# charu shree

Last seen: 8ヶ月 前 2017 年からアクティブ

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#### Feeds

How to generate matrix in MATLAB
Hello all, In my research work, I came across the following matrix, where and . My query is I am not getting how to generate t...

9ヶ月 前 | 2 件の回答 | 0

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Understanding the following line of code regarding Gaussian distribution.
Hello all, I am trying to plot PDF of Gaussian distribution and for that I came across the following code: In this code, I un...

10ヶ月 前 | 2 件の回答 | 0

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How to compose RBF kernel in MATLAB ?
Hello all, In my research work I need to go for RBF kernel in SVM classification and I do not want to use inbuilt function. So I...

10ヶ月 前 | 0 件の回答 | 0

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Doubt in labelling data for machine learning in MATLAB.
Hello all, I am trying to do classification task of random -1 and 1 symbols using SVM in MATLAB. The input feature vector is ba...

10ヶ月 前 | 0 件の回答 | 0

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Problem with nature of curve in MATLAB
Hello all, I had written the following MATLAB code for which I am expecting the downward curve as output, However I am getting e...

10ヶ月 前 | 0 件の回答 | 0

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Understanding the following step in MATLAB
Hello all, I came across the following code on MATLAB but not getting its last step: symbols = randi([0 3], 1, 256); constella...

11ヶ月 前 | 2 件の回答 | 0

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Doubt about QPSK signal
Hello all, In my research work I came across the following : " Generate symbols of QPSK signal where and " My query is: QPSK ...

11ヶ月 前 | 1 件の回答 | 0

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How to produce 1 and -1 in MATLAB
Hello all, I want to generate 2000 numbers out of which 50% times it should be +1 and for remaining 1000 it should be -1. Any h...

11ヶ月 前 | 1 件の回答 | 0

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Related to QPSK signal in MATLAB
How to produce QPSK signal s(n) such that n = 1,2,...,256 in MATLAB with an average transmit power P = 1. Any help in this r...

11ヶ月 前 | 1 件の回答 | 0

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How to make a vector with elements +1 and -1 only?
Hello all, I am trying to make a vector of dimension 1X1000 with values +1 and -1 in MATLAB but not getting it correctly. Any ...

11ヶ月 前 | 5 件の回答 | 0

### 5

What does the following expression indicates?
In my research work I came across the following representation: Let B(m) be the transmitted symbols, B(m)∈{-1,1}, for m=1,2,......

11ヶ月 前 | 1 件の回答 | 0

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How to code following equation in MATLAB ?
Hello all, I am trying to code the following equation but not getting it correctly. --- (1) where , , , is complex Gaussian ...

11ヶ月 前 | 1 件の回答 | 0

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Retrive index of an element from vector.
Hello all, I understood how this can be done. It is shown below: index = find((sr==3) & (ta==7)); So index will give value 9....

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Retrive index of an element from vector.
Hello all, I am having two vectors of same dimension as shown: sr = [1,2,2,2,2,3,3,3,3,4,4,5,6,6,6,7]; % various possible So...

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How to choose neighbors in MATLAB
Hello all, I am dealing with following Graph. Here I had found out neighbors of node 'i' and 'j' as below: sr = [1,2,2,2,2,3,3...

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How to implement the following task in MATLAB ?
Hello all, I am trying to code the following part in MATLAB. It is related to the queue length of a node which depenfds upon pac...

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Related to vectors ?
Hello all, I am working on a algorithm which is related to wireless communication wherein the source transmits signals to target...

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Related to Graph ?
Hello all, I have the following Graph: sr = [1,2,2,2,3,3,3,4,5]; ta = [2,3,6,8,6,4,7,6,6]; G = graph(sr,ta); plot(G) Here n...

### 1

How to produce Gaussian random variable between two vectors ?
Hello all, I am having two vectors: sr = [1,2,2,2,3,3,3,4,5]; % various possible source ta = [2,3,6,8,6,4,7,6,6]; % various po...

### 2

Problem with for loop in given algorithm
Hello all, I am trying to code the following statement using for loop but not getting it clearly. Queue length at a node in tim...

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How to make a vector whose size can vary ?
Hello all , In the algorithm on which I am working, I need to have a vector whose size can vary in the for loop. For e.g., In t...

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How to model the following statement in MATLAB ?
Hello all, I am considering the following Graph. We can see that there are 8 nodes, out of which the 8th node is the final node...

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How to implement the following statement related to Graph in MATLAB ?
Hello all, I am considering the following Graph. sr = [1,2,2,2,3,3,3,4,5]; % various possible S-BS ta = [2,3,6,8,6,4,7,6,6]; %...

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How can we access individual edges in a Graph ?
Hello all, I have the following Graph: I know that with G.Edges , we can know the edges. But I am not getting, how can I acce...

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How to generate the following Graph in MATLAB ?
Hello all, I am trying to generate the following graph shown in image and compute the shortest distance between each nodes but n...

### 1

How to compute shortest path in Graph ?
Hello all, I am trying to compute shortest path in a following graph but not getting it correctly. Suppose there are 15 small ...

### 1

How to compute total links in a Graph?
Hello all, I am trying to compute total links in a following graph but not getting it correctly. Suppose there are 15 small mo...

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How to declare Queue length in MATLAB ?
Hello all, for a wireless communication system, how do we declare Queue length ? Any help in this regard will be highly appre...

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How to declare Rayleigh random variables ?
Hello all, how to declare Rayleigh random variables in the following case: Suppose we have two vectors, "sr" vector is of sou...

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How to declare pending state in MATLAB?
Hello all, I am having the following doubt: Suppose there are two transmitters and three receivers. Then at beginning of every ...