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DURCHSCHNITTLICHE ANZAHL DER LIKES
Feeds
Frage
when i apply crop attack on watermarked image it give me this error( Error in ==> extraction at 18 green = X(:,:,2);) while i embedd a watermark in blue channel how can i solve this problem? how can i apply crop attack?
when i apply crop attack on watermarked image it give me this error( Error in ==> extraction at 18 green = X(:,:,2);) while i ...
mehr als 10 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
when i apply crop attack on watermarked image it give me this error( Error in ==> extraction at 18 green = X(:,:,2);) while i embedd a watermark in blue channel how can i solve this problem? how can i apply crop attack?
when i apply crop attack on watermarked image it give me this error( Error in ==> extraction at 18 green = X(:,:,2);) while i e...
mehr als 10 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
what is the difference between the MSE of rgb image and gray scale image ?
what is the difference between the MSE of rgb image and gray scale image ?
mehr als 10 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
what is the maximum limit for psnr, means about what we can say that if value is less then this limit then it will be a bad psnr value and if value is greater then this limit then it will be good psnr value ?
what is the maximum limit for psnr, means about what we can say that if value is less then this limit then it will be a bad psnr...
mehr als 10 Jahre vor | 1 Antwort | 0
1
AntwortFrage
my project is on digital color image watermarking . after embedding a watermark when i calculate psnr of original and watermarked image the calculated value that i receive is 104.76 . I don't understand is this value is good or bad???
my project is on digital color image watermarking . after embedding a watermark when i calculate psnr of original and watermarke...
mehr als 10 Jahre vor | 1 Antwort | 0
1
AntwortFrage
the rang of unit 8 is 0-255 But im2double convert the range to [0, 1] instead of [0, 255]. please anyone explain it????
the rang of unit 8 is 0-255 But im2double convert the range to [0, 1] instead of [0, 255]. please anyone explain it????
mehr als 10 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
how can i calculate MSE and PSNR of RGB color image
i embeded a watermark in RGB color image now i want to calculate PSNR and MSE of original and watermarked images . how can i fin...
mehr als 10 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How can i divide green HL2 component into four blocks???
My project is on digital color image watermarking!!the size of image that i use as cover image is 512*512. for embedding purposr...
mehr als 10 Jahre vor | 1 Antwort | 0
1
AntwortFrage
how can i divide green HL2 component in four blocks????
My project is on digital color image watermarking!! the size of image that i use as cover image is 512*512 and for embedding pur...
mehr als 10 Jahre vor | 0 Antworten | 0
