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Question
Attempted to access tfMatrix(0,1); index must be a positive integer or logical. Error in modellingPLSA (line 25) tfMatrix(wordNumber,documentNumber) = tfMatrix(wordNumber,documentNumber) + 1;
data = dlmread('fichier.txt','\t'); [m,n] = size(data); doc_length = 4; documents = floor((44*60+12)/doc...
10 years ago | 0 answers | 0
0
answersQuestion
thresholding histogram of visual words.
H is a histogram represent the occurence of visual word, i need a threshold to know if the word is usual or not usual. how i can...
10 years ago | 0 answers | 0
0
answersQuestion
Attempted to access yC(3); index out of bounds because numel(yC)=2. Error in Contour2Area (line 24) s=(xC(2)-xC(1))(yC(3)-yC(2))-(xC(3)-xC(2))(yC(2)-yC(1)); Error in test (line 34) [Area,Centroid]=Contour2Area(cf);
function [Area,Centroid]=Contour2Area(C) nC=length(C); cc=1;j=1; while cc<nC ix(j)=C(2,cc); cvec_st...
10 years ago | 1 answer | 0
1
answerQuestion
I have tried to get the area of the blobs in the image but this errors appears
Attempted to access yC(3); index out of bounds because numel(yC)=2. Error in Contour2Area (line 24) s=(xC(2)-xC(1))*...
10 years ago | 0 answers | 0
0
answersQuestion
I am trying to add a cell value to a number but i got this error. Cell contents reference from a non-cell array object.
the instruction is: vect{cell,1}{1,1}=sum(vect{cell,1}{1,1})+occ_d;
10 years ago | 1 answer | 0
1
answerQuestion
I am using contourf function with one isoline, i work with binary image. how i can calculate the surface and centroid of the filled contour.
the image contain two type of objects vehicles and pedestriants. I want get the area and centroid to classify the object.
10 years ago | 1 answer | 0
1
answerQuestion
How i can determine the direction of the pixel??
I am using lucas & kanade method to calculate the optical flow, I need that to classify the pixels into right,left,up and down.
10 years ago | 1 answer | 0
