Question

I have converted the string 04567 to double by using str2double function.But I got the output as 4567.But I need the output as 04567 .How can it be done?

I have converted the string 04567 to double by using str2double function.But I got the output as 4567.But I need the output as 0...

9 years ago | 1 answer | 0

Question

How to convert a vector into a matrix using reshape ,but what should be the size that should be specified?

I have converted a matrix A into a vector v and performed certain operations on the vector v and obtain a new vector G which hav...

9 years ago | 1 answer | 0

Question

Which is the best algorithm to hide one image inside the another?

Which is the best algorithm to hide one image inside the another in matlab?

9 years ago | 2 answers | 0

Question

How to convert a vector to a matrix in Matlab?

How to convert a vector to a matrix in Matlab?

9 years ago | 1 answer | 0

Question

I have a string S='010101' I need to take each element from the string and check whether it 1,if it is one then the count is incremented by one in matlab?

I have a string S='010101' I need to take each element from the string and check whether it 1,if it is one then the count is in...

9 years ago | 2 answers | 0

Question

Can anyone write the matlab code for the algorithm given below?

Can anyone write the matlab code for the algorithm given below.As I am new to matlab can anyone please help me? <</matlabcent...

9 years ago | 0 answers | 0

Question

How to select numbers randomly from a matrix so that same random numbers can be selected at the sender side and the receiver side?

How to select numbers randomly from a matrix so that same random numbers can be selected at the sender side and the receiver sid...

9 years ago | 1 answer | 0

Question

How to hide image inside another image as well as extract it from the image using LSB?

How to hide image inside another image as well as extract it from the image using LSB in matlab?

9 years ago | 1 answer | 0

Question

How to convert a vector into bitstring?

How to convert a vector into bitstring in matlab?

9 years ago | 2 answers | 0

Question

Can an RGB image be stored as 2D matrix without converting to greyscale image?

Can an RGB image be stored as 2D matrix without converting to greyscale image in matlab?

9 years ago | 2 answers | 0

Question

How to compress an color image using Huffman compression in matlab?

How to compress an color image using Huffman compression and also how to decompress it using Huffman decompression in matlab?

9 years ago | 1 answer | 0

Question

How to append bits into an already exiting image matrix?

How to append bits into an already exiting image matrix in matlab?

9 years ago | 1 answer | 0

Question

how to use imwrite in matlab?

how to use imwrite in matlab?The file which that we are specifying to write,should it be already be created in the folder?

9 years ago | 4 answers | 0

Question

How to perform Huffman compression of an image and hide it inside QR codes?

How to perform Huffman compression of an image and hide it inside QR codes in matlab?

9 years ago | 0 answers | 0

Question

How to get each plane of a 24 bit plane image?

How to get each plane of a 24 bit plane image in matlab?

9 years ago | 3 answers | 0

Question

How to find the hamming weight of a bit string?

How to find the hamming weight of a bit string in matlab?

9 years ago | 0 answers | 0

Question

How to Embed an image into QR codes in matlab?

How to Embed an image into QR codes in matlab using the following algorithm ,where F is the input image and SQR is the output Qr...

9 years ago | 0 answers | 0

Question

Does ind2rgb returns the original color image?

Does ind2rgb returns the original color image?First I used rgb2int.

9 years ago | 1 answer | 0

Question

How to encrypt and decrypt RGB image using logical XOR operation?

My aim is to encrypt an RGB image by performing XOR with another image I to generate a share S.Then during decryption should per...

9 years ago | 1 answer | 0

Question

Should XOR operation performed on binary images only?

I want to perform XOR encryption and decryption on images.Should this operation performed on binary images only?

9 years ago | 2 answers | 0

Question

How to convert binary image to RGB image in matlab?

How to convert binary image to RGB image in matlab?I have converted an RGB image into binary using J1=im2bw(J1);.Now I want to c...

9 years ago | 2 answers | 0

Question

How to combine blocks of image into single image?

I have divided an image of size 256*256 into blocks of size 32*32 and changed the pixel values.Now I want to join this blocks wi...

9 years ago | 1 answer | 0

Question

How to randomly select n number of pixels from an image whose value is one and change those pixels value to zero?

How to randomly select n number of pixels from an image whose value is one and change those pixels value to zero?

9 years ago | 1 answer | 0

Question

How to randomly select n number of pixels from an image whose value is one ?

How to randomly select n number of pixels from an image whose value is one ?

9 years ago | 1 answer | 0

Question

How to write matlab code for feature matrix extraction from blocks of image using the given algorithm?

How to write matlab code for feature matrix extraction from blocks of image using the given algorithm? The algorithm is <<...

9 years ago | 0 answers | 0

Question

How to obtain sum of RGB color values of a pixel?

How to obtain sum of RGB color values of a pixel? Without using I(:,:,1) ,I(:,:,2),I(:,:,3).

9 years ago | 1 answer | 0

Question

How to resize an image into size 256*256

I used the following code J = J(1:256,1:256,:) [r c]=size(J); display(r); display(c); But the value of c is displ...

9 years ago | 2 answers | 0

Question

How to divide an image into blocks and find the RGB values of each pixels in a block?

How to divide an image into blocks and find the RGB values of each pixels in a block? I used the following code to divide an im...

9 years ago | 1 answer | 0

Question

How to solve the algorithm in matlab

How to solve the algorithm in matlab? <</matlabcentral/answers/uploaded_files/27266/matwork.png>>

9 years ago | 0 answers | 0

Question

How to write matlab code for this equation?

How to write matlab code for the equation given below <</matlabcentral/answers/uploaded_files/27201/matwork.png>>

9 years ago | 3 answers | 0