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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.

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2 results for “WingIt”

Estimating stationary mass, frequency by frequencystat.ML

Estimates stationary mass and frequency from non-i.i.d. data.

problem Estimating stationary mass and frequency from non-i.i.d. data.

method Combines plug-in estimator with WingIt modification for exponentially

α

-mixing processes.

result Universal consistency in

n

for total variation distance estimation.

stationary distribution exponentially $α$-mixing Good-Turing estimator WingIt Poissonization

2025-03-17abs ↗pdf ↗

Just Wing It: Near-Optimal Estimation of Missing Mass in a Markovian Sequencestat.ML

Estimates missing mass in Markovian sequences with linear runtime and near-optimal risk.

problem Estimating missing mass in Markovian sequences.

method Windowed Good-Turing (WingIt) estimator.

result Risk decays as

\widetilde{O}(\mathsf{T_{mix}}/n)

, independent of state space size.

Markov chains Good-Turing estimator mixing time stationary mass sequence models

2024-04-08abs ↗pdf ↗