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Modern learning systems excel at interpolation but struggle to generalize to unseen tasks outside the training distribution's support. This failure occurs even in simple settings, such as handling task parameters beyond the training range,…

机器学习 · 计算机科学 2026-05-29 Adam Ousherovitch , Yixin Wang

Knowledge Graph Embedding (KGE) aims to learn representations for entities and relations. Most KGE models have gained great success, especially on extrapolation scenarios. Specifically, given an unseen triple (h, r, t), a trained model can…

计算与语言 · 计算机科学 2022-05-13 Ren Li , Yanan Cao , Qiannan Zhu , Guanqun Bi , Fang Fang , Yi Liu , Qian Li

We present a system for training enterprise search agents via reinforcement learning that achieves state-of-the-art performance across a diverse suite of hard-to-verify agentic search tasks. Our work makes four core contributions. First, we…

Generating complex, logically-sound SPARQL queries for multi-hop questions remains a critical bottleneck for Knowledge Graph Question Answering, as the brittle nature of one-shot generation by Large Language Models (LLMs) hinders reliable…

人工智能 · 计算机科学 2025-11-18 Floris Vossebeld , Shenghui Wang

Large-scale vision-language models (VLMs) exhibit remarkable zero-shot capabilities, yet the internal mechanisms driving their anomaly detection (AD) performance remain poorly understood. Current methods predominantly treat VLMs as…

计算机视觉与模式识别 · 计算机科学 2026-04-29 Shaotian Li , Shangze Li , Chuancheng Shi , Wenhua Wu , Yanqiu Wu , Xiaohan Yu , Fei Shen , Tat-Seng Chua

Large language model (LLM) agents currently depend on predefined tools or early-stage tool generation, limiting their adaptability and scalability to complex scientific tasks. We introduce CASCADE, a self-evolving agentic framework…

人工智能 · 计算机科学 2026-01-29 Xu Huang , Junwu Chen , Yuxing Fei , Zhuohan Li , Philippe Schwaller , Gerbrand Ceder

Human can extrapolate well, generalize daily knowledge into unseen scenarios, raise and answer counterfactual questions. To imitate this ability via generative models, previous works have extensively studied explicitly encoding Structural…

机器学习 · 计算机科学 2022-05-27 Ruili Feng , Jie Xiao , Kecheng Zheng , Deli Zhao , Jingren Zhou , Qibin Sun , Zheng-Jun Zha

Long-term memory is becoming a central bottleneck for language agents. Exsting RAG and GraphRAG systems largely treat memory graphs as static retrieval middleware, which limits their ability to recover complete evidence chains from partial…

人工智能 · 计算机科学 2026-05-13 Juntong Wang , Haoyue Zhao , guanghui Pan , Xiyuan Wang , Yanbo Wang , Qiyan Deng , Muhan Zhang

Large language models (LLMs) have demonstrated remarkable advances in reasoning capabilities. However, their performance remains constrained by limited access to explicit and structured domain knowledge. Retrieval-Augmented Generation (RAG)…

计算与语言 · 计算机科学 2025-10-20 Junlin Wu , Xianrui Zhong , Jiashuo Sun , Bolian Li , Bowen Jin , Jiawei Han , Qingkai Zeng

Retrieval-augmented generation (RAG) is a key means to effectively enhance large language models (LLMs) in many knowledge-based tasks. However, existing RAG methods struggle with knowledge-intensive reasoning tasks, because useful…

计算与语言 · 计算机科学 2024-10-28 Zhuoqun Li , Xuanang Chen , Haiyang Yu , Hongyu Lin , Yaojie Lu , Qiaoyu Tang , Fei Huang , Xianpei Han , Le Sun , Yongbin Li

Large Language Models (LLMs) perform well in general QA but often struggle in domain-specific scenarios. Retrieval-Augmented Generation (RAG) introduces external knowledge but suffers from hallucinations and latency due to noisy retrievals.…

计算与语言 · 计算机科学 2025-09-19 Bolei He , Xinran He , Run Shao , Shanfu Shu , Xianwei Xue , Mingquan Cheng , Haifeng Li , Zhenhua Ling

Deep research agents have emerged as powerful systems for addressing complex queries. Meanwhile, LLM-based retrievers have demonstrated strong capability in following instructions or reasoning. This raises a critical question: can LLM-based…

信息检索 · 计算机科学 2026-02-09 Tiansheng Hu , Yilun Zhao , Canyu Zhang , Arman Cohan , Chen Zhao

Recent advances in Large Language Models (LLMs) have significantly improved complex reasoning capabilities. Retrieval-Augmented Generation (RAG) has further extended these capabilities by grounding generation in dynamically retrieved…

计算与语言 · 计算机科学 2026-02-23 Jash Rajesh Parekh , Pengcheng Jiang , Jiawei Han

Multi-agent debate system (MAD) imitating the process of human discussion in pursuit of truth, aims to align the correct cognition of different agents for the optimal solution. It is challenging to make various agents perform right and…

计算与语言 · 计算机科学 2024-07-12 Haotian Wang , Xiyuan Du , Weijiang Yu , Qianglong Chen , Kun Zhu , Zheng Chu , Lian Yan , Yi Guan

Open-domain Relational Triplet Extraction (ORTE) is the foundation for mining structured knowledge without predefined schemas. Despite the impressive in-context learning capabilities of Large Language Models (LLMs), existing methods are…

计算与语言 · 计算机科学 2026-01-22 Xiaonan Jing , Gongqing Wu , Xingrui Zhuo , Lang Sun , Jiapu Wang

Agentic search enables LLMs to solve complex multi-hop questions through iterative reasoning and external search. Despite the effectiveness, these systems often suffer from a critical limitation in practice: agents fail to recognize their…

人工智能 · 计算机科学 2026-05-29 Yunbo Tang , Chengyi Yang , Shiyu Liu , Zhishang Xiang , Zerui Chen , Qinggang Zhang , Jinsong Su

Model-based reinforcement learning algorithms are typically more sample efficient than their model-free counterparts, especially in sparse reward problems. Unfortunately, many interesting domains are too complex to specify the complete…

机器学习 · 计算机科学 2022-03-11 Andrew Chester , Michael Dann , Fabio Zambetta , John Thangarajah

Agentic repository-level code understanding is essential for automating complex software engineering tasks, yet the field lacks reliable benchmarks. Existing evaluations often overlook the long tail topics and rely on popular repositories…

We introduce Agentic Reasoning, a framework that enhances large language model (LLM) reasoning by integrating external tool-using agents. Agentic Reasoning dynamically leverages web search, code execution, and structured memory to address…

人工智能 · 计算机科学 2025-07-16 Junde Wu , Jiayuan Zhu , Yuyuan Liu , Min Xu , Yueming Jin

While Vision-Language Models (VLMs) have shown promising progress in general multimodal tasks, they often struggle in industrial anomaly detection and reasoning, particularly in delivering interpretable explanations and generalizing to…

计算与语言 · 计算机科学 2025-07-23 Guoxin Zang , Xue Li , Donglin Di , Lanshun Nie , Dechen Zhan , Yang Song , Lei Fan