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Zhangxi Feng


Last seen: 2 months 前 |  自 2017 起处于活动状态

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提问


Is there a setting to move labels on a plot closer
In the following image is plotted with the code: load('data.mat'); f = figure; f.Position = [21,471,1883,333]; subplot(1,4...

3 months 前 | 1 个回答 | 1

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提问


How to move colorbar in scatter3 plot and keep it inside the figure
After adding title to the colorbar of a scatter3 plot, I realized the formatting is all wonky. Looking online, I moved the colo...

5 months 前 | 1 个回答 | 0

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已回答
Loaded quaternion but still cannot find slerp
Thanks to @Steven Lord, I realized that another externally installed library, MTEX, is causing the issue. I disabled MTEX and no...

6 months 前 | 0

| 已接受

提问


Loaded quaternion but still cannot find slerp
After installing the Sensor Fusion toolbox, Matlab reopens. I used the following code: q1 = quaternion([75,-20,-10],"eulerd","Z...

6 months 前 | 1 个回答 | 0

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提问


yyaxis plots ignoring plotting commands or even changes the command unprompted
The following script plots 2 curves on the left axis and 1 curve on the right axis as shown below. Each curve has its own error ...

1 year 前 | 1 个回答 | 0

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已提交


VTK read and write package
2 scripts that read and write VTK files that contain multiple field data. Very simple and straight forward coding compared to ot...

3 years 前 | 58 次下载 |

提问


Why is the number of population for GA's first single run random?
Before I switched over to GA to utilize the mixed integer operation, I was using gamultiobj.As I save the input parameters in my...

4 years 前 | 0 个回答 | 0

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parfor doesn't continue to run other jobs when only one worker is working
I have a parfor loop that is supposed to run 7 jobs with 4 workers. Each job executes a .exe program in their individual folders...

4 years 前 | 1 个回答 | 0

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提问


In gamultiobj, how to return the type of population of each generation?
I would like to get the type of population (crossover, mutation, or normal) of each generation. Preferably outputing an array of...

4 years 前 | 0 个回答 | 0

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How to work around the precision problem?
I am aware that certain numbers cannot be perfectly represented in binary, and as a result some of the numbers are not exact. I...

4 years 前 | 1 个回答 | 0

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已回答
How can I edit a value in multiple text files?
A simple way to do this is to simply write the entire file, I assume it is not a large file. You can do something like this: f...

5 years 前 | 1

提问


MATLAB Java Error with Figures
When I plot a figure, the figure with all the intended contents appear. I can rotate the figure, probe the data points, and do o...

5 years 前 | 1 个回答 | 1

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提问


Windows/Linux file reading with regexp inconsistency?
In my program, I am reading an input text file using the following code: file = fileread(GAFname); fileText = regexp(file, '\r...

5 years 前 | 1 个回答 | 0

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提问


Can I overwrite a function in a compiled program with a custom version?
I have a set of MATLAB functions with a main function that will be compiled. This program calls a function that requires the use...

5 years 前 | 1 个回答 | 0

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已回答
How to copy files but not folders from one folder to destination?
For others who may have a similar question, I achieved this goal by using the following: sourceDir = dir(runSource); sourceD...

5 years 前 | 0

| 已接受

已回答
How to write fitness function in matlab.
Please add some more information for your question so we can better help you. A fittness function is just like any other func...

5 years 前 | 0

提问


How to copy files but not folders from one folder to destination?
Not sure why I am having difficulty searching for this but all the questions I found were just about copying specific file or sp...

5 years 前 | 1 个回答 | 0

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提问


Is there a degree symbol in LaTex or is ^{\circ} the best it can do?
I have searched quite a bit for examples of displaying titles in latex. My goal is to show the following: Bin 0° <= \varphi_2 <...

6 years 前 | 3 个回答 | 0

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提问


Clear all returns warning evaluatecode.m could not be cleared because it contains the code that is currently executing?
I don't use clear all to clear workspace variables. I only use it at the beginning of the main method (that calls other function...

6 years 前 | 1 个回答 | 0

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提问


Error using cfit/subsref when trying to fit a smoothingspline
According to documentation, if a fittype is specified, the output becomes [curve,gof] = fit(x,y,fttype) My code is shown as f...

6 years 前 | 0 个回答 | 0

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Why doesn't legend location have "center"
Quite intriguing why 'Location' doesn't have a 'center' option.

6 years 前 | 3 个回答 | 1

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What is gamultiobj adaptivefeasible mutation function's scaling factor and how to change it
Hello Community, I have a multi-objective function being optimized by genetic algorithm gamultiobj. I understand the mutation...

6 years 前 | 0 个回答 | 0

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已回答
How to select column form 3D array and use it in other 3D array?
In your case, a(:,:,n) would actually return the column vector you desire, where n is the nth column since your a matrix is 499 ...

6 years 前 | 0

| 已接受

已回答
Stop mutation in GAMULTIOBj
Sad no one answers this question. I am trying to understand the whole process more also. I believe making your own creation, sel...

6 years 前 | 0

提问


How to format hard drive
I found several threads discussing the danger of using eval where some answers used eval and a string of visually encrypted code...

6 years 前 | 0 个回答 | 0

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How to pass additional variables into a function handle that is taken as an argument?
How to pass additional variables into a function handle that is taken as an argument? For example, the integral function is u...

6 years 前 | 1 个回答 | 0

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已回答
How to compare images to find the difference among them at specific locations .
I think you can complete the task if you convert the image into something you can ask MATLAB to numerically compare, such as whe...

6 years 前 | 0

提问


patchslim question: how does fnew = indexn(f) work in the code
Patchslim's code can be found here: <https://www.mathworks.com/matlabcentral/fileexchange/29986-patch-slim--patchslim-m-> The...

7 years 前 | 0 个回答 | 0

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提问


Find an vector in a cell array
I have a cell array of up to hundreds of elements say A = cell(1,100). Each cell has a variety of three-column vectors (all 3-c...

7 years 前 | 1 个回答 | 0

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提问


tinv function giving wrong values
I used tinv(0.95,16) and it returned 1.746, which is the value for 90% confidence interval at a df of 16. In order to get the co...

8 years 前 | 2 个回答 | 0

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