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Current state-of-the-art models for named entity recognition (NER) are neural models with a conditional random field (CRF) as the final layer. Entities are represented as per-token labels with a special structure in order to decode them…

计算与语言 · 计算机科学 2020-10-12 Brian Lester , Daniel Pressel , Amy Hemmeter , Sagnik Ray Choudhury , Srinivas Bangalore

Taking word sequences as the input, typical named entity recognition (NER) models neglect errors from pre-processing (e.g., tokenization). However, these errors can influence the model performance greatly, especially for noisy texts like…

计算与语言 · 计算机科学 2019-08-16 Liyuan Liu , Zihan Wang , Jingbo Shang , Dandong Yin , Heng Ji , Xiang Ren , Shaowen Wang , Jiawei Han

Named entity recognition (NER) is highly sensitive to sentential syntactic and semantic properties where entities may be extracted according to how they are used and placed in the running text. To model such properties, one could rely on…

计算与语言 · 计算机科学 2020-10-30 Yuyang Nie , Yuanhe Tian , Yan Song , Xiang Ao , Xiang Wan

Particularly, financial named-entity recognition (NER) is one of the many important approaches to translate unformatted reports and news into structured knowledge graphs. However, free, easy-to-use large language models (LLMs) often fail to…

计算金融 · 定量金融 2026-01-16 Zhiming Lian

Training a Named Entity Recognition (NER) model often involves fixing a taxonomy of entity types. However, requirements evolve and we might need the NER model to recognize additional entity types. A simple approach is to re-annotate entire…

When combined with In-Context Learning, a technique that enables models to adapt to new tasks by incorporating task-specific examples or demonstrations directly within the input prompt, autoregressive language models have achieved good…

计算与语言 · 计算机科学 2024-10-18 Enzo Shiraishi , Raphael Y. de Camargo , Henrique L. P. Silva , Ronaldo C. Prati

Unsupervised learning of low-dimensional, semantic representations of words and entities has recently gained attention. In this paper we describe the Semantic Entity Retrieval Toolkit (SERT) that provides implementations of our previously…

计算与语言 · 计算机科学 2017-07-18 Christophe Van Gysel , Maarten de Rijke , Evangelos Kanoulas

Most state-of-the-art models for named entity recognition (NER) rely on the availability of large amounts of labeled data, making them challenging to extend to new, lower-resourced languages. However, there are now several proposed…

计算与语言 · 计算机科学 2019-08-27 Aditi Chaudhary , Jiateng Xie , Zaid Sheikh , Graham Neubig , Jaime G. Carbonell

In this work, we investigate several neural network architectures for fine-grained entity type classification. Particularly, we consider extensions to a recently proposed attentive neural architecture and make three key contributions.…

计算与语言 · 计算机科学 2017-02-22 Sonse Shimaoka , Pontus Stenetorp , Kentaro Inui , Sebastian Riedel

Recent works showed that end-to-end neural approaches tend to become very popular for spoken language understanding (SLU). Through the term end-to-end, one considers the use of a single model optimized to extract semantic information…

计算与语言 · 计算机科学 2022-04-05 Salima Mdhaffar , Jarod Duret , Titouan Parcollet , Yannick Estève

Named Entity Recognition (NER) is an important subtask of information extraction that seeks to locate and recognise named entities. Despite recent achievements, we still face limitations in correctly detecting and classifying entities,…

信息检索 · 计算机科学 2018-09-07 Diego Esteves

The interpretability of deep learning models has raised extended attention these years. It will be beneficial if we can learn an interpretable structure from deep learning models. In this paper, we focus on Recurrent Neural Networks~(RNNs)…

神经与进化计算 · 计算机科学 2020-01-15 Bo-Jian Hou , Zhi-Hua Zhou

Recognizing named entities in a document is a key task in many NLP applications. Although current state-of-the-art approaches to this task reach a high performance on clean text (e.g. newswire genres), those algorithms dramatically degrade…

计算与语言 · 计算机科学 2019-06-11 Gustavo Aguilar , A. Pastor López-Monroy , Fabio A. González , Thamar Solorio

Named entity recognition (NER) is used to extract information from various documents and texts such as names and dates. It is important to extract education and work experience information from resumes in order to filter them. Considering…

计算与语言 · 计算机科学 2023-06-23 Ege Kesim , Aysu Deliahmetoglu

The state-of-the-art named entity recognition (NER) systems are supervised machine learning models that require large amounts of manually annotated data to achieve high accuracy. However, annotating NER data by human is expensive and…

计算与语言 · 计算机科学 2019-11-04 Jian Ni , Georgiana Dinu , Radu Florian

Named Entity Recognition (NER), a classic sequence labelling task, is an essential component of natural language understanding (NLU) systems in task-oriented dialog systems for slot filling. For well over a decade, different methods from…

计算与语言 · 计算机科学 2018-12-07 Pratik Jayarao , Chirag Jain , Aman Srivastava

Much effort has been devoted to evaluate whether multi-task learning can be leveraged to learn rich representations that can be used in various Natural Language Processing (NLP) down-stream applications. However, there is still a lack of…

计算与语言 · 计算机科学 2018-11-27 Victor Sanh , Thomas Wolf , Sebastian Ruder

Contextualised word embeddings is a powerful tool to detect contextual synonyms. However, most of the current state-of-the-art (SOTA) deep learning concept extraction methods remain supervised and underexploit the potential of the context.…

计算与语言 · 计算机科学 2021-09-07 Jingqing Zhang , Luis Bolanos , Tong Li , Ashwani Tanwar , Guilherme Freire , Xian Yang , Julia Ive , Vibhor Gupta , Yike Guo

India's rich cultural and linguistic diversity poses various challenges in the domain of Natural Language Processing (NLP), particularly in Named Entity Recognition (NER). NER is a NLP task that aims to identify and classify tokens into…

计算与语言 · 计算机科学 2025-02-07 Mohammed Amaan Dhamaskar , Rasika Ransing

Transfer learning via fine-tuning pre-trained transformer models has gained significant success in delivering state-of-the-art results across various NLP tasks. In the absence of centralized data, Federated Learning (FL) can benefit from…