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ammu v


Last seen: alrededor de 2 meses ago Active since 2019

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what is the tolerance factor of entropy function used in matlab program to find entropy of image?
e = entropy(I) , which calculates the entropy of the image in matlab. What is the tolerance factor used in this function, and is...

3 meses ago | 0 answers | 0

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answers

Question


I have a code of multiplayer perceptron , which i have modified for 10 cross validation. but the confusion matrix in final display is not understandable. can someone please
%% i have 184 subjects, i cant decipher the confusiion matrix feat = classi_tau4_norm(:,1:16); labels = classi_tau4_norm(:,17)...

4 meses ago | 1 answer | 0

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answer

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how to get confusion matrix data from patternet function with cross validation?
is the following program correct? I am trying to do 10 cross validation ... feat = sig_feat(:,1:9); % features labels = sig...

5 meses ago | 0 answers | 0

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Question


can we calculating features such as homogeneity, contrast, correlation etc. without formulating cooccurence matrix?
I want to calculate these second order features from a lbp image? can someone help regarding this?

7 meses ago | 0 answers | 0

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Question


can GLLCM provide information about shape of the object in image?
in matlab description of GLCM, the following sentence appears implying GLCM can provide.can someone verify? (The texture filter...

alrededor de 1 año ago | 0 answers | 0

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Question


how to give title and axes in histfit?
subplot(1,2,1); hn=histfit(cutven_values,'','kernel');set(hn(1),'facecolor','g','edgecolor','r');set(hn(2),'color','b'); grid ...

alrededor de 1 año ago | 1 answer | 0

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Question


what is the default distance norm used in mvksdensity function in matlab?can we change it into different norms?
someone please elaborate ,what is the distance norm used to find differnece inside kernel function of mvksednsity function or ks...

más de 1 año ago | 1 answer | 0

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answer

Question


mvksdensity- how to choose bandwidth and bandwidth comprises of how many points?
Though effect of bandwidth is seen ,its unclear how many data points are covered for eg:when we use bandwidth=1.is it circular o...

más de 1 año ago | 1 answer | 0

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Question


how to improve lung boundary distinction in chest xrays?
is there any particular method for improving the boundary for segmentation.i have tried histogram equalisation,contrast enhancem...

más de 2 años ago | 1 answer | 0

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answer