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Domanda
how to make dataset for taining classifier for steganalysis in matlab?
how to make dataset of cover and stego images for classifier training or any default dataset available
oltre 7 anni fa | 0 risposte | 0
0
risposteDomanda
how to download BOSS data set for steganalysis?
BOSS Dataset is used for steganalysis.
oltre 7 anni fa | 0 risposte | 0
0
risposteDomanda
from where i get the image set of size 1024*1024 or more for image processing in MATLAB?
I need atleast 15 images of large size (1024*1024 or bigger)for my project which is on steganography using MATLAB. would anyone ...
circa 9 anni fa | 2 risposte | 0
2
risposteDomanda
how to calculate entropy of a video file?
I want to calculate entropy for a video.First I read a video and show frames then I want to calculate entropy for all frames...
oltre 9 anni fa | 1 risposta | 1
1
rispostaDomanda
if i chnage 2 random DCT coefficient of a block of a image then inverse DCT after changing in dct will same or different before any changing in DCT coefficent and then inverse DCT?
if i have an 8*8 image and apply DCT on it and then simply inverse dct of it while in another case if i change some dct coeffici...
circa 10 anni fa | 0 risposte | 0
0
risposteDomanda
gary to RGB image convertion by using map values?
i have color value of each pixel in 'map ' now anyone can tell me how to convert a gray image by using these value of map to RGB...
oltre 10 anni fa | 0 risposte | 0
0
risposteDomanda
how to use user defined function which only change some value of block not all in blockproc() in matlab?
i have one B1 image matrix of size 512*512 and want to apply my dhide_fun on each block which change some values of each 8*8 blo...
oltre 10 anni fa | 1 risposta | 0
1
rispostaDomanda
how can i use dctmtx() and blockproc() for converting a 512*512 image matrix to its dct matrix in matlab? and what will be the func argument in blockproc() for dct of the matrix?
dct from blockproc()
oltre 10 anni fa | 0 risposte | 0
0
risposteDomanda
is it compulsory that we can use dct during image compression? can i use dct just for hiding some data in it and again inverse dct on that and get the steg imaage similar to original image?
where dct is used?
oltre 10 anni fa | 1 risposta | 0
1
rispostaDomanda
how to get a matrix from same size cells.like get 512*512 matrix from 8*8 cells???
512*512 matrix from 8*8 cells
oltre 10 anni fa | 1 risposta | 0
1
rispostaDomanda
I need matlab code for selecting video frames which are stored in a folder and one by one hide data in same way on each frame. Anyone can give code for this work???
i use dct block for hiding.
oltre 10 anni fa | 1 risposta | 0
1
rispostahow to compare two videos in matlab ? i have extracted frames from video but what should be next in comparing process ??
but this tool take video from any hardware like webcam etc. i need to compare two videos which are in mp4 format and saved with ...
oltre 10 anni fa | 0
Domanda
how to compare two videos in matlab ? i have extracted frames from video but what should be next in comparing process ??
i want to compare histogram of each frame from both videos.
oltre 10 anni fa | 2 risposte | 2
