Load Image File

 

 

Magnified View Settings

 

Magnification:

Times

Crosshair Color:

 

Run Script

 

Load a Javascript file to further extend the capabilities of WebPlotDigitizer. For examples, visit the WebPlotDigitizer-Examples repository.

 

 

Webcam Capture

 

 

 

 

 

Choose Plot Type

 

 

 

X and Y Axes Calibration

 

Enter X-values of the two points clicked on X-axis and Y-values of the two points clicked on Y-axes

Point 1 Point 2 Log Scale
X-Axis:
Y-Axis:

*For dates, use yyyy/mm/dd format (e.g. 2013/10/23 or 2013/10). For exponents, enter values as 1e-3 for 10^-3.

 

Bar Chart Calibration

Enter the values at the two points selected on the continuous axes along the bars

Point 1 Point 2 Log Scale

 

Scale Size

 

 

Align Polar Axes
  Point 1 Point 2 Log Scale
R:
Θ:  

Clockwise


Select Range of Variables

 

Axes Orientation

Normal

Reverse

Range of Variables

0 to 1  

   0 to 100

 

Acquired Data

Dataset:

Variables:

*Plotly is a secure data analysis and graphing site with data sharing and access controls.

Visit http://plot.ly for details.

Sort

Sort by:

Order:


Format

Date Formatting:

Number Formatting:

Digits:

Column Separator:

Align X-Y Axes

 

Click four known points on the axes in the order shown in red. Two on the X axis (X1, X2) and two on the Y axis (Y1, Y2).

 

Align Bar Chart Axes

 

Click on two known points (P1, P2) on the continuous axes along the bars

 

Align Map To Scale Bar

 

Click on the two ends of the scale bar on the map.

 

Align Polar Axes

 

Click on the center, followed by two known points.

 

Align Ternary Axes

 

Click on the three corners in the order shown above.

 

WebPlotDigitizer - Web Based Plot Digitizer

 

Version {{ wpdVersion }}

This program is distributed under the GNU General Public License Version 3.

Copyright 2010-2016 Ankit Rohatgi <ankitrohatgi@hotmail.com>

http://arohatgi.info/WebPlotDigitizer

 

Specify Color

 

 

R:  G:  B:

 

Dominant Colors:

 

Manage Datasets

 

Selected Dataset:  
  
Dataset Name:  
Data Points:  0

 

Transformation Equations

The following relationships are being used to convert image pixels to data:

 

Export JSON

This JSON file contains the axes calibration and the digitized data points from this plot. This file can be imported later to resume work or reuse the calibration in another plot.

 

Import JSON

Specify a previously exported JSON file to load here. Note that this will clear any unsaved data points in the current plot.

 

JSON File:

 

Keyboard Shortcuts

Click to select a data point. The following keys can then be used to the adjust the position:

Cursor (Arrows) -Move up/down/right/left
Shift + Cursor -Faster rate of movement
Q -Select next point
W -Select previous point
Del/Backspace -Delete point
E -Edit label (Bar Chart)

 

Edit Label

 

Label:

 

Perspective Transformation


Click on four corners of the region to be transformed as shown.


Edit Existing Calibration?

Do you wish to tweak existing axes calibration or select a new axes type?