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...

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...

7 months 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...

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...

7 months 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...

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...

7 months 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...

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...

7 months ago | 0

Answered

Load text file from subfolder

BaseDir = 'BaseDir'; % Change string to base folder tmp = dir(BaseDir); % Obtains list of files ...

Load text file from subfolder

BaseDir = 'BaseDir'; % Change string to base folder tmp = dir(BaseDir); % Obtains list of files ...

7 months 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...

7 months 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]; ...

7 months 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

7 months 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...

11 months ago

Solved

MATLAB Basic: rounding

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

11 months ago

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...

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...

2 years ago | 0

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 ...

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 ...

2 years ago | 0

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...

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...

6 years 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.

6 years ago

Solved

Determine if input is odd

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

6 years 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...

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...

6 years 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 ...

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 ...

6 years 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...

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...

6 years 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 ...

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 ...

6 years 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...

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...

6 years 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]); ...

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]); ...

6 years 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 ...

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 ...

6 years 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...

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...

6 years 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...

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...

6 years 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...

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...

6 years 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...

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...

6 years ago | 1

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...

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...

6 years 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 ...

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 ...

6 years ago | 0

Answered

How can i make a Moving Average Filter of order 4 for removing the noise from signal?

It doesn't look like you have fs=10kHz in (2) since you are aliasing that signal. Anyway, filtering can be achieved using the f...

How can i make a Moving Average Filter of order 4 for removing the noise from signal?

It doesn't look like you have fs=10kHz in (2) since you are aliasing that signal. Anyway, filtering can be achieved using the f...

6 years ago | 0