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Risolto
Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...
oltre 9 anni fa
Domanda
National Instruments DAQMX function support in matlab
Hi, I have a national instruments PCI-DIO-32HS digital card and I'm trying to use matlab's data acquisition toolbox. I have D...
circa 11 anni fa | 0 risposte | 0
0
risposteDomanda
Logical indexing with matrix issue
I ran into this issue writing a program using logical indexing. Suppose you have A=ones(32,10); M=zeros(32,10); N=one...
circa 11 anni fa | 1 risposta | 0
1
rispostaDomanda
Is it possible to vectorize this loop?
Hi, I've been trying to figure out a way to optimize this bit of code by vectorizing the loop. I can't find a good way to do ...
circa 11 anni fa | 2 risposte | 0
2
risposteDomanda
Indexing to subtract sections of an array
Hi, Say you have an 1x80000 row vector and need to subtract by blocks of 64 every so many elements. For example A = rand...
circa 11 anni fa | 4 risposte | 0
4
risposteDomanda
Caught unexpected exception of unknown type TCP/IP device connection
Hi, I'm trying to connect a Newport XPS motion controller to Matlab via TCP/IP. I'm running 64bit 2012b on win7 64bit. The code...
oltre 11 anni fa | 0 risposte | 0
0
risposteDomanda
loadlibrary error with 64bit dll and header
Hi, I have three 64bit files (XPS_C8_DRIVERS.dll, XPS_C8_DRIVERS.lib and XPS_C8_DRIVERS.h), when trying to use loadlibr...
oltre 11 anni fa | 2 risposte | 0
2
risposteDomanda
How to vectorize this loop? Subsequental subtraction of columns within a matrix
I'm trying to vectorize the following loop: a=rand(1000,100); j=1; k=2; tic for i=1:50; b(:,i)=a...
oltre 11 anni fa | 1 risposta | 0
1
rispostaDomanda
Using matlab and java to control a mouse on another computer
Hi, I know it's possible to control the mouse on a computer running matlab via a java robot (http://www.mathworks.com/matlabc...
oltre 11 anni fa | 0 risposte | 0
0
risposteDomanda
Using fprintf and instrument control toolbox with serial connection
Hi, I'm trying to send commands to a monochromator (CM110/112) connected to a cpu (RS232). I've successfully connected to the...
circa 12 anni fa | 1 risposta | 0
1
rispostaDomanda
Convolution on a nonlinearly spaced data set.
Hi, I am currently trying to use conv on a data set that is nonlinearly spaced. The convolution works, the issue I'm having i...
oltre 12 anni fa | 1 risposta | 0
1
rispostaBasic questions on conv function
Hi all, For those who run into this problem, I found that after you perform the full conv, you need to shift the time axis by...
oltre 12 anni fa | 0
| accettato
Risolto
Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...
oltre 12 anni fa
Risolto
Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...
oltre 12 anni fa
Domanda
Basic questions on conv function
Hi, Suppose I have the following code: t=(-1:.1:5); %Time axis for i=1:1:length(t); if t(i)<0 ...
oltre 12 anni fa | 4 risposte | 0
4
risposteDomanda
Calculating a convolution using conv vs. a loop
Hi, I'm currently calculating the convolution of a Gaussian and a power law using the following code snippet: for j=1:...
oltre 12 anni fa | 0 risposte | 1
0
risposteDomanda
Splitting an axis into a linear and log scale
Hi, I'm interested in splitting the x-axis of a plot into a linear section and a log section. For example, I want to plot -1 ...
oltre 12 anni fa | 2 risposte | 0
2
risposteDomanda
Using nlparci and getting the error Cannot compute confidence intervals for complex values
Hi, I'm trying to get the confidence intervals using the following code: options=optimset('display','iter', 'MaxIter', 5...
oltre 12 anni fa | 0 risposte | 0
0
risposteDomanda
Finding the largest index in an array that is divisible by a certain number
Hi, Given an nx1 array, I'm trying to get matlab to determine the largest index value which is divisible by a number (say 3),...
oltre 12 anni fa | 1 risposta | 0
1
rispostaDomanda
Breaking down a large array
Hi, I have a large array (nx1) of values that I'd like to break up into a new array. This new array takes the first 200 or so...
oltre 12 anni fa | 1 risposta | 0
