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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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2 results for “SERA”

Model Optimization in Imbalanced Regressioncs.LG

Paper studies SERA's effectiveness in optimizing imbalanced regression models.

problem Imbalanced regression tasks where extreme values are crucial.

method Gradient boosting algorithms tested with 36 datasets.

result Models using SERA as objective function perform better at extreme value predictions.

Imbalanced regression SERA Gradient boosting Extreme values Loss function

2022-06-20abs ↗pdf ↗

Alteration Detection of Tensor Dependence Structure via Sparsity-Exploited Reranking Algorithmstat.ME

New algorithm detects tensor dependence structure alterations efficiently.

problem Detecting alterations in tensor dependence structures.

method Tensor-normal distributions, decorrelation, centralization, SERA (Sparsity-Exploited Reranking Algorithm).

result The proposed SERA algorithm controls false discovery rates effectively.

tensor data dependence structure alteration detection covariance structure sparsity

2023-10-13abs ↗pdf ↗