![photo](/responsive_image/150/150/0/0/0/cache/matlabcentral/profiles/21826560_1615446201727_DEF.jpg)
Hancheng Zhu
Followers: 0 Following: 0
Statistics
9 Questions
0 Answers
RANK
198.578
of 293.595
REPUTATION
0
CONTRIBUTIONS
9 Questions
0 Answers
ANSWER ACCEPTANCE
66.67%
VOTES RECEIVED
0
RANK
of 20.050
REPUTATION
N/A
AVERAGE RATING
0.00
CONTRIBUTIONS
0 Files
DOWNLOADS
0
ALL TIME DOWNLOADS
0
RANK
of 149.446
CONTRIBUTIONS
0 Problems
0 Solutions
SCORE
0
NUMBER OF BADGES
0
CONTRIBUTIONS
0 Posts
CONTRIBUTIONS
0 Public Channels
AVERAGE RATING
CONTRIBUTIONS
0 Highlights
AVERAGE NO. OF LIKES
Feeds
Question
A numerical calculation problem leading to Inf or NaN in matlab
I want to calculate the exact value of , where and is a very large positive number. Obviously, we have the bound ,and therefor...
ongeveer een maand ago | 2 answers | 0
2
answersQuestion
How to fastly calculate this matrix operation
A matrix is a dimensional matrix, is a dimensional vector, is a dimensional matrix, is a constant. How to fastly calcula...
ongeveer 2 maanden ago | 1 answer | 0
1
answerQuestion
The product of a vector and a matrix
I have a vector A = and a matrix X = , where is a M-dimensional row vector. Does matlab have an operator that directly give m...
9 maanden ago | 1 answer | 0
1
answerQuestion
Matlab solver for unconstrained convex optimization
I have a large scale unconstrained convex optimization problem as follows min , where and are N-dimensional vectors, is a sc...
9 maanden ago | 1 answer | 0
1
answerQuestion
Optimization problem using fminunc
I have an optimization problem where x is a N-dimensional vector need to be optimized and a1,...,a5 are parameters. I have w...
9 maanden ago | 1 answer | 0
1
answerQuestion
How to efficiently calculate a weighted sum of 3 dimensional matrix through a vector in matlab
A is a 3 dimensional matrix (M*N*K), b is a vector with length K. I need to calculate , which is a 2 dimensional matrix (M*N)....
10 maanden ago | 2 answers | 0
2
answersQuestion
quadprog is too slow for a convex unconstrained quadratic problem
My algorithm contains solving a unconstrained quadratic problem. f(x) = 1/2*x'*A*x+b'*x, where A is a positive semidefinite matr...
10 maanden ago | 1 answer | 0
1
answerQuestion
CVX optimization of semidefinite relaxation (SDR) with complex matrix
I need to optimize the following semidefinite relaxation problem Here is my code with CVX tool where N is the size of matr...
ongeveer 2 jaar ago | 1 answer | 0