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If I have a matrix of data and I want to pull out certain data cells and arrange them in another matrix?
a=[10 40 50 80 20 40 20 34 30 50 32 50 20 38 40 36] c=find(a(:,1)==20) out= a(c,3)

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I keep getting a syntax error with my program???
in the If statement you need to use '==' Your first if statement would be if x==0 & y==0 disp('This point is located...

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Inserting date/time in an array
Well here is the code start={'01.04.1987 14:00:00'}; start1={'01.04.1987 14:00:01'}; % you can put your end valu...

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When to accept an answer for someone
How about Do not accept your own answer unless 1. The author has thanked you replied that the problem has been solved ...

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Cell
<http://www.mathworks.com/help/techdoc/ref/cell.html>

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vector index of consecutive gap (NaN) lengths?
A very crude way.. pretty sure can be done better... A = [2 4 NaN 7 9 NaN NaN NaN 32 NaN NaN 8]; A(~isnan(A))=0; A(is...

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SYNTAX MATLAB
Eg. x=1:20; %i.e x=1 2 3.... 20 n=5; % assign value of 5 to n y1 = x(2:n) % get second to nth (5th )value in ...

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Create a startpoint in form of a ring on my graph
try a=[1 2 3 4]; %data to be plotted plot(a) hold on plot(a(1),'o','MarkerSize',10) % start point with circ...

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Force matlab to quit while stuck in an infinite loop?
try ctrl + c

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Divide by Zero
Actually Inf returns the IEEE arithmetic representation for positive infinity. Infinity results from operations like division...

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How do I find the GPU version in MATLAB?
Use the function <http://www.mathworks.com/help/toolbox/distcomp/gpudevice.html gpuDevice>. gpuDevice If you do not have ...

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Finding distance between endpoints of image segment: PixelList vs 'endpoints'
You could lockup the Medical Image processing webinar which deals with toruosity.. You could also try bwdistgeodesic command...

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How to connect the dots
Dunno if this is what you want.. DO realize that var(x) is a single scalar value as the variance of x x=rand(10,1) y=...

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Calculate difference between two times
You can convert the date string into a date number and get the difference between them EG. a =['20080102 095648';'200801...

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Convert 3 dimensional matrix to vector (rows to columns)
doc reshape out = reshape(PV_power_output,8760,1,3); Warning: read the reshape help document thoroughly as it does c...

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Regarding solving an equation
try the equation as syms x phi = solve(R1*x + 0.033165331*x^0.8 -delTt) %without '...' phi1 = real(phi)

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breaking a column of strings in two different columns
a={'AR021108' 'AW301108' 'EW281208' 'RT250109' 'RY220209'}; ii=cellfun(@(x) x(1:2),a, 'UniformOutput', false); ...

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loop
You could try something like ii=0.4:0.01:0.99; for count1 =1:length(ii) for count2=1:length(ii) outpu...

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How to combine vectors of different length into matrix ?
Just for fun.. Another complicated way.. A =[ 1 2 3 4 5]; B = [3 4 5 0 0; 1 2 4 5 0; 4 5 0 0 0]; for ii=1:size(B,...

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Change License Type
You could try updating the current license fro the MATLAB Help tab. HELP > Licensing > Update current license P.S. You mi...

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I want to ascend cell
There might be an easier way of doing this but the following should work.. a{1,1}={'x 4';'y 2';'z 1';'g 3'}; a{1,1} p...

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Beagleboard question
You can definitely interface an Beagleboard-xM with Simulink and MATLAB not sure about the older version. The new xM board only...

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How to config "sendmail" to BCC to multiple addresses?
Look for addBcc on the following page as part of the file exchange contribution: <http://www.mathworks.com/matlabcentral/file...

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unable to set path for a particular tool.
Try the following from the matlab command line which pathdef This will reply the path of the pathdef.m file make sur...

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giving state-space equation from transfer function G(s)
>> H = [tf([2],[1 4 1])] H = 2 ------------- s^2 + 4 s + 1 Continuous-time transfer ...

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Derivate a signal in matlab
this might help <http://autarkaw.wordpress.com/2009/03/21/how-do-i-differentiate-in-matlab/> doc diff

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sorting
A = 'abc' 'dmf' 'jkl' [1x3 double] [1x3 double] [1x3 double] 'pqr' 'abc' 'jkl' [1x3 dou...

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Extract a range of a given cell array
cellarray={'A','B','C','D','E','F','G','H','I','J','K','L'}; prompt1={'Insert start in %'}; prompt2={'Insert End in ...

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How to write a "go to" -like statement in matlab
I dont think there is 'goto' in MATLAB you could use try .. catch or use the file exchange contribution <http://ww...

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Is a Bloomberg license needed for the financial datafeed toolbox?
Google does provide every second data, as opposed to Bloomberg which is delayed by 15 mins. without the license.

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