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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.

168,742 papers · 148 categories

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0111 · Nov 201819922001200920172026
7 results for wastewater

Machine learning models predict the behavior of negatively buoyant jets from wastewater.

problem Minimizing harmful effects of negatively buoyant jets during wastewater discharge.
method Training machine learning models (ANN, XGBoost, CatBoost, LightGBM) on OpenFOAM simulations and experimental data.
result Artificial Neural Network provided the best prediction with R2 0.98 and RMSE 0.28.

Proposes a multivariate regression model for better analysis of multiple datasets.

problem Insufficient performance of single-dataset analysis in integrative studies.
method Sparse estimation for variable and group selection, alternating direction method of multipliers algorithm.
result Demonstrated improved performance through simulations and real data analysis.

In the face of growing needs for water and energy, a fundamental understanding of the environmental impacts of human activities becomes critical for managing water and energy resources, remedying water pollution, and making regulatory policy wisely. Among activities that impact the environment, oil and gas production, …

2019-08-29abs ↗pdf ↗

ReWTS ensemble improves time-series forecasting by adapting to changing dynamics.

problem Complex, multi-faceted, evolving data in process industries.
method Chunk-based, recency-weighted temporal segmentation of data for multi-step forecasting.
result Significantly outperforms conventional models in mean squared forecasting error.