# Dishant Arora

### Panjab University

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**Feeds**

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.

bijna 7 jaar ago | 1

| accepted

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?>

bijna 7 jaar ago | 0

| accepted

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...

meer dan 9 jaar ago | 0

| accepted

Clearing an image on a push button

set(handles.pushbutton1 , 'Cdata' , []);

meer dan 9 jaar ago | 0

| accepted

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...

meer dan 9 jaar ago | 0

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...

meer dan 9 jaar ago | 0

| accepted

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...

meer dan 9 jaar ago | 1

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 , :))

bijna 10 jaar ago | 0

| accepted

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?...

ongeveer 10 jaar ago | 0

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...

ongeveer 10 jaar ago | 1

How can I insert row into matrix?

A1(3 , 1:2) = A(1,:);

ongeveer 10 jaar ago | 0

| accepted

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...

ongeveer 10 jaar ago | 0

Assign value to a circular mask

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

ongeveer 10 jaar ago | 0

| accepted

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?>

meer dan 10 jaar ago | 0

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...

meer dan 10 jaar ago | 0

| accepted

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...

meer dan 10 jaar ago | 1

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...

meer dan 10 jaar ago | 1

How to plot dynamically signals of different axis individually?

plot(x1 , y1 , 'r' , x2 , y2 , 'b') or doc hold

meer dan 10 jaar ago | 0

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

meer dan 10 jaar ago | 0

how to replace elements of a matrix position wise?????

A(:,3:4)=~A(:,3:4)

meer dan 10 jaar ago | 2

| accepted

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)

meer dan 10 jaar ago | 1

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);

meer dan 10 jaar ago | 1

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...

meer dan 10 jaar ago | 0

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...

meer dan 10 jaar ago | 1

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...

meer dan 10 jaar ago | 0

| accepted

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 ...

meer dan 10 jaar ago | 0

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>

meer dan 10 jaar ago | 0

| accepted