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arXiv research

A locally-built, LLM-digested index of recent arXiv papers in quant finance, geometry/topology, and statistical ML — keyword search served straight from SQLite on this machine.

168,695 papers · 148 categories

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0111 · Jan 202219922001200920172026
2 results for “TRISO”
Reliability Estimation of an Advanced Nuclear Fuel using Coupled Active Learning, Multifidelity Modeling, and Subset Simulationstat.AP

Estimates reliability of nuclear fuel using advanced modeling techniques.

problem Determining the reliability of TRISO-coated particle fuel, which has small failure probabilities and expensive computational models.
method Coupled active learning, multifidelity modeling, and subset simulation.
result Multifidelity modeling strategies consistently reduce the number of high-fidelity model calls.
nuclear fuelTRISOreliabilityactive learningmultifidelity modeling
2022-01-06abs ↗pdf ↗
General multi-fidelity surrogate models: Framework and active learning strategies for efficient rare event simulationcs.LG

This paper presents a method to efficiently estimate rare event probabilities using a combination of high and low-fidelity models.

problem Estimating the probability of failure for complex systems using high-fidelity models is expensive and inaccurate for rare events.
method The paper introduces a multi-fidelity surrogate modeling strategy using active learning and subset simulation to merge high and low-fidelity models.
result The method significantly reduces computational cost while maintaining high accuracy in estimating rare event probabilities.
surrogate modelingactive learningsubset simulationmulti-fidelityreliability analysis
2022-12-07abs ↗pdf ↗