Mary Abdu

Active since 2018

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in using partisl least square method to reduce the dimention of the input matrix how to know the inputs that matlab has selected as the important variables, how to select the number of components?
y=outputs; x=inputs; [xl,yl,xs,ys,beta,pctvar]=plsregress(x,y,numberofcomponents)

6 years ago | 0 answers | 0

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Answered
what is wrong with the following code, i get the following massege :Subscripted assignment dimension mismatch. Error in Untitled3 (line 14) y2(i)=purelin(y22);
w1=Nx52, b1=Nx1, b2=2x1, w2=2x3 thank you mister madhan, it is look like working with my code (below is the full code) but now ...

6 years ago | 0

Answered
what is wrong with the following code, i get the following massege :Subscripted assignment dimension mismatch. Error in Untitled3 (line 14) y2(i)=purelin(y22);
w=w*1; load('inputs.mat'); load('outputs.mat'); in=inputs; % loads inputs into variable 'in' t=outputs; ...

6 years ago | 0

Answered
what is wrong with the following code, i get the following massege :Subscripted assignment dimension mismatch. Error in Untitled3 (line 14) y2(i)=purelin(y22);
thank you; i have already corrected by the foloowing: L=length(a) for i=1:L x=b(:,i); y1=w1*x+b1; y1=tansig(y1)...

6 years ago | 0

Question

what is wrong with the following code, i get the following massege :Subscripted assignment dimension mismatch. Error in Untitled3 (line 14) y2(i)=purelin(y22);
clc; clear all; a=[1 2 3; 20 21 22] b=[1 2 3; 4 5 6; 7 8 9] w1=[4 1 5;2 5 0;6 7 10] w2=[10 11 12; 30 1 0] b1=[0.4; 0.2; 0....

6 years ago | 6 answers | 0

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Question

how i can find neural network second output in term of weight and bias, i am using the below code to find the first output
y1=w1*x+b1; y1=tansig(y1); y22=w2*y1+b2; y2=purelin(y22);

6 years ago | 0 answers | 0

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Question

how to rewrite this for feedforward neural network for with 52 inputs and 2 output that predict emission rate not for digits, where i get an error of In an assignment A(:) = B, the number of elements in A and B must be the same. Error in line36
sweep=[3,5:5:50]; %parameter values to test scores=zeros(length(sweep),1); %pre-allcation models=cell(length(sweep),1); %pre-a...

6 years ago | 2 answers | 0

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Answered
the following code is to get neural network output in term of weights and biases for one single output how i can rewirte the code for neural network with 2 outputs
i tried with the below code but stil not work could anyone help me please: [r,c]=size(outputs); for i=1:r for j=1:c ...

6 years ago | 0

Question

the following code is to get neural network output in term of weights and biases for one single output how i can rewirte the code for neural network with 2 outputs
L=length(outputs); for i=1:L x=inputs(:,i); y1=w1*x+b1; y1=tansig(y1); y22=w2*y1+b2; y2(i)=purelin(y22...

6 years ago | 1 answer | 0

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could any one help me with understanding this code please where w and b are matrices
N=3; w1=[w(1:N);w(N+1:2*N)]'; b1=w(2*N+1:3*N)'; w2=w(3*N:4*N+1); b2=w(end);

6 years ago | 0 answers | 0

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