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質問
Change or remove duplicate matrix elements
I have the matrix: value = 3.1727 5.2495 5.2708 3.3852 5.6222 5.2708 5.1444 4.9834 ...
9年弱 前 | 3 件の回答 | 0
3
回答質問
Constructing a symmetric matrix
Hello! I am trying to construct a symmetric matrix, B, from a random matrix, A My code is as follows: scale=6; ...
9年以上 前 | 1 件の回答 | 0
1
回答質問
Basic iterative schemes in matlab
Hello, I am becoming acquainted with solving basic linear problems in matlab iteratively. So, I apologize for this very basic...
9年以上 前 | 1 件の回答 | 1
1
回答質問
Construct tri or penta diagonal matrix from an exisiting matrix
Dear all, I am constructing a random number matrix, for instance A=randn(10,10) For this matrix, I would like to be able t...
9年以上 前 | 1 件の回答 | 0
1
回答質問
Contour/3d plots for large data sets
Hello, I would like to generate a contour or 3-D plot for a large data set. I have a matrix B, where size(B)= 483060 4 ...
10年弱 前 | 1 件の回答 | 0
1
回答質問
Finite center difference of poisson equation
Hello! This is my first time attempting to write a finite difference method in matlab, and I am a bit confused about how to c...
10年以上 前 | 0 件の回答 | 0
0
回答質問
Finding radius by fitting circles to partial lines
Hello, I am trying to find the radius of circles from images which contain only a portion of the circle image, like this: http:...
11年以上 前 | 2 件の回答 | 0
2
回答質問
Fitting circles/finding centers
Hello, I have images that look like this http://postimage.org/image/cis2x0wd3/ from a Zeeman experiment. I would like to find...
11年以上 前 | 1 件の回答 | 0
1
回答質問
How to open to convert *.b files using Matlab
Hello, I have a series of files to be opened in matlab, which were made in Yorick with the extension *.b. How can I open these ...
12年弱 前 | 0 件の回答 | 0
0
回答質問
Best way to store a variable outside of a loop
Hello! I have a program that runs through a series of images, which are called upon by iterating the number at the end of the...
12年弱 前 | 1 件の回答 | 0
1
回答質問
Finding largest peaks in a graph
Hello! I am writing a little program to plot out the intensities of split spectral lines from a Zeeman experiment. I get g...
12年弱 前 | 1 件の回答 | 0
1
回答質問
Minimizing and plotting equations with variables
Hello! This is probably quite a rudimentary question, but I am not familiar with solving equations in matlab, and would great...
約12年 前 | 1 件の回答 | 0
1
回答質問
Fitting a curve to data
Hello, I am trying to test out the validity of Taylor-Sedov analytical solution to an experimental data set. I want to fit...
12年以上 前 | 1 件の回答 | 0
1
回答質問
Locating point where slope becomes most steep
Hello, I am trying to extract data from this graph, generated from the image to the right of it: http://img3.imageshack.us/i...
12年以上 前 | 2 件の回答 | 0
2
回答質問
Finding coordinates of peaks
Hello, I have a data file that looks like this: http://imageshack.us/photo/my-images/26/peakds.jpg/ and I would like to ret...
12年以上 前 | 1 件の回答 | 0
1
回答質問
Converting uint8 array into 32-bit
I have a 1280x960 uint8 array that I would like to convert into uint32. Any suggestions? Thanks!
12年以上 前 | 2 件の回答 | 0
2
回答質問
Renaming files in a folder
Hello, I'm written the following code to rename files in a folder. However, for whatever reason it is not working. Any idea w...
12年以上 前 | 1 件の回答 | 0
1
回答質問
Error on the slope when using a least squares fit
Hello, I am fitting a slope to data points using least squares fit (polyfit), but I also need to know the error on the slope ...
12年以上 前 | 1 件の回答 | 0
1
回答質問
Superimposing graphs with different axis
Hello, I have a routine that creates 70 graphs, each with different axis. (i.e. 70 images of the same size, but with differen...
13年弱 前 | 1 件の回答 | 0
1
回答質問
Centering a histogram around the median
Hey, I have data that I am plotting a histogram with, and I want to center my histogram on the mean, with six bins (i.e 3 on ea...
約13年 前 | 1 件の回答 | 0
1
回答質問
Error: Subscripted assignment dimension mismatch
Hello, I have a 48x64 matrix, let's call it dummy, and I have located all of the non-zero values in dummy(:). returned as ...
約13年 前 | 1 件の回答 | 0
1
回答質問
Creating a text file through Matlab
Hello, I want to save parameters from a program that I am running to a separate text file, while the program is in progress. ...
13年以上 前 | 1 件の回答 | 0
1
回答質問
Restricting matrix values
I have a matrix: points= 37 29 36 30 37 30 35 31 36 31 37 31 36 32 ...
13年以上 前 | 1 件の回答 | 0
1
回答質問
Renaming parameters in a loop, Comparing Z-Scores
I have a 48x64x41 array where the dimensions are vertical x horizontal x time. I need to compare the z-score array values for t...
13年以上 前 | 2 件の回答 | 0
2
回答質問
Returning parameters from a called function
Hello! I have what may be an elementary question, but I have been struggling with it for a little while: I am calling anothe...
13年以上 前 | 2 件の回答 | 0
2
回答質問
Rotating a Vector
Hello! I am wondering if anyone has an elegant way to rotate a vector by a specified degree. For example, I have a vector th...
13年以上 前 | 4 件の回答 | 0
4
回答質問
Changing font size using xlabel
[EDIT: Mon Jun 6 16:32:41 UTC 2011 - Reformat - MKF] Hello, I am putting a label on a graph using xlabel, and I want to increas...
13年以上 前 | 3 件の回答 | 1
3
回答質問
Improving resolution of a loaded image
I am working with two routines that create images, and save them automatically with saveas (as .png files) to a folder. I then w...
13年以上 前 | 1 件の回答 | 0
1
回答回答済み
Loss of resolution with imread?
Switched the image type to pnf and the resolution problem was solved.
Loss of resolution with imread?
Switched the image type to pnf and the resolution problem was solved.
13年以上 前 | 0
| 採用済み
質問
Loss of resolution with imread?
I am loading some images to another program using imread, and I have noticed that the resolution for some graphs that are saved ...
13年以上 前 | 2 件の回答 | 0