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In recent years, biomedical event extraction has been dominated by complicated pipeline and joint methods, which need to be simplified. In addition, existing work has not effectively utilized trigger word information explicitly. Hence, we…

计算与语言 · 计算机科学 2024-08-15 Gongchi Chen , Pengchao Wu , Jinghang Gu , Longhua Qian , Guodong Zhou

Frame semantics-based approaches have been widely used in semantic parsing tasks and have become mainstream. It remains challenging to disambiguate frame representations evoked by target lexical units under different contexts. Pre-trained…

计算与语言 · 计算机科学 2023-03-28 Rui Zhang , Yajing Sun , Jingyuan Yang , Wei Peng

Scientific document retrieval is a critical task for enabling knowledge discovery and supporting research across diverse domains. However, existing dense retrieval methods often struggle to capture fine-grained scientific concepts in texts…

信息检索 · 计算机科学 2026-01-27 Wonbin Kweon , Runchu Tian , SeongKu Kang , Pengcheng Jiang , Zhiyong Lu , Jiawei Han , Hwanjo Yu

We leverage generative large language models for language learning applications, focusing on estimating the difficulty of foreign language texts and simplifying them to lower difficulty levels. We frame both tasks as prediction problems and…

计算与语言 · 计算机科学 2024-07-26 Henri Jamet , Yash Raj Shrestha , Michalis Vlachos

Semantic object parsing is a fundamental task for understanding objects in detail in computer vision community, where incorporating multi-level contextual information is critical for achieving such fine-grained pixel-level recognition.…

计算机视觉与模式识别 · 计算机科学 2015-11-17 Xiaodan Liang , Xiaohui Shen , Donglai Xiang , Jiashi Feng , Liang Lin , Shuicheng Yan

In this paper, the problem of semantic information extraction for resource constrained text data transmission is studied. In the considered model, a sequence of text data need to be transmitted within a communication resource-constrained…

计算与语言 · 计算机科学 2025-04-09 Zhouxiang Zhao , Zhaohui Yang , Ye Hu , Licheng Lin , Zhaoyang Zhang

The goal of case-based retrieval is to assist physicians in the clinical decision making process, by finding relevant medical literature in large archives. We propose a research that aims at improving the effectiveness of case-based…

信息检索 · 计算机科学 2018-11-28 Stefano Marchesin

We introduce an evaluation methodology for reading comprehension tasks based on the intuition that certain examples, by the virtue of their linguistic complexity, consistently yield lower scores regardless of model size or architecture. We…

计算与语言 · 计算机科学 2025-01-30 Elie Antoine , Frédéric Béchet , Géraldine Damnati , Philippe Langlais

The majority of contemporary computational methods for lexical semantic change (LSC) detection are based on neural embedding distributional representations. Although these models perform well on LSC benchmarks, their results are often…

计算与语言 · 计算机科学 2026-05-05 Bach Phan-Tat , Kris Heylen , Dirk Geeraerts , Stefano De Pascale , Dirk Speelman

Explorative flow visualization allows domain experts to analyze complex flow structures by interactively investigating flow patterns. However, traditional visual interfaces often rely on specialized graphical representations and…

人机交互 · 计算机科学 2025-08-11 Weihan Zhang , Jun Tao

The paper presents a FrameNet-based information extraction and knowledge representation framework, called FrameNet-CNL. The framework is used on natural language documents and represents the extracted knowledge in a tailor-made…

计算与语言 · 计算机科学 2014-06-11 Guntis Barzdins

Frame semantic parsing is a complex problem which includes multiple underlying subtasks. Recent approaches have employed joint learning of subtasks (such as predicate and argument detection), and multi-task learning of related tasks (such…

计算与语言 · 计算机科学 2020-10-27 Aditya Kalyanpur , Or Biran , Tom Breloff , Jennifer Chu-Carroll , Ariel Diertani , Owen Rambow , Mark Sammons

Transformer-based Large Language Models (LLMs) often impose limitations on the length of the text input to ensure the generation of fluent and relevant responses. This constraint restricts their applicability in scenarios involving long…

计算与语言 · 计算机科学 2023-12-18 Weizhi Fei , Xueyan Niu , Pingyi Zhou , Lu Hou , Bo Bai , Lei Deng , Wei Han

Extracting information from r\'esum\'es is typically formulated as a two-stage problem, where the document is first segmented into sections and then each section is processed individually to extract the target entities. Instead, we cast the…

计算与语言 · 计算机科学 2023-09-14 Federico Retyk , Hermenegildo Fabregat , Juan Aizpuru , Mariana Taglio , Rabih Zbib

Scientific paper retrieval is essential for supporting literature discovery and research. While dense retrieval methods demonstrate effectiveness in general-purpose tasks, they often fail to capture fine-grained scientific concepts that are…

信息检索 · 计算机科学 2025-10-07 Yunyi Zhang , Ruozhen Yang , Siqi Jiao , SeongKu Kang , Jiawei Han

In this paper, an approach for concept extraction from documents using pre-trained large language models (LLMs) is presented. Compared with conventional methods that extract keyphrases summarizing the important information discussed in a…

计算与语言 · 计算机科学 2025-04-23 Ebrahim Norouzi , Sven Hertling , Harald Sack

Semantic parsing shines at analyzing complex natural language that involves composition and computation over multiple pieces of evidence. However, datasets for semantic parsing contain many factoid questions that can be answered from a…

计算与语言 · 计算机科学 2017-07-17 Alon Talmor , Mor Geva , Jonathan Berant

As the amount of data on the World Wide Web continues to grow exponentially, access to semantically structured information remains limited. The Semantic Web has emerged as a solution to enhance the machine-readability of data, making it…

数字图书馆 · 计算机科学 2023-06-21 Muhammad Zohaib

The increasing volume of scholarly publications requires advanced tools for efficient knowledge discovery and management. This paper introduces ongoing work on a system using Large Language Models (LLMs) for the semantic extraction of key…

数字图书馆 · 计算机科学 2025-10-07 Samy Ateia , Udo Kruschwitz , Melanie Scholz , Agnes Koschmider , Moayad Almohaishi

Scene parsing, or semantic segmentation, consists in labeling each pixel in an image with the category of the object it belongs to. It is a challenging task that involves the simultaneous detection, segmentation and recognition of all the…

计算机视觉与模式识别 · 计算机科学 2015-06-09 Clément Farabet , Camille Couprie , Laurent Najman , Yann LeCun