Question

error reading excel
I displayed data after using xlsread raw = Columns 1 through 5 [39] ' State-gov' [ 77516] ' B...

plus de 14 ans il y a | 1 réponse | 0

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Question

calculating bit rate
I have 8 images and i have compressed them,now ii want to plot graph between PSNR AND BIT RATE,bit rate is 8-bit ,12-bit,i know ...

plus de 14 ans il y a | 1 réponse | 0

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Question

error in finding compression ratio
i have a code out=imcompr('dock.jpg',20,'output_image01.bmp'); k=imfinfo('output_image01.bmp'); ib=k.Width*k.H...

plus de 14 ans il y a | 1 réponse | 0

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Question

Replacing values i an image
I have an 2D image ,I have performed dulatree and have found the co-effficients,now in that co-efficients ineed to make some va...

plus de 14 ans il y a | 1 réponse | 0

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Question

Generating a matrix
I want to generate a matrix as first column must consist values of =.31,.33,.35,.37,.39.......... 2nd column=.32,.34,.36,...

plus de 14 ans il y a | 1 réponse | 0

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Question

Replacing a string
I have a set of strings is it possible to replace it by values for example in excel if i have strings as private public ...

plus de 14 ans il y a | 1 réponse | 0

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Question

calculating compresion ratio
Please can any one tell how to calculate the compression ration from bit streams ,i have compressed an image and have compressed...

plus de 14 ans il y a | 1 réponse | 0

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Question

drawing rectangle
I have detected the corner of an image and i get some points such as 382 505 383 381 504 506 125 ...

plus de 14 ans il y a | 1 réponse | 0

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Question

error-index must be a positive integer or logical.
I am getting error Attempted to access g(0,0); index must be a positive integer or logical. Error in ==> Untitled6 ...

plus de 14 ans il y a | 1 réponse | 0

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Question

edit-replacing a value by another
I have a matrix [1 2 3 4 5 6 11 58 12 8 2 12 2 10 36 69 1 20 14 85 94 20 36 5 19 58 41 5...

plus de 14 ans il y a | 1 réponse | 0

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Question

EDIT-making values 0 using PSO
I have a matrix size 256x256,I have to make some values zero,like that i need around 10 matrices plz help how to make values 0 u...

plus de 14 ans il y a | 1 réponse | 0

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Question

repacing a value by another
I have a matrix of 100x6 for ex let me take 6x6 [1 2 3 4 5 6 11 58 12 8 2 12 2 10 36 69 1 20 14 8...

plus de 14 ans il y a | 1 réponse | 0

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Question

drawing a rectangular plot
I have detect the corners of a door can anyone please tell how to draw the rectangular box overit

plus de 14 ans il y a | 1 réponse | 0

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Question

Guassian smoothing
i have a code for an image for corner detection,ten i have to process guassian smoothing,i performed,but image is not displaying...

plus de 14 ans il y a | 1 réponse | 0

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Question

reducing the size of image
i have a code for corner detection i = imread('door.jpg'); %Make image greyscale if length(size(i)) == 3 ...

plus de 14 ans il y a | 2 réponses | 0

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Question

reordering the data
i have values as D=[1 2 3 4 5 6 7 ] now i want to reorder the data D1=[3 4 7 1 2 6 5]this is for example, i want th...

plus de 14 ans il y a | 4 réponses | 0

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Question

comparing numbers
I have a80 values K=[1 3 7 9 2 ....] till 80 which are not sorted ,now i want to take first 10 numbers compare each number an...

plus de 14 ans il y a | 1 réponse | 0

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Question

converting cell to matrix
I have performed a code for dual tree,but i get error when processing further steps plz help my code is x=imread('st...

plus de 14 ans il y a | 1 réponse | 0

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Question

error-Cannot support cell array
I have a code for dual tree and reducing the co-efficients but i get error,please help error is Error using ==...

plus de 14 ans il y a | 1 réponse | 0

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Question

calculating average value for matrix
I have a matrix of size 50x3 i want to find the average for each value by calculating recall and precision is it possible,...

plus de 14 ans il y a | 4 réponses | 0

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Question

calculating the mean
i used the code out = [CLL_combinations(:,1:2,:) mean(CLL_combinations(:,3:end,:),2)] i get output as CL...

plus de 14 ans il y a | 2 réponses | 0

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Question

edit-error in calculating dsit
I have the matrices as below A1=Ds(121:140, 121:140, 1:7) A2=Ds(121:140, 121:140,7) plz tell how to find the euclide...

plus de 14 ans il y a | 2 réponses | 0

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Question

error in calculating distance
i have two matrices A,B i calculate euclidean distance by Distance=EuD( A,B) i get answer but if i have 4 matric...

plus de 14 ans il y a | 1 réponse | 0

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Question

edit-reducing the co-efficient
this is a code I=imread('dock.jpg'); I=rgb2gray(I) threshold=0.624525 NewData = I; idx = I >= threshold; New...

plus de 14 ans il y a | 1 réponse | 0

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Question

edit finding mean
i used the code out = [CLL_combinations(:,1:2,:) mean(CLL_combinations(:,3:end,:),2)] i get output as CL...

plus de 14 ans il y a | 1 réponse | 0

1

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Question

edit-merging the values
i have two matrices andf a code AC=[HHH CLL] B=A2(:,1) AC=[1 2 3 ;5 6 7 ;8 9 0] B=[1 ;4 ;5] ...

plus de 14 ans il y a | 1 réponse | 0

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Question

making values 0 using PSO
HI I HAVE A IMAGE OF SIZE 128X128,i want to make some matrix values as zeros,using PSO ,please help,such that i need 10 matrix v...

plus de 14 ans il y a | 1 réponse | 0

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Question

edit-reducing the co-efficient
I have an image i wanr to reduce the co-efficient by apply a thershold value,i want to take co-efficient below that thershold va...

plus de 14 ans il y a | 1 réponse | 0

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Question

finding rotation of angle
i have 2 images,one is say" dock.jpg"image and the second is same image ,but rotated 45 or some other angle.is it possible to sa...

plus de 14 ans il y a | 2 réponses | 0

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Question

edited-making value 0
In my previous posts the answer is correct,but every time i run i get different answer,randperm is used,but i dont want to value...

plus de 14 ans il y a | 2 réponses | 0

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