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Christoph


Postech University

Last seen: 2 years ago |  Active since 2013

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Professional Interests: Physics, Materials Science

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Fitting routine: how can increase order of Gaussian until certain convergence criterion?
Dear Users! I am currently analyzing a big amount of data. The data has (ideally) the shape of Gaussians (1,2 or 3). Now I wa...

9 years ago | 0 answers | 0

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answers

Question


Properly normalize a pdf histogram
Dear Matlab experts! I am currently a bit confused about how to normalize a probability distribution histogram properly to it...

11 years ago | 1 answer | 2

1

answer

Question


Draw a spherical coordinate system with annotations
Dear Matlab Experts, Is there an easy way to draw a spherical coordinate system with some annotations (arrow with some letter...

11 years ago | 0 answers | 0

0

answers

Question


Fitting of Implicit, Nonlinear Functions
Dear Matlab Experts, I am taking current-voltage measurements of a photo-voltaic cell (j,V) and would now like to fit the res...

11 years ago | 0 answers | 0

0

answers

Question


parallelization extremely slow on i7
Good Morning/Afernoon/Evening depending where you are ;) I am just checking out the parallelization features of ML (R2012b)...

11 years ago | 1 answer | 0

1

answer

Question


Shaping Data for Contour Plots
I am trying to plot a contour from data I get from a measurement. In the experiment I have two independent variables x1, x2 and ...

11 years ago | 1 answer | 0

1

answer

Question


Radial gradient of grayscale image
Hey guys, it is me again with my image problems. ;) I have a grayscale image and I would like to calculate the radial gradien...

12 years ago | 1 answer | 0

1

answer

Answered
print plots to tiff in accurate pixel resolution
I would really like to keep the patch if possible, as the results look very nice (different line and face colors) and I can show...

12 years ago | 0

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print plots to tiff in accurate pixel resolution
Hey everybody! I am currently fighting with the Matlab print function and I don't know how to get the results I need. The ...

12 years ago | 2 answers | 0

2

answers

Question


Placing multiple rectangles using imrect in GUI
Hi everyone! I am new to gui creation in Matlab and have just worked through the simple Gui tutorial. What I want to do is...

12 years ago | 1 answer | 0

1

answer

Question


Edge finding algorithm using gradient map and local grayscale average
Hey guys! Hope someone can help me with this problem. I want to detect vertical edges without using the edge() function in o...

12 years ago | 0 answers | 0

0

answers

Question


Smooth region contour by taking local average (ROI)
Hi guys! I have created a program in matlab that detects edges by using adapthisteq and im2bw, working actually quite well. I...

12 years ago | 0 answers | 0

0

answers

Question


remove double boundary at image border (bwareaopen, bwperim)
I am using a Matlab example to find the contours in an image and outline them. This technique works very well for all structures...

12 years ago | 1 answer | 0

1

answer

Question


Tracing contour lines with line segments in (noisy) images
Dear all! I am having a bit of a problem concerning image processing (something I am not very familiar with). *I am trying to...

12 years ago | 1 answer | 0

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answer