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Sahar abdalah


自 2015 起处于活动状态

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统计学

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How to delete multiple images from the dataset?
Hello, I have a dataset called flowers and I want to delete all images that the name ends with * _images_6. (exemple : 1_image...

9 years 前 | 1 个回答 | 0

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How to save multiple images in the same folder?
hello, I have several images that are saved in different folders and I want to arrange theses images in a single folder. please...

9 years 前 | 2 个回答 | 0

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提问


how to rename images from a folder?
Hello every one, I have a folder 'SET1' that contain 60 folders (person_1, person_2,...,person_60). Each folder contain 50 ima...

9 years 前 | 2 个回答 | 0

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提问


how can plot this figure?
Hello, please I want to plot a figure like this, please help me , how can do it? any implementation and thanks in advance <...

9 years 前 | 1 个回答 | 0

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提问


how to do intersection between 3 vectors?
hello, I want to obtain the intersection between 3 vector as fellow : A = [1,3,8,5]; B = [4,1,6,8]; C= [5,8,7,1]; ABC...

9 years 前 | 1 个回答 | 0

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how to compare the values of two matrix??
hello, I have two matrix A and B. the size of the two matrix is 1000*1000. my goal is to compare the values of the two matrices....

9 years 前 | 1 个回答 | 0

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提问


error "Out of range subscript"??
I have two matrix: decision.mat and order.mat. the order matrix contains labels and the decision matrix contains indices of ele...

9 years 前 | 1 个回答 | 0

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提问


how to construct a matrix according to the binary order?
hello everyone , I have a matrix of probability: prb.mat and another matrix class.mat that contain the class for each probabilit...

9 years 前 | 1 个回答 | 0

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提问


How can do intersection and union of two vectors?
Hello everyone, I have two vector A and B : A=[256 1 6 8 4 5 78 25]; B=[85 22 1 25 2 589 6 3]; I want to have other v...

9 years 前 | 2 个回答 | 0

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提问


How can transform matrix???
Hello everyone, I have two matrix A and B. A= [1 2 3 4 5 6 7 8 9 10; 2 1 3 4 5 6 7 8 9 10; 2 3 1 4 5 6 7 8 9 10; ...

9 years 前 | 1 个回答 | 0

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how to transform output SVM into probability?
I worked on the problem of handwritten recognition images. For this, I use support vector machines as a classifier . the matrix ...

9 years 前 | 1 个回答 | 0

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提问


does matlab 2015 support svm multiclass??
I use matlab 2013b for programmation but this version does not support svm multiclass. my question there is another version that...

9 years 前 | 1 个回答 | 3

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提问


how can transform a matrix into file .txt??
hello everyone, I have a matrix proba (size :10 * 5). proba=[0.5 0.3 0.8 0.9 0.8; 0.50 0.36 0.58 0.58 ...

9 years 前 | 2 个回答 | 0

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how can store multiple value in a matrix??
hello everyone, I am new in matlab and I need help. in my program below, I am trying to merge two classifiers and I want to stor...

9 years 前 | 1 个回答 | 0

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提问


error when sum a vector
hello, I want to sum a vector but I have this error probabilite= [0.165575031104594 0.158621930989492 0.1604147247...

9 years 前 | 2 个回答 | 0

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提问


how to replace the values of a matrix?
Hello everyone, I have a matrix A : size m*n (4 * 10) and I want to operate this matrix line by line . A=[0.82 0.36 0.25...

9 years 前 | 1 个回答 | 0

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已回答
How to remove columns from matrix?
My goal is to remove the columns that entirely contain the value -1. the problem is more general, I have a matrix A: size m * n ...

9 years 前 | 0

提问


How to remove columns from matrix?
I have a matrix A and I want to remove from this matrix each column that contain the value -1. A= [-1.192 -1.020 -1 -1.0...

9 years 前 | 4 个回答 | 0

4

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How to sum multiple matrices?
Hello, I 'm new in matlab and I need help please. I have 3 matrix A,B et C. the size of each matrix is 1000*1121. I want to sum ...

9 years 前 | 2 个回答 | 0

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提问


how to find distance matrix using knnclassify in matlab?
I work in image classication and I used two classifiers : svm et knn. the problem is that the knnclassify matlab function allows...

9 years 前 | 1 个回答 | 0

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How to normalize values in a matrix to be between 0 and 1?
thank you for your answers. I used both codes and I found two different result. what is the result that I can use? nor...

9 years 前 | 0

提问


How to normalize values in a matrix to be between 0 and 1?
I have a matrix Ypred that contain negative values and I want to normalize this matrix between 0 and 1 Ypred=[-0.9630 -1....

9 years 前 | 4 个回答 | 3

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