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Hossam Selim


2014 年からアクティブ

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3D data clustering using DBSCAN or equivalent approach
Hi friends, I have a huge amount of data that are distributed in 3D space (X,Y,Z) and I need to make clustering similar to that ...

約6年 前 | 0 件の回答 | 0

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intersections of all combinations of pairs of matrices in 3D array
Hello, I have a 3D array "array_ellipsoid" of size(40000,3,5000). this array represents 5000 ellipsoids that intersect in 3D sp...

約6年 前 | 0 件の回答 | 0

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change x,y,z axes position in a 3d plot graph
Good Evening, I need to change position of axes in a 3d graph. I tried to do that using graph properties but it does not wor...

約6年 前 | 6 件の回答 | 2

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How to plot 3D ?
Hi, what you are doing now is you apply the math to respective elements. however, in order to apply the math for all the combina...

6年以上 前 | 0

質問


find inter-related intersection between multiple 2D matrix plots (5000 matrices)
Hello dear friends, I am having mutliple 2D plots of curves (5000 2D curves) saved as 2D matrices (5000 matrices). I need a fun...

6年以上 前 | 0 件の回答 | 0

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segregate various elements of a matrix into separate groups based on their close proximity
Hello, I have a 2D matrix that I have created from filtering a contour map of an image and I created a regional maxima of the fi...

6年以上 前 | 1 件の回答 | 0

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質問


avoid nested for loop in this code to reduce processing time
Hello, I am trying to create a code to do some calculations that requires 6 nested FOR loops. this requires too much processin...

約7年 前 | 0 件の回答 | 0

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wavelet decomposition function working at exact levels only
Hello, is there a matlab function like "wavedec" that works only to decompose the signal at eaxct levels and discard the other ...

9年弱 前 | 0 件の回答 | 0

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problem finding minimum of residual for separable nonlinear least square using fminsearch
Thanks a lot for ur fedback. I am having only one nonlinear unknown. I will use your code and I hope it solves my issue I cho...

9年以上 前 | 0

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problem finding minimum of residual for separable nonlinear least square using fminsearch
Dear All, I have some ultrasonic signal that I created wavelet transform for. I am trying to do separable nonlinear least squa...

9年以上 前 | 3 件の回答 | 0

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estimate damping factor of waveform
Gents, I have got some waveforms in time domain out of oscilloscope. each waveform has different shapes and frequency contents...

9年以上 前 | 0 件の回答 | 0

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