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214 questions found in Answers

2

answers

How to remove least significant bits in a pixel.

Asked by niranjan v on 26 Feb 2019
Latest activity Commented on by Walter Roberson on 8 Jun 2025
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1

answer

Please can anyone explain this code by Majid Farzaneh on Image watermarking (Transform domain) by DCT-SVD?

Asked by jabani Joseph on 25 Jul 2021
Latest activity Answered by Hari on 19 Feb 2025
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1

answer

how to recombine blocks of an image into one?

Asked by yashi gautam on 18 Nov 2015
Latest activity Answered by Kanishk on 30 Jan 2025
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1

answer

How to calculate the PSNR of video sequence?

Asked by Mohd Shaliyar on 11 Oct 2022
Latest activity Answered by Suraj Kumar on 8 Jan 2025
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1

answer

How to perform salt and noise attack on watermarked video ?

Asked by Mohd Shaliyar on 23 Aug 2022
Latest activity Answered by Suraj Kumar on 3 Oct 2024
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1

answer

How to encode characters of my text message into bytes of an image (Byte Watermarking)

Asked by Fafa Teligence on 11 Dec 2020
Latest activity Edited by Sameer on 17 Sep 2024
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1

answer

How do i implement DWT algorithm on audio?

Asked by Boby Ahmad on 13 Aug 2017
Latest activity Answered by Hornett on 20 Aug 2024
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3

answers

watermark Embedding in Blocks

Asked by amitesh kumar on 7 Mar 2011
Latest activity Edited by xingxingcui on 27 Apr 2024
Accepted Answer by Walter Roberson
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12

answers

Image Steganography using LSB?

Asked by KARTHICK on 3 Mar 2013
Latest activity Commented on by Image Analyst on 20 Apr 2024
Accepted Answer by Walter Roberson
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2

answers

Extracting a hidden message from an image by using LSB algorithm

Asked by Shahrin Rahman on 16 May 2021
Latest activity Commented on by Image Analyst on 20 Apr 2024
Accepted Answer by Image Analyst
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1

answer

sir pls help me for this

Asked by jyothirmai on 5 Feb 2013
Latest activity Commented on by jyothirmai on 11 Apr 2024
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1

answer

How to correct matrix dimensions and recombine blocks into original image?

Asked by yashi gautam on 18 Nov 2015
Latest activity Answered by Constantino Carlos Reyes-Aldasoro on 2 Feb 2024
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4

answers

How can I watermark an image?

Asked by Mithra on 15 Mar 2013
Latest activity Commented on by xingxingcui on 23 Jan 2024
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1

answer

how to convert an image in to binary bits sequence ??????

Asked by user06 on 4 Mar 2015
Latest activity Edited by DGM on 6 Aug 2023
Accepted Answer by Guillaume
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2

answers

I am getting wrong text file after extraction process.

Asked by Ramya on 28 Jun 2023
Latest activity Edited by Ramya on 29 Jun 2023
Accepted Answer by DGM
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1

answer

How can this code explain the Error in psnr?

Asked by yashi gautam on 7 Mar 2016
Latest activity Edited by DGM on 12 May 2023
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1

answer

How to encode binary sequence x= [1 0 1 1 1] into binary code word by using REED SOLOMON encoding?

Asked by Mohd Shaliyar on 16 Mar 2023
Latest activity Answered by Raghvi on 17 Mar 2023
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2

answers

LSB transform for image encryption

Asked by javad danesh on 21 Jan 2023
Latest activity Answered by Image Analyst on 22 Jan 2023
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2

answers

Hello, I want to use the gray wolf algorithm to hide images.

Asked by javad danesh on 24 Dec 2022
Latest activity Answered by Walter Roberson on 25 Dec 2022
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1

answer

Hi, I want to convert an image into a string of 0's and 1's using huffman transform and hide it in another image.

Asked by javad danesh on 24 Dec 2022
Latest activity Answered by Sulaymon Eshkabilov on 24 Dec 2022
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0

answers

From where I Can get the standard DATASET (DATABASE) for Audio Watermarking...??

Asked by Dhavalsinh on 27 Jan 2015
Latest activity Commented on by Global Technology on 4 Oct 2022
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2

answers

How to convert gray image frame into video frames?

Asked by Mohd Shaliyar on 12 Aug 2022
Latest activity Answered by Image Analyst on 12 Aug 2022
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1

answer

Image hiding inside an image

Asked by lilly lord on 18 Jul 2022
Latest activity Edited by lilly lord on 21 Jul 2022
Accepted Answer by GandaBerunda
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1

answer

how select a frame from video and calculate its RBG value for watermark project

Asked by Shahad on 15 Nov 2015
Latest activity Commented on by Image Analyst on 13 May 2022
Accepted Answer by Image Analyst
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0

answers

Watermarking using DCT: For embedding an image into another image and extracting the same.

Asked by Amanurdeep Ka on 11 Apr 2014
Latest activity Commented on by DGM on 20 Mar 2022
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1

answer

Can any one have a code where a .wav file embedded into a image as a watermark using LSB technique?

Asked by Subham Haldar on 27 Feb 2022
Latest activity Answered by Image Analyst on 6 Mar 2022
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2

answers

I want to do the embedding operation by converting Hessenberg

Asked by javad danesh on 12 Feb 2022
Latest activity Commented on by javad danesh on 20 Feb 2022
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1

answer

Hello, I divide an image into 4x4 blocks, and I want to select 512 blocks and do some math on them and embed some information.

Asked by javad danesh on 12 Feb 2022
Latest activity Commented on by javad danesh on 15 Feb 2022
Accepted Answer by Image Analyst
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1

answer

is there ay resource on reversible watermark for wireless sensor network ?

Asked by Farzana Kabir on 5 Jul 2021
Latest activity Commented on by Walter Roberson on 12 Feb 2022
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1

answer

Hi, I wanted to implement MATLAB code "the scrambled pixel value is further converted to binary information sequence of size 8 bits ".

Asked by javad danesh on 19 Jan 2022
Latest activity Commented on by javad danesh on 31 Jan 2022
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2

answers

image in image using hiding

Asked by elma ozge on 22 Jan 2022
Latest activity Edited by elma ozge on 24 Jan 2022
Accepted Answer by DGM
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5

answers

how to convert an image into bits???

Asked by user06 on 24 Feb 2015
Latest activity Answered by Walter Roberson on 18 Jan 2022
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1

answer

Image Steganography using Lsb ?

Asked by Abduellah Elbakoush on 14 Jan 2022
Latest activity Answered by Image Analyst on 17 Jan 2022
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2

answers

I need a code for reversible contrast mapping (RCM) code for watermarking. Can any one help me please?

Asked by Mahmudul Hasan on 11 Oct 2016
Latest activity Answered by Tung Nguyen on 14 Dec 2021
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6

answers

LSB code

Asked by Aseel H on 26 Nov 2011
Latest activity Commented on by Image Analyst on 11 Dec 2021
Accepted Answer by Image Analyst
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1

answer

Error using + Matrix dimensions must agree

Asked by Mostfa Abd El-Aziz on 8 Nov 2021
Latest activity Commented on by yanqi liu on 10 Nov 2021
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2

answers

insert some text in an image as watermark in spatial domain ... How can i take text as watermark and insert that watermark in image ??

Asked by ismail khan on 3 Jun 2017
Latest activity Answered by xingxingcui on 13 Sep 2021
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2

answers

how to embed a watermark in a color image

Asked by shafaq innam on 14 Apr 2013
Latest activity Answered by xingxingcui on 13 Sep 2021
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0

answers

How to combine dct and dwt

Asked by Nur Fatimah on 30 Aug 2021
Latest activity Edited by Srijith Kasaragod on 2 Sep 2021
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1

answer

How to watermark the background only?

Asked by Tanjena Azim on 26 Aug 2021
Latest activity Commented on by Tanjena Azim on 29 Aug 2021
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1

answer

matlab code for hididn an image into another image using pixel value differencing technique (image steganography)

Asked by ROHIT KAPOOR on 19 Jun 2021
Latest activity Answered by Image Analyst on 19 Jun 2021
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1

answer

How to upload a .mat file into Amazon s3

Asked by NANDITA SHARMA on 7 Dec 2020
Latest activity Commented on by VISHNUDAS V U on 6 Jun 2021
Accepted Answer by Ameer Hamza
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2

answers

please tell me the coding of how to embed a image into another image by using LSB....i need it

Asked by Manisha on 16 Mar 2012
Latest activity Commented on by Walter Roberson on 25 May 2021
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0

answers

how to implement patchwork algorithm in MATLAB?

Asked by Mr. john on 21 May 2021
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0

answers

BER and NC values

Asked by Mostfa Abd El-Aziz on 5 Apr 2021
Latest activity Commented on by Mostfa Abd El-Aziz on 5 Apr 2021
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0

answers

Voiced and Unvoiced Frames

Asked by Winda Mariana on 10 Mar 2021
Latest activity Commented on by Yashender Sharma on 18 Mar 2021
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2

answers

Help embedding secret message using lwt .cannot extract the secret message correctly

Asked by shimaa samy on 5 May 2017
Latest activity Commented on by rizky alvarez on 17 Mar 2021
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1

answer

Image encoding matlab code

Asked by marie lasz on 6 Dec 2020
Latest activity Commented on by Rik on 7 Dec 2020
Accepted Answer by Image Analyst
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1

answer

How can i divide a 64*64 grayscale image into 8*8 blocks?

Asked by jabani Joseph on 5 Dec 2020
Latest activity Answered by KSSV on 5 Dec 2020
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1

answer

How return my image from binary to grayscale

Asked by hudof najeeb on 29 Dec 2016
Latest activity Commented on by snehal gaikwad on 3 Oct 2020
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