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This paper presents a new semantic frame parsing model, based on Berkeley FrameNet, adapted to process spoken documents in order to perform information extraction from broadcast contents. Building upon previous work that had shown the…

计算与语言 · 计算机科学 2019-10-08 Gabriel Marzinotto , Geraldine Damnati , Frédéric Béchet

Well-annotated medical datasets enable deep neural networks (DNNs) to gain strong power in extracting lesion-related features. Building such large and well-designed medical datasets is costly due to the need for high-level expertise. Model…

计算机视觉与模式识别 · 计算机科学 2022-12-09 Yixiong Chen , Chunhui Zhang , Chris H. Q. Ding , Li Liu

Recently, information retrieval has seen the emergence of dense retrievers, using neural networks, as an alternative to classical sparse methods based on term-frequency. These models have obtained state-of-the-art results on datasets and…

Understanding rich narratives, such as dialogues and stories, often requires natural language processing systems to access relevant knowledge from commonsense knowledge graphs. However, these systems typically retrieve facts from KGs using…

计算与语言 · 计算机科学 2022-10-25 Silin Gao , Jena D. Hwang , Saya Kanno , Hiromi Wakaki , Yuki Mitsufuji , Antoine Bosselut

This paper presents the experiments and results for the CheckThat! Lab at CLEF 2024 Task 6: Robustness of Credibility Assessment with Adversarial Examples (InCrediblAE). The primary objective of this task was to generate adversarial…

The concept of conditional computation for deep nets has been proposed previously to improve model performance by selectively using only parts of the model conditioned on the sample it is processing. In this paper, we investigate…

计算机视觉与模式识别 · 计算机科学 2019-04-02 Zhourong Chen , Yang Li , Samy Bengio , Si Si

Recent studies show that graph neural networks (GNNs) are prevalent to model high-order relationships for collaborative filtering (CF). Towards this research line, graph contrastive learning (GCL) has exhibited powerful performance in…

信息检索 · 计算机科学 2024-02-27 Xubin Ren , Lianghao Xia , Jiashu Zhao , Dawei Yin , Chao Huang

Recent advances in pre-trained language models have significantly improved neural response generation. However, existing methods usually view the dialogue context as a linear sequence of tokens and learn to generate the next word through…

计算与语言 · 计算机科学 2021-12-14 Xiaodong Gu , Kang Min Yoo , Jung-Woo Ha

Graph neural network (GNN) is a powerful learning approach for graph-based recommender systems. Recently, GNNs integrated with contrastive learning have shown superior performance in recommendation with their data augmentation schemes,…

信息检索 · 计算机科学 2023-06-16 Xuheng Cai , Chao Huang , Lianghao Xia , Xubin Ren

Recently, the contrastive learning paradigm has achieved remarkable success in high-level tasks such as classification, detection, and segmentation. However, contrastive learning applied in low-level tasks, like image restoration, is…

计算机视觉与模式识别 · 计算机科学 2024-03-08 Dongqi Fan , Xin Zhao , Liang Chang

Recently several datasets have been proposed to encourage research in Question Answering domains where commonsense knowledge is expected to play an important role. Recent language models such as ROBERTA, BERT and GPT that have been…

计算与语言 · 计算机科学 2020-04-20 Arindam Mitra , Pratyay Banerjee , Kuntal Kumar Pal , Swaroop Mishra , Chitta Baral

Predicting the political polarity of news headlines is a challenging task that becomes even more challenging in a multilingual setting with low-resource languages. To deal with this, we propose to utilise the Inferential Commonsense…

计算与语言 · 计算机科学 2024-06-18 Swati Swati , Adrian Mladenić Grobelnik , Dunja Mladenić , Marko Grobelnik

The success of contrastive learning depends on the construction and utilization of high-quality positive pairs. However, current methods face critical limitations on two fronts: on the construction side, both handcrafted and generative…

计算机视觉与模式识别 · 计算机科学 2026-01-21 Xiaojie Li , Bei Wang , Wei Liu , Jianlong Wu , Yue Yu , Liqiang Nie , Min Zhang

Graph Contrastive Learning (GCL) has recently made progress as an unsupervised graph representation learning paradigm. GCL approaches can be categorized into augmentation-based and augmentation-free methods. The former relies on complex…

机器学习 · 计算机科学 2025-04-25 Yanan Zhao , Feng Ji , Kai Zhao , Xuhao Li , Qiyu Kang , Wenfei Liang , Yahya Alkhatib , Xingchao Jian , Wee Peng Tay

Text matching is the task of matching two texts and determining the relationship between them, which has extensive applications in natural language processing tasks such as reading comprehension, and Question-Answering systems. The…

计算与语言 · 计算机科学 2023-08-14 Kexin Jiang , Yahui Zhao , Guozhe Jin , Zhenguo Zhang , Rongyi Cui

Recent models for unsupervised representation learning of text have employed a number of techniques to improve contextual word representations but have put little focus on discourse-level representations. We propose CONPONO, an…

计算与语言 · 计算机科学 2020-05-22 Dan Iter , Kelvin Guu , Larry Lansing , Dan Jurafsky

Widespread and rapid dissemination of false news has made fact-checking an indispensable requirement. Given its time-consuming and labor-intensive nature, the task calls for an automated support to meet the demand. In this paper, we propose…

计算与语言 · 计算机科学 2021-08-10 Ipek Baris Schlicht , Erhan Sezerer , Selma Tekir , Oul Han , Zeyd Boukhers

Sequential recommendation methods play a crucial role in modern recommender systems because of their ability to capture a user's dynamic interest from her/his historical interactions. Despite their success, we argue that these approaches…

信息检索 · 计算机科学 2021-03-02 Xu Xie , Fei Sun , Zhaoyang Liu , Shiwen Wu , Jinyang Gao , Bolin Ding , Bin Cui

Given a textual description of an image, phrase grounding localizes objects in the image referred by query phrases in the description. State-of-the-art methods address the problem by ranking a set of proposals based on the relevance to each…

计算机视觉与模式识别 · 计算机科学 2017-08-08 Kan Chen , Rama Kovvuri , Ram Nevatia

The accurate diagnosis of pathological subtypes of lung cancer is of paramount importance for follow-up treatments and prognosis managements. Assessment methods utilizing deep learning technologies have introduced novel approaches for…

图像与视频处理 · 电气工程与系统科学 2024-07-19 Yuan Jin , Gege Ma , Geng Chen , Tianling Lyu , Jan Egger , Junhui Lyu , Shaoting Zhang , Wentao Zhu
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