Community Profile

photo

laplace laplace


Active since 2013

Professional Interests: neural networks

Statistics

  • 3 Month Streak
  • Thankful Level 1
  • First Answer

View badges

Content Feed

View by

Question


How to implement a tree
So i am really new at matlab and didnt find any usefull link or tutorial. I wanna creat a tree structure can i do this in matlab...

9 years ago | 0 answers | 0

0

answers

Question


reshape command debug/matrix exceeds dimensions
psz=length(pic); p=0 for i=1:outs:(psz) % dividing in blocks for j=1:outs:(psz) ...

10 years ago | 0 answers | 0

0

answers

Question


"ffnet" neural network crossvalidation
Indices = crossvalind('Kfold',inputs , 10); for i=1:10 test = (Indices == i); train = ~test; n...

11 years ago | 0 answers | 0

0

answers

Answered
How to implement cross validation with back propogation network
how did you apply the crossvalind command to column vectors??

11 years ago | 0

Question


index to matrix columns
i want put indices to matrix columns. eg i got 1 2 3 3 4 5 6 7 8 i want to assign indices to the column vect...

11 years ago | 1 answer | 0

1

answer

Question


index to column vectors (crossvalind)
inputs is a 3x50 matrix C = num2cell(inputs,1); Indices = cellfun(@(C) crossvalind('Kfold',C, 10),C,'un',0); ...

11 years ago | 0 answers | 0

0

answers

Answered
indices to column vectros of a matrix using “crossvalind”
inputs is the 3x50 matrix C = num2cell(inputs,1); Indices = cellfun(@(C) crossvalind('Kfold',C, 10),C,'un',0); ...

11 years ago | 0

Question


indices to column vectros of a matrix using “crossvalind”
i got a 3x50 matrix. i would like to obtain the 50 3x1 column vectors and assign to them indices using the crossvalind comma...

11 years ago | 3 answers | 0

3

answers

Answered
A DIFFICULT NEURAL NETWORK
can you fix me steps 6 and 8? please!! it ll take you 5min i really cant think anythink else :(

11 years ago | 0

Question


what Neural Network should i use?
i got 200 "1x3 matrices" assigned to 0 and 1, i use as testing sample the 1x3 matrices and as targets the 1 and 0 is...

11 years ago | 1 answer | 0

1

answer

Question


Neural Networks, K fold in patternnet
i got 3x1 matrices that i wanna classify in to two groups using k fold crossvalidation method. # i have to train a network wi...

11 years ago | 0 answers | 0

0

answers

Answered
A DIFFICULT NEURAL NETWORK
any ideas?

11 years ago | 0

Answered
A DIFFICULT NEURAL NETWORK
how can i fix 4,6,8,9 i am stuck

11 years ago | 0

Answered
A DIFFICULT NEURAL NETWORK
%1st step: i wanna train a NN with the patternet algorith, data and targets not shown here! hiddenLayerSize = 1; net = ...

11 years ago | 0

Answered
A DIFFICULT NEURAL NETWORK
hiddenLayerSize = 1; net = fitnet(hiddenLayerSize); net.divideParam.trainRatio = 70/100; net.divideParam.valRatio...

11 years ago | 0

Answered
Neural Networks manipulation in k fold method
let me re-phrase my question to make it more clear. Can i use each of the k-networks created independently from the others?

11 years ago | 0

Question


Neural Networks manipulation in k fold method
so after using the k-fold method (for validating and testing each subset K times) is there a way to manipulate the k "subnetwor...

11 years ago | 2 answers | 0

2

answers

Question


A DIFFICULT NEURAL NETWORK
i need help on how to design the followin network, i ll appreciate some code since i am raelly new on both NN and matlab thanx i...

11 years ago | 8 answers | 0

8

answers

Answered
NN validation and data partition
you stil l didnt answer me

11 years ago | 0

Question


NN validation and data partition
* 1)i got 50 data i use 35 to train the network 15* to test * 2)i take these 35 data and split them into 7 folds of 5 data each...

11 years ago | 4 answers | 0

4

answers

Answered
NN validation and data partition
data: inputs 1x4 columns; outputs 0 or 1

11 years ago | 0