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Orion


University of Maryland Baltimore County

Last seen: 1年以上 前 |  2012 年からアクティブ

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質問


Change datetime display format
I have a julian date that I convert to a MATLAB datetime variable using: tj = 2.456870501842000e+06; mtime = datetime(tj,'Conv...

約4年 前 | 1 件の回答 | 0

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質問


Plot shell boundary in 3D
I want to plot a shell layer structure in 3D space. I have three-dimensional coordinate vectors x(:,:,:), y(:,:,:), z(:,:,:) and...

6年以上 前 | 1 件の回答 | 0

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質問


Compute Streamlines in Parallel and Antiparallel Directions
I have a field vector on a 3D grid and I am using XYZ = stream3(X,Y,Z,U,V,W,startx,starty,startz) to calculate the stre...

6年以上 前 | 1 件の回答 | 0

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質問


Pattern recognition in a data matrix (non-image)
I want to find a certain pattern in intensity data which is a 3d matrix. The intensity is a function of time and phase. The pcol...

約7年 前 | 1 件の回答 | 0

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質問


plotting with pcolor instead of imagesc but with a similar coloring algorithm
I am trying to plot a dataset with variable y-axis values. I used pcolor to make this plot: <</matlabcentral/answers/uploade...

7年以上 前 | 1 件の回答 | 0

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質問


Large data file with mixed character strings and numerical formats
I have a large data text file with 2,000,000 rows and 100 columns. Some columns have numerical values and some are character str...

8年弱 前 | 2 件の回答 | 0

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質問


Smooth and Filter large data set
I have a signal data array of 2,000,000 elements and I want to smooth the signal as it is very spiky. I tried to use the 'smooth...

8年以上 前 | 1 件の回答 | 0

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質問


Convert to MATLAB date number
How can I convert '2015-033T18:00:00' to Matlab date number? 033 is the day of year, i.e. Feb 2.

8年以上 前 | 1 件の回答 | 0

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質問


Covert a cell to multidimensional matrix
I have a 50 X 1 cell array, A, and each cell contains an m x 100 matrix, where m is variable and not the same for each of the ce...

8年以上 前 | 2 件の回答 | 0

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質問


Streamlines of a Vector Field in Spherical Coordinates
How can I use the MATLAB 'streamline' function with spherical coordinates? in the function syntax: streamline(X,Y,Z,U,V,W,...

約9年 前 | 0 件の回答 | 0

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質問


textscan in a for loop, memory issue
I have a text file with 140000 lines, each line has a string at the beginning and then 10 data points. I want to read this file ...

9年以上 前 | 2 件の回答 | 0

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質問


Change the Marker size and color in the legend of a scatter plot
I have a scatter plot in a for loop, and at each iteration, the shape and the color of the markers change. when I plot the legen...

9年以上 前 | 1 件の回答 | 0

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How can I access variables inside a table inside a table?
You can address that by: FinalTables{1}(:,1) the number in the curly bracket assigns the cell elements (tables) and indi...

9年以上 前 | 0

質問


Read timestamp from data file with mixed formats
I have a file with mixed date: 23.4 F15 2014-106T19:11:46 22.1 F16 2015-203T00:25:26 13.3 F100 2015-250T20:1...

9年以上 前 | 2 件の回答 | 0

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質問


max function in a for loop
Are we not allowed to use max function in a for loop? I have a 25x50 cell array A, and each element of A is a vector of various ...

10年弱 前 | 1 件の回答 | 0

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Mass spring system equation help
I think a question similar to this has been answered in this thread http://www.mathworks.com/matlabcentral/newsreader/view_thre...

約10年 前 | 0

質問


Fitting a discrete binning structure to a continuous binning structure
I have two binning structures, one is discrete which has gaps in between and different lengths and the one with continuous bin...

約10年 前 | 0 件の回答 | 0

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if i have a i*j matrix(with random numbers ), then how can i make the sum of first row = d(say d= 5).
You can do this: http://www.mathworks.com/matlabcentral/newsreader/view_thread/318632 And you don't need a value constraint in ...

10年以上 前 | 0

質問


Cell-mode options in command line
Are the cell mode options available in command line? I want to run a cell of a script from linux command line. while I can do it...

10年以上 前 | 1 件の回答 | 0

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質問


Lookup Table for Multi Variable Implicit Function or MATLAB Function
In order to call the precalculated values of a multi-variable function can I use the Simulink n-D Lookup Table or is there a MAT...

10年以上 前 | 1 件の回答 | 0

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質問


TEXTSCAN Reads from Fortran Output - Precision Problem
I am reading the output data from a fortran generated file which is in the form 720. 2.715E+12 4.437E+10 730. 2.342...

10年以上 前 | 1 件の回答 | 0

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質問


Executing part of the script from command line
I am running the MATLAB on command window on a linux machine. I was wondering if there is any command that lets us run just part...

12年以上 前 | 1 件の回答 | 1

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