Community Profile

# R yan

Last seen: 1年以上 前 2011 年からアクティブ

バッジを表示

#### Content Feed

nonlinear integer(boolean) programming problem
can we solve this using MATLAB? cost function is known. thanks

2年以上 前 | 1 件の回答 | 0

### 1

constructing a bipartite graph from 0/1 matrix
hi, I have a 0/1 matrix H of size m by n. I want to create a bipartite graph G such that: G has m+n vertices. One partiti...

7年弱 前 | 1 件の回答 | 0

### 1

performance analysis of LDPC code
I have constructed a set of parity check matrices for LDPC code ( of various code rates). I want to analyze the performances (BE...

7年弱 前 | 1 件の回答 | 0

### 1

finding the shortest cycle in a graph
hi I am trying to implement the following to find the length of a smallest cycle in a graph G. Please suggest which functions/t...

7年以上 前 | 0 件の回答 | 0

### 0

plotting the output of an integral
syms x; syms t; int(1./((1-t.*x).^3),t,0,1) ans = piecewise([x = 1, Inf], [not 1/x in (0, 1) and x <> 1, -(x/2 - 1)/(x...

7年以上 前 | 1 件の回答 | 0

### 1

4D integration numerical evaluation
Hi I am trying to numerically evaluate a 4D integral of the form: \int\int\int\int K(x,y,t,s)h_m(x)h_n(y)h_p(t)h_q(s)dxdyd...

8年弱 前 | 1 件の回答 | 0

### 1

symbolic functions of functions
Hi, I want to a sequence of functions $h_n(x) = f(n-x)$ for n =1,2,3.. I have written the following using symbolic. How can ...

8年弱 前 | 0 件の回答 | 0

### 0

passing a function to another function
Hi I am trying to pass the following function "haar" to the function integral. I am getting the following error. plz suggest....

8年弱 前 | 1 件の回答 | 0

### 1

distributed randomized algorithms wireless network
I am reading some distributed randomized algorithms for structuring wireless networks under interference. Basically the distribu...

8年以上 前 | 0 件の回答 | 0

### 0

numerical double integration symbolically and numerically
Hi, I am trying to evaluate a double integral Int1 Int2 f(x,t) dt dx. I want to evaluate the t-integral symbolically and the ...

8年以上 前 | 2 件の回答 | 0

### 2

No supported compiler found Matlab R2014a visual studio 2012 professional
I have Matlab R2014a on windows 8.1 and has installed VS 2012 professional. I am getting No supported compiler found error. ...

8年以上 前 | 2 件の回答 | 0

### 2

CUDA on Windows 8.1 Matlab R2014a student edition
I am trying to install CUDA on my windows 8.1 laptop to use with my Matlab R2014a. Please suggest which version of CUDA toolkit ...

8年以上 前 | 1 件の回答 | 0

### 1

implementing a numerical scheme
I am trying to implement a numerical scheme(pdf attached). Is it a correct implementation? Please suggest if it can be speed u...

8年以上 前 | 0 件の回答 | 0

### 0

evaluating double integral iteratively
I am trying to discretize a kernel K(x,t) for solving an integral equation. I need to implement for i=1...N for j=1....

8年以上 前 | 1 件の回答 | 0

### 1

symbolic computation GPU Matlab
Can we do the symbolic computation of MATLAB in a GPU??

8年以上 前 | 1 件の回答 | 0

### 1

Parallel Computing Toolbox compatibility with Nvidia graphics cards
Which graphics card is best for GPU computing using MATLAB parallel computing toolbox? I checked there are NIVIDIA GeForce, Quad...

8年以上 前 | 1 件の回答 | 1

### 1

GPU programming with MATLAB
I want to do some matrix operations in parallel using GPU. Which version of MATLAB I need to install. I am running windows 8. Wh...

8年以上 前 | 1 件の回答 | 1

### 1

find the rank of a element in a an array of numbers
Rank of 3 in [4 5 2 7 8] is two. Is there a matlab function for this? How to do it? thanks

9年弱 前 | 1 件の回答 | 0

### 1

storing indices of some entries in a matrix
I want to store the index of all the entries with value 5 in a matrix. is there an inbuilt function for it.

9年弱 前 | 1 件の回答 | 0

### 1

pearson similarity computation over common ratings
I have two users u, v with their ratings of movies as rows in a matrix M. Iu and Iv are the movies rated by u and v. I want to c...

9年弱 前 | 0 件の回答 | 0

### 0

converting to a matrix
I have a tab separated text file with columns user_iD movie_Id ratings time. I want to create a matrix where the (i,j) entry is ...

9年弱 前 | 1 件の回答 | 0

### 1

homomorphic deconvolution
I am trying deconvolution using complex cepstrum. I have a signal x(n) = p(n)*h(n). I have computed the complex cepstrum of x(...

11年弱 前 | 0 件の回答 | 0

### 0

Finite Difference Method
I am trying to solve a 2nd order PDE with variable coefficients using finite difference scheme. Is there any code in Matlab for ...

11年以上 前 | 1 件の回答 | 0

### 1

figure
I plotted a x^2 using ezplot. In the figure x^2 is also displayed. I dont want that to be displayed. I edited the figure but it ...

11年以上 前 | 1 件の回答 | 0

### 1

Numerical integration
I want to integrate numerically f(x,y) with respect to x keeping y constant. Can quad do it with some modifications? Any othe...

11年以上 前 | 2 件の回答 | 0

### 2

solving equation in complex vaariables
How can I solve z(z-1)=1 using MATLAB. z is a complex variable. Is there any direct method? I did it separating the real part an...

11年以上 前 | 1 件の回答 | 0

### 1

fsolve input
The fsolve( ) takes function with parameters of the form x(1),x(2).. I have quite long equations involving unknowns x and y. Ho...

11年以上 前 | 1 件の回答 | 0

### 1

symbolic integration
I am trying to find integral(definite) of f(x,y) with respect to x first and then with respect to y. I tried symbolic tools ...

11年以上 前 | 1 件の回答 | 0