25:["$","title",null,{"children":"YouTube Weekly Top Songs on YouTube | tsurezure lab. こちら徒然研究室（仮称） | Observable"}] 49:Ta4d,// プロットを描画 Plot.plot({ // グラフ内側の余白を設定 inset: 20, // グラフの幅を指定 width: 900, // グラフの高さを指定 height: 1030, marginBottom: 45, r: { range: [0, 13] }, style: { background: "rgb(250, 245, 240)", fontSize: "17px", color: "deepgray" }, x: { // tickFormat: d3.timeFormat("%-y/%-m/%-d"), // この行を追加 label: "リリース年月日" }, marks: [ Plot.text( // グラフ内の任意の位置にテキストをプロットするコード [ `YouTubeデータより徒然研究室（仮称）作成。ランキング対象期間はNov 17 - Nov 23, 2023。サムネイルの大きさは視聴回数に対応する。` ], { frameAnchor: "top-left", fontSize: 10, fontFamily: "Noto Sans JP, sans-serif", // Noto Sans JP Bold を指定 fontWeight: "300", fill: "black", dy: 5 } ), Plot.text( [`YouTube\nWeekly楽曲ランキング\n登場曲のリリース年を\n可視化してみる`], { frameAnchor: "top-left", fontSize: 50, fontFamily: "Noto Sans JP, sans-serif", // Noto Sans JP Bold を指定 fontWeight: "700", fill: "deeppink", dy: 30, lineHeight: 1.1 } ), Plot.frame({ anchor: "bottom" }), Plot.image( data, Plot.dodgeY({ anchor: "bottom", x: "Release_Date", r: (datum) => Math.sqrt(datum.Views) * 2, // Viewsの平方根に比例してrを大きくする preserveAspectRatio: "xMidYMin slice", // try not to clip heads src: "Thumbnail", // Track_Name: "Track_Name", tip: true, title: (d) => { const date = new Date(d.Release_Date); const formattedDate = `${date.getFullYear()}-${(date.getMonth() + 1) .toString() .padStart(2, "0")}-${date.getDate().toString().padStart(2, "0")}`; return `タイトル: ${ d.Track_Name }\nby: ${d.Artist_Names.toLocaleString()}\n視聴回数: ${d.Views.toLocaleString()}\nリリース日: ${formattedDate}`; } }) ), // "Track_Name"を表示するためのPlot.textを追加 Plot.text( data, Plot.dodgeY({ anchor: "bottom", x: "Release_Date", r: (datum) => Math.sqrt(datum.Views) * 2, text: "Track_Name", fontSize: 9, // フォントサイズを小さく設定 dy: -10 // マーカーの上に配置 }), { field: "Track_Name", baseline: "bottom" } ) ] })4a:T717,// データを定義 chart = { var data = data; // SVG要素の幅と高さを定義 var width = 1200; var height = 600; // SVG要素を作成 var svg = d3 .select(DOM.svg(width, height)) .style("background", "rgb(250, 245, 240)"); // グラフタイトルを追加 svg .append("text") .attr("x", width / 2) .attr("y", 30) .attr("text-anchor", "middle") .text("YouTubeにおけるYOASOBI「アイドル」関連動画の視聴回数"); // データをバインドして画像要素を作成 var images = svg .selectAll("image") .data(data) .enter() .append("image") .attr("xlink:href", function (d) { return d.Thumbnail; }) .attr("width", function (d) { return Math.sqrt(d.Views) * 2; }) .attr("height", function (d) { return Math.sqrt(d.Views) * 2; }) .attr("preserveAspectRatio", "xMidYMin slice") .attr("x", function (d) { return d.Release_Date; }) .attr("y", height - 30); // ツールチップを追加 images .on("mouseover", function (event, d) { d3.select(this).style("cursor", "pointer"); var tooltip = d3 .select(svg.node().parentNode) .append("div") .style("position", "absolute") .style("z-index", "10") .style("background-color", "white") .style("border", "solid") .style("border-width", "1px") .style("border-radius", "5px") .style("padding", "5px") .text(d.Track_Name); tooltip .style("left", event.pageX + 10 + "px") .style("top", event.pageY - 28 + "px"); }) .on("mouseout", function () { d3.select(this).style("cursor", "default"); d3.select(svg.node().parentNode).select("div").remove(); }); return svg.node(); }4b:[{"id":"6ab69adf93c6d0b5a8ab90f4aa442216a1f6648bd6f2398b543ab21fad9df5d9505fe5f3a05f01efdba67b2b9444ef8bc6d8e64471642d639d4d7e872fd1d00f","href":"https://static.observableusercontent.com/files/6ab69adf93c6d0b5a8ab90f4aa442216a1f6648bd6f2398b543ab21fad9df5d9505fe5f3a05f01efdba67b2b9444ef8bc6d8e64471642d639d4d7e872fd1d00f","name":"20231123_topsongs_weelkly@4.csv","type":"text/csv","lastModified":1701003399354.288,"size":18513}] 29:{"id":"89f5b0fead3d1bd2","slug":null,"title":"YouTube Weekly Top Songs on YouTube","thumbnail":"547d82ca4f4a414948cb935cc381a7146a8c9c561218f78e0cabc10a55f92f18","access_level":"public","create_time":"$D2023-11-26T12:40:18.188Z","update_time":"$D2023-11-26T16:18:31.105Z","view_time":null,"first_public_time":"$D2023-11-26T12:40:18.188Z","has_unpublished_edits":null,"fork":{"id":"dc56fe909371f5cb","slug":null,"title":"Hikiniku desu on YouTube","owner":{"id":"59dc038720f2d6ef","login":"tsurezure-lab-ws","name":"tsurezure lab. こちら徒然研究室（仮称）"}},"stars":0,"starred":false,"owner":{"type":"team","id":"59dc038720f2d6ef","login":"tsurezure-lab-ws","name":"tsurezure lab. こちら徒然研究室（仮称）","avatar_url":"https://avatars-next.observableusercontent.com/acea9591cc9d41429f95084ddae72aba731500f6a2cc2ef2c90104e712930467","tier":"starter_2024","bio":"Data x Ethnography x Visualization / Python\nデータとプログラミングと可視化で文化・社会・人間の不思議を研究しています。","followed_by_you":false,"follows_you":false},"version":375,"publish_version":null,"role":null,"authored":false,"authors":[{"type":"individual","id":"5dc444280c822d70","login":"tsurezure-lab","name":"tsurezure lab. 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