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Relation extraction is the task of determining the relation between two entities in a sentence. Distantly-supervised models are popular for this task. However, sentences can be long and two entities can be located far from each other in a…

计算与语言 · 计算机科学 2019-12-10 Tapas Nayak , Hwee Tou Ng

Achieving personalized alignment requires adapting large language models to each user's evolving context. While decoding-time personalization offers a scalable alternative to training-time methods, existing methods largely rely on implicit,…

机器学习 · 计算机科学 2026-02-23 Xin Yu , Hanwen Xing , Lingzhou Xue

Entity Linking (EL) has traditionally relied on large annotated datasets and extensive model fine-tuning. While recent few-shot methods leverage large language models (LLMs) through prompting to reduce training requirements, they often…

计算与语言 · 计算机科学 2025-11-20 Yajie Li , Albert Galimov , Mitra Datta Ganapaneni , Pujitha Thejaswi , De Meng , Priyanshu Kumar , Saloni Potdar

The two primary tasks in the search recommendation system are search relevance matching and click-through rate (CTR) prediction -- the former focuses on seeking relevant items for user queries whereas the latter forecasts which item may…

信息检索 · 计算机科学 2025-03-27 Rong Chen , Shuzhi Cao , Ailong He , Shuguang Han , Jufeng Chen

Humans use language to refer to entities in the external world. Motivated by this, in recent years several models that incorporate a bias towards learning entity representations have been proposed. Such entity-centric models have shown…

计算与语言 · 计算机科学 2019-05-17 Laura Aina , Carina Silberer , Matthijs Westera , Ionut-Teodor Sorodoc , Gemma Boleda

Ultra-fine entity typing plays a crucial role in information extraction by predicting fine-grained semantic types for entity mentions in text. However, this task poses significant challenges due to the massive number of entity types in the…

计算与语言 · 计算机科学 2023-11-03 Yanlin Feng , Adithya Pratapa , David R Mortensen

Fine-tuning on generalized tasks such as instruction following, code generation, and mathematics has been shown to enhance language models' performance on a range of tasks. Nevertheless, explanations of how such fine-tuning influences the…

计算与语言 · 计算机科学 2024-02-23 Nikhil Prakash , Tamar Rott Shaham , Tal Haklay , Yonatan Belinkov , David Bau

We propose an autoregressive entity linking model, that is trained with two auxiliary tasks, and learns to re-rank generated samples at inference time. Our proposed novelties address two weaknesses in the literature. First, a recent method…

计算与语言 · 计算机科学 2022-04-13 Khalil Mrini , Shaoliang Nie , Jiatao Gu , Sinong Wang , Maziar Sanjabi , Hamed Firooz

Literature search is critical for any scientific research. Different from Web or general domain search, a large portion of queries in scientific literature search are entity-set queries, that is, multiple entities of possibly different…

信息检索 · 计算机科学 2018-05-01 Jiaming Shen , Jinfeng Xiao , Xinwei He , Jingbo Shang , Saurabh Sinha , Jiawei Han

Document-level relation extraction (RE) aims to extract the relations between entities from the input document that usually containing many difficultly-predicted entity pairs whose relations can only be predicted through relational…

计算与语言 · 计算机科学 2022-11-29 Liang Zhang , Jinsong Su , Yidong Chen , Zhongjian Miao , Zijun Min , Qingguo Hu , Xiaodong Shi

Model predictive control (MPC) is capable of controlling nonlinear systems with guaranteed constraint satisfaction and stability. However, MPC requires solving optimization problems online periodically, which often exceeds the local…

系统与控制 · 电气工程与系统科学 2025-04-29 Alexander Gräfe , Sebastian Trimpe

Temporal knowledge graph (TKG) forecasting requires predicting future facts by jointly modeling structural dependencies within each snapshot and temporal evolution across snapshots. However, most existing methods are stateless: they…

人工智能 · 计算机科学 2026-04-17 Siyuan Li , Yunjia Wu , Yiyong Xiao , Pingyang Huang , Peize Li , Ruitong Liu , Yan Wen , Te Sun

Rich entity representations are useful for a wide class of problems involving entities. Despite their importance, there is no standardized benchmark that evaluates the overall quality of entity representations. In this work, we propose…

计算与语言 · 计算机科学 2019-11-12 Mingda Chen , Zewei Chu , Yang Chen , Karl Stratos , Kevin Gimpel

A plethora of approaches have been proposed for joint entity-relation (ER) extraction. Most of these methods largely depend on a large amount of manually annotated training data. However, manual data annotation is time consuming, labor…

计算与语言 · 计算机科学 2023-05-25 Trung Hoang Le , Huiping Cao , Tran Cao Son

With the expansion of business scenarios, real recommender systems are facing challenges in dealing with the constantly emerging new tasks in multi-task learning frameworks. In this paper, we attempt to improve the generalization ability of…

信息检索 · 计算机科学 2024-09-02 Ting Bai , Le Huang , Yue Yu , Cheng Yang , Cheng Hou , Zhe Zhao , Chuan Shi

Joint extraction of entities and relations from unstructured texts is a crucial task in information extraction. Recent methods achieve considerable performance but still suffer from some inherent limitations, such as redundancy of relation…

计算与语言 · 计算机科学 2021-06-21 Hengyi Zheng , Rui Wen , Xi Chen , Yifan Yang , Yunyan Zhang , Ziheng Zhang , Ningyu Zhang , Bin Qin , Ming Xu , Yefeng Zheng

Entity resolution (ER) is a key data integration problem. Despite the efforts in 70+ years in all aspects of ER, there is still a high demand for democratizing ER - humans are heavily involved in labeling data, performing feature…

数据库 · 计算机科学 2019-11-20 Muhammad Ebraheem , Saravanan Thirumuruganathan , Shafiq Joty , Mourad Ouzzani , Nan Tang

In search systems, effectively coordinating the two core objectives of search relevance matching and click-through rate (CTR) prediction is crucial for discovering users' interests and enhancing platform revenue. In our prior work PRECTR,…

信息检索 · 计算机科学 2026-02-25 Shuzhi Cao , Rong Chen , Ailong He , Shuguang Han , Jufeng Chen

Text analytics has become an important part of business intelligence as enterprises increasingly seek to extract insights for decision making from text data sets. Processing large text data sets can be computationally expensive, however,…

数据库 · 计算机科学 2020-01-14 Guangyan Hu , Yongfeng Zhang , Sandro Rigo , Thu D. Nguyen

In natural language, often multiple entities appear in the same text. However, most previous works in Relation Extraction (RE) limit the scope to identifying the relation between two entities at a time. Such an approach induces a quadratic…

计算与语言 · 计算机科学 2020-10-13 Zhijing Jin , Yongyi Yang , Xipeng Qiu , Zheng Zhang