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Kamyar Mazarei


Last seen: Today
18 total contributions since 2021

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Question


load a folder of excel files
hi i have 146 excel files in a folder and want to load them all i dont want to go through import window everytime, so is ther...

7 dagar ago | 1 answer | 0

1

answer

Question


Finding letter in an image using convolution (ocr)
hi i want to find letters in an image using conv2 and then highlight the letter in original image just like OCR does lets s...

14 dagar ago | 0 answers | 0

0

answers

Question


making a typical multi frequency non-stationary sin signal
hi i want to creat a simple signal for a presentation on wavelet i just need a simple signal that is like, sin with 5hz then 1...

25 dagar ago | 0 answers | 0

0

answers

Question


add variable in the graph legend
hi i have 2 matrixes A and CC which are named 'Org' and 'Rec' and variable CR and PRD i want to plot A and CC on each other...

ungefär en månad ago | 1 answer | 0

1

answer

Question


line equation and finding the distance to a 3rd point
i have a matrix A=[a1 a2 a3 a4 . . . i want to calculate distance form a2 to a1_a3 line i want something simple like this (...

ungefär en månad ago | 0 answers | 0

0

answers

Question


expanding matrix with linear line between new samples
hi lets say i have a 1x20 matrix called A which are samples of a plot i want to expand A to be 1x50 when i try to make it l...

ungefär en månad ago | 1 answer | 0

1

answer

Question


turn a sentence into matrix of words
hi i have A=1xn characters sentence i want to create matrix B=1xn size which B hast words in a matrix set thank you edit: i...

ungefär en månad ago | 2 answers | 0

2

answers

Question


removing words from texts with 'removeWords' ???
hi i want to remove 150 words from 2226 texts (1x150 and 1x2226 matrixes) i googled it and this came up https://www.mathworks...

ungefär 2 månader ago | 1 answer | 0

1

answer

Question


adding noise to images
hi i need to add x% noise ONLY to black areas of my image (image is grayscale) so x% of the black areas be replaced with white...

2 månader ago | 1 answer | 0

1

answer

Question


using 520 samples train 519 and test 1 using LOOCV
hi i have 3600x520 matrix (b) for patterns and a 26x520 matrix (t) for targer values i want to train a perceptron using newp(),...

2 månader ago | 0 answers | 0

0

answers

Question


Classifying 2D patterns (images of alphabet letters) using Perceptron rule
hi i have asked this question couple of times in different forms but didnt get any real answers i have 520 images of alphabet l...

2 månader ago | 0 answers | 0

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answers

Question


how to load images in order
hi i have 520 images in total 20 images in 26 files each images is names 1 to 20 and files 1 to 26 i want to load them 1 by ...

2 månader ago | 1 answer | 0

1

answer

Question


create new matrix with another matrix (downsampling)
hi i have a 1xm matrix 'A' and want to make a new matrix that is 1xn 'B' matrix B has values from matrix A IF the change in v...

2 månader ago | 0 answers | 0

0

answers

Question


simple matrix process for some values
hi im new to matlab i want to process some of the matrix values but not all like if i have a matrix i just want to add 10 to...

2 månader ago | 1 answer | 0

1

answer

Question


perceptron classifier for alphabet
hi i need to make an alphabet perceptron classifier using "newp" command i have 20 samples (fonts) for each letter of aphabet ...

3 månader ago | 0 answers | 0

0

answers

Question


how to uplad and process multiply images
hi i have 520 images i want to upload and make them black-white only (binary) i know how to do it 1 by 1 but not sure how to ...

3 månader ago | 2 answers | 0

2

answers

Question


need beginers guide on neural network perceptron classifier
hi im an EE and not fimiliar with matlab or neural network i have this homework to make a proceptron classifier with 20 trainin...

3 månader ago | 1 answer | 0

1

answer

Question


how to conver image matrix into bipolar values
hi im fairly new to matlab no idea what im doing i have set of images that i have to convert into bipolar values, and all i ca...

3 månader ago | 1 answer | 0

1

answer