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Speech Event Extraction (SpeechEE) is a challenging task that lies at the intersection of Automatic Speech Recognition (ASR) and Natural Language Processing (NLP), requiring the identification of structured event information from spoken…

Computation and Language · Computer Science 2025-09-30 Máté Gedeon

Extracting information from documents usually relies on natural language processing methods working on one-dimensional sequences of text. In some cases, for example, for the extraction of key information from semi-structured documents, such…

Computation and Language · Computer Science 2021-06-29 Oliver Bensch , Mirela Popa , Constantin Spille

Typically, information extraction (IE) requires a pipeline approach: first, a sequence labeling model is trained on manually annotated documents to extract relevant spans; then, when a new document arrives, a model predicts spans which are…

Computation and Language · Computer Science 2021-10-12 Benjamin Townsend , Eamon Ito-Fisher , Lily Zhang , Madison May

Prior works formulate the extraction of event-specific arguments as a span extraction problem, where event arguments are explicit -- i.e. assumed to be contiguous spans of text in a document. In this study, we revisit this definition of…

Computation and Language · Computer Science 2024-10-07 Omar Sharif , Joseph Gatto , Madhusudan Basak , Sarah M. Preum

Event extraction is a fundamental task in natural language processing that involves identifying and extracting information about events mentioned in text. However, it is a challenging task due to the lack of annotated data, which is…

Computation and Language · Computer Science 2023-03-10 Jun Gao , Huan Zhao , Changlong Yu , Ruifeng Xu

Open relation extraction aims to cluster relation instances referring to the same underlying relation, which is a critical step for general relation extraction. Current OpenRE models are commonly trained on the datasets generated from…

Computation and Language · Computer Science 2021-06-18 Fangchao Liu , Lingyong Yan , Hongyu Lin , Xianpei Han , Le Sun

Definition Extraction (DE) is one of the well-known topics in Information Extraction that aims to identify terms and their corresponding definitions in unstructured texts. This task can be formalized either as a sentence classification task…

Computation and Language · Computer Science 2020-05-01 Amir Pouran Ben Veyseh , Franck Dernoncourt , Dejing Dou , Thien Huu Nguyen

We study a new problem setting of information extraction (IE), referred to as text-to-table. In text-to-table, given a text, one creates a table or several tables expressing the main content of the text, while the model is learned from…

Computation and Language · Computer Science 2022-03-17 Xueqing Wu , Jiacheng Zhang , Hang Li

Continual relation extraction (CRE) aims to extract relations towards the continuous and iterative arrival of new data, of which the major challenge is the catastrophic forgetting of old tasks. In order to alleviate this critical problem…

Information Retrieval · Computer Science 2022-10-11 Chengwei Hu , Deqing Yang , Haoliang Jin , Zhen Chen , Yanghua Xiao

Open Information Extraction (OpenIE) represents a crucial NLP task aimed at deriving structured information from unstructured text, unrestricted by relation type or domain. This survey paper provides an overview of OpenIE technologies…

Computation and Language · Computer Science 2024-10-25 Pai Liu , Wenyang Gao , Wenjie Dong , Lin Ai , Ziwei Gong , Songfang Huang , Zongsheng Li , Ehsan Hoque , Julia Hirschberg , Yue Zhang

Information extraction from chemistry literature is vital for constructing up-to-date reaction databases for data-driven chemistry. Complete extraction requires combining information across text, tables, and figures, whereas prior work has…

Machine Learning · Computer Science 2024-04-03 Vincent Fan , Yujie Qian , Alex Wang , Amber Wang , Connor W. Coley , Regina Barzilay

Narratives are fundamental to our understanding of the world, providing us with a natural structure for knowledge representation over time. Computational narrative extraction is a subfield of artificial intelligence that makes heavy use of…

Computation and Language · Computer Science 2023-03-14 Brian Keith Norambuena , Tanushree Mitra , Chris North

Most previous event extraction studies have relied heavily on features derived from annotated event mentions, thus cannot be applied to new event types without annotation effort. In this work, we take a fresh look at event extraction and…

Computation and Language · Computer Science 2017-07-05 Lifu Huang , Heng Ji , Kyunghyun Cho , Clare R. Voss

Information extraction (IE), one of the main tasks of natural language processing (NLP), has recently increased importance in the use of resumes. In studies on the text to extract information from the CV, sentence classification was…

Computation and Language · Computer Science 2023-06-27 Selahattin Serdar Helli , Senem Tanberk , Sena Nur Cavsak

We study continual event extraction, which aims to extract incessantly emerging event information while avoiding forgetting. We observe that the semantic confusion on event types stems from the annotations of the same text being updated…

Computation and Language · Computer Science 2023-10-25 Zitao Wang , Xinyi Wang , Wei Hu

Information Extraction (IE) aims to extract structural information from unstructured texts. In practice, long-tailed distributions caused by the selection bias of a dataset, may lead to incorrect correlations, also known as spurious…

Computation and Language · Computer Science 2021-09-14 Guoshun Nan , Jiaqi Zeng , Rui Qiao , Zhijiang Guo , Wei Lu

Open Information Extraction (OIE) aims to extract relational tuples from open-domain sentences. Existing OIE systems split a sentence into tokens and recognize token spans as tuple relations and arguments. We instead propose Sentence as…

Computation and Language · Computer Science 2023-05-08 Kuicai Dong , Aixin Sun , Jung-Jae Kim , Xiaoli Li

Event argument extraction (EAE) aims to extract arguments with given roles from texts, which have been widely studied in natural language processing. Most previous works have achieved good performance in specific EAE datasets with dedicated…

Computation and Language · Computer Science 2022-09-07 Jie Zhou , Qi Zhang , Qin Chen , Liang He , Xuanjing Huang

The numerical solution of partial differential equations using the finite element method is one of the key applications of high performance computing. Local assembly is its characteristic operation. This entails the execution of a…

Code generation has largely improved development efficiency in the era of large language models (LLMs). With the ability to follow instructions, current LLMs can be prompted to generate code solutions given detailed descriptions in natural…

Software Engineering · Computer Science 2025-02-06 Yun Peng , Jun Wan , Yichen Li , Xiaoxue Ren