Mathivanan Ponnambalam

12 Questions 16 Answers 0 Followers

Questions related from Mathivanan Ponnambalam

I have my data hiding algorithm matlab code now i want to develop it into product?

I want a hardware which support MATLAB code code for my data hiding algorithm . Kindly suggest me the hardware board which support MATLAB code.

04 October 2019 6,569 5 View

How to start deep learning using python ?

Dear all What are the recent work in deep learning. how to start with python kindly suggest some work and materials to start with that.

04 May 2019 3,301 11 View

What are the sensitivity and specificity ?

What are the sensitivity and specificity ? how to find the sensitivity and specificity of the cover and stego image in a stegnography technique .

11 April 2018 1,915 5 View

Can any one has NIST test matlab code for image encryption evaluation process?

I have performed all the attack for my image cryptography algorithm. finally i need to test NIST results for my cryptography algorithm. if any one have the code kindly share the code. please do...

26 October 2017 1,301 2 View

Which processors are officially supported by MATLAB

I am working on signal processing. now i am look for DSP processor which support signal process. kindly send some supporting materials related to this. kindly do the needful

01 July 2017 7,933 3 View

I have multipled a constant with a signal but the sample value change to 0 to 255 why?

64 is multiplied with a signal sample value. after multiplication the sample value changes 0 or 255 eg=>17x64= 1088 the resultant value of the above process is 255 i cant understand what...

17 October 2016 2,656 5 View

Steganography using DWT +quantitative embedding process

I am using steganography using DWT + Quantitative embedding processing and this embedding look weak because it doesn't support any attack. kindly suggest me what can be done to improve the above...

15 July 2016 9,017 4 View

How can I embed data for a particular values of signal coefficient?

How can I embedded data for a particular values of signal coefficient and what are the processing steps used for doing this process?

06 January 2016 2,045 3 View

How are period normalization and amplitude normalization done for ECG signal?

In certain application of ECG compression Conversion of 1D Signal to 2D Signal is done using Period and Amplitude Normalization (PAN). there are several methods too how they are done. kindly any...

24 October 2015 5,755 2 View

How do we sample a ECG Signal using IF Sampler(Integrate and Fire Sample) ?

I am working on ECG Compression as a part of that i require IF sampler. Which includes Integrater and Thresholding. I have doubt in Integration as well as in Thresholding. Please help me about...

30 September 2015 6,435 5 View

How can I do period normalization in ECG signal?

I want to know about Period Normalization method for ECG signal with minimum signal distortion

10 September 2015 1,397 4 View

Can anyone suggest new image Steganography techniques?

I have done a survey related to Stegnography most of the paper with LSB, DWTand DCT. Please suggest some new technique of stegnography

30 August 2015 2,109 32 View