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20012026
most citedPerformance Metrics (Error Measures) in Machine Learning Regression, Forecasting and Prognostics: Properties and Typology

632 citations

577 papers

cs.IR2026

Contrastive Learning for Aspect Representation towards Explainable Recommendation

Emrul Hasan, Chen Ding

In this work, we propose a novel recommendation model, CLARER (Contrastive Learning for Aspect Representation towards Explainable Recommendation) that integrates aspect features le…

astro-ph.SR2026

Understanding the Travel-time Asymmetry of Acoustic Waves in Sunspots With Time-distance Helioseismology

Haiyu Li, Tobías Felipe, Elena Khomenko +3

Mapping the subsurface structure and flow field of sunspots has been a challenging task for helioseismology. In this work, we investigate the propagation of acoustic waves in a sun…

astro-ph.SR2026

Formation of Suprathermal Electron Populations in the Expanding, Turbulent Solar Wind

Maximilien Péters de Bonhome, Fabio Bacchini, Luca Pezzini +1

Nonthermal features are ubiquitously observed in electron velocity distribution functions in the solar wind, yet their origin in the collisionless, turbulent, expanding solar-wind…

cs.RO2026

G-MAPP: GPU-accelerated Multi-Agent Planning and Perception for Reactive Motion Generation

Tanmay Bishnoi, Riddhiman Laha, Tobias Löw +3

Reactive motion generation in unstructured environments remains an open challenge in robotics. Due to the computational complexity of collision-free motion generation, existing met…

cs.IR2026

A Reproducibility Study of LLM-Based Query Reformulation

Amin Bigdeli, Radin Hamidi Rad, Hai Son Le +4

Large Language Models (LLMs) are now widely used for query reformulation and expansion in Information Retrieval, with many studies reporting substantial effectiveness gains. Howeve…

astro-ph.SR2026

Repeated Sunspot Light Bridge Jets Associated with Slipping Base Brightenings

Yadan Duan, Xiaoli Yan, Yuhang Gao +3

Light bridge (LB) jets offer a unique window into small-scale eruptive phenomena within sunspots, the Sun's strongest magnetic environments; however, their generation mechanism rem…