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Ever-larger language models with ever-increasing capabilities are by now well-established text processing tools. Alas, information extraction tasks such as named entity recognition are still largely unaffected by this progress as they are…

计算与语言 · 计算机科学 2023-08-16 Tobias Deußer , Lars Hillebrand , Christian Bauckhage , Rafet Sifa

Named Entity Recognition (NER) is a task in Natural Language Processing (NLP) that aims to identify and classify entities in text into predefined categories. However, when applied to Arabic data, NER encounters unique challenges stemming…

计算与语言 · 计算机科学 2024-08-08 Ahmed Abdou , Tasneem Mohsen

Suggestion mining is increasingly becoming an important task along with sentiment analysis. In today's cyberspace world, people not only express their sentiments and dispositions towards some entities or services, but they also spend…

计算与语言 · 计算机科学 2018-11-02 Hitesh Golchha , Deepak Gupta , Asif Ekbal , Pushpak Bhattacharyya

In diverse fields ranging from finance to omics, it is increasingly common that data is distributed and with multiple individual sources (referred to as ``clients'' in some studies). Integrating raw data, although powerful, is often not…

统计方法学 · 统计学 2022-11-08 Yuanxing Chen , Qingzhao Zhang , Shuangge Ma , Kuangnan Fang

Building real-world complex Named Entity Recognition (NER) systems is a challenging task. This is due to the complexity and ambiguity of named entities that appear in various contexts such as short input sentences, emerging entities, and…

计算与语言 · 计算机科学 2022-04-29 Abdellah El Mekki , Abdelkader El Mahdaouy , Mohammed Akallouch , Ismail Berrada , Ahmed Khoumsi

Sequential recommendation aims to identify and recommend the next few items for a user that the user is most likely to purchase/review, given the user's purchase/rating trajectories. It becomes an effective tool to help users select…

信息检索 · 计算机科学 2021-01-05 Bo Peng , Zhiyun Ren , Srinivasan Parthasarathy , Xia Ning

Extracting actionable suggestions from customer reviews is essential for operational decision-making, yet these directives are often embedded within mixed-intent, unstructured text. Existing approaches either classify suggestion-bearing…

计算与语言 · 计算机科学 2026-01-28 Aakash Trivedi , Aniket Upadhyay , Pratik Narang , Dhruv Kumar , Praveen Kumar

With increasing applications in areas such as biomedical information extraction pipelines and social media analytics, Named Entity Recognition (NER) has become an indispensable tool for knowledge extraction. However, with the gradual shift…

计算与语言 · 计算机科学 2022-06-30 Supriti Vijay , Aman Priyanshu

Named entity recognition (NER) is a widely studied task in natural language processing. Recently, a growing number of studies have focused on the nested NER. The span-based methods, considering the entity recognition as a span…

计算与语言 · 计算机科学 2021-06-22 Zeqi Tan , Yongliang Shen , Shuai Zhang , Weiming Lu , Yueting Zhuang

NER has been traditionally formulated as a sequence labeling task. However, there has been recent trend in posing NER as a machine reading comprehension task (Wang et al., 2020; Mengge et al., 2020), where entity name (or other information)…

机器学习 · 计算机科学 2022-05-13 Anubhav Shrimal , Avi Jain , Kartik Mehta , Promod Yenigalla

In this paper, we present our approach to extracting structured information from unstructured Electronic Health Records (EHR) [2] which can be used to, for example, study adverse drug reactions in patients due to chemicals in their…

计算与语言 · 计算机科学 2020-01-30 Amogh Kamat Tarcar , Aashis Tiwari , Vineet Naique Dhaimodker , Penjo Rebelo , Rahul Desai , Dattaraj Rao

Named Entity Recognition (NER) is a key component in NLP systems for question answering, information retrieval, relation extraction, etc. NER systems have been studied and developed widely for decades, but accurate systems using deep neural…

计算与语言 · 计算机科学 2019-12-12 Vikas Yadav , Steven Bethard

Named Entity Recognition (NER) is a challenging task that extracts named entities from unstructured text data, including news, articles, social comments, etc. The NER system has been studied for decades. Recently, the development of Deep…

计算与语言 · 计算机科学 2020-09-03 Jiuniu Wang , Wenjia Xu , Xingyu Fu , Guangluan Xu , Yirong Wu

Named entity recognition (NER) is a crucial task for online advertisement. State-of-the-art solutions leverage pre-trained language models for this task. However, three major challenges remain unresolved: web queries differ from natural…

信息检索 · 计算机科学 2023-07-03 Simiao Zuo , Pengfei Tang , Xinyu Hu , Qiang Lou , Jian Jiao , Denis Charles

Named Entity Recognition (NER) is an essential precursor task for many natural language applications, such as relation extraction or event extraction. Much of the NER research has been done on datasets with few classes of entity types (e.g.…

计算与语言 · 计算机科学 2020-09-17 Parul Awasthy , Taesun Moon , Jian Ni , Radu Florian

Supply chain management (SCM) faces significant challenges like demand fluctuations and the bullwhip effect. Traditional methods and even state-of-the-art LLMs struggle with benchmarks like the Vending Machine Test, failing to handle SCM's…

人工智能 · 计算机科学 2025-12-17 Chunan Tong

In our project, we focus on NLP-based hybrid recommendation systems. Our data is from Yelp Data. For our hybrid recommendation system, we have two major components: the first part is to embed the reviews with the Bert model and word2vec…

信息检索 · 计算机科学 2021-12-06 Shuwei Zhang , Maiqi Tang , Qingyang Zhang , Yucan Luo , Yuhui Zou

NER model has achieved promising performance on standard NER benchmarks. However, recent studies show that previous approaches may over-rely on entity mention information, resulting in poor performance on out-of-vocabulary (OOV) entity…

计算与语言 · 计算机科学 2022-05-04 Xiao Wang , Shihan Dou , Limao Xiong , Yicheng Zou , Qi Zhang , Tao Gui , Liang Qiao , Zhanzhan Cheng , Xuanjing Huang

Content on the Internet is heterogeneous and arises from various domains like News, Entertainment, Finance and Technology. Understanding such content requires identifying named entities (persons, places and organizations) as one of the key…

计算与语言 · 计算机科学 2016-12-02 Vivek Kulkarni , Yashar Mehdad , Troy Chevalier

With the rapid growth of fintech, personalized financial product recommendations have become increasingly important. Traditional methods like collaborative filtering or content-based models often fail to capture users' latent preferences…

信息检索 · 计算机科学 2025-06-09 Yushang Zhao , Yike Peng , Dannier Li , Yuxin Yang , Chengrui Zhou , Jing Dong