activity
20242026
collaborators

5 papers

quant-ph2026

A Block Tensor Train Burer-Monteiro Framework for Low-Rank Quantum State Tomography

Shakir Showkat Sofi, Charlotte Vermeylen, Fatemeh Mohammadi +1

Quantum state tomography is a fundamental technique for estimating the state of a quantum system from measured data and plays a crucial role in evaluating the performance of quantu…

quant-ph2026

Tomography by Design: An Algebraic Approach to Low-Rank Quantum States

Shakir Showkat Sofi, Charlotte Vermeylen, Lieven De Lathauwer

We present an algebraic algorithm for quantum state tomography that leverages measurements of certain observables to estimate structured entries of the underlying density matrix. U…

math.NA2025

Tensor Train Completion from Fiberwise Observations Along a Single Mode

Shakir Showkat Sofi, Lieven De Lathauwer

Tensor completion is an extension of matrix completion aimed at recovering a multiway data tensor by leveraging a given subset of its entries (observations) and the pattern of obse…

quant-ph2025

Tensor Train Quantum State Tomography using Compressed Sensing

Shakir Showkat Sofi, Charlotte Vermeylen, Lieven De Lathauwer

Quantum state tomography (QST) is a fundamental technique for estimating the state of a quantum system from measured data and plays a crucial role in evaluating the performance of…

eess.SY2024

Some contributions to Lagrangian modelling of Power Converters

Shakir Showkat Sofi, Mosaib Ul Munieeb, Fazil Bashir +2

Lagrangian modelling can be used to derive mathematical models for complex power electronic converters. This approach uses scalar quantities (kinetic and potential energy) to deriv…