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Naema


University of Ottawa

自 2013 起处于活动状态

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multiply a matrix by a specific value from a vector
Hi : I want to multiply a matrix (resultx) sized 10001x10001 by only one value from etae which is sized 1x50.I want to access o...

9 years 前 | 1 个回答 | 0

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Matrix dimensions must agree
I am performing a multiplication in the following equation but, I had this error because the sizes of (resultx) and (etae) are d...

9 years 前 | 1 个回答 | 0

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plotting in 2d with imagesc
Hi : I have a question about the plot command (imagesc). I am overlapping two fields together and when plotted both of them usi...

9 years 前 | 2 个回答 | 0

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how to read data from a .mat file
Hi: I have a .mat file named Ey1a which I need to use it in my code as one of the inputs. The file contains complex data...

9 years 前 | 5 个回答 | 0

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vertical axis is flipped
Hi Matlab users: I am facing two strange problems. The first problem is with figure#1; it is inverted in y. The following ...

9 years 前 | 1 个回答 | 0

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estimate time needed for a code to finish
Hi: I am not sure if my problem can be solved. I ran a code in matlab approximately two weeks ago. I have ran a similar one bef...

9 years 前 | 3 个回答 | 1

3

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已回答
how to remove mesh in a figure
Hi: I just found the answer!, it is basically the command (shading flat), I put it after the plot command and it removed the gr...

9 years 前 | 2

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提问


how to remove mesh in a figure
Hi matlab users: I have problem with the attached .jpg image, I wanted to get red of the mesh in it , I have not wrote any grid...

9 years 前 | 1 个回答 | 0

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Undefined function or variable
<</matlabcentral/answers/uploaded_files/22299/undefined%20variable.png>> Hi matlab users: I was trying to run a code in whic...

9 years 前 | 1 个回答 | 0

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resize a matrix (1x30) to (1x25)
Hi: I have (g) a matrix with size (1x30) and wanted to resize it to (1x25), how can I do this? I think I should keep the min an...

9 years 前 | 1 个回答 | 0

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how to set specific limits for a colorbar
Hi : I wanted to write a small code to generate a colorbar with limits from -180 to 180. any help please?

9 years 前 | 1 个回答 | 0

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inv Matrix must be square
how to invert alpha in the following relation.so if alpha values are from 3 to 11 with 50 steps (size of alpha is "1x50"),...

10 years 前 | 1 个回答 | 0

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how to generate a matrix from another matrix
Hi: I am having a matrix called "alpha" with size (1x50) and another matrix called "beta" which is related to alpha through the...

10 years 前 | 3 个回答 | 0

3

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code is giving an empty matrix
the data file that is needed to run the code is attached (jamal_240) which is named Eyspp in the code.

10 years 前 | 0

已回答
code is giving an empty matrix
the code is organized here, is there anyone who could help me figure out what is wrong with the code? thanks, Naema clear...

10 years 前 | 0

提问


code is giving an empty matrix
Hi: I am having an empty figure as the result, can anyone see what is the problem?. thanks, here is the code///////////////...

10 years 前 | 2 个回答 | 0

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2d Integration with trapz crashes
Hi: I am wondering why trapz crashes when I run it in the matlab live link from Comsol. any answer? thanks, Naema

11 years 前 | 0 个回答 | 0

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2d double integral with trapz
Hi: I am using Comsol to connect to matlab and run the following code. For some reason, the function trapz crashes. It was wor...

11 years 前 | 0 个回答 | 0

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surface plasmon field scans an optical fiber field
Hi Everyone:I designed a code for this problem but somehow it is not giving me the expected result. That is why I thought maybe ...

11 years 前 | 0 个回答 | 0

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已回答
surface plasmon field scans an optical fiber field
I do not know why my code looks that way. Can I upload a txt file here? if yes, please tell me how. thanks

11 years 前 | 0

提问


surface plasmon field scans an optical fiber field
Hi Everyone: I am attaching my code which is about a surface plasmon field scans an optical fiber located in a much bigger doma...

11 years 前 | 4 个回答 | 0

4

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已回答
surface plasmon field scans an optical fiber field
clear all; close all; clc; %%%%inputs%%%%%%%%%%% x1=-5:1e-3:5; y1=-5:1e-3:5; step=30; %step size 1=1...

11 years 前 | 0