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# Manjutha Manavalan

##### Last seen: 6 månader ago
10 total contributions since 2016

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Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

Question

Error in ()-indexing must appear last in an index expression.
can any one help me to rectify this error Thank you in advance. for i=1:NumFrames ft(i,:)=abs(fft(windowed(i,:))(...

mer än 3 år ago | 1 answer | 0

### 1

Question

what is the matlab code to remove noise from the speech signal?
clc; clear all; close all; fileName='1.wav'; [x, fs] = wavread(fileName); N = length(x); t=(0:length(x)-1)/...

mer än 3 år ago | 1 answer | 0

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Question

how to plot the audio into sample?
clc; clear all; close all; fileName='Voice_002.wav'; [y, fs, nbits]=wavread(fileName); N = length(y);% % N is t...

nästan 4 år ago | 0 answers | 0

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Question

Attempted to access x(1,2); index out of bounds because size(x)=[105760,1].
can you please solve this sir for i=1:2 for j=2:len-1 x(j,i) = (x(j-1,i) + x(j,i) + x(j+1,i))/3 ; end e...

nästan 4 år ago | 1 answer | 0

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Question

available noise removal techniques in signal processing
i need audio noise removal techniques matlab code

nästan 4 år ago | 0 answers | 0

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Question

how to find array of second minimum value based on the index value
index=[1 2 3 4 5]; p(i)=[0.1 0.2 0. 3 0.4 0.5]; based on the random position of p(i) second minimum value should occur not...

mer än 4 år ago | 1 answer | 0

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Question

i want the pbest value from p(i) not i value
clc; clear all; close all; it=100; %ITERATION c1=2; %Accelaration coefficient c2=2;%Accelaration coefficient ...

mer än 4 år ago | 1 answer | 0

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Question

how can i use single threshold value for histogram particle swarm optimization based
how can i show single line in histogram

mer än 4 år ago | 0 answers | 0