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Steffen B. Petersen

Last seen: 9 days ago
8 total contributions since 2007

Interested in Family, Astronomy, Nature
Professional Interests: Nanotechnology, Image processing, Image synthesis, Medical Imaging, Biophysics


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Raw image file conversion in MATLAB
Hi 'Deep P' The raw CR2 files (from Canon are modified TIFF files. imread recognizes the tiff format and is happy reading them....

1 year ago | 0


Compression of Canon CR2 raw images in MATLAB ?
I am using my Canon 5D Mark IV to acquire images of star fields. Often in Astro photography the most interesting features have v...

1 year ago | 1 answer | 0



Curve (Line) Fitting in 3D
I read your question such that you have a large number of points in 3D (x,y,z), and you want to fit a line through these points....

3 years ago | 0

Valley/Ridge tracing in N-D data
Hi Dan I have a simple code for 'Ridge walking' in 2D gray scale images. Maybe this could be extended to ND although it may n...

3 years ago | 0


2D Rotated Gaussian Fit
Function will fit a 2D gaussian function. It will also find the rotation angle for the 2D gaussian.

8 years ago | 7 downloads |


Get subpixel resolution images of a high resolution image
You may try the standard function imresize - but this may not be as fast as you wish for. Alternatively, you may resample the tw...

8 years ago | 0


Animated Peaks and Spheres
A demo for using MATLAB's spatial transforms

13 years ago | 2 downloads |



Tri Surface Image
Use of Image Filters and Triangulation for Image Manipulation

13 years ago | 2 downloads |