
Jonas
C++, Java, MATLAB
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質問
How to ensure, that an MATLAB executable can communicate with NI Data Acquisition Cards
Dear community, I want to create a small Matlab GUI which can handle NI DAQ devices. Later, I want to compile my application to...
約9時間 前 | 0 件の回答 | 0
0
回答How to interpolate a set of data wher the X size is different for the Y size
you can usw meshgrid to prepare your xq and yq: Y=9:13;X=1:2:5;Z=rand(5,3); [xq,yq]=meshgrid(1:0.5:5,9:0.5:13); inter...
11日 前 | 0
質問
Reading uint8 from raw data takes much more RAM then expected
I am trying to read some MB of data from big files of several GB. I am using the follwing code: fid=fopen(filename,'r'); fseek...
14日 前 | 1 件の回答 | 0
1
回答Help in 2D plot of coefficients
why not use normal plot command? RealCoefficient= [0.0723, -11.0000, 0.001, 0.0011, 0.0012, 0.0013, 0.0014, 0.0015, 0.0016, 0.0...
22日 前 | 0
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質問
audioDeviceReader: error when choosing ASIO driver for input mic
Dear community, I have an error when I want to choose the Device for the audio device reader interactively. Altough the String ...
22日 前 | 0 件の回答 | 0
0
回答open software and run script via command line
without looking into the detail, you have to chain commands in the system commands using a & sign also: use the output argument...
約1ヶ月 前 | 1
How to put subscript in uilabel text and can I specify location on same line?
for subscript, use other text interpreters, e.g. tex uilabel("Text","K_a","HorizontalAlignment","center",'Interpreter','tex'); ...
約1ヶ月 前 | 1
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Smoothing curve plot with some data points
x = [-27.59;-32.36;-32.36;-24.99;-25.12;-32.62;-37.62;-42.62;-37.62;-37.62;-40.11;-40.11;-37.61;-33.36;-29.11;-27.11;-25.11;-20....
約1ヶ月 前 | 0
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Is it possible to use vertcat with dot notation?
if you just want to have all file names available, you could use { } e.g. in a cell array {filename.name} if you do not need ...
約2ヶ月 前 | 1
Action on close of spectrumAnalyzer() object/windows
alright, I now got it. we can close and open the scope Window using show(scope) and hide(scope) und we can check if the scope wi...
約2ヶ月 前 | 0
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Action on close of spectrumAnalyzer() object/windows
my insight so far: I have seen, that a new Process is created, and the Window Name has the title "Spectrum Analyzer". we could ...
約2ヶ月 前 | 0
How to plot two .fig file as subplots in a new figure window ?
here a kind of manual solution, adapted from the function given on file exchange: h(1) = openfig('fog.fig','invisible'); ax(1)...
約2ヶ月 前 | 0
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matrix per minute in plot per hour
you mean something like that? or do you want another format? plot((1:96)/4,rand(96,1)); xticks(0:3:24) xlim([0 24]); xlabel(...
約2ヶ月 前 | 0
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How to save a high resolution image in MTALB?
exportgraphics() is available since 2020a which release are you using?
約2ヶ月 前 | 0
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How do I make a specific range of numbers and increment?
use colon operator T=100:50:500
約2ヶ月 前 | 0
Buffer around a value in a matrix.
A=[ 0 0 0 0 1 0 0 1 1 0 0 0 0 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 0 1 0 0 0 1 1 0 0]; B=imfilter(A,ones(3...
約2ヶ月 前 | 0
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efficient way of importing excel sheet
if you activate MultiSelect in uigetfile, you can select more than one file. The resulting variables are then cell arrays with t...
約2ヶ月 前 | 0
質問
Action on close of spectrumAnalyzer() object/windows
Dear community, at the moment I am preparing for some real time processing on audio recordings. I want to end the inifinite rec...
約2ヶ月 前 | 2 件の回答 | 0
2
回答How to sort a part of a given array?
just use indexing to reassign those numbers data=20:-1:1 data(1:5)=sort(data(1:5),'ascend')
約2ヶ月 前 | 0
how to create different matrices?
you could split them into multiple 400x1 vectors by this data=rand(30000,1); data=reshape(data,400,1,[]); size(data) you can...
約2ヶ月 前 | 1
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Summing the values with looping
you could generate all values you asked for with a single expression. if you want the sum until a specific n, use cumsum() on th...
約2ヶ月 前 | 0
How can I draw contour lines with a given excel Data sheet
you mean something like that? mtx=readmatrix('F_22_Project Data.xlsx','Range','D9:V32'); contour(0:20:360,0:20:460,mtx)
約2ヶ月 前 | 0
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i want to know the fitness
i guess you are seraching for the correlation of X and Y coordinates see corr() and corrplot()
2ヶ月 前 | 0
How do I plot grid points in a wedge-shaped volume?
you could add the third dimension like that: x=-6:6; [X,Y,Z]=meshgrid(x); r=5; phi=pi/2; % from [0,pi] theta=pi/4; % ...
2ヶ月 前 | 0
MATLAB 2022b removing spaces from strings in concatenation?
"For character array inputs, strcat removes trailing ASCII whitespace characters: space, tab, vertical tab, newline, carriage re...
2ヶ月 前 | 1
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How can i find the Majoraxislength and Minoraxislength of each cell present in binary image ?
a call to regionprops should suffice: clear; im=imread("image.png"); im=rgb2gray(im); % to grayscale im=im~=0; % make bina...
2ヶ月 前 | 0
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Name points on a plot based on their order
you could add the line text(ri(:,1),ri(:,2)+0.05,cellstr(num2str((1:size(ri,1))'))) or text(ri(:,1),ri(:,2)+0.05,strsplit(num...
2ヶ月 前 | 0
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Traslate and Rotate a point cloud
if you have a matrix nx3, with each row being one set of point corrdinates you can translate first and rotate afterwards using s...
2ヶ月 前 | 0
Replacing special character 'É' to 'E'
looks like there are only manual solutions. Stackoverflow is your friend ;-) https://stackoverflow.com/a/60181033
2ヶ月 前 | 0
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