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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 · Aug 202119922001200920172026
2 results for “switching-oracle”
Policy-Controlled Generalized Share: A General Framework with a Transformer Instantiation for Strictly Online Switching-Oracle Trackingcs.LG

PCGS-TF uses a Transformer to adaptively control expert switching in non-stationary environments.

problem Static regret is insufficient for strictly online prediction in non-stationary settings.
method Policy-Controlled Generalized Share (PCGS) with a Transformer as an update controller.
result PCGS-TF achieves the lowest dynamic regret in non-stationary families and expert pools.
Transformernon-stationarystrictly onlinedynamic regretswitching-oracle
2026-03-30abs ↗pdf ↗
Optimal and Efficient Algorithms for General Mixable Losses against Switching Oraclescs.LG

Optimal algorithms for mixable losses in dynamic environments with reduced redundancy.

problem Online optimization of mixable loss functions in a dynamic environment.
method Introduce online mixture schemes with polynomial and logarithmic time complexities.
result Achieves optimal redundancy up to a constant multiplicity gap.
online learningmixable lossesdynamic environmentsregret minimizationalgorithm complexity
2021-08-13abs ↗pdf ↗