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Jonathan Helfman

Student of math, d3, svg, etc. Prototyper of visualizations for electronics design and test.

Public notebooks

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Generate signals with reverse-FFT This notebook is a fork
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Jonathan Helfman
Mar 6, 2020•1
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Hello Caman
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Jonathan Helfman
Mar 1, 2020
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Continuous Sequential Colormap Comparison
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Jonathan Helfman
Mar 1, 2020
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Colormap Dots
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Jonathan Helfman
Feb 29, 2020
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Reverse-FFT signals with focus + context
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Jonathan Helfman
Feb 23, 2020•2
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Reverse-FFT signals with updating lines, marks, and axes This notebook is a fork
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Jonathan Helfman
Feb 17, 2020•2
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Basic updating line with marks and axes This notebook is a fork
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Jonathan Helfman
Feb 17, 2020
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Basic updating line with marks This notebook is a fork
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Jonathan Helfman
Feb 16, 2020•1
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Basic updating line
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Jonathan Helfman
Feb 16, 2020
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Generate signals with reverse-FFT.
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Jonathan Helfman
Feb 10, 2020•1
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SVG fill transition example
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Jonathan Helfman
Feb 9, 2020
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Colormap Brightness Linearity Comparison
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Jonathan Helfman
Feb 2, 2020•4
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Scrubbing Adjacent-Color Difference Graph of D3 Colormaps This notebook is a fork
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Jonathan Helfman
Jan 12, 2020•4
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Radial Complex Chart
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Jonathan Helfman
Jan 5, 2020
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Cumulative Adjacent Color Difference Colormap Race This notebook is a fork
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Jonathan Helfman
Jan 4, 2020
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Colormap Cumulative Adjacent Color Deltas This notebook is a fork
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Jonathan Helfman
Dec 31, 2019•1
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Slope and Length of a Line Segment
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Jonathan Helfman
Dec 31, 2019•1
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circleLegend Test
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Jonathan Helfman
Dec 31, 2019
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Microphone Audio Spectrogram 3
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Jonathan Helfman
Dec 31, 2019•6
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How to Choose and Order Categorical Colors for use in Visualizations?
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Jonathan Helfman
Aug 10, 2023•5
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Force-Directed Graph of Categorical Colors This notebook is a fork
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Jonathan Helfman
Dec 26, 2019•3
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Microphone Audio Spectrogram This notebook is a fork
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Jonathan Helfman
Dec 24, 2019•6
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Adjacent-Color Difference Graph of D3 Colormaps This notebook is a fork
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Jonathan Helfman
Dec 23, 2019•5
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Radial Color Chart Test
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Jonathan Helfman
Dec 15, 2019•2
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Radial Color Chart
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Jonathan Helfman
Dec 15, 2019•10
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Spiral Heatmap - Northern hemisphere sea ice extent 1978 to 2017 This notebook is a fork
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Jonathan Helfman
Dec 5, 2019•2
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Force-directed layout of Palette Deltas 2 This notebook is a fork
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Jonathan Helfman
Dec 1, 2019
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Cumulative Colormap Adjacent Color Deltas with filtering and gradients This notebook is a fork
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Jonathan Helfman
Dec 1, 2019•1
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Cumulative Colormap Adjacent Color Deltas
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Jonathan Helfman
Nov 30, 2019•2
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Force-directed layout of Colormap Deltas
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Jonathan Helfman
Nov 29, 2019•3 2
Showing 151-180 of 206 notebooks
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