Solving QUBO on the Loihi 2 Neuromorphic Processor
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Abstract (arXiv)
In this article, we describe an algorithm for solving Quadratic Unconstrained Binary Optimization problems on the Intel Loihi 2 neuromorphic processor. The solver is based on a hardware-aware fine-grained parallel simulated annealing algorithm developed for Intel's neuromorphic research chip Loihi 2. Preliminary results show that our approach can generate feasible solutions in as little as 1 ms and up to 37x more energy efficient compared to two baseline solvers running on a CPU. These advantages could be especially relevant for size-, weight-, and power-constrained edge computing applications.
Key facts. Cited by 4 papers in the map (data through 7 Oct 2026). Builds on 11 of its 45 references that are in the map. First posted on arXiv 6 Aug 2024.
Builds on
11 of 45 references.
References · 11
- 2013Ising formulations of many NP problemscited by 204
- 2021Efficient Neuromorphic Signal Processing with Loihi 2cited by 90
- 2023NeuroBench: A Framework for Benchmarking Neuromorphic Computing Algorithms and Systemscited by 27
- 2020Portfolio Optimisation Using the D-Wave Quantum Annealercited by 10
- 2024Neuromorphic quadratic programming for efficient and scalable model predictive controlcited by 6
- 2021Benchmark of quantum-inspired heuristic solvers for quadratic unconstrained binary optimizationcited by 5
- 2015Spiking Analog VLSI Neuron Assemblies as Constraint Satisfaction Problem Solverscited by 4
- 2023Efficient and Scalable Architecture for Multiple-chip Implementation of Simulated Bifurcation Machinescited by 4
- 2023Sampling binary sparse coding QUBO models using a spiking neuromorphic processorcited by 3
- 2021Quantum Quantitative Trading: High-Frequency Statistical Arbitrage Algorithmcited by 1
- 2023An Optimization Case Study for solving a Transport Robot Scheduling Problem on Quantum-Hybrid and Quantum-Inspired Hardwarecited by 1
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Citing papers per year: 2024: 1; 2025: 2; 2026: 1.
4 papers.
- 2024A Diagonal Structured State Space Model on Loihi 2 for Efficient Streaming Sequence Processingcited by 6
- 2025Neuromorphic-based metaheuristics: A new generation of low power, low latency and small footprint optimization algorithmscited by 0
- 2025Event-driven Robust Fitting on Neuromorphic Hardwarecited by 0
- 2026Robust PnP on a Neuromorphic Processor for Object Pose Estimationcited by 0
- 2026Robust PnP on a Neuromorphic Processor for Object Pose Estimation18 Jul 2026
- 2025Event-driven Robust Fitting on Neuromorphic Hardware13 Aug 2025
- 2025Neuromorphic-based metaheuristics: A new generation of low power, low latency and small footprint optimization algorithms22 May 2025
- 2024A Diagonal Structured State Space Model on Loihi 2 for Efficient Streaming Sequence Processing23 Sep 2024