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Fateme Jalali


Active since 2015

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How to segment document image
Hello. I want to segment document images into 3 parts including text, image and background using MATLAB. my document images are ...

7 years ago | 0 answers | 0

0

answers

Question


How to convert GIF image into JPG without making it gray.
hello, I have a GIF image and want to divide it into frames. then I convert each frame into jpg format. GIF image is colored but...

7 years ago | 2 answers | 0

2

answers

Question


How different wavelets create different approximation sub-band?
Hello,I am using wavelet toolbox for feature extraction from images. I use 1 level wavelet decomposition.Now my question is that...

7 years ago | 0 answers | 0

0

answers

Question


How to change value of weigh in svmtrain
Hello,I am using libsvm for 60 class classification. I dont know how to write a for loop to update weights of svmtrain. can any ...

7 years ago | 0 answers | 0

0

answers

Question


How to use W vector in adaboost SVM?
Hello,I wrote this code for multiclass classification using svm and adaboost. I do not know how to use W vector for libsvm optio...

7 years ago | 0 answers | 0

0

answers

Question


error using ovr for multi class svm
Hello,I am using libsvm to classify data into 60 classes.size of my train matrix is 360*200.360 is the number of observstion and...

7 years ago | 0 answers | 0

0

answers

Question


save a matrix to excel
hello,I have matrix of numbers. size of the matrix is 360*200. I want to know how I can save this matrix in an excel file.thank...

7 years ago | 1 answer | 2

1

answer

Question


how to reconstruct image after image registration
Hello,I registered my images using attached codes. for feature extraction I used db1 wavelet. I want to reconstruct images after...

7 years ago | 0 answers | 0

0

answers

Question


how to remove punctuation from Arabic text file
Hello,I have a Arabic string and want to discard all punctuations. I want to keep only text and white space between words.For ex...

7 years ago | 1 answer | 0

1

answer

Question


How to compare images from 2 folders
Hello.I have 2 folders of images and want to compare each image in folder 1 with each image in folder 2 in order to find almost ...

7 years ago | 3 answers | 0

3

answers

Question


extract multiple images from white background individually
Hello,I want to extract images from white background. In order to analyze each image individually, I should have matrix of each...

7 years ago | 2 answers | 0

2

answers

Question


how to extract images from pure white background
Hello, I want to know how to extract images from white background to process each image individually.This is my image: <</mat...

7 years ago | 1 answer | 0

1

answer

Question


How to remove white background from image
Hello,I want to know how to remove white background completely from this image.what is the way? <</matlabcentral/answers/uplo...

7 years ago | 2 answers | 0

2

answers

Question


How to detect two images in one background individually
Hello,I have a white background with 2 images in it. How can I analyze and store these two images individually? thanks.

7 years ago | 0 answers | 0

0

answers

Question


How to underline or color text in a cell
Hello,I have a cell array like this cell={'hello','i','a','123','e'}.How could I determine specific cell elements by coloring or...

7 years ago | 1 answer | 0

1

answer

Question


How to crack MD5 using matlab
hello,I am trying to digest some text files using md5.Now to check my results I want to crack md5.can any one help me to crack t...

8 years ago | 2 answers | 0

2

answers

Question


How does this MD5 algorithm hash strings?
Hello,I have MD5 algorithm to digest strings.I can not analyse how it works.can any one help me to understand how 'CoreHash' wor...

8 years ago | 1 answer | 0

1

answer

Question


How to compare similar lines of two text files
hello,I have two text files including 100 lines.I want to compare same lines in two texts. for example line 1 from text 1 with l...

8 years ago | 1 answer | 0

1

answer

Question


How to get answer from this else if code
Hello.I wrote matlab code below. when I change value of parameter num_modes to 5 or 6, the answer should be 'result2:graphic or ...

8 years ago | 1 answer | 0

1

answer

Question


How to find maximums in matrix
Hello.I have this matrix A=[116 3;107 6;114 6;119 6;117 9;120 9;108 15 ;113 18;115 18;112 2...

8 years ago | 0 answers | 0

0

answers

Question


How to find maximums in matrix
Hello.I have this matrix A=[116 3;107 6;114 6;119 6;117 9;120 9;108 15 ;113 18;115 18;112 2...

8 years ago | 0 answers | 0

0

answers

Question


find local max in a matrix
Hello.I have this matrix A=[116 3;107 6;114 6;119 6;117 9;120 9;108 15 ;113 18;115 ...

8 years ago | 1 answer | 0

1

answer

Question


find local max in a matrix
Hello.I have this matrix A=[116 3;107 6;114 6;119 6;117 9;120 9;108 15 ;113 18;115 18;112 2...

8 years ago | 0 answers | 0

0

answers

Question


how to find local peaks in dataset
Hello,I have a matrix with size 256*2 matrix=[0 1 2 3 4 ...256; 0 3 4 8 0 ...673]. first column shows intensity and second shows...

8 years ago | 0 answers | 0

0

answers

Question


How to replace some elements of matrix with zero
Hello,I have a matrix of data with size 1*256 called hh2. I found local peaks using [pks loc]=findpeaks(hh2);Now in my matrix I ...

8 years ago | 1 answer | 0

1

answer

Question


How to replace all elements of matrix with zero except some elements(localpeaks?
Hello,I have a matrix of data with size 1*256. I found local peaks using [pks loc]=findpeaks(hh2) ;now in my matrix i want to pu...

8 years ago | 1 answer | 0

1

answer

Question


Highlight some parts of text file
Hello,I have a text file and I want to highlight some parts of it using matlab codes.But i do not have any idea how to do it. Ca...

8 years ago | 0 answers | 0

0

answers

Question


How to use wavefun for blocks of image?
Hello,I wrote a matlab code to divide image into blocks.Now i want to use wavefun for each block.But my codes does not work.can ...

8 years ago | 0 answers | 0

0

answers

Question


How to replace new line with white space in text documents
Hello,I am trying to change all new lines in my database with white space,but codes does not work.can any one help me please.Da...

8 years ago | 1 answer | 0

1

answer

Question


How to use profile for image detection in documents
Hello,I am writing Matlab code to detect images in a document (like a scanned magazine). First I divided my whole document into...

8 years ago | 1 answer | 0

1

answer

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