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The Transformer architecture and transfer learning have marked a quantum leap in natural language processing, improving the state of the art across a range of text-based tasks. This paper examines how these advancements can be applied to…

软件工程 · 计算机科学 2022-08-29 Pasquale Salza , Christoph Schwizer , Jian Gu , Harald C. Gall

The resolution of ambiguous pronouns is a longstanding challenge in Natural Language Understanding. Recent studies have suggested gender bias among state-of-the-art coreference resolution systems. As an example, Google AI Language team…

计算与语言 · 计算机科学 2019-06-11 Rakesh Chada

Given a natural language query, teaching machines to ask clarifying questions is of immense utility in practical natural language processing systems. Such interactions could help in filling information gaps for better machine comprehension…

机器学习 · 计算机科学 2020-08-19 Vaibhav Kumar , Vikas Raunak , Jamie Callan

An essential task of most Question Answering (QA) systems is to re-rank the set of answer candidates, i.e., Answer Sentence Selection (A2S). These candidates are typically sentences either extracted from one or more documents preserving…

计算与语言 · 计算机科学 2020-03-06 Daniele Bonadiman , Alessandro Moschitti

In recent years, there have been amazing advances in deep learning methods for machine reading. In machine reading, the machine reader has to extract the answer from the given ground truth paragraph. Recently, the state-of-the-art machine…

计算与语言 · 计算机科学 2018-04-13 Phu Mon Htut , Samuel R. Bowman , Kyunghyun Cho

Language representation models such as BERT could effectively capture contextual semantic information from plain text, and have been proved to achieve promising results in lots of downstream NLP tasks with appropriate fine-tuning. However,…

计算与语言 · 计算机科学 2020-10-07 Deming Ye , Yankai Lin , Jiaju Du , Zhenghao Liu , Peng Li , Maosong Sun , Zhiyuan Liu

Phrase representations derived from BERT often do not exhibit complex phrasal compositionality, as the model relies instead on lexical similarity to determine semantic relatedness. In this paper, we propose a contrastive fine-tuning…

计算与语言 · 计算机科学 2021-10-15 Shufan Wang , Laure Thompson , Mohit Iyyer

The objective of image captioning models is to bridge the gap between the visual and linguistic modalities by generating natural language descriptions that accurately reflect the content of input images. In recent years, researchers have…

计算机视觉与模式识别 · 计算机科学 2024-05-24 Sara Sarto , Marcella Cornia , Lorenzo Baraldi , Alessandro Nicolosi , Rita Cucchiara

The pre-trained BERT model achieves a remarkable state of the art across a wide range of tasks in natural language processing. For solving the gender bias in gendered pronoun resolution task, I propose a novel neural network model based on…

计算与语言 · 计算机科学 2019-08-02 Zili Wang

The Reverse $k$-Nearest Neighbor (R$k$NN) query over moving objects on road networks seeks to find all moving objects that consider the specified query point as one of their $k$ nearest neighbors. In location based services, many users…

数据库 · 计算机科学 2025-12-30 Anbang Song , Ziqiang Yu , Wei Liu , Yating Xu , Mingjin Tao

In light of the success of the pre-trained language models (PLMs), continual pre-training of generic PLMs has been the paradigm of domain adaption. In this paper, we propose QUERT, A Continual Pre-trained Language Model for QUERy…

计算与语言 · 计算机科学 2023-06-13 Jian Xie , Yidan Liang , Jingping Liu , Yanghua Xiao , Baohua Wu , Shenghua Ni

Recently, the performance of Pre-trained Language Models (PLMs) has been significantly improved by injecting knowledge facts to enhance their abilities of language understanding. For medical domains, the background knowledge sources are…

计算与语言 · 计算机科学 2021-08-23 Taolin Zhang , Zerui Cai , Chengyu Wang , Minghui Qiu , Bite Yang , Xiaofeng He

Large pre-trained language models such as BERT have been the driving force behind recent improvements across many NLP tasks. However, BERT is only trained to predict missing words - either behind masks or in the next sentence - and has no…

计算与语言 · 计算机科学 2020-10-26 Nicole Peinelt , Marek Rei , Maria Liakata

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

The K-nearest neighbor (KNN) classifier is one of the simplest and most common classifiers, yet its performance competes with the most complex classifiers in the literature. The core of this classifier depends mainly on measuring the…

Despite the huge and continuous advances in computational linguistics, the lack of annotated data for Named Entity Recognition (NER) is still a challenging issue, especially in low-resource languages and when domain knowledge is required…

计算与语言 · 计算机科学 2021-11-25 Valerio La Gatta , Vincenzo Moscato , Marco Postiglione , Giancarlo Sperlì

We revisit the moving k nearest neighbor (MkNN) query, which computes one's k nearest neighbor set and maintains it while at move. Existing MkNN algorithms are mostly safe region based, which lack efficiency due to either computing small…

数据库 · 计算机科学 2021-01-13 Chuanwen Li , Yu Gu , Jianzhong Qi , Ge Yu , Rui Zhang , Qingxu Deng

Natural language processing (NLP) tasks (text classification, named entity recognition, etc.) have seen revolutionary improvements over the last few years. This is due to language models such as BERT that achieve deep knowledge transfer by…

计算与语言 · 计算机科学 2021-05-27 Lee Burke , Karl Pazdernik , Daniel Fortin , Benjamin Wilson , Rustam Goychayev , John Mattingly

Vector search, the task of finding the k-nearest neighbors of a query vector against a database of high-dimensional vectors, underpins many machine learning applications, including retrieval-augmented generation, recommendation systems, and…

Breaking domain names such as openresearch into component words open and research is important for applications like Text-to-Speech synthesis and web search. We link this problem to the classic problem of Chinese word segmentation and show…

计算与语言 · 计算机科学 2021-02-22 Hao Zhang , Jae Ro , Richard Sproat
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