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Accept 5 answers given by other contributors
Awarded to DongShin Yang on 20 Jul 2017
Feeds
Question
raised cosine filter frequency domain
I am coding raised cosine filter in frequency domain directly. This link shows coding raised cosine filter in time domain dir...
7 years ago | 0 answers | 0
0
answersQuestion
How can I gernerate negative value in Vector
I want to making a vactor. The value of the vector is {-L, -L+1, ..., 0,... L} I used randperm but this fuction only make ...
7 years ago | 1 answer | 0
1
answerQuestion
How can I calculate MSE when different length of vector?
Tk = 2.34, 5.342 h = 0.5, 1 , 1.5 How can I calculate MSE when different length of vector? mean((h-Tk).^2) this code do...
7 years ago | 1 answer | 0
1
answerQuestion
How to plus between indices?
Vec = [0 -0 0 -0 0 0 0 0 1 0 0 0 -0 3 4 0 -0 0 0] First step find non-zero value. [Vecindex] = find(abs(Vec)>0) V...
8 years ago | 1 answer | 0
1
answerQuestion
How can I find non-zero without Empty matrix: 1-by-0 in my code.
k=5; Tk=(rand(1,k)*64); Tk=sort(Tk); Ck=randn(1,k); h_DSseisu = h_DS * 10000; %少数点を整数化 ...
8 years ago | 0 answers | 0
0
answersQuestion
Empty matrix: 1-by-0, MSE
Hello, I have been a test of MSE. I am currently experimenting with using the Find function. I sometimes following error o...
8 years ago | 1 answer | 0
1
answerQuestion
How can I modify vector indexs and values.
I try to modify vector indexs and values. h_DS is a vector that has 64 length and value(almost 0, another has value: 0 0 0 0 ...
8 years ago | 0 answers | 0
0
answersQuestion
How can I code vector index plus
n is an index of vector. C is a vector. How can I code that? Cn + C(n+1) C(n+1) is next(+1) index of n.
8 years ago | 1 answer | 0
1
answerQuestion
How can I find index and matched value in vector
Vector = [ -0.0000 -0.0000 0.0000 0.0000 0.0000 -0.0000 0.0000 0.0000 -0.0000 0.0000 ...
8 years ago | 1 answer | 0
1
answerQuestion
How does MATLAB code square wave fiter?
%Transmitted signal is iidx iidx = zeros(N0,1); % N0 is the number of code. iidx = transpose(round(rand(1,N0))*2-1); %iidx...
8 years ago | 0 answers | 0
0
answersQuestion
How can I make vector by value and index?
Hello, I try to make vector by value and index. Please see my code. Tk=(rand(1,k)*N0); % Tk is index of h, k is index nu...
8 years ago | 1 answer | 0
1
answerQuestion
How can I code matrix of channel with delay and dopper shift?
<</matlabcentral/answers/uploaded_files/42379/channel.png>> H is channel, L is maixmum delay and M is maixmum dopper shift L...
8 years ago | 0 answers | 0
0
answersQuestion
How can I code transmitted signal using by a raised cosine filter?
A transmitted signal is defined by <</matlabcentral/answers/uploaded_files/38640/signal.png>> , where tau is a period ...
8 years ago | 0 answers | 0
0
answersQuestion
for to parfor, Error: The variable h in a parfor cannot be classified.
L=128 K=10 h = zeros(L, 1); r = randperm(L, K); parfor i = 1:K, h(r(i)) = randn(1,1); end for to parf...
9 years ago | 1 answer | 0
1
answerQuestion
Matrix[1,1,1,1;-1,-1,-1,-1;1,1,1,1] to vector[1,1,1,1,-1,-1,-1,-1,1,1,1,1]
Matrix[1,1,1,1;-1,-1,-1,-1;1,1,1,1] to vector[1,1,1,1,-1,-1,-1,-1,1,1,1,1] How can I code?
9 years ago | 1 answer | 0
1
answerQuestion
X=(x0,x1,....,Xn0-1) ==> Xhat=(x0,x0,x0,x0, x1,x1,x1,x1, ........ ,Xn0-1,Xn0-1,Xn0-1,Xn0-1), How can I copy like this in vector?
X=(x0,x1,....,Xn0-1) ==> Xhat=(x0,x0,x0,x0, x1,x1,x1,x1, ........ ,Xn0-1,Xn0-1,Xn0-1,Xn0-1) How can I copy like in vector? ...
9 years ago | 1 answer | 0
1
answerHow can I code diagonal matrix
Wm = zeros(N0tilda,N0tilda); N0tilda = 0:N0tilda-1; WN0 = exp(-i*2*pi/N0); Wm = diag(WN0.^N0tilda);
9 years ago | 0
Question
How can I code X matrix ?
I am studing "Bajwa et al.: Compressed Channel Sensing: A New Approach to Estimating Sparse Multipath Channels." I want to make ...
9 years ago | 0 answers | 0
0
answersQuestion
How can I code diagonal matrix
Wm is an N0tilda x N0tilda diagonal matrix ---Matlab code--- Wm = zeros(N0tilda,N0tilda); ---------------------------- ...
9 years ago | 2 answers | 0
2
answersQuestion
How can I make spread spectrum signaling?
I studing "Bajwa et al.: Compressed Channel Sensing: A New Approach to Estimating Sparse Multipath Channels." I want to make mat...
9 years ago | 0 answers | 0
0
answersQuestion
How can I make spreading code?
I studing "Bajwa et al.: Compressed Channel Sensing: A New Approach to Estimating Sparse Multipath Channels." I want to make ma...
9 years ago | 1 answer | 0
1
answer
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