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Baojun wang

9 accepted papers

2026

MemGuide: Intent-Driven Memory Selection for Goal-Oriented Multi-Session LLM Agents

AAAI 2026technical

Modern task-oriented dialogue (TOD) systems increasingly rely on large language model (LLM) agents, leveraging Retrieval-Augmented Generation (RAG) and long-context capabilities for long-term memory utilization. However, these methods prioritise semantic similarity over task intent, degrading multi-

Cited by 0SourcePDFScholar
2026

Memory-T1: Reinforcement Learning for Temporal Reasoning in Multi-session Agents

ICLR 2026poster

Temporal reasoning over long, multi-session dialogues is a critical capability for conversational agents. As dialogue histories grow in length and accumulate noise, existing long-context models struggle to accurately identify temporally pertinent information, significantly impairing reasoning perfor…

Cited by 0SourcecodeScholar
2025

A New Formula for Sticker Retrieval: Reply with Stickers in Multi-Modal and Multi-Session Conversation

AAAI 2025technical

Stickers are widely used in online chatting, which can vividly express someone's intention, emotion, or attitude. Existing conversation research typically retrieves stickers based on a single session or the previous textual information, which can not adapt to the multi-modal and multi-session nature…

Cited by 0SourcePDFScholar
2025

Flexibly Utilize Memory for Long-Term Conversation via a Fragment-then-Compose Framework

EMNLP 2025

Large language models (LLMs) have made significant breakthroughs in extracting useful information from conversation history to enhance the response in long-term conversations. Summarizing useful information from historical conversations has achieved remarkable performance, which, however, may introd

2025

Self-Error-Instruct: Generalizing from Errors for LLMs Mathematical Reasoning

ACL 2025long

Although large language models demonstrate strong performance across various domains, they still struggle with numerous bad cases in mathematical reasoning. Previous approaches to learning from errors synthesize training data by solely extrapolating from isolated bad cases, thereby failing to genera…

2023

Lexicon-injected Semantic Parsing for Task-Oriented Dialog

ICASSP 2023accepted

Recently, semantic parsing using hierarchical representations for dialog systems has captured substantial attention. Task-Oriented Parse (TOP), a tree representation with intents and slots as labels of nested tree nodes, has been proposed for parsing user utterances. Previous TOP parsing methods are…

Cited by 0SourceScholar
2023

Self-Supervised Logic Induction for Explainable Fuzzy Temporal Commonsense Reasoning

AAAI 2023technical

Understanding temporal commonsense concepts, such as times of occurrence and durations is crucial for event-centric language understanding. Reasoning about such temporal concepts in a complex context requires reasoning over both the stated context and the world knowledge that underlines it. A recent…

2021

DyLex: Incorporating Dynamic Lexicons into BERT for Sequence Labeling

EMNLP 2021main

Incorporating lexical knowledge into deep learning models has been proved to be very effective for sequence labeling tasks. However, previous works commonly have difficulty dealing with large-scale dynamic lexicons which often cause excessive matching noise and problems of frequent updates. In this…