ISSN: 1683-3198
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e-ISSN: 2309-4524
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DOI: 10.34028/iajit
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A New Facial Expression Recognition Algorithm Based on DWT Feature Extraction and Selection
Fatima Zohra BOUKHOBZA,Abdenour HACINE GHARBI,Khaled ROUABAH
#Facial expression recognition
#2D-DWT
#person-independent system
#feature extraction
#wrapper feature selection
#dimensionality reduction
211
Rangan Kodandaram, Shashank Mallikarjun, Manikantan Krishnamuthan, and Ramachandran Sivan
# FR
# feature extraction
# discrete wavelet transform
# DCT
# feature selection
# BPSO
# ACF
# AMDF
# DWT
# E
# non-voiced
# voiced
# ZCR
# WACF
Semi Fragile Watermarking for Content based Image Authentication and Recovery in the DWT-DCT
Abstract: Content authentication requires that the image watermarks must highlight malicious attacks while tolerating
#Content authentication
# self authentication
# recovery watermark
# DWT
# PQ sequence
Application of Framelet Transform and Singular Value Decomposition to Image Enhancement
Decomposition (SVD) has been proposed. Framelet transform is used to decompose the image into one low frequency subband
#Generalised histogram equalization
# SVD
# discrete wavelet transform
# framelet Transform
# PSNR
# SSIM
# UQI
Block Size Analysis for Discrete Wavelet Watermarking and Embedding a Vector Image as a
Watermark
#Watermarking
# DWT
# block
# vector
# SVG
New Algorithm for Speech Compression Based on Discrete Hartley Transform
Noureddine Aloui1, Souha Bousselmi2, and Adnane Cherif 2 1Centre for Research on Microelectronics and Nanotechnology, Sousse Technology Park, Tunisia 2Innov’Com Laboratory, Sciences Faculty of Tunis, University of Tunis El-Manar, Tunisia
#Speech signal compression
# discrete hartley transform
# discrete wavelet transform
A Daubechies DWT Based Image Steganography Using Smoothing Operation
Vijay Sharma, Devesh Srivastava, and Pratistha Mathur
#Steganography
# Daubechies DWT
# Arnold transform
# smoothing operation
# genetic algorithm
# morphological operation
A Novel Machine-Learning Framework-based on
LBP and GLCM Approaches for CBIR System
#CBIR
# DWT
# SHO
# feature selection
# classification
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