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# Dishant Arora

### Panjab University

Last seen: plus de 2 ans il y a Actif depuis 2012

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What kind of function can I use to measure the tightness of each cluster in matlab?
<https://in.mathworks.com/help/stats/evalclusters.html evalclusters> You may opt for silhouette score.

environ 5 ans il y a | 1

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How to import data for multiple files in "for" loop?
<http://matlab.wikia.com/wiki/FAQ#How_can_I_process_a_sequence_of_files.3F How can I process a sequence of files?>

environ 5 ans il y a | 0

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A répondu
How to plot surface in matlab..???
doc mesh doc surf

plus de 7 ans il y a | 0

A répondu
How to import data from workspace to simulink using input port ( not simin or from mat file)
You should make use of from workspace(simin) block for importing data from workspace. Inport block is used to establish the link...

plus de 7 ans il y a | 0

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A répondu
Clearing an image on a push button
set(handles.pushbutton1 , 'Cdata' , []);

presque 8 ans il y a | 0

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A répondu
How to kill all figure windows in MATLAB?
close all

presque 8 ans il y a | 8

A répondu
How to use subplot in conjunction with set function on plot
Axes1 = subplot(1 , 2, 1); h1 =plot(x1 , y1); Axes2 = subplot(1 , 2 , 2); h2 = plot(x2 , x2) Here Axes1 and Axes2 are han...

presque 8 ans il y a | 0

A répondu
Proportional text font size, or editing font size when figure resize occurs?
get(0 , 'ScreenSize') % Gives the default screen size in pixels get(0 , 'ScreenPixelsPerInch') % Gives the default R...

presque 8 ans il y a | 0

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how to get simulink model outputs simultaneously(when the simulation is running)?
You can bring or save simulation results to your workspace by making use of following blocks. 1.) to workspace form the sinks...

presque 8 ans il y a | 1

A répondu
How to plot grey level variation along horizontal cross-section of any image according to position of the mouse?
I = imread('cameraman.tif'); [row , column] = size(I); imshow(I) [x , ~] = ginput(1); plot(1:column , I(x , :))

environ 8 ans il y a | 0

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A répondu
how to read mutiple images from folder without overwriting of matrix and images
Check this out <http://matlab.wikia.com/wiki/FAQ#How_can_I_process_a_sequence_of_files.3F How can I process a sequence of files?...

plus de 8 ans il y a | 0

A répondu
INTRODUCING A DEFINED INPUT IN SIMULINK
Use *inport* block to read data from matlab workspace. Check this <http://www.mathworks.in/help/simulink/slref/inport.html inpo...

plus de 8 ans il y a | 1

A répondu
How can I insert row into matrix?
A1(3 , 1:2) = A(1,:);

plus de 8 ans il y a | 0

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How to make Xaxis (y=0) black in grid
You can change axis color by changing the _xcolor_ or _ycolor_ property of axis: h = gca; set(h , 'ycolor' , [1,1,1]); se...

plus de 8 ans il y a | 0

A répondu
Assign value to a circular mask
Use logical indexing. circDisk = double(mask); % Converting mask to the type double circdisk(mask) = 5 % or whatever value...

plus de 8 ans il y a | 0

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Loading multiple excel files with different names
See <http://matlab.wikia.com/wiki/FAQ#How_can_I_process_a_sequence_of_files.3F How can I process a sequence of files?>

plus de 8 ans il y a | 0

A répondu
How to do polar plot correctly?
Define your _symb_ a cell array that is symb = {'ro' 'bd' 'gs' 'm^' 'cv' 'r+' 'bx'} To know where you went wrong, check...

plus de 8 ans il y a | 0

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A répondu
Convert cell into double
If your data follow this strict order and the 3rd column refers to date, try this: function y = fun(x) if isnan(str2double...

plus de 8 ans il y a | 1

A répondu
I have an image and want to make a rectangle around black part which is in the middle of image.
Go for connected component labelling and check out for bounding boxes parameter, plot it. For more information check out this de...

plus de 8 ans il y a | 1

A répondu
How to plot dynamically signals of different axis individually?
plot(x1 , y1 , 'r' , x2 , y2 , 'b') or doc hold

plus de 8 ans il y a | 0

A répondu
how to save all pixel co-ordinate locations as a vector ??
% Use Linear Indexing/Vector Indexing ind = 1:M*N; % For an image of dimension MxN

plus de 8 ans il y a | 0

A répondu
how to replace elements of a matrix position wise?????
A(:,3:4)=~A(:,3:4)

plus de 8 ans il y a | 2

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How do i create a hole or cut a certain portion of a plane in GUI?
Z = zeros(100,100); Z(40:60,40:60) = nan; mesh(Z)

plus de 8 ans il y a | 1

A répondu
how to display images using subplot in right corner of gui
h = subplot('position' , [0.7,0.7,0.2,0.2]) % [left bottom width height] imshow(imageName , 'parent' , h);

plus de 8 ans il y a | 1

A répondu
how i divide n images present in a folder into 4 equal parts
<http://matlab.wikia.com/wiki/FAQ#How_do_I_split_an_image_into_non-overlapping_blocks.3F How do I split an image into non-overla...

plus de 8 ans il y a | 0

A répondu
Produce pulse of desired power
Because maximum absloute value of a sample in sequence can't exceed sqrt(E) and can be equal to sqrt(E) if and only if its a sin...

plus de 8 ans il y a | 1

A répondu
please tell me the meaning of following code
This code is calculating probably density function of colors(black, white, red , yellow and so on) present in image out of an im...

plus de 8 ans il y a | 0

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How do i add button to a output figure from GUI?
<http://blogs.mathworks.com/videos/2005/10/03/guide-video-part-two/?s_tid=Blog_Videos_Category How to pass data from one GUI to ...

plus de 8 ans il y a | 0

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Convert the matrix to the color and making images
doc image

plus de 8 ans il y a | 0

A répondu
Could you guys explain me how to get a value back in a case like this...?
Make use of global variables or see <http://www.mathworks.in/help/matlab/ref/assignin.html assignin>

plus de 8 ans il y a | 0

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