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214 questions found in Answers

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What shall I do for my final year project (Digital watermarking)?

Asked by soni on 23 Nov 2014
Latest activity Commented on by Image Analyst on 26 Feb 2015
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Need MATLAB code for Audio Watermarking using SVD, or any hybrid method with SVD. (Need a code for two Audios (.wave files)).

Asked by Dhavalsinh on 27 Jan 2015
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how can I use bit plane slicing in watermarking?

Asked by soni on 25 Jan 2015
Latest activity Answered by Image Analyst on 26 Jan 2015
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video watermarking with an image using dct

Asked by RUPALI KUMARI on 10 Jan 2015
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how to overcome DCT rounding problem

Asked by Dhananjay Humbe on 21 Dec 2014
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matlab code for cryptography with watermarking

Asked by Neethu on 25 Nov 2014
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Looking for high capacity, invisible (for human eye) watermarking algorithms, can be easly detectible

Asked by Krzysztof on 12 Nov 2014
Latest activity Answered by Image Analyst on 12 Nov 2014
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Watermark using DFT and FFT in an image

Asked by SHALU SINGH on 21 Oct 2014
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how could i apply the LSB watermarking method to add small watermark into an image ?

Asked by meriame on 21 Dec 2013
Latest activity Edited by SHALU SINGH on 21 Sep 2014
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audio and video watermark

Asked by SHALU SINGH on 31 Aug 2014
Latest activity Commented on by Image Analyst on 31 Aug 2014
Accepted Answer by Image Analyst
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how to overcome this error?

Asked by STUDENT_HUB on 29 May 2014
Latest activity Commented on by STUDENT_HUB on 30 May 2014
Accepted Answer by dpb
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Speech to text for speech watermark

Asked by Ketul Patel on 24 Apr 2014
Latest activity Commented on by Walter Roberson on 24 Apr 2014
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Help me for error array dimensions must match for binary array op.

Asked by Helmi on 7 Apr 2014
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I need to implement a watermarking method using reversible contrast mapping

Asked by Alina Ghinescu on 26 Mar 2014
Latest activity Answered by Image Analyst on 26 Mar 2014
Accepted Answer by Image Analyst
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code for hessian affine feature detector..

Asked by Divya on 24 Mar 2014
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pn sequence generation using independent seed

Asked by Urmila on 7 Mar 2014
Latest activity Answered by Dishant Arora on 7 Mar 2014
Accepted Answer by Dishant Arora
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i need source code An application that can be used to hide " text" or "images" into another vidéo using watermark

Asked by kawthar kawthar on 4 Mar 2014
Latest activity Answered by Image Analyst on 7 Mar 2014
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how can we extract an invisible watermark from an watermarked image?

Asked by Rajasekaran on 4 Mar 2014
Latest activity Commented on by Rajasekaran on 4 Mar 2014
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Do we have an extraction code for difference expansion reversible watermarking?

Asked by Aakash Aggarwal on 28 Feb 2014
Latest activity Edited by Aakash Aggarwal on 28 Feb 2014
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can anybody please help me with the code of converting watermark text to binary and then applying hamming encode(7,4) on it

Asked by neetika on 22 Feb 2014
Latest activity Answered by Walter Roberson on 22 Feb 2014
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i have to embed a text on watermark after applying hamming code on text.So in using a reshape function error "size arguments must be real integers" is coming.please help me out how can i remove this error?Wb=double(reshape(Wmsg,4,(7/4)*vc).');

Asked by neetika on 21 Feb 2014
Latest activity Answered by Walter Roberson on 21 Feb 2014
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How to embed matrix in watermarking?

Asked by Andi Tarigan on 28 Jan 2014
Latest activity Commented on by Andi Tarigan on 28 Jan 2014
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How to remove error "Integers can only be combined with integers of the same class, or scalar doubles."

Asked by ROMIL on 25 Dec 2013
Latest activity Commented on by Image Analyst on 26 Dec 2013
Accepted Answer by Image Analyst
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1

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how can i embed a watermark into the coefficients of wavelet transform

Asked by meenakshi on 8 Feb 2012
Latest activity Commented on by Walter Roberson on 4 Dec 2013
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2

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i have made center image from left ,right and depth images of center image.but now there are some holes in center image.how to fixed these holes with interpolation

Asked by saqib on 29 Oct 2013
Latest activity Answered by saqib on 29 Oct 2013
Accepted Answer by Alex Taylor
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hello... i'm still new with Matlab.. i need to develop a project to tampered an image using Matlab.. anyone may help me to teach me how to do a tamper localization watermarking?

Asked by shaira ain on 3 Oct 2013
Latest activity Commented on by shaira ain on 22 Oct 2013
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PSNR

Asked by Aseel H on 22 Feb 2012
Latest activity Edited by Cedric on 21 Oct 2013
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how to encode a bit sequences with key?

Asked by Pham Ngoc Thanh on 2 Aug 2013
Accepted Answer by Walter Roberson
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how can i calculate BER and COR in dct based correlation watermarking?

Asked by Ajay Tiwari on 21 Jul 2013
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code to embed and detect watermark in grayscale image

Asked by saqib on 15 Jul 2013
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I have got many feature points after the Hessian-Affine feature point detection.now,how can I do the Region Selection?do you have any similar codes with you?

Asked by Divya on 22 Jun 2013
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can anyone help me to implement this algorithm of text watermarking?

Asked by shafaq innam on 19 Jun 2013
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how to count the no of words in a sentence?

Asked by shafaq innam on 18 Jun 2013
Accepted Answer by Matt Kindig
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how to compare letters of a word with one another to check reoccurrence of a character?

Asked by shafaq innam on 17 Jun 2013
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Error in using "Rand" function while embedding a watermark in an image.

Asked by ddd hhh on 31 May 2013
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watermarking using dwt2 and DCT..

Asked by rourou on 22 May 2013
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Required a robust watermarking code which against resizing

Asked by Lester on 18 May 2013
Accepted Answer by Image Analyst
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Implementing Watermarking DWT bad result?

Asked by I Made on 13 May 2013
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how can i split the data of input text file

Asked by Pradeep kaur on 4 May 2013
Accepted Answer by Walter Roberson
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How to save image , in the image type it is being fetched.

Asked by ankita on 3 May 2013
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how to embed a watermark in the centre of an image?

Asked by shafaq innam on 3 Apr 2013
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How do you convert an invisible watermark to visible watermark in DCT domain??

Asked by kirk on 3 Apr 2013
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how can i change the position of watermark in matlab?

Asked by shafaq innam on 22 Mar 2013
Accepted Answer by Walter Roberson
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HOW CAN I COMPARE TWO VIDEO FRAMES??...

Asked by Akku ... on 18 Mar 2013
Accepted Answer by Walter Roberson
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code of Normalized Correlation (NC)

Asked by Loubna Kozah on 28 Feb 2013
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i have a code for dct watermarking wherin the watermark is getting embedded but the watermark is an invisible watermark.....wat changes do i hve to make to make the watermark visible?

Asked by Lester on 27 Feb 2013
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Making an image from extracted bit planes:

Asked by Book on 2 Nov 2012
Accepted Answer by Image Analyst
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How to make an image from extracted Bit planes?

Asked by Book on 2 Nov 2012
Accepted Answer by Image Analyst
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Watermarking and pseudo random generator

Asked by sreenivas on 23 Oct 2012
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i'm doing project on frequency domain watermarking but i already did my compression work on jpeg 2000 compression standard.. so whether i can embedd my watermark on frquency domain or not?

Asked by hema priya on 3 Oct 2012
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