come from the model metadata. I am defining them here so we can eqNumberMax: 2000, eqNumberDefault: 700, eqMagMax: 12, eqMagMinDefault: 6, projections: [ ["equal-earth", "equal-earth"], ["albers", "albers"], ["albers-usa", "albers-usa"], ["mercator", "mercator"], ["equirectangular", "equirectangular"], ["azimuthal-equidistant", "azimuthal-equidistant"], ["transverse-mercator", "transverse-mercator"], ["gnomonic", "gnomonic"], ["azimuthal-equal-area", "azimuthal-equal-area"], ["stereographic", "stereographic"], ["orthographic", "orthographic"], ["equirectangular", "equirectangular"] ], projectionDefault: { value: "equal-earth", label: "Projection" }, invertCmapDefault: { value: true, label: "Invert Colormap" }, gridResampleDefault: { value: 1, label: "Grid Resample", step: 1 }, gridCountDefault: 750000, colorMaps: [ ["Turbo, Turbo, An Improved Rainbow", "Turbo"], ["rainbow", "rainbow"], ["Viridis", "Viridis"], ["Cividis", "Cividis"], ["Plasma", "Plasma"] ], emcRepositoryURL: "https://ds.iris.edu/files/products/emc/emc-files/", colorMapDefault: { value: 0.2, label: "Colormap" }, sliceOpacityDefault: { value: 0.15, label: "Slice Opacity", step: 0.05 }, mapOpacityDefault: { value: 0.6, label: "Basemap Opacity", step: 0.05 }, mapMarkerRadiusDefault: { value: 5, label: "Map Marker Radius", step: 1 }, auxData: [ ["Earthquakes", "earthquakes"], ["Volcanoes", "volcanoes"], ["Divergent P.B.", "divergent"], ["Convergent P.B.", "convergent"], ["Transform P.B.", "transform"] ], auxDataValue: [ "volcanoes", "earthquakes", "divergent", "convergent", "transform" ] 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29:{"id":"2e42887d2929c5d1","slug":null,"title":"EMC Depth Slicer 2.7 ","thumbnail":"e7fb139d97fda05b6ddad7ac9033fd020f711bf7ace19a4e40d41b8e8ae99555","access_level":"public","create_time":"$D2023-01-09T17:14:04.563Z","update_time":"$D2023-01-09T23:34:05.223Z","view_time":null,"first_public_time":"$D2023-01-09T17:14:04.563Z","has_unpublished_edits":null,"fork":{"id":"db7018c690d82295","slug":"emc-horizontal-slicer","title":"EMC Horizontal Slicer 1.3","owner":{"id":"a505e42d43acc70e","login":"earthscope","name":"EarthScope Consortium"}},"stars":0,"starred":false,"owner":{"type":"team","id":"e456f56f8b2cd113","login":"29d3da09a10a48db","name":"Adam Clark","avatar_url":"https://avatars-next.observableusercontent.com/e77c98ed38d45f800ef5888490e3c9635e0af100f903aed9ac94d645ba68f280","tier":"starter_2024","bio":"","followed_by_you":false,"follows_you":false},"version":3837,"publish_version":null,"role":null,"authored":false,"authors":[{"type":"individual","id":"29d3da09a10a48db","login":"29d3da09a10a48db","name":"Adam Clark","avatar_url":"https://avatars-next.observableusercontent.com/e77c98ed38d45f800ef5888490e3c9635e0af100f903aed9ac94d645ba68f280","tier":null,"bio":"","followed_by_you":false,"follows_you":false}],"members":[{"type":"individual","id":"29d3da09a10a48db","login":"29d3da09a10a48db","name":"Adam Clark","avatar_url":"https://avatars-next.observableusercontent.com/e77c98ed38d45f800ef5888490e3c9635e0af100f903aed9ac94d645ba68f280","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"lapsed":null,"subscribed":null,"forks":0,"collection":null,"type":"notebook","body":{"titling":"auto","title":"EMC Depth Slicer 2.7 ","cells":[{"id":0,"value":"# EMC Depth Slicer 2.7
\n## Earth Model Collaboration (EMC)\n\nThis notebook is a prototype depth slicer for 3D [EMC Earth models](http://ds.iris.edu/ds/products/emc/) under netCDF 3 format. \nTo generate a surface plot for a model parameter at a given depth (a horizontal slice of the Earth model), select the desired model parameter and the slice depth. A surface plot along with a plot of the distribution of the model parameter at the given depth will be displayed.

\nThe notebook automatically loads the **${defaultModel.name}** file as the **Default Model**. To load an EMC-compatible netCDF file ([EMC repository](http://ds.iris.edu/ds/products/emc-earthmodels/)) from your computer, click on the **Choose File** button of the **Local Model**. ","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":2710,"value":"viewof model = Inputs.form({\n defaultModel_file: Inputs.text({\n label: \"Default Model\",\n value: defaultModel.name,\n disabled: true\n }),\n localModel: Inputs.file({\n label: \"Local Model\",\n required: false,\n value: \"\",\n reset: true\n })\n})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":371,"value":"**Model**: ${modelId}
\n**Description**: ${modelDescription}\n(**read more about this model**)
\n✅ **${d3.format(\",\")(data.length)}** points have been loaded across **${d3.format(\",\")(zValues.length)}** different depths slices.","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$$","database":"$undefined"},{"id":1658,"value":"viewof coordinates = Inputs.form({\n xVariable: Inputs.select(modelDimensionVars, {\n label: \"X-Variable\",\n value: \"longitude\"\n }),\n yVariable: Inputs.select(modelDimensionVars, {\n label: \"Y-Variable\",\n value: \"latitude\"\n }),\n zVariable: Inputs.select(modelDimensionVars, {\n label: \"Z-Variable\",\n value: \"depth\"\n })\n})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":705,"value":"viewof colormap = Inputs.form({\n selectedCmap: Inputs.select(\n new Map(PARAMS.colorMaps),\n PARAMS.colorMapDefault\n ),\n invertCmap: Inputs.toggle(PARAMS.invertCmapDefault)\n})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":971,"value":"viewof misc = Inputs.form({\n minMagnitude: Inputs.range([0, PARAMS.eqMagMax], {\n label: \"Min. Magnitude\",\n step: 0.1,\n value: PARAMS.eqMagMinDefault\n }),\n maxEq: Inputs.range([0, PARAMS.eqNumberMax], {\n value: PARAMS.eqNumberDefault,\n step: 10,\n label: \"Max. Earthquakes\"\n }),\n mapOpacity: Inputs.range([0, 1], {\n value: (PARAMS.mapOpacityDefault.value * widthFactor).toFixed(2),\n label: PARAMS.mapOpacityDefault.label,\n step: PARAMS.mapOpacityDefault.step\n }),\n baseOpacity: Inputs.range([0, 1], {\n label: \"Aux. Data Opacity\",\n step: 0.01,\n value: 0.3\n })\n})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":341,"value":"

${modelDescription}

`${selectedVar} (${selections.selectedVarInfo[1]}, ${varUnits[selectedVar]}) at the depth of ${d3.format(\",\")(selections.selectedZ)} km model depthrange (${zValues[0].toFixed(2)} to ${zValues[zValues.length - 1].toFixed(2)} km)`

","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":817,"value":"viewof auxData = Inputs.checkbox(new Map(PARAMS.auxData), {\n value: PARAMS.auxDataValue,\n label: \"Auxiliary Data:)\"\n})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1145,"value":"viewof selections = Inputs.form({\n selectedVarInfo: Inputs.select(varInfoItems, {\n label: \"Variable\",\n step: 1\n }),\n selectedZ: Inputs.select(zValues, {\n label: coordinates.zVariable + \" (\" + varUnits[coordinates.zVariable] + \")\",\n step: 1,\n value: zValues[1]\n })\n})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":861,"value":"

${auxData.map((d) => htl.html`

${d.toUpperCase()}

`)}

","pinned":false,"hidden":false,"mode":"html","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":3345,"value":"$49","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3100,"value":"*Click, drag, and scroll to interact with the globe.*","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":2979,"value":"$4a","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3153,"value":"viewof sliceOpacity = Inputs.range([0, 1.0], {\n value: (PARAMS.sliceOpacityDefault.value * widthFactor).toFixed(2),\n label: PARAMS.sliceOpacityDefault.label,\n step: PARAMS.sliceOpacityDefault.step\n})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2552,"value":"viewof gridDecimation = Inputs.range([1, 15], {\n value: Math.ceil(data.length / PARAMS.gridCountDefault),\n label: PARAMS.gridResampleDefault.label,\n step: PARAMS.gridResampleDefault.step\n})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":640,"value":"## Distribution\nThe following plot shows the *distribution* of **${selectedVar}** values across the entire **${d3.format(\",\")(selections.selectedZ)}** ${varUnits[coordinates.zVariable]} layer.","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":631,"value":"Plot.plot({\n width: width,\n height: 200,\n color: {\n domain: dataExtent,\n scheme: colormap.selectedCmap,\n legend: false,\n reverse: colormap.invertCmap\n },\n marks: [\n Plot.rectY(\n sample,\n Plot.binX(\n { y: \"count\", label: \"Count\" },\n {\n x: selectedVar,\n stroke: plotData,\n fill: plotData,\n abel: `${selectedVar} (${varUnits[selectedVar]})`\n }\n )\n ),\n Plot.ruleY([0])\n ]\n})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":62,"value":"---\n## Appendix","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":2989,"value":"height = Math.max(640, width / 2)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3601,"value":"widthFactor = {\n if (width >= 1200) {\n return 5;\n } else if (width >= 900) {\n return 4;\n } else if (width >= 700) {\n return 3;\n } else if (width >= 500) {\n return 2;\n } else {\n return 1;\n }\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3011,"value":"mutable mouse = []","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2324,"value":"defaultModel = FileAttachment(\"TX2019slab_percent@1.nc\")","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1489,"value":"modelId = {\n if (\"id\" in metadata) {\n return metadata.model;\n }\n return inputModel.name;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3799,"value":"url = modelURL(reader)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1498,"value":"modelDescription = {\n if (metadata.title) {\n return metadata.title;\n }\n return modelId;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2307,"value":"sample = {\n var arr = [];\n\n for (var i = 0; i < plotData.length; i++) {\n const dict = {};\n dict[coordinates.yVariable] = plotY[i];\n dict[coordinates.xVariable] = plotX[i];\n dict[selectedVar] = plotData[i];\n arr[i] = dict;\n }\n return arr;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1258,"value":"dimensions = getDimensions(reader)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3069,"value":"function colorScale(value) {\n let domainStart = dataExtent[0];\n let domainEnd = dataExtent[1];\n if (colormap.invertCmap) {\n domainStart = dataExtent[1];\n domainEnd = dataExtent[0];\n }\n switch (colormap.selectedCmap) {\n case \"Turbo\":\n return d3.interpolateTurbo(\n d3.scaleLinear().domain([domainStart, domainEnd]).range([0, 1])(value)\n );\n break;\n case \"Plasma\":\n return d3.interpolatePlasma(\n d3.scaleLinear().domain([domainStart, domainEnd]).range([0, 1])(value)\n );\n break;\n case \"rainbow\":\n return d3.interpolateRainbow(\n d3.scaleLinear().domain([domainStart, domainEnd]).range([0, 1])(value)\n );\n break;\n case \"Viridis\":\n return d3.interpolateViridis(\n d3.scaleLinear().domain([domainStart, domainEnd]).range([0, 1])(value)\n );\n break;\n case \"Cividis\":\n return d3.interpolateCividis(\n d3.scaleLinear().domain([domainStart, domainEnd]).range([0, 1])(value)\n );\n break;\n }\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1270,"value":"modelDimensionVars = {\n return Object.keys(dimensions);\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1274,"value":"modelVariables = {\n return getVariables(reader).model_variables;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1276,"value":"variables = getVariables(reader)","pinned":true,"hidden":true,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1460,"value":"varInfoItems = Object.entries(varLongName)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3266,"value":"modelCenter = {\n let dict = {};\n dict[coordinates.xVariable] = Math.round(\n xValues.reduce((total, current) => total + current) / xValues.length\n );\n dict[coordinates.yVariable] = Math.round(\n yValues.reduce((total, current) => total + current) / yValues.length\n );\n // Center the glibal models on the US.\n if (dict[coordinates.xVariable] == 0 && dict[coordinates.yVariable] == 0) {\n dict[coordinates.xVariable] = -110;\n dict[coordinates.yVariable] = 40;\n }\n return dict;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1630,"value":"selectedVar = selections.selectedVarInfo[0]","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1303,"value":"varAttributes = {\n return variables.model_variables;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2388,"value":"varMissingValue = {\n if (modelVariables[selectedVar].missing_value) {\n return modelVariables[selectedVar].missing_value;\n }\n return NaN;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2149,"value":"selectedVarDimensions = [\n modelDimensionVars[selectedVarAttr.dimensions[0]],\n modelDimensionVars[selectedVarAttr.dimensions[1]],\n modelDimensionVars[selectedVarAttr.dimensions[2]]\n]","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2164,"value":"{\n return d3.zip(data).map((d) => ({\n longitude: xValues[0] > 180 ? -360 + xValues[0] : xValues[0],\n latitude: yValues[0],\n var: d[0]\n }));\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1619,"value":"selectedVarAttr = selectDictElement(reader.variables, selectedVar)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1410,"value":"varLongName = {\n let dict = {};\n for (const [key, value] of Object.entries(variables.model_variables)) {\n dict[key] = value.long_name;\n }\n return dict;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1339,"value":"varUnits = {\n let dict = {};\n for (const [key, value] of Object.entries(variables.model_variables)) {\n dict[key] = value.units;\n }\n\n // TODO (brooks)\n dict[\"depth\"] = \"km\";\n\n return dict;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3251,"value":"rawData = readRawData(reader)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1510,"value":"data = {\n // var data = extractParameterData(reader, selectedVar, zVariable, selectedZ);\n //.filter(function (el) {\n //return el[zVariable] == selectedZ;\n //});\n var data = rawData[selectedVar].values;\n //reader.getDataVariable(selectedVar));\n if (varMissingValue != NaN) {\n for (let i = 0; i < data.length; i++) {\n if (data[i] == \"\" || data[i] == varMissingValue) {\n data[i] = NaN;\n }\n }\n }\n return data;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2193,"value":"plotData = {\n let dataSegment = data.slice(dataRange[\"start\"], dataRange[\"end\"]);\n dataSegment = getEveryNth(dataSegment, gridDecimation);\n return dataSegment;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1761,"value":"dataExtent = d3.extent(plotData)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2173,"value":"dataRange = {\n const dict = {};\n const startIndex = zIndex * xValues.length * yValues.length;\n const endIndex = startIndex + xValues.length * yValues.length - 1;\n dict[\"start\"] = startIndex;\n dict[\"end\"] = endIndex;\n dict[\"length\"] = xValues.length * yValues.length;\n return dict;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2279,"value":"d3.extent(plotData)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2202,"value":"xIndex = {\n const key = Object.keys(selectedVarDimensions).find(\n (key) => selectedVarDimensions[key] === coordinates.xVariable\n );\n return eval(key);\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1747,"value":"xAttr = selectDictElement(reader.variables, coordinates.xVariable)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1543,"value":"xValues = {\n return rawData[coordinates.xVariable].values;\n}\n//reader.getDataVariable(xVariable)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2232,"value":"plotX = {\n let x;\n if (xIndex > yIndex) {\n x = repeat(xValues, yValues.length);\n }\n x = getEveryNth(x, gridDecimation);\n return x;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2281,"value":"d3.extent(plotX)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1764,"value":"xExtent = d3.extent(xValues)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2225,"value":"yIndex = {\n const key = Object.keys(selectedVarDimensions).find(\n (key) => selectedVarDimensions[key] === coordinates.yVariable\n );\n return eval(key);\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1751,"value":"yAttr = selectDictElement(reader.variables, coordinates.yVariable)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1541,"value":"yValues = {\n return rawData[coordinates.yVariable].values;\n}\n//reader.getDataVariable(yVariable)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1551,"value":"yExtent = d3.extent(yValues)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2269,"value":"plotY = {\n var out = [];\n for (const y of yValues) {\n const t = repeat([y], xValues.length);\n out.push(t);\n }\n let merge = out.flat(1);\n merge = getEveryNth(merge, gridDecimation);\n return merge;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2283,"value":"d3.extent(plotY)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1755,"value":"zAttr = selectDictElement(reader.variables, coordinates.zVariable)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1546,"value":"zValues = {\n return rawData[coordinates.zVariable].values;\n}\n//reader.getDataVariable(zVariable)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1769,"value":"zExtent = d3.extent(zValues)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2169,"value":"zIndex = zValues.indexOf(selections.selectedZ)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":93,"value":"Plot = FileAttachment(\"plot.umd.min (2).js\").url().then(require)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1052,"value":"magValues = {\n let dict = {};\n earthquakes.map((d) => (dict[+d.Magnitude] = true));\n return Object.keys(dict)\n .map((d) => +d)\n .sort(d3.ascending);\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1608,"value":"// Return a dictionary from a list of dictionaries for a given name.\nfunction selectDictElement(dictList, name) {\n const selected = dictList.find((element) => element.name === name);\n return selected;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":988,"value":"quakeRadius = {\n const scale = d3\n .scaleSqrt()\n .domain([0, 100])\n .range([magValues[0], magValues[magValues.length - 1]]);\n return function (quake) {\n return scale(Math.exp(quake[\"Magnitude\"]));\n };\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2114,"value":"auxScale = d3.scaleOrdinal([\"earthquakes\", \"volcanoes\",\"convergent\", \"divergent\", \"transform\"], [\"black\", \"red\",\"magenta\", \"green\", \"blue\"])","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2540,"value":"// https://bobbyhadz.com/blog/javascript-get-every-nth-element-of-array\nfunction getEveryNth(arr, nth) {\n const result = [];\n\n for (let i = 0; i < arr.length; i += nth) {\n result.push(arr[i]);\n }\n\n return result;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2244,"value":"function repeat(arr, n) {\n var repeated = new Array(n).fill(arr).flat();\n return repeated;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1104,"value":"// https://observablehq.com/@fil/netcdf\nnetcdf = import(\"https://cdn.skypack.dev/netcdfjs@2.0.1?min\").then(\n (d) => d.NetCDFReader\n)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3691,"value":"baseUrl = document.baseURI.split(\"?\")[0]","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3690,"value":"shareableSuffix = {\n let url = \"?\"; // Everything before the query\n\n let strippedParams = {};\n\n for (const [key, value] of Object.entries(exportConfiguration)) {\n if (value) {\n strippedParams[key] = value;\n }\n }\n\n return url + new URLSearchParams(strippedParams).toString();\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3689,"value":"shareableUrl = baseUrl.split(\"?\")[0] + shareableSuffix","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3688,"value":"// Every property has a string as its value.\nexportConfiguration = {\n let obj = {\n model: metadata.id\n };\n\n for (const property in obj) {\n obj[property] = JSON.stringify(obj[property]);\n }\n\n return obj;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3687,"value":"mutable importConfiguration = {\n let dict = {};\n let i = 0;\n\n // Hack: Fixes apparent bug with Observable passing location.search down from parent frame.\n while (!location.search && i < 2) {\n i++;\n yield Promises.tick(1000, {});\n }\n\n if (location.search) {\n let queries = location.search.length\n ? location.search\n .substring(1)\n .split(\"&\")\n .map((d) => d.split(\"=\"))\n : [];\n\n queries.forEach((d) => {\n if (d[1]) {\n try {\n dict[d[0]] = JSON.parse(decodeURIComponent(d[1]));\n } catch (error) {\n console.log(\"Unable to process query parameter: \", d[0], d[1]);\n }\n }\n });\n }\n\n yield dict;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2922,"value":"## Data and Parameters","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":3656,"value":"### The notebook parameters and defaults","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":905,"value":"$4b","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3676,"value":"### Model, data, and metadata","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":1296,"value":"reader = {\n return new netcdf(await inputModel.arrayBuffer());\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3722,"value":"importConfiguration.model","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3685,"value":"PARAMS.emcRepositoryURL.concat(importConfiguration.model)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3183,"value":"inputModel = {\n if (model.localModel != null) {\n return model.localModel;\n } else if (\"model\" in importConfiguration) {\n if (importConfiguration.model.length > 3) {\n return fetch(PARAMS.emcRepositoryURL.concat(importConfiguration.model));\n }\n } else {\n return defaultModel;\n }\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3177,"value":"metadata = getMetadata(reader)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3648,"value":"### Other Data:","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":3652,"value":"#### - Point data","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":956,"value":"earthquakes = d3\n .text(\n \"https://earthquake.usgs.gov/fdsnws/event/1/query?starttime=1900-01-01T00:00:00&minmag=\" +\n misc.minMagnitude +\n \"&orderby=magnitude&format=text&limit=\" +\n misc.maxEq +\n \"&maxlat=90&minlon=-180&maxlon=180&minlat=0&nodata=404\"\n )\n .then((text) => d3.dsvFormat(\"|\").parse(text))","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":773,"value":" volcanoes = d3\n .dsvFormat(\"|\")\n .parse(removeComments(await FileAttachment(\"WOVOdat_volcano_locations.csv\").text()))","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3635,"value":"#### - Line data (land)","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":107,"value":"land = FileAttachment(\"land (1).json\").json()","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3670,"value":"#### - Line data (plate boundaries)","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":2820,"value":"divergent = FileAttachment(\"divergent.csv\").csv({ typed: true })","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2857,"value":"convergent = FileAttachment(\"convergent.csv\").csv({ typed: true })","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2859,"value":"transform = FileAttachment(\"transform.csv\").csv({ typed: true })","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2897,"value":"### Dependencies","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":1548,"value":"d3 = require(\"d3@6\", \"d3-geo-projection@3\")","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":16,"value":"import { removeComments } from \"@unavco/earthscope-notebook-utilities\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3175,"value":"import {\n readRawData,\n getMetadata,\n getDimensions,\n getVariables,\n modelURL,\n extractParameterData\n} from \"@unavco/emc-notebook-netcdf-utilities\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2981,"value":"import { zoom } from \"@d3/versor-zooming\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3347,"value":"import { Legend, Swatches } from \"@d3/color-legend\"","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3459,"value":"import { legend } from \"@johnhaldeman/color-legend-invertable\"","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"}],"files":"$W4c","stdlib":"1"}} 24:null