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NotA_Programmer


Last seen: bijna 2 jaar ago |  Active since 2022

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Question


How to apply SVM on training and testing data
I have two matrix. 1 column of both matrix contains labels. How can I apply SVM Classifier for more than 2 classes

bijna 2 jaar ago | 1 answer | 0

1

answer

Question


Splitting a matrix according to there labels
I have a matrix of (1900 x 4 double), fourth column contains labels 3, 2 and 1. I want to split this data in 20:80 ratio of A an...

bijna 2 jaar ago | 2 answers | 0

2

answers

Question


Find zero crossings in each row of a matrix (321 x 123 double)
How can I find the no. of times the signal crosses zero. Signal is in form of a matrix (321 x 123 double), where each row repre...

bijna 2 jaar ago | 2 answers | 0

2

answers

Question


Finding global maxima and minima of a matrix row
I have a matrix of Data, have calculated its local maxima and minim. Now need help on how to find global maxima and minima of D...

bijna 2 jaar ago | 1 answer | 0

1

answer

Question


How to make two different size matrix of same size
I have two matrix of size: A = (123 x 321 double) A1= (123 x 320 double) how can I make A1 matrix dimension same as of A dime...

bijna 2 jaar ago | 2 answers | 0

2

answers

Question


Convert a cell array (each cell having different no. of elements) to matrix
I want to convert a cell array of (7886 x 1 cell) to matrix (7886 x :) whose no. of row elements are not consistent and are of a...

bijna 2 jaar ago | 1 answer | 0

1

answer

Question


need to find local maxima and minima of each row of a 7886 * 321 matrix stored in xlsx file.
filename = 'filtereddata.xlsx'; data = xlsread(filename); Diff1= diff(data,1,2); [rows, columns] = size(data); extrema = zer...

bijna 2 jaar ago | 1 answer | 0

1

answer