Search Results for author: Muhammad Moinuddin

Found 8 papers, 2 papers with code

Regularized Linear Discriminant Analysis Using a Nonlinear Covariance Matrix Estimator

no code implementations31 Jan 2024 Maaz Mahadi, Tarig Ballal, Muhammad Moinuddin, Tareq Y. Al-Naffouri, Ubaid M. Al-Saggaf

The consistent estimator, coupled with a one-dimensional grid search, is used to set the value of the regularization parameter required for the proposed NL-RLDA classifier.

Portfolio Optimization Using a Consistent Vector-Based MSE Estimation Approach

no code implementations12 Apr 2022 Maaz Mahadi, Tarig Ballal, Muhammad Moinuddin, Tareq Y. Al-Naffouri, Ubaid Al-Saggaf

In a high-dimensional setting, it is well known that the sample covariance matrix is not a proper estimator of the true covariance matrix since it is not invertible when we have fewer observations than the data dimension.

Portfolio Optimization

Mean-square Analysis of the NLMS Algorithm

no code implementations8 Aug 2021 Tareq Y. Al-Naffouri, Muhammad Moinuddin, Anum Ali

This work presents a novel approach to the mean-square analysis of the normalized least mean squares (NLMS) algorithm for circular complex colored Gaussian inputs.

Spatio-Temporal RBF Neural Networks

no code implementations4 Aug 2019 Shujaat Khan, Jawwad Ahmad, Alishba Sadiq, Imran Naseem, Muhammad Moinuddin

Herein, we propose a spatio-temporal extension of RBFNN for nonlinear system identification problem.

q-LMF: Quantum Calculus-based Least Mean Fourth Algorithm

no code implementations4 Dec 2018 Alishba Sadiq, Muhammad Usman, Shujaat Khan, Imran Naseem, Muhammad Moinuddin, Ubaid M. Al-Saggaf

The proposed $q$-least mean fourth ($q$-LMF) is an extension of least mean fourth (LMF) algorithm and it is based on the $q$-calculus which is also known as Jackson derivative.

Comments on "Momentum fractional LMS for power signal parameter estimation"

no code implementations19 May 2018 Shujaat Khan, Imran Naseem, Alishba Sadiq, Jawwad Ahmad, Muhammad Moinuddin

The purpose of this paper is to indicate that the recently proposed Momentum fractional least mean squares (mFLMS) algorithm has some serious flaws in its design and analysis.

Comments on "Design of fractional-order variants of complex LMS and NLMS algorithms for adaptive channel equalization"

1 code implementation26 Feb 2018 Shujaat Khan, Abdul Wahab, Imran Naseem, Muhammad Moinuddin

The purpose of this note is to highlight some critical flaws in recently proposed fractional-order variants of complex least mean square (CLMS) and normalized least mean square (NLMS) algorithms in "Design of Fractional-order Variants of Complex LMS and Normalized LMS Algorithms for Adaptive Channel Equalization" [Non-linear Dyn.

Optimization and Control

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