Iain
MBDA UK Ltd
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MEDIA DE ME GUSTA
Contribute at least one answer each month for 6 consecutive months
Awarded to Iain on 20 Jul 2017
Accept 5 answers given by other contributors
Awarded to Iain on 20 Jul 2017
Answer 1 question that was unanswered for more than 30 days
Awarded to Iain on 20 Jul 2017
100 of your answers have been accepted
Awarded to Iain on 20 Jul 2017
Provide your first answer ever to someone else's question
Awarded to Iain on 20 Jul 2017
Solve a problem for the first time
Awarded to Iain on 01 May 2012
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Pregunta
How to determine how much RAM is available?
I'm currently working on a tool designed to read in files and do stuff to the files, and the likelihood that it will eventually ...
casi 3 años hace | 1 respuesta | 0
1
respuestaStoring results from a nested for loop
Well theres two ways: 1. Write the results to file as they are generated. (xlswrite & xlsread would be your friends, and you ...
casi 8 años hace | 0
| aceptada
How to create a Executable (.exe) with MatLab 2013b ?
You need the compiler toolbox. The method I use is: mcc <scriptname> -m The Matlab compiler runtimes need to be installed...
casi 8 años hace | 0
maclaurin series code problem
abs(ea(k+1))<es in your code, ea is a scalar, and you're trying to access the k+1th element, which is the error.
casi 8 años hace | 0
| aceptada
max and min complex number
Max is calculating the absolute value, and then taking the maximum value, despite being negative. Greater than is taking the ...
casi 8 años hace | 0
How to get a single line on an image?
Oh, I just found the perfect answer. imline.
alrededor de 8 años hace | 0
| aceptada
Pregunta
How to get a single line on an image?
I'm trying to make a little bit of image analysis software. I need to plot the intensity of pixels lying along a user selected l...
alrededor de 8 años hace | 1 respuesta | 0
1
respuestaPregunta
Reading quicktime movies on windows
I am trying to do an assessment of some video capture hardware and a thermal imager. I am trying to establish methods of reading...
casi 9 años hace | 0 respuestas | 0
0
respuestasPlot in matlab, multiple plots in one figure.
x_for_z1 = matrix(matrix(:,3)==1,1); y_for_z1 = matrix(matrix(:,3)==1,2); plot(x_for_z1,y_for_z1,'r') hold on etc etc.. ...
más de 9 años hace | 0
| aceptada
Using a user defined fucntion with blockproc
What does your "myfunction" function output? It looks like it's not producing any output.
más de 9 años hace | 0
Inf and NaN problem
Logarithms are your friends. Here's what I mean maths: log(UtiliteProba) = (UtiliteB(b,l)+UtiliteC(b,l))/T (values in the ra...
más de 9 años hace | 1
Vector initialization (randn) with loop 'for'
The time difference is due to what gets done in the loop. randn - This checks the number of inputs (0), generates a number a...
más de 9 años hace | 0
How to write the first line of a function?
The first line of a function should look something like this: function [a b c] = something(a, b, c) % 3 inputs, 3 outputs ...
más de 9 años hace | 1
Query about data types and whos
Size is working properly. It is telling you that there are TWELVE characters in the string 'flights_2011'. size(flights_2011...
más de 9 años hace | 0
| aceptada
Stitching sub images to reconstruct full image
depending how you've done it.... BInew = permute(BI,[1 3 2]); BInew = reshape(BInew,16*size(BI,1),[]); ought to work.
más de 9 años hace | 1
Not so rhetorical question: Why the common practice of writing lines of code without white space?
When it comes to making code readable, scDSI (:, theta+1) = scRadius * [ cosd(theta); sind(theta); 0.0 ]; Is not as reada...
más de 9 años hace | 0
Problemas with "sum" function
It is a tolerancing problem. By default, matlab does sums to the 15thish significant figure. Small numbers being added to...
más de 9 años hace | 0
Matlab Function Problem - Variable Storage
Ok, a FUNCTION is a thing like "sin", it accepts a (none/list of) input parameter(s). It outputs a (none/list of) output paramet...
más de 9 años hace | 0
how to plot clearer angle yticklabels at whole fractions of 360° (and/or fractions of pi, for radians) in stead of decimal
You can change where the ticks go: set(axishandle,'YTick', [0 4 6 8 ...] ) You can change the labels as you like: set...
más de 9 años hace | 0
Reading .dat files into Matlab
Theres a few "rotates". flipud, fliplr, transpose/permute, imrotate...
más de 9 años hace | 0
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Specific numbers generation Simulink
Matlab code for it would be something like... : listofnumbers = [1 4 7 9]; weight = [1 2 3 4]; % weights, not frequencies....
más de 9 años hace | 1
Force scientific notation in axes
Here's a really simple option. Change the units of the axes. Plot time, in, for example, hs, cs, ds, Ds, ms, ks ...
más de 9 años hace | 0
Comparing two numbers by using IF in Matlab
The code is correct. The problem is that x - y is not precisely 0. The magnitude of the difference will be less than 1e-5 ...
más de 9 años hace | 2
| aceptada
I have a cellarray (100000000*2cell) ,how can I save the cell in excel more quickly ?
Here's a better idea. *Don't* save it to a text file. 100 million lines of text, of 40 bytes per line (more if nicely format...
más de 9 años hace | 2
Is it possible to use element by element comparison between a single variable and individual matrix values?
Yes. Try these to see what makes sense for your little problem whatever it happens to be... logical_cmp_result = eye(3) ==...
más de 9 años hace | 0
plot with different symbols
r1 = rand(1,1000); r2 = rand(1,1000); plot(1:1000,r1,'bx',1:1000,r2,'kx') Change the x to +, d, s, o for other symbols...
más de 9 años hace | 0
Pregunta
Setting priority of parallel tasks
I have a function, which to optimise it, I am going to have to split into two separate sequences of parallel processes (using pa...
más de 9 años hace | 0 respuestas | 0
0
respuestasPlotting different sections of multiple arrays using a loop
Assuming your plot command is correct, all you need to do is modify it: plot(Time(1:length(data{k,1})),data{k,1}); plot(...
más de 9 años hace | 0
Plotyy and giving each line its own color
It is possible. It might not be that good of an idea if it makes it hard to identify which line goes with which axis (using subp...
más de 9 años hace | 0
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