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The main aim of this study is the assessment and discussion of a model for hand-written Arabic through segmentation. The framework is proposed based on three steps: pre-processing, segmentation, and evaluation. In the pre-processing step,…

Computer Vision and Pattern Recognition · Computer Science 2021-01-11 Nisreen AbdAllah , Serestina Viriri

Many real world systems need to operate on heterogeneous information networks that consist of numerous interacting components of different types. Examples include systems that perform data analysis on biological information networks; social…

Artificial Intelligence · Computer Science 2017-07-26 Parisa Kordjamshidi , Sameer Singh , Daniel Khashabi , Christos Christodoulopoulos , Mark Summons , Saurabh Sinha , Dan Roth

The task of named entity recognition (NER) is normally divided into nested NER and flat NER depending on whether named entities are nested or not. Models are usually separately developed for the two tasks, since sequence labeling models,…

Computation and Language · Computer Science 2022-11-23 Xiaoya Li , Jingrong Feng , Yuxian Meng , Qinghong Han , Fei Wu , Jiwei Li

Recently, there is an effort to extend fine-grained entity typing by using a richer and ultra-fine set of types, and labeling noun phrases including pronouns and nominal nouns instead of just named entity mentions. A key challenge for this…

Computation and Language · Computer Science 2021-06-09 Hongliang Dai , Yangqiu Song , Haixun Wang

Rapid progress in natural language processing has led to its utilization in a variety of industrial and enterprise settings, including in its use for information extraction, specifically named entity recognition and relation extraction,…

Computation and Language · Computer Science 2021-08-13 Sharad Dixit , Varish Mulwad , Abhinav Saxena

Current research in form understanding predominantly relies on large pre-trained language models, necessitating extensive data for pre-training. However, the importance of layout structure (i.e., the spatial relationship between the entity…

Computation and Language · Computer Science 2024-06-05 Pritika Ramu , Sijia Wang , Lalla Mouatadid , Joy Rimchala , Lifu Huang

Multi-table entity matching (MEM) addresses the limitations of dual-table approaches by enabling simultaneous identification of equivalent entities across multiple data sources without unique identifiers. However, existing methods relying…

Computation and Language · Computer Science 2026-04-24 Yingkai Tang , Taoyu Su , Wenyuan Zhang , Xiaoyang Guo , Tingwen Liu

In natural language, often multiple entities appear in the same text. However, most previous works in Relation Extraction (RE) limit the scope to identifying the relation between two entities at a time. Such an approach induces a quadratic…

Computation and Language · Computer Science 2020-10-13 Zhijing Jin , Yongyi Yang , Xipeng Qiu , Zheng Zhang

Relation extraction (RE) is an indispensable information extraction task in several disciplines. RE models typically assume that named entity recognition (NER) is already performed in a previous step by another independent model. Several…

Computation and Language · Computer Science 2019-08-29 Tung Tran , Ramakanth Kavuluru

We present state-of-the-art results on morphosyntactic tagging across different varieties of Arabic using fine-tuned pre-trained transformer language models. Our models consistently outperform existing systems in Modern Standard Arabic and…

Computation and Language · Computer Science 2022-03-22 Go Inoue , Salam Khalifa , Nizar Habash

Urdu is a challenging language because of, first, its Perso-Arabic script and second, its morphological system having inherent grammatical forms and vocabulary of Arabic, Persian and the native languages of South Asia. This paper describes…

Computation and Language · Computer Science 2022-04-08 Muhammad Humayoun , Harald Hammarström , Aarne Ranta

Entities and relationships between entities are vital in the real world. Essentially, we understand the world by understanding entities and relations. For instance, to understand a field, e.g., computer science, we need to understand the…

Computation and Language · Computer Science 2023-10-24 Jie Huang , Kevin Chen-Chuan Chang

Recent advances in machine learning have significantly impacted the field of information extraction, with Language Models (LMs) playing a pivotal role in extracting structured information from unstructured text. Prior works typically…

Computation and Language · Computer Science 2024-10-03 Haolun Wu , Ye Yuan , Liana Mikaelyan , Alexander Meulemans , Xue Liu , James Hensman , Bhaskar Mitra

Requirements identification in textual documents or extraction is a tedious and error prone task that many researchers suggest automating. We manually annotated the PURE dataset and thus created a new one containing both requirements and…

Software Engineering · Computer Science 2022-02-07 Vladimir Ivanov , Andrey Sadovykh , Alexandr Naumchev , Alessandra Bagnato , Kirill Yakovlev

Entities, as the essential elements in relation extraction tasks, exhibit certain structure. In this work, we formulate such structure as distinctive dependencies between mention pairs. We then propose SSAN, which incorporates these…

Computation and Language · Computer Science 2021-02-23 Benfeng Xu , Quan Wang , Yajuan Lyu , Yong Zhu , Zhendong Mao

Entity Linking (EL) and Relation Extraction (RE) are fundamental tasks in Natural Language Processing, serving as critical components in a wide range of applications. In this paper, we propose ReLiK, a Retriever-Reader architecture for both…

Computation and Language · Computer Science 2025-05-12 Riccardo Orlando , Pere-Lluis Huguet Cabot , Edoardo Barba , Roberto Navigli

Language Models (LMs) have been shown to exhibit a strong preference towards entities associated with Western culture when operating in non-Western languages. In this paper, we aim to uncover the origins of entity-related cultural biases in…

Computation and Language · Computer Science 2025-01-09 Tarek Naous , Wei Xu

Arabic is one of the oldest languages still in use today. As a result, several Arabic-speaking regions have developed dialects that are unique to them. Dialect and emotion recognition have various uses in Arabic text analysis, such as…

Computation and Language · Computer Science 2025-02-14 Nasser A Alsadhan

Grammatical error correction (GEC) is a well-explored problem in English with many existing models and datasets. However, research on GEC in morphologically rich languages has been limited due to challenges such as data scarcity and…

Computation and Language · Computer Science 2023-11-10 Bashar Alhafni , Go Inoue , Christian Khairallah , Nizar Habash

Natural Language Processing (NLP) is a vital computational method for addressing language processing, analysis, and generation. NLP tasks form the core of many daily applications, from automatic text correction to speech recognition. While…

Computation and Language · Computer Science 2024-10-18 Caroline Sabty