WebPlotDigitizer
Web based tool to extract data from plots, images, and maps

Tutorials

Articles from Plotly Team

  1. A short blog post on how to use WebPlotDigitizer: http://blog.plot.ly/post/70293893434/automatically-grab-data-from-an-image-with
  2. An Instructable on WebPlotDigitizer and Plotly: http://ift.tt/1gaMDpP

User Manual

A draft version of the user manual can be obtained here: http://arohatgi.info/WebPlotDigitizer/userManual.pdf.

Videos

The video tutorials below have been updated for version 3.6.

 

Basic Tutorial


Use the following links to skip to the relevant part of the tutorial video:

  1. Introduction
  2. Loading Images
  3. 2D XY Plot and Axes Calibration
  4. Manual Extraction Mode
  5. Automatic Extraction Mode
    1. Mask
    2. Color Selection
    3. Averaging Window Algorithm
    4. X Step with Interpolation Algorithm
  6. View and Export Digitized Data
  7. Multiple Datasets
  8. Distance Measurements with Maps and Microscope Images
  9. Polar Diagram
  10. Ternary Diagram
  11. Using Dates in WebPlotDigitizer

 

Using Dates in WebPlotDigitizer

 

 

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