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This paper reports on a set of experiments with different word embeddings to initialize a state-of-the-art Bi-LSTM-CRF network for event detection and classification in Italian, following the EVENTI evaluation exercise. The net- work…

Computation and Language · Computer Science 2018-10-05 Tommaso Caselli

This thesis tackles the problem of learning efficient representations of complex, structured data with a natural application to web page and element classification. We hypothesise that the context around the element inside the web page is…

Machine Learning · Computer Science 2021-11-09 Cedric Cook

Capturing the semantics of related biological concepts, such as genes and mutations, is of significant importance to many research tasks in computational biology such as protein-protein interaction detection, gene-drug association…

Computation and Language · Computer Science 2020-07-01 Qingyu Chen , Kyubum Lee , Shankai Yan , Sun Kim , Chih-Hsuan Wei , Zhiyong Lu

Recently, knowledge-grounded conversations in the open domain gain great attention from researchers. Existing works on retrieval-based dialogue systems have paid tremendous efforts to utilize neural networks to build a matching model, where…

Computation and Language · Computer Science 2025-09-30 Kai Hua , Zhiyuan Feng , Chongyang Tao , Rui Yan , Lu Zhang

Event grounding aims at linking mention references in text corpora to events from a knowledge base (KB). Previous work on this task focused primarily on linking to a single KB event, thereby overlooking the hierarchical aspects of events.…

Computation and Language · Computer Science 2023-02-09 Jiefu Ou , Adithya Pratapa , Rishubh Gupta , Teruko Mitamura

Video anomaly detection aims to find the events in a video that do not conform to the expected behavior. The prevalent methods mainly detect anomalies by snippet reconstruction or future frame prediction error. However, the error is highly…

Computer Vision and Pattern Recognition · Computer Science 2022-09-08 Congqi Cao , Yue Lu , Yanning Zhang

Event detection and text reasoning have become critical applications across various domains. While LLMs have recently demonstrated impressive progress in reasoning abilities, they often struggle with event detection, particularly due to the…

Computation and Language · Computer Science 2024-09-04 Mazal Bethany , Emet Bethany , Brandon Wherry , Cho-Yu Chiang , Nishant Vishwamitra , Anthony Rios , Peyman Najafirad

Cognitive science and symbolic AI research suggest that event causality provides vital information for story understanding. However, machine learning systems for story understanding rarely employ event causality, partially due to the lack…

Computation and Language · Computer Science 2024-04-03 Yidan Sun , Qin Chao , Boyang Li

Neural processes (NPs) aim to stochastically complete unseen data points based on a given context dataset. NPs essentially leverage a given dataset as a context representation to derive a suitable identifier for a novel task. To improve the…

Machine Learning · Computer Science 2022-04-13 Mingyu Kim , Kyeongryeol Go , Se-Young Yun

Biomedical discovery often requires connecting broad biomedical knowledge with specific experimental or clinical data. Background knowledge suggests relevant mechanisms but is usually too general to map directly onto dataset variables,…

Artificial Intelligence · Computer Science 2026-05-27 Qingyuan Zeng , Ziyang Chen , Pengxiang Cai , Zixin Guan , Anglin Liu , Lang Qin , Xinyao Lai , Jintai Chen

Joint event and causality extraction is a challenging yet essential task in information retrieval and data mining. Recently, pre-trained language models (e.g., BERT) yield state-of-the-art results and dominate in a variety of NLP tasks.…

Computation and Language · Computer Science 2021-02-22 Zijian Wang , Hao Wang , Xiangfeng Luo , Jianqi Gao

This paper introduces the Ongoing Event Detection (OED) task, which is a specific Event Detection task where the goal is to detect ongoing event mentions only, as opposed to historical, future, hypothetical, or other forms or events that…

Computation and Language · Computer Science 2021-02-09 Mariano Maisonnave , Fernando Delbianco , Fernando Tohmé , Ana Maguitman , Evangelos Milios

Fully understanding narratives often requires identifying events in the context of whole documents and modeling the event relations. However, document-level event extraction is a challenging task as it requires the extraction of event and…

Computation and Language · Computer Science 2021-05-11 Kung-Hsiang Huang , Nanyun Peng

The advancement of Large Language Models (LLMs) has significantly impacted biomedical Natural Language Processing (NLP), enhancing tasks such as named entity recognition, relation extraction, event extraction, and text classification. In…

Computation and Language · Computer Science 2025-03-04 Zaifu Zhan , Shuang Zhou , Huixue Zhou , Jiawen Deng , Yu Hou , Jeremy Yeung , Rui Zhang

The advantages of event-sensing over conventional sensors (e.g., higher dynamic range, lower time latency, and lower power consumption) have spurred research into machine learning for event data. Unsurprisingly, deep learning has emerged as…

Machine Learning · Computer Science 2021-06-11 Fuqiang Gu , Weicong Sng , Xuke Hu , Fangwen Yu

Volumetric medical segmentation is a critical component of 3D medical image analysis that delineates different semantic regions. Deep neural networks have significantly improved volumetric medical segmentation, but they generally require…

Image and Video Processing · Electrical Eng. & Systems 2024-07-18 Hanan Gani , Muzammal Naseer , Fahad Khan , Salman Khan

We introduce an explainability method for biomedical hypothesis generation systems, built on top of the novel Hypothesis Generation Context Retriever framework. Our approach combines semantic graph-based retrieval and relevant…

Information Retrieval · Computer Science 2025-11-11 Ilya Tyagin , Saeideh Valipour , Aliaksandra Sikirzhytskaya , Michael Shtutman , Ilya Safro

Electronic Health Records are large repositories of valuable clinical data, with a significant portion stored in unstructured text format. This textual data includes clinical events (e.g., disorders, symptoms, findings, medications and…

Computation and Language · Computer Science 2024-09-02 Shubham Agarwal , Thomas Searle , Mart Ratas , Anthony Shek , James Teo , Richard Dobson

Multimedia data is highly expressive and has traditionally been very difficult for a machine to interpret. Middleware systems such as complex event processing (CEP) mine patterns from data streams and send notifications to users in a timely…

Artificial Intelligence · Computer Science 2020-10-01 Piyush Yadav , Edward Curry

The research explores the utilization of a deep learning model employing an attention mechanism in medical text mining. It targets the challenge of analyzing unstructured text information within medical data. This research seeks to enhance…

Computation and Language · Computer Science 2024-06-04 Lingxi Xiao , Muqing Li , Yinqiu Feng , Meiqi Wang , Ziyi Zhu , Zexi Chen