3 papers
math.DS2026
Examples beyond Bounded Mean Motion for Quantitative Rigidity on the Two-Torus
Yinshan Chang, Jian Wang, Junchang Zhou
This note supplies genuinely non-fibred examples for the manuscript: Rigidity on the Two-Torus and Sarnak's Conjecture. For every , we construct Lebesgue-a…
math.DS2026
Regularity, quantitative deviation, and non-rigidity of a lacunary skew product
Yinshan Chang, Jian Wang, Junchang Zhou
Let be irrational and let be the denominators of its continued-fraction convergents. We study the function \[ h(x)=\sum_{j\geq1}\frac{\cos(2πq_jx)}{q_j} \] and the skew p…
cs.AI2026
Retrieve, Match, Escalate: Accurate and Scalable Product Linking with VLM-Distilled Cross-Encoders and Agentic VLMs
Jian Wang, Steven Xu, Sanjyot Thete +5
Product linking, the entity-resolution task of mapping merchant product records to canonical catalog products, consolidates fragmented listings so downstream search, recommendation…