On-device research index

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.

168,932 papers · 148 categories

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3 results for “OGA”

Model selection for high-dimensional linear regression with dependent observationsstat.ML

OGA and HDAIC improve high-dimensional regression with dependent data.

problem High-dimensional linear regression with dependent observations.

method Orthogonal greedy algorithm (OGA) and high-dimensional Akaike's information criterion (HDAIC).

result OGA and HDAIC achieve optimal convergence rate without knowing sparsity.

high-dimensional regression dependent observations OGA HDAIC Akaike's information criterion

2019-06-18abs ↗pdf ↗

Meta-strategy for Learning Tuning Parameters with Guaranteesstat.ML

Meta-strategy learns tuning parameters for online learning methods.

problem Difficulty in setting tuning parameters for online learning methods.

method Meta-learning approach to learn parameters from past tasks.

result Meta-strategy improves on learning each task in isolation.

online learning meta-learning tuning parameters regret bound exponentially weighted aggregation

2021-02-04abs ↗pdf ↗

Adaptive Weighted Genetic Algorithm-Optimized SVR for Robust Long-Term Forecasting of Global Stock Indices for investment decisionsq-fin.CP

Improved genetic algorithm optimizes SVR for robust long-term stock index forecasting.

problem Inaccurate long-term stock price predictions.

method Adaptive Weighted Genetic Algorithm-Optimized SVR (IGA-SVR).

result Reduction in MAPE by 19.87% compared to LSTM and 50.03% compared to OGA-SVR.

stock forecasting genetic algorithm support vector regression long-term prediction global indices

2025-12-17abs ↗pdf ↗