activity
20192026
most citedUnderstanding Semantics from Speech Through Pre-training

3 citations · 3 across the 4 of their papers we have counts for

collaborators

5 papers

cs.IR2026

Rethinking Sales Lead Scoring with LLM-based Hierarchical Preference Ranking

Chenyu Zhang, Yiwen Liu, Yin Sun +4

Sales lead conversion in high-stakes domains (e.g., automotive, real estate) differs fundamentally from e-commerce recommendation due to prolonged decision cycles and multi-stage f…

cs.CL2025

Balancing Rewards in Text Summarization: Multi-Objective Reinforcement Learning via HyperVolume Optimization

Junjie Song, Yiwen Liu, Dapeng Li +4

Text summarization is a crucial task that requires the simultaneous optimization of multiple objectives, including consistency, coherence, relevance, and fluency, which presents co…

cs.IR2025

asLLR: LLM based Leads Ranking in Auto Sales

Yin Sun, Yiwen Liu, Junjie Song +5

In the area of commercial auto sales system, high-quality lead score sequencing determines the priority of a sale's work and is essential for optimizing the efficiency of the sales…

cs.LG2025

MoFE-Time: Mixture of Frequency Domain Experts for Time-Series Forecasting Models

Yiwen Liu, Chenyu Zhang, Junjie Song +6

As a prominent data modality task, time series forecasting plays a pivotal role in diverse applications. With the remarkable advancements in Large Language Models (LLMs), the adopt…

eess.AS2019★ 3 cited

Understanding Semantics from Speech Through Pre-training

Pengwei Wang, Liangchen Wei, Yong Cao +3

End-to-end Spoken Language Understanding (SLU) is proposed to infer the semantic meaning directly from audio features without intermediate text representation. Although the acousti…