3 papers
cs.LG2026
HeuFouFT: Task-Guided Metaheuristic Coordinate Search for Fourier Fine-Tuning
Ruiheng Wang, Yubo Hou, Yakun Zhu +3
We introduce Heuristic-Guided Fourier Fine-Tuning (HeuFouFT), a task-guided framework for selecting trainable frequency coordinates in Fourier fine-tuning. Existing uniform and Gau…
cs.CL2026
Beyond Sentiment: Structured Information Extraction from Financial News
Daohan Zhu, Sitong Ge, Ruofei Wang +4
Financial sentiment analysis has become a standard component in news-driven stock prediction, yet it reduces rich, multi-dimensional news articles to a single polarity score. We hy…
cs.CL2026
PersonaTree: Structured Lifecycle Memory for Person Understanding in LLM Agents
Yubo Hou, Jingwei Song, Hongbo Zhang +4
Persistent LLM agents require memory representations that make the formation of person understanding explicit across long term interaction. Existing agent memory methods emphasize…