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Relation extraction is essentially a text classification problem, which can be tackled by fine-tuning a pre-trained language model (LM). However, a key challenge arises from the fact that relation extraction cannot straightforwardly be…

计算与语言 · 计算机科学 2024-10-03 Frank Mtumbuka , Steven Schockaert

Few-shot Continual Relations Extraction (FCRE) is an emerging and dynamic area of study where models can sequentially integrate knowledge from new relations with limited labeled data while circumventing catastrophic forgetting and…

计算与语言 · 计算机科学 2024-10-02 Quyen Tran , Nguyen Xuan Thanh , Nguyen Hoang Anh , Nam Le Hai , Trung Le , Linh Van Ngo , Thien Huu Nguyen

Contextual Relation Extraction (CRE) is mainly used for constructing a knowledge graph with a help of ontology. It performs various tasks such as semantic search, query answering, and textual entailment. Relation extraction identifies the…

计算与语言 · 计算机科学 2023-09-14 R. Priyadharshini , G. Jeyakodi , P. Shanthi Bala

Rank models play a key role in industrial recommender systems, advertising, and search engines. Existing works utilize semantic tags and user-item interaction behaviors, e.g., clicks, views, etc., to predict the user interest and the item…

信息检索 · 计算机科学 2023-02-17 Xuanji Xiao , Ziyu He

In the field of information retrieval, query expansion (QE) has long been used as a technique to deal with the fundamental issue of word mismatch between a user's query and the target information. In the context of the relationship between…

信息检索 · 计算机科学 2022-08-16 Hiteshwar Kumar Azad , Akshay Deepak

Relation extraction (RE) is an important task that aims to identify the relationships between entities in texts. While large language models (LLMs) have revealed remarkable in-context learning (ICL) capability for general zero and few-shot…

计算与语言 · 计算机科学 2024-04-30 Guozheng Li , Peng Wang , Jiajun Liu , Yikai Guo , Ke Ji , Ziyu Shang , Zijie Xu

Low-rank tensor approximation approaches have become an important tool in the scientific computing community. The aim is to enable the simulation and analysis of high-dimensional problems which cannot be solved using conventional methods…

数值分析 · 数学 2019-02-26 Patrick Gelß , Stefan Klus , Sebastian Matera , Christof Schütte

Extracting multiple relations from text sentences is still a challenge for current Open Relation Extraction (Open RE) tasks. In this paper, we develop several Open RE models based on the bidirectional LSTM-CRF (BiLSTM-CRF) neural network…

计算与语言 · 计算机科学 2024-07-10 Tao Ni , Qing Wang , Gabriela Ferraro

Nearest Neighbor Machine Translation (kNNMT) is a simple and effective method of augmenting neural machine translation (NMT) with a token-level nearest neighbor retrieval mechanism. The effectiveness of kNNMT directly depends on the quality…

计算与语言 · 计算机科学 2022-12-20 Jiahuan Li , Shanbo Cheng , Zewei Sun , Mingxuan Wang , Shujian Huang

Wrong-labeling problem and long-tail relations severely affect the performance of distantly supervised relation extraction task. Many studies mitigate the effect of wrong-labeling through selective attention mechanism and handle long-tail…

计算与语言 · 计算机科学 2022-04-26 Ridong Han , Tao Peng , Jiayu Han , Hai Cui , Lu Liu

Rotary Position Embeddings (RoPE) have been shown to effectively encode positional information in transformer-based language models. However, these models fail to generalize past the sequence length they were trained on. We present YaRN…

计算与语言 · 计算机科学 2026-02-10 Bowen Peng , Jeffrey Quesnelle , Honglu Fan , Enrico Shippole

This paper addresses trust issues created from the ubiquity of black box algorithms and surrogate explainers in Explainable Intrusion Detection Systems (X-IDS). While Explainable Artificial Intelligence (XAI) aims to enhance transparency,…

密码学与安全 · 计算机科学 2024-01-19 Jesse Ables , Nathaniel Childers , William Anderson , Sudip Mittal , Shahram Rahimi , Ioana Banicescu , Maria Seale

Recent works have proven the effectiveness of k-nearest-neighbor machine translation(a.k.a kNN-MT) approaches to produce remarkable improvement in cross-domain translations. However, these models suffer from heavy retrieve overhead on the…

计算与语言 · 计算机科学 2025-01-07 Xiangyu Shi , Yunlong Liang , Jinan Xu , Yufeng Chen

Over the last five years, research on Relation Extraction (RE) witnessed extensive progress with many new dataset releases. At the same time, setup clarity has decreased, contributing to increased difficulty of reliable empirical evaluation…

计算与语言 · 计算机科学 2022-04-29 Elisa Bassignana , Barbara Plank

Relation extraction (RE) is a well-known NLP application often treated as a sentence- or document-level task. However, a handful of recent efforts explore it across documents or in the cross-document setting (CrossDocRE). This is distinct…

计算与语言 · 计算机科学 2024-06-19 Monika Jain , Raghava Mutharaju , Kuldeep Singh , Ramakanth Kavuluru

Nearest neighbor search is known as a challenging issue that has been studied for several decades. Recently, this issue becomes more and more imminent in viewing that the big data problem arises from various fields. In this paper, a…

计算机视觉与模式识别 · 计算机科学 2017-02-06 Wan-Lei Zhao , Jie Yang , Cheng-Hao Deng

Zero-Shot Relation Extraction (ZRE) is the task of Relation Extraction where the training and test sets have no shared relation types. This very challenging domain is a good test of a model's ability to generalize. Previous approaches to…

计算与语言 · 计算机科学 2023-02-10 Saeed Najafi , Alona Fyshe

Distantly supervised relation extraction has been widely used to find novel relational facts from plain text. To predict the relation between a pair of two target entities, existing methods solely rely on those direct sentences containing…

计算与语言 · 计算机科学 2017-09-15 Wenyuan Zeng , Yankai Lin , Zhiyuan Liu , Maosong Sun

Extracting biographical information from online documents is a popular research topic among the information extraction (IE) community. Various natural language processing (NLP) techniques such as text classification, text summarisation and…

信息检索 · 计算机科学 2022-05-03 Alistair Plum , Tharindu Ranasinghe , Spencer Jones , Constantin Orasan , Ruslan Mitkov

Recurrent Neural Networks (RNNs) have achieved remarkable performance on a range of tasks. A key step to further empowering RNN-based approaches is improving their explainability and interpretability. In this work we present MEME: a model…

机器学习 · 计算机科学 2021-04-15 Dmitry Kazhdan , Botty Dimanov , Mateja Jamnik , Pietro Liò