Linked Questions

5
votes
1answer
882 views

Computing the distance between two curves obtained from image data?

I've got some image data that I've binarized. The image contains two curves, from which I'd like to compute the distance between (eventually computing an average radius for each point in the picture)....
3
votes
1answer
162 views

How to reconstruct a given schematic picture from color image

There is a nice website on popular Economics with stylish picture. ...
3
votes
1answer
900 views

extract data from a graph image

How do I convert the following image graph into data (if possible into function)? I checked this answer and found that my problem is grid and plot have same color.
3
votes
1answer
641 views

Non-linear curve fit problem

I am having a problem with making a fit to data in Mathematica, which may involve my understanding of the methods available. I am trying to fit the derivative of a Frota function (which is a Single ...
2
votes
1answer
151 views

How to insert a plot into a figure with axes coincidence

I have this plot: which made by: ...
1
vote
1answer
180 views

Extracting a Mathematica approximation of a curve from an image

Suppose I have an image like the following: and suppose Mathematica knows the correct scale of the image. Is there a way I could get Mathematica to approximate this with, say, a Bezier curve? ...
1
vote
1answer
186 views

Extract region analytic expression from an image

I need to extract the bounds of the yellow and green regions in the picture at the end of the post. I need only to reproduce these regions on mathematica. I tried with the algorithm described here ...
1
vote
1answer
163 views

Data Fitting problem

I'm having this kind of data, and I know what possibly the equation is, i suspect this has a sine equation but the plot not really seems sinusoid. so what possibly the equation is so i can do the ...
2
votes
0answers
486 views

How to extract data points from an image of a log log plot? [duplicate]

I have a picture of a log-log plot, taken from a paper and I want to extract the data points so I will be able to plot them again along with results of my own solution. I would appreciate your help. ...
2
votes
0answers
176 views

How to estimate time series from a plot? [duplicate]

Possible Duplicate: Recovering data points from an image Suppose you have a colored plot of several time series (say, from a paper), but not the raw data. How would you estimate the series, which ...
1
vote
0answers
126 views

Creating a plot from an image of the plot

I have an image of a plot at https://imgur.com/a/h9OWP6p Import["https://i.imgur.com/vNqm0Em.png"] I want to create a plot of it, consistent with the scale in ...
1
vote
0answers
53 views

Recovering data from a plot [duplicate]

Suppose I have an image which I got from a screenshot \ [![enter image description here][1]][1] [1]: https://i.stack.imgur.com/0Iuj2.png \ Nothing else is there. Now I want my x-axis range (0,1) ...
1
vote
0answers
49 views

Importing data from Plot [duplicate]

Is it somehow possible to extract the datapoints from a plot imported from an image? i know it is possible to do that from a plot you made in the current session of mathematica, but i'm not sure if ...
1
vote
0answers
108 views

Create set of data from vector curve [closed]

I need exactly what is written in the title. Suppose we have some curve plotted: p = Plot[Sin[x],{x,0,2pi}] now we save that as vector graphics: ...
0
votes
0answers
75 views

Detection the coordinates of all points of a curve on an image file [duplicate]

I have a plot of a curve (the black curve without dashes) on an image file.jpg: http://s000.tinyupload.com/index.php?file_id=48857135704766357735 I'd like to detect the coordinates of all point of ...

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