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MAMATHA YADAVALLI


13 total contributions since 2017

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Question


how to rectify this error Error using .* (line 262) Disciplined convex programming error: Invalid quadratic form(s): not a square. Error in * (line 36) z = feval( oper, x, y ); Error in itcm_31 (line 20) f(p,p)=(log2(1+(alpha_o
if true H1=[0.4232 0;0 0.5345]; H2=[0.35477 0;0 0.423]; Q1e=[0.1 0;0 0.14332]; Q2e=[0.4 0;0 0.001]; QR1e=[0.2 0;0 0.0...

1 year ago | 0 answers | 0

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i am trying to use fmincon for optimization problem i am getting below error
suppose my objective function named as objfun.m and i have to optimize four variables in that.i written objective function in th...

2 years ago | 0 answers | 0

0

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Question


how to save matlab figure in format of .fig
i am using R2016a and trying to save figure as .fig. it saves but when i opening the figure it is open the matlab code not openi...

2 years ago | 1 answer | 0

1

answer

Question


how to divide 90*90 size matrix into 3*3 windows
i=rand(90); b=3*ones(10,1); c=mat2cell(i,b,b);

2 years ago | 1 answer | 0

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Question


suppose x=[1 2 3 4 5 6] and y(1)=[1 2],y(2)=[3 4],y(3)=[5 6].how can i take like this in matlab
x=1:6; j=1:2:6 for i=1:3 for k=1:length(j) y(i)=[x(k) x(k+1)]; end end

2 years ago | 2 answers | 0

2

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Question


I want to install 2015b for 32-bit windows 7 in my PC please tell me where can i download
before i used 2013a.now it is expired.how can i download 2015b version matlab software

2 years ago | 1 answer | 0

1

answer

Question


how to take VLC channel in matlab
i don't have any code

2 years ago | 1 answer | 0

1

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Question


how to generate m-sequence in matlab
in mathworks there is some code for generation of m- sequence.but it is very lenthy.is there any simple command to generate m-s...

2 years ago | 1 answer | 0

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Question


x is 521*1 vector.i wanna to access x values except the positions of 1:16:512.
x=rand(512,1); p=1:16:512; disp(x(p)) % it displays 1 value,17 value like that i want to display the remainig positio...

2 years ago | 1 answer | 0

1

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Question


how can i generate 100*12 unitary complex matrix in matlab. can anyone plese tell me
i take randomly but it is not satisfy the condition conjugate transpose of matrix is equal to its inverse. rng(10) a=randn(10...

2 years ago | 1 answer | 0

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Question


hi,i want to write matlab code for the given eq. plese help me
INt=eye(100,1); mean=0; sigma_2=1/100; r1=1/(sqrt(2*pi*sigma_2)); zgk=r1*exp(-INt.^2/(2*sigma_2));

2 years ago | 1 answer | 0

1

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Question


I want to generate Q, a 100*12 matrix, such that conjugate transpose(Q)*Q=I(12*12 identity matrix). Please tell me how to generate that matrix.
I am using the following code: rng(10) Q=randn(100,12)+1i*randn(100,12); QH=ctraspose(Q); % conjugate transpose of Q ...

2 years ago | 1 answer | 0

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