3 papers
quant-ph2026
Decoding Quantum LDPC Codes using Collaborative Check Node Removal
Mainak Bhattacharyya, Ankur Raina
Fault tolerance in quantum protocols requires contributions from error-correcting codes and their suitable decoders. Quantum Low-Density Parity Check (QLDPC) codes are one of the m…
quant-ph2026
Generating probability distributions using variational quantum circuits
Ronit Raj, Kshitij Durge, Manish Mallapur +2
Sampling from a probability distribution is a core task in many quantum and classical algorithms. Variational quantum circuits provide a natural approach to generating such distrib…
quant-ph2025
Quantum Approximation Optimization Algorithm for the Trellis based Viterbi Decoding of Classical Error Correcting Codes
Mainak Bhattacharyya, Ankur Raina
We construct a hybrid quantum-classical Viterbi decoder for the classical error-correcting codes. Viterbi decoding is a trellis-based procedure for maximum likelihood decoding of c…