9 papers
Performance Analysis of QAOA Across Distributed Quantum Network Topologies Using SwitchQNet
Samanvay Sharma, Siyuan Niu, Amin Taherkhani +2
Quantum data-center (QDC) architectures aim to scale distributed quantum computing (DQC) by interconnecting multiple quantum processing units (QPUs), but their performance depends…
Challenges in Barren Plateau Mitigation with Dynamic Parameterized Quantum Circuits
Sumeet Shirgure, Efekan Kökcü, Siyuan Niu
Variational quantum algorithms (VQAs) are a promising paradigm for quantum advantage, yet their trainability is severely hampered by barren plateaus (BPs). Several recent works hav…
Towards Scalable Quaternary Message-Passing Decoding for Quantum Error Correction
Boqing Zhang, Henry D. Pfister, Hanwen Yao +1
The scalability and interpretability of message-passing (MP) decoding, such as (quaternary) Belief Propagation, remain open challenges in quantum error correction. Even for surface…
Error Mitigation in Dynamic Circuits for Hamiltonian Simulation
Sumeet Shirgure, Siyuan Niu
Dynamic quantum circuits integrate mid-circuit measurements and feed-forward operations to enable real-time classical processing and conditional quantum logic. These capabilities a…
Estimating The Energy Consumption of Quantum Computing from A Full System Aspect
Siyuan Niu, Di Wu, Ozgur Ozan Kilic +1
Quantum computing promises disruptive capabilities, yet its energy footprint has received far less attention than its asymptotic speedups. We present a first-order, full-system ene…
Characterizing and Benchmarking Dynamic Quantum Circuits
Sumeet Shirgure, Efekan Kökcü, Anupam Mitra +3
Dynamic quantum circuits with mid-circuit measurements (MCMs) and feed-forward operations play a crucial role in various applications, such as quantum error correction and quantum…