photo

Andi Tarigan


Aktiv seit 2014

Followers: 0   Following: 0

Nachricht

Electrical Engineering
Professional Interests: Image Processing, Watermarking

Statistik

  • Thankful Level 1

Abzeichen anzeigen

Feeds

Anzeigen nach

Frage


How to generate PN Sequence?
How to generate two uncorrelated pseudorandom sequences by a key?

fast 11 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


How to replace element matrix with the other matrix?
What if I have a matrix A (4x4) with a size of (1x64 cell), and the matrix B (2x2) with size of (1x64 cell)? And I want to repla...

fast 11 Jahre vor | 6 Antworten | 0

6

Antworten

Frage


How to replace middle value of matrix 4x4 with the other matrix 2x2?
I have matrix A with size 4x4, and I want to replace the middle value of matrix A(size 2x2) with matrix B, the matrix B have siz...

fast 11 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


Matrix operation with equation
Hello, I have a equation: X' = X + (0.7 * PN) Where: X = Matrix with size 2x2 as much as 64x4 (256) PN = Mat...

fast 11 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


How to embed matrix in watermarking?
Hello, How to embed the two pseudorandom sequences (Matrix with size 1024, 1), with factor gain alfa in the DCT transformed 4...

fast 11 Jahre vor | 0 Antworten | 0

0

Antworten

Frage


Replace matrix with the other random matrix.
Hello, Here I have matrix vector 0 and 1 with size (1024, 1), and I have the other matrix from random matrix with value betwe...

fast 11 Jahre vor | 2 Antworten | 0

2

Antworten