Search Results for author: Hafiz Imtiaz

Found 7 papers, 1 papers with code

Distributed Differentially Private Computation of Functions with Correlated Noise

2 code implementations22 Apr 2019 Hafiz Imtiaz, Jafar Mohammadi, Anand D. Sarwate

CAPE can be used in conjunction with the functional mechanism for statistical and machine learning optimization problems.

BIG-bench Machine Learning Privacy Preserving

A Face Recognition Scheme using Wavelet Based Dominant Features

no code implementations7 Oct 2011 Hafiz Imtiaz, Shaikh Anowarul Fattah

In this paper, a multi-resolution feature extraction algorithm for face recognition is proposed based on two-dimensional discrete wavelet transform (2D-DWT), which efficiently exploits the local spatial variations in a face image.

Face Recognition

Human Activity Recognition from Wi-Fi CSI Data Using Principal Component-Based Wavelet CNN

no code implementations26 Dec 2022 Ishtiaque Ahmed Showmik, Tahsina Farah Sanam, Hafiz Imtiaz

Human Activity Recognition (HAR) is an emerging technology with several applications in surveillance, security, and healthcare sectors.

Human Activity Recognition

Privacy-Preserving Matrix Factorization for Recommendation Systems using Gaussian Mechanism

no code implementations11 Apr 2023 Sohan Salahuddin Mugdho, Hafiz Imtiaz

Building a recommendation system involves analyzing user data, which can potentially leak sensitive information about users.

Privacy Preserving Recommendation Systems

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