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Liangcai Su

7 accepted papers

2026

AgentFold: Long-Horizon Web Agents with Proactive Context Folding

ICLR 2026poster

LLM-based web agents show immense promise for information seeking, yet their effectiveness on long-horizon tasks is hindered by a fundamental trade-off in context management. Prevailing ReAct-based agents suffer from context saturation as they accumulate noisy, raw histories, while methods that fixe…

Cited by 65SourceScholar
2026

Expanding the Capability Frontier of LLM Agents with ZPD-Guided Data Synthesis

ICLR 2026poster

Unlocking advanced reasoning in large language model agents is hindered by a scarcity of training data situated at the very frontier of their capabilities. We address this with a novel data synthesis approach inspired by the educational theory of the Zone of Proximal Development (ZPD), which concept…

Cited by 0SourceScholar
2026

Scaling Agents via Continual Pre-training

ICLR 2026poster

Large language models (LLMs) have evolved into agentic systems capable of autonomous tool use and multi-step reasoning for complex problem-solving. However, post-training approaches building upon general-purpose foundation models consistently underperform in agentic tasks, particularly in open-sourc…

Cited by 0SourcecodeScholar
2024

STEM: Unleashing the Power of Embeddings for Multi-Task Recommendation

AAAI 2024technical

Multi-task learning (MTL) has gained significant popularity in recommender systems as it enables simultaneous optimization of multiple objectives. A key challenge in MTL is negative transfer, but existing studies explored negative transfer on all samples, overlooking the inherent complexities within…

2023

FinalMLP: An Enhanced Two-Stream MLP Model for CTR Prediction

AAAI 2023technical

Click-through rate (CTR) prediction is one of the fundamental tasks in online advertising and recommendation. Multi-layer perceptron (MLP) serves as a core component in many deep CTR prediction models, but it has been widely shown that applying a vanilla MLP network alone is ineffective in learning…