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Balaji M. Sontakke


Dr. BAMU Aurangabad

Last seen: 3 years 前 |  自 2016 起处于活动状态

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I have N samples of training data and M samples of test data, how i combine it together to make it MxN samples.
testdata 40X1 cell traindat 80X1 cell train_label 80X1 double I have N samples of training data and M sample...

5 years 前 | 1 个回答 | 0

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how to manually adjust threshold value in PERFCURVE(LABELS,SCORES,POSCLASS)
I have 100 subjects, I used KNN classifier for classification, when i use perfcurve function for roc it automatically displays ...

5 years 前 | 0 个回答 | 1

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Undefined function 'sum' for input arguments of type 'cell'.
Undefined function 'sum' for input arguments of type 'cell'. Error in mean (line 116) y = sum(x, dim, flag)/size(x,d...

5 years 前 | 0 个回答 | 0

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error occured during fusion with GLCM and invarient moment feature
Here i combined(fused) two different type of features i.e invarient moment and GLCM. When i classify with individual invarient m...

5 years 前 | 0 个回答 | 0

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Undefined function 'min' for input arguments of type 'struct'.
Undefined function 'min' for input arguments of type 'struct'. Error in mapminmax.create (line 12) xmin = nnet.array.saf...

5 years 前 | 0 个回答 | 0

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Error during classification using SVM
Error using svmtrain (line 234) Y must be a vector or a character array. Error in inv_Moment_maintotaldemo (line 86) model=s...

5 years 前 | 0 个回答 | 0

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how threshold value is determined in KNN classifier
i my research I obtained 97.33 accuracy bu using KNN classifier but i dont understand the role of threshold ? how the KNN decide...

5 years 前 | 0 个回答 | 0

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KNN classification accuracy problem
In my program accuracy is not increases I have given properly traning and testing input to knn classifier. I got following resul...

5 years 前 | 0 个回答 | 0

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rename files from subfolders
I have a folder that contain 10 subfolders each subfolder contains 4 images named 1.bmp,2.bmp,3.bmp,4.bmp, I want to rename thos...

5 years 前 | 1 个回答 | 0

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error while reading and selecting images randomly from multiple folders
I have a folder that contains 10 subfolders each subfolder contains 8 images, I want to dynamically select 5 images from each su...

5 years 前 | 1 个回答 | 0

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error occured during selection of random images
Index exceeds matrix dimensions. Error in tt (line 18) fn = fullfile(P,D,F{ii}); clc; clear all; tic; %% T...

5 years 前 | 1 个回答 | 0

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error during selecting dynamically image from folder
Error using randi First input must be a positive scalar integer value IMAX, or two integer values [IMIN IMAX] with IMIN less th...

5 years 前 | 1 个回答 | 0

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提问


how to evaluate filtered result of grayscale images
Sir, here I filtered grayimage using mean,median,gaussian,wiener filter but i dont know how to measure filtered results. In one...

5 years 前 | 0 个回答 | 0

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Sir, I have calculated feature of dorsal hand vein using eiganvalue algorithm, features are stored in feature variable in following code this is for a single image i want to do the same operation on 10 images the how i can?
%% Detect feature points and show the 50 strongest ones by eiganvalue algorithm % Find Corner Points Using the Eigenvalue Algor...

5 years 前 | 2 个回答 | 0

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How to calculate ROC Cureve with following value
FAR, FRR, Accuracy, EER, Threshold 9.807...

5 years 前 | 0 个回答 | 0

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Following is the error while calculating FAR FRR
Please see the attachment herewith of my program, cosine distance is calculated or not I dont understand beca...

5 years 前 | 0 个回答 | 0

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Following is the error while calculating cosine distance
Following is the error while calculating cosine distance.... Conversion to cell from double is ...

5 years 前 | 1 个回答 | 0

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Error while calculating Cosine distance
Following is the error while calculating Cosine distance.... Subscripted assignment dimension mismatch. Error in C...

6 years 前 | 1 个回答 | 0

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Error in extract_db (line 47) file_a = extractAfter(char(file_a), 0, strfind(char(file_a), '_')-2);
'101_1.tif' '101_2.tif' '101_3.tif' '101_4.tif' '101_5.tif' '101_6.tif' '101_7.tif' '101_8.tif' '102_1.tif' '102_2.tif' '102_3.t...

6 years 前 | 1 个回答 | 0

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Undefined function 'substring' for input arguments of type 'char'. Error in extract_db (line 45) file_a = substring(char(file_a), 0, findstr(char(file_a), '_')-2);
What is the substitute function to evaluate file_a = substring(char(file_a), 0, findstr(char(file_a), '_')-2); because this fun...

6 years 前 | 1 个回答 | 0

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Getting recognition rate 3.25 only. How to improve recognition rate?
After applying test and training sets with Euclidean distance, I am getting a recognition rate of 3.25 in my program. How do I...

6 years 前 | 0 个回答 | 0

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Error using svmtrain (line 234) Y must be a vector or a character array.
Error using svmtrain (line 234) Y must be a vector or a character array.

6 years 前 | 0 个回答 | 0

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Following is the error in my program while calculating ROC
I have attached my program files Index exceeds matrix dimensions. Error in ROC (line 16) selfVerification(i) ...

6 years 前 | 0 个回答 | 0

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Where to make change in my program to get output like figure 2
I have calculated the Euclidean distance of matrix but am not getting correct ROC-like in fig 2. I have attached my program ...

6 years 前 | 0 个回答 | 0

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how to store values in second column of cell array
In the following program, I get the value 200 X 1 after reshaping function, I want to store ground truth a label like 1 1 1 1 1 ...

6 years 前 | 1 个回答 | 0

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how to store data in cell array
I have 40 folders and each folder having 10 images, I have written one program for reading first five images from 40 fold...

6 years 前 | 1 个回答 | 0

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How to find the threshold value from KNN classification
Hi all, I want to ask that I have total 100 classes [1,2,3,4,5......100] One class having 12 samples from which 8 sample...

6 years 前 | 0 个回答 | 0

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Following is the error in my program
Index exceeds matrix dimensions. Error in threshold (line 13) correctMinimum(j) = allMinimum(i); Error in kn...

6 years 前 | 0 个回答 | 0

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sir, can you please help me to convert this python code into matlab
#false positive rate,fpr= FP/(TN+FP) OR fpr=1-specificty, tpr=sensitivity y_pred_knn_p =knn.predict_proba(X_test)[:,1] ...

6 years 前 | 1 个回答 | 0

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Sir, how to calculate EER equal error rate for the following data
respected sir, I have used following formula for calculating false acceptance rate FAR and FRR FAR=FP/(FP+TN) FR...

6 years 前 | 1 个回答 | 0

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