collaborators

5 papers

quant-ph2026

High-Throughput Normalized Min-Sum Belief Propagation Decoding for Quantum LDPC Codes with Near-Memory Processing

Jeonggeun Seo, Youngsun Han, Leanghok Hour +1

Real-time quantum error correction requires classical decoders to process growing syndrome workloads with low and predictable latency. For quantum low-density parity-check (qLDPC)…

quant-ph2026

Adaptive Qubit Freezing Enables Robust Graph Partitioning for Divide-and-Conquer QAOA

Sokea Sang, Leanghok Hour, Dongmin Kim +1

Divide-and-conquer variants of the Quantum Approximate Optimization Algorithm (QAOA) provide a promising route for executing combinatorial optimization problems beyond the qubit ca…

quant-ph2026

Landscape-Similarity-Guided Optimization in Divide-and-Conquer QAOA

Sokea Sang, Leanghok Hour, Sanghyeon Lee +4

Divide-and-conquer strategies mitigate hardware constraints for the Quantum Approximate Optimization Algorithm (QAOA) on Noisy Intermediate-Scale Quantum (NISQ) devices by partitio…

quant-ph2025

Hybrid Quantum Annealing Approach for High-Dimensional and Multi-Criteria Constrained Quadratic Optimization in Arctic Ship Routing

Tara Kit, Kimsay Pov, Myeongseong Go +5

The opening of Arctic sea routes presents unprecedented opportunities for global trade but poses significant operational and computational challenges due to the dynamic nature of s…

quant-ph2025

Learning-Optimized Qubit Mapping and Reuse to Minimize Inter-Core Communication in Modular Quantum Architectures

Sokea Sang, Leanghok Hour, Youngsun Han

Modular quantum architectures have emerged as a promising approach for scaling quantum computing systems by connecting multiple Quantum Processing Units (QPUs). However, this appro…