# vetri veeran

### cbnu

Professional Interests: signal processing

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**Content Feed**

Question

Subscript indices must either be real positive integers or logicals.

The following is the code: w=-20:0.1:20; T= 0:0.1:1; j=sqrt(-1); F(i)=(1-exp(-j*w(i)*T(i)))./(j*w(i)); A=abs(F); % Amplitue...

1 year ago | 1 answer | 0

### 1

answerQuestion

I want to divide x and y axis into 12 equal parts using grid lines with coordinates values seen visible in the respective places of x and y-axis

Hi all, I want to divide x and y-axis into 12 equal parts with coordinate value seen visible in the 12 parts in x and y-axi...

5 years ago | 1 answer | 0

### 1

answerQuestion

I want to plot with different colors for each value of vm1

Hi all, I want to plot the each value of vm1 with different colors manually. I attached only the short code which is given...

5 years ago | 1 answer | 0

### 1

answerQuestion

How to remove the straight line coming at the x-axis at x = -0.11532 in my code

Hi all, In my code, I want to remove the straight line coming at the x-axis at x = -0.11532. I attached my code below, ...

5 years ago | 1 answer | 0

### 1

answerQuestion

Error as Function definitions are not permitted in this context.

Hi all, I am getting error as Function definitions are not permitted in this context. My code: function dydt = odefcn...

5 years ago | 1 answer | 0

### 1

answerError using surf X,Y, Z and C cannot be complex

Thank you very much Jan Simon and Star Strider for your answer

5 years ago | 0

Question

Error using surf X,Y, Z and C cannot be complex

Hi all, I want to draw 3D plot using surf command for vt = 0, -0.1...-0.5 I am getting an error as, Error using surf X...

5 years ago | 3 answers | 0

### 3

answersQuestion

replicate padding 2 matrices

I want to do replicate padding with 2 matrices, A with 3*3 and other B with 1*3 3*3 matrix A is 4 2 2;2 0 2;1 2 1 1*3 m...

6 years ago | 0 answers | 0

### 0

answersQuestion

How to compute cumulative distribution function (CDF) of the standard normal distribution without using the matlab command

Hi all, Is it possible, To compute cumulative distribution function (CDF) of the standard normal distribution without usin...

6 years ago | 0 answers | 0

### 0

answersQuestion

How to plot for different parameter values of a, p1 and p2

Hi all, I want to plot using different parameter values of a, p1 and p2 in the same plot in the following code. Like a = 1,2...

6 years ago | 1 answer | 0

### 1

answerQuestion

What is the reason for getting multiple lines at v=-1.5 and v=1.5 for t=0:0.1:10*pi in my code

Hi all, *At t=0:0.1:10*pi,* I am getting multiple lines at v=1.5 and v=-1.5 when I tried to plot for voltage versus cu...

7 years ago | 1 answer | 0

### 1

answerQuestion

Error using plot Vectors must be the same lengths.

I am getting error as, Error using plot Vectors must be the same lengths. Error in plot(v,I,'r'); My code: ...

7 years ago | 1 answer | 0

### 1

answerQuestion

Undefined function or variable t1

clc; clear all; close all; w=1; t=0:0.001:2*pi; M1=2e6; M2=2e9; M=M2; for i=1:length(t) ...

7 years ago | 1 answer | 0

### 1

answerQuestion

I am getting some problem in assigning a value to another value

clc; clear all; close all; w=1; i=1; M1=2e6; M2=2e9; for t=0:0.0001:2*pi v(i)=2*sin(w*t);...

7 years ago | 0 answers | 0

### 0

answersQuestion

Subscripted assignment dimension mismatch.

program code: original_im=imread('Picture1.tif'); pad_org=padarray(original_im,[1 1],'both'); figure(3);imshow(pad_o...

7 years ago | 1 answer | 0

### 1

answerQuestion

how can i calculate how many number of times that 1 occurs.

I have an array like this x = 1 2 3 4 1 2 3 4 1 2 3 4 1 2 ...

7 years ago | 1 answer | 0

### 1

answerQuestion

Original image size 769*770, I am geting error as dimension mismatch

Original image size 769*770 org_im=imread('picture1.jpg'); [rows,columns,numberofcolorbands]=size(org_im) if numberofc...

7 years ago | 2 answers | 0

### 2

answersQuestion

Subscripted assignment dimension mismatch.

% Mean Filter clc clear all close all original_im=imread('Picture1.tif'); figure,imshow(original_im); %%%%% ...

7 years ago | 0 answers | 0

### 0

answersQuestion

Attempted to access pad_org(1,343); index out of bounds because size(pad_org)=[544,342].

original_im=imread('Picture1.tif'); figure,imshow(original_im); pad_org=padarray(original_im,[1 1],'both'); ...

7 years ago | 1 answer | 0

### 1

answerQuestion

Error in using eval and ode

This is my code, _*% main function *_ %F=farads %V=mV %A=amps %F=Farads C=1.0e-6; %micro F/cm^2 gb...

7 years ago | 0 answers | 0

### 0

answersQuestion

Getting error as Drift and volatility rates must be specified.

This is my code given below, Cm=0.01; % Membrane Capcitance uF/cm^2 dt=0.04; % Time Step ms t=0:dt:25; %Time Array ms I=0....

7 years ago | 0 answers | 0

### 0

answersQuestion

To perform ode for the equation

I want to perform ode for the equation given by, dy/dt = y+ xy , with initial condition x(0)=0 and y(0)=1 and I want to f...

7 years ago | 0 answers | 0

### 0

answersQuestion

Error using .* Matrix dimensions must agree.

func1: function [ ] = fftshow(f) f1=log(1+abs(f)); fm=max(f1(:)); figure, imshow(im2uint8(f1/fm)); end func2: ...

7 years ago | 1 answer | 0

### 1

answerQuestion

After finding the threshold, how can i redraw the histogram and the image using the new thresold value

This is the code to find the thresold clc; clear all; close all; i= imread('cameraman.jpg'); [m,n]=size(i); figure, im...

7 years ago | 0 answers | 0

### 0

answersQuestion

Error: Attempted to access din(289,1); index out of bounds because size(din)=[288,543].

My code is, din=imread('pic1.jpg'); figure(1); imshow(din); din=im2double(din); [m,n]=size(din); for i=1:m for...

7 years ago | 1 answer | 0

### 1

answerQuestion

Undefined function or variable 'segPic'.

My code is din=imread('Pic1.jpg'); [rows, columns, numberOfColorBands] = size(din) if numberOfColorBands > 1 din ...

7 years ago | 0 answers | 0

### 0

answersQuestion

Error using size Not enough input arguments.

My code is, **Function 1: name.m** din1=imread('name.jpg'); imshow(din1); [m,n]=size(din1); dout=sizefilter(din1,...

7 years ago | 1 answer | 0

### 1

answerQuestion

Double inputs must have integer values in the range of ASSUMEDTYPE.

My code is, din=imread('test.jpg'); figure(1); imshow(din); din=im2double(din); [m,n]=size(din); y_pts =...

7 years ago | 1 answer | 0

### 1

answerQuestion

Is it possible to do contrast stretching without using imadjust.

Hi, Is it possible to do contrast stretching without using imadjust. If possible can anyone give me an example.

7 years ago | 1 answer | 0

### 1

answerQuestion

Error using histeq Expected input number 1, I, to be two-dimensional. Error in histeq (line 70) validateattributes(a,{'uint8','uint16','double','int16','single'}, ...

my code is a=imread('cameraman.jpg'); r=size(a,1); c=size(a,2); ah=uint8(zeros(r,c)); n=r*c; f=zeros(256,...

7 years ago | 1 answer | 0