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#operations-research News & Analysis

2 articles tagged with #operations-research. AI-curated summaries with sentiment analysis and key takeaways from 50+ sources.

2 articles
AIBullisharXiv โ€“ CS AI ยท Mar 36/103
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ViTSP: A Vision Language Models Guided Framework for Solving Large-Scale Traveling Salesman Problems

Researchers have developed ViTSP, a framework that uses pre-trained vision language models to solve large-scale Traveling Salesman Problems with average optimality gaps of just 0.24%. The system outperforms existing learning-based methods and reduces gaps by 3.57% to 100% compared to the best heuristic solver LKH-3 on instances with over 10,000 nodes.

AIBearisharXiv โ€“ CS AI ยท Feb 276/106
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ConstraintBench: Benchmarking LLM Constraint Reasoning on Direct Optimization

Researchers introduced ConstraintBench, a new benchmark testing whether large language models can directly solve constrained optimization problems without external solvers. The study found that even the best frontier models only achieve 65% constraint satisfaction, with feasibility being a bigger challenge than optimality.