Community Profile Murali Krishna AG

Last seen: 28일 전 2020 이후 활성

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Mean squared error and NMSE
Let he is estimated vector and h is original vector which is unknown. The Mean squared error (MSE) is defined as norm(he-h)^2. N...

3달 전 | 답변 수: 1 | 0

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Integration of exp and erf
f= where erf is error function How to find closed form result? Pls help

4달 전 | 답변 수: 1 | 0

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integration of erf function
f= where How to find the f?

4달 전 | 답변 수: 1 | 0

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how to convert analog signal to bit stream
I generate a analog signal cos(2pi*f*t), fs is sampling frequency and I denotes quantization levels. How to convert the analog s...

6달 전 | 답변 수: 1 | 0

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Find a random position in a vector where the value is zero
I have a vector with mix of complex numbers and zeros. I have to find a random position in the vector where the value is zero. ...

6달 전 | 답변 수: 2 | 0

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Estimation of a unknown matrix from the other known matrices
Let there is a matrix form of A=B*C where size of A is 6*1, B is 6*11 and C=11*1. I know matrices A and C, how to find out the...

7달 전 | 답변 수: 1 | 0

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Matrix is close to singular or badly scaled. Results may be inaccurate. RCOND = 5.872930e-17.
Let A=80*80 matrix I want to generate inverse of the above matrix and I am getting the warning as "Matrix is close to singular ...

12달 전 | 답변 수: 1 | 0

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differentiation in matlab of two functions
Let theta=atan(p/q)+pi a(theta)=exp(2*pi*j*A*[cos(theta);sin(theta)]) where A ,is row vector and p,q,A are kno...

약 1년 전 | 답변 수: 2 | 0

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arg min for Optimization problem
u=argmin{||X-A*w-B*v||^2} Inputs : A,B,X,w,v outputs:u which contain optimized vector of w,v how to write code for this.Pleas...

약 1년 전 | 답변 수: 2 | 0

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Matrix Operation and decomposition
Let A=80*80 matrix ,How to find matrices A^(-1/2) and A^(1/2)

약 1년 전 | 답변 수: 2 | 0

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how to find argmin to this vector
c=argmin f(a,b).where both a,b are M*1 and N*1 column matrices respectively. How to get a,b for minimum value of f(a,b) from ...

약 1년 전 | 답변 수: 1 | 0

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