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Adam Wyatt


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Last seen: ungefär ett år ago |  Active since 2013

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Answered
randomly select elements of an array
Use "randsample" For array: Arry = [1 4 5 7 8 9]; Smpl = randsample(Arry, 3) For strings: Arry = ["Yellow" "Green" "Blue" "...

ungefär 3 år ago | 0

Answered
How to find and access a file / folder on the entire hard drive with Matlab?
I would not recommend performing the search itself directly in matlab. Instead I would invoke the system search using the "syste...

ungefär 4 år ago | 0

Answered
How do I check a each element of a 2 x n matrix for values to remove?
Is your lens a spherical lens, in which case there is a very simple solution (Google intersection of line with sphere: Wiki). D...

ungefär 4 år ago | 0

| accepted

Answered
How can I convert this image in binary image such that region inside red curve is filled with white while rest with black?
Your question is quite vague and the methodology and results depend very much on how the images vary. Remember that the compute...

ungefär 4 år ago | 0

Answered
Big 3D gridded data set
If you really do need all the data, then you can also use "matfile". You bascially then have a cell-array of matfile objects and...

ungefär 4 år ago | 0

Answered
Load text file from subfolder
BaseDir = 'BaseDir'; % Change string to base folder tmp = dir(BaseDir); % Obtains list of files ...

ungefär 4 år ago | 0

Solved


Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...

ungefär 4 år ago

Solved


Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; ...

ungefär 4 år ago

Solved


Matlab Basics - Rounding III
Write a script to round a large number to the nearest 10,000 e.g. x = 12,358,466,243 --> y = 12,358,470,000

ungefär 4 år ago

Solved


Find the maximum number of decimal places in a set of numbers
Given a vector or matrix of values, calculate the maximum number of decimal places within the input. Trailing zeros do not coun...

mer än 4 år ago

Solved


MATLAB Basic: rounding
Do rounding near to zero Example: -8.8, answer -8 +8.1 answer 8

mer än 4 år ago

Answered
How to make and use many fast functions in Matlab?
My recommendation would be to write a class which would significantly reduce the redundancy in your code. You can use dependent ...

mer än 6 år ago | 0

Answered
Plotting from a loop in a live script in Matlab 2016b
There is a slight workaround, which works in version 2017b (no need to manually create the axes, replace this and the title line...

ungefär 7 år ago | 1

Answered
Camera identified by hardware detection application but doesn't show up in image acquisition tool
With regards to copying the data, there is an alternative method, but exactly what use it is I do not know. I've actually manage...

mer än 9 år ago | 0

Solved


Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

mer än 9 år ago

Solved


Add two numbers
Given a and b, return the sum a+b in c.

mer än 9 år ago

Solved


Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

mer än 9 år ago

Answered
What's wrong with this expression?
Are a, b, & c scalars. If so: y = a*exp(-((x-b)/c).^2); However, a more general version makes use of bsxfun ( <http://matlab...

mer än 9 år ago | 0

Answered
Cylindrical to rectangular correction in image processing
Create projected co-ordinates of original image [Ny, Nx] = size(Img); x = (1:Nx).'; y = (1:Ny).'; Create original ...

mer än 9 år ago | 0

Answered
How to write a Monte Carlo Simulation Code?
Your question is ill-defined. Monte-Carlo simulations simply mean perform your simulation with varying inputs such that the i...

mer än 9 år ago | 2

Answered
How to show a sequence of images
You need to either add a callback function to the image/figure to respond to user key presses or mouse clicks, or you could add ...

mer än 9 år ago | 0

Answered
Matlab OOP, dependent class properties, correct coding techiques
I generally just ignore this warning - you can turn it off for the line, file or all files (I've done the latter). In your sc...

mer än 9 år ago | 1

| accepted

Answered
How can I use MATLAB to estimate the parameters of an exponential-gamma convolution?
Simple solution v = fminsearch(@(v) sum(abs(Data - YourGammaConvolutionFunction(v(1), v(2), v(3))).^2), [v01 v02 v03]); ...

mer än 9 år ago | 0

Answered
How to prepare data set from an Image to find out number of clusters automatically?
What do you mean cluster? The image processing toolbox has functions for doing this (if you mean a cluster is when all adjacent ...

mer än 9 år ago | 0

| accepted

Answered
How to continue GPIB reading with fscanf after EOI?
Try using fgetl to read the whole line, and then you can perform some error checking or different parsing rules. Also, surely...

mer än 9 år ago | 0

Answered
Nested For loops- Pleeease HELP!!
* Your code could easily be vectorized. * *never* use i or j for indexing because these are used for sqrt(-1) and can easily c...

mer än 9 år ago | 0

Answered
Which camera should i use to acquire real time video to matlab
If you cannot narrow down your choice based on specifications, pick any! http://uk.mathworks.com/hardware-support/basler-came...

mer än 9 år ago | 0

Answered
Logical or not logical?
* All numbers are by default of class type "double" (unless specifically cast as int etc.). * Logical values are of class "logi...

mer än 9 år ago | 2

Answered
Positive Semi-definite Matrix Problem
FYI: C' is conjugate transpose - you should use C.' if you don't want the complex conjugate. If it is indeed due to a numeric...

mer än 9 år ago | 0

Answered
Which camera should i use to acquire real time video to matlab
Look here http://uk.mathworks.com/hardware-support/index.html?q=product%3A%22Image%20Acquisition%20Toolbox%22 It took about ...

mer än 9 år ago | 0

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