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We propose a method to perform audio event detection under the common constraint that only limited training data are available. In training a deep learning system to perform audio event detection, two practical problems arise. Firstly, most…

声音 · 计算机科学 2018-10-29 Veronica Morfi , Dan Stowell

Named Entity Recognition (NER) is a fundamental Natural Language Processing (NLP) task to extract entities from unstructured data. The previous methods for NER were based on machine learning or deep learning. Recently, pre-training models…

计算与语言 · 计算机科学 2020-02-21 Yu Wang , Yining Sun , Zuchang Ma , Lisheng Gao , Yang Xu , Ting Sun

Most of the Natural Language Processing systems are involved in entity-based processing for several tasks like Information Extraction, Question-Answering, Text-Summarization and so on. A new challenge comes when entities play roles…

计算与语言 · 计算机科学 2025-11-11 Neelesh Kumar Shukla , Sanasam Ranbir Singh

It is challenging to train a robust object detector under the supervised learning setting when the annotated data are scarce. Thus, previous approaches tackling this problem are in two categories: semi-supervised learning models that…

计算机视觉与模式识别 · 计算机科学 2021-04-06 Guanghan Ning , Guang Chen , Chaowei Tan , Si Luo , Liefeng Bo , Heng Huang

Named Entity Recognition (NER) is a critical task that requires substantial annotated data, making it challenging in low-resource scenarios where label acquisition is expensive. While zero-shot and instruction-tuned approaches have made…

计算与语言 · 计算机科学 2025-10-21 Nanda Kumar Rengarajan , Jun Yan , Chun Wang

Semi-supervised Anomaly Detection (AD) is a kind of data mining task which aims at learning features from partially-labeled datasets to help detect outliers. In this paper, we classify existing semi-supervised AD methods into two…

机器学习 · 计算机科学 2022-10-27 Chao Chen , Dawei Wang , Feng Mao , Zongzhang Zhang , Yang Yu

Table detection within document images is a crucial task in document processing, involving the identification and localization of tables. Recent strides in deep learning have substantially improved the accuracy of this task, but it still…

计算机视觉与模式识别 · 计算机科学 2024-05-02 Tahira Shehzadi , Shalini Sarode , Didier Stricker , Muhammad Zeshan Afzal

In this paper, we study a novel approach for named entity recognition (NER) and mention detection in natural language processing. Instead of treating NER as a sequence labelling problem, we propose a new local detection approach, which rely…

计算与语言 · 计算机科学 2016-11-04 Mingbin Xu , Hui Jiang

Sparse annotation in remote sensing object detection poses significant challenges due to dense object distributions and category imbalances. Although existing Dense Pseudo-Label methods have demonstrated substantial potential in…

计算机视觉与模式识别 · 计算机科学 2025-09-23 Wei Liao , Chunyan Xu , Chenxu Wang , Zhen Cui

Legal Entity Recognition (LER) is critical in automating legal workflows such as contract analysis, compliance monitoring, and litigation support. Existing approaches, including rule-based systems and classical machine learning models,…

计算与语言 · 计算机科学 2025-07-18 Duraimurugan Rajamanickam

Named entity recognition (NER) systems that perform well require task-related and manually annotated datasets. However, they are expensive to develop, and are thus limited in size. As there already exists a large number of NER datasets that…

计算与语言 · 计算机科学 2019-04-23 Nargiza Nosirova , Mingbin Xu , Hui Jiang

This paper presents a link analysis approach for identifying privileged documents by constructing a network of human entities derived from email header metadata. Entities are classified as either counsel or non-counsel based on a predefined…

信息检索 · 计算机科学 2025-12-10 Jianping Zhang , Han Qin , Nathaniel Huber-Fliflet

Weakly supervised learning of object detection is an important problem in image understanding that still does not have a satisfactory solution. In this paper, we address this problem by exploiting the power of deep convolutional neural…

计算机视觉与模式识别 · 计算机科学 2016-12-20 Hakan Bilen , Andrea Vedaldi

The demand for sophisticated natural language processing (NLP) methods, particularly Named Entity Recognition (NER), has increased due to the exponential growth of Marathi-language digital content. In particular, NER is essential for…

计算与语言 · 计算机科学 2024-10-15 Pranita Deshmukh , Nikita Kulkarni , Sanhita Kulkarni , Kareena Manghani , Geetanjali Kale , Raviraj Joshi

When performing named entity recognition (NER), entity length is variable and dependent on a specific domain or dataset. Pre-trained language models (PLMs) are used to solve NER tasks and tend to be biased toward dataset patterns such as…

计算与语言 · 计算机科学 2022-01-12 Minbyul Jeong , Jaewoo Kang

Arbitrary-shaped text detection is an important and challenging task in computer vision. Most existing methods require heavy data labeling efforts to produce polygon-level text region labels for supervised training. In order to reduce the…

计算机视觉与模式识别 · 计算机科学 2020-12-02 Mengbiao Zhao , Wei Feng , Fei Yin , Xu-Yao Zhang , Cheng-Lin Liu

Named Entity Recognition (NER) involves the identification and classification of named entities in unstructured text into predefined classes. NER in languages with limited resources, like French, is still an open problem due to the lack of…

Deep neural networks are gaining increasing popularity for the classic text classification task, due to their strong expressive power and less requirement for feature engineering. Despite such attractiveness, neural text classification…

信息检索 · 计算机科学 2018-09-13 Yu Meng , Jiaming Shen , Chao Zhang , Jiawei Han

State-of-the-art information extraction methods are limited by OCR errors. They work well for printed text in form-like documents, but unstructured, handwritten documents still remain a challenge. Adapting existing models to domain-specific…

计算机视觉与模式识别 · 计算机科学 2023-06-13 Sujoy Paul , Gagan Madan , Akankshya Mishra , Narayan Hegde , Pradeep Kumar , Gaurav Aggarwal

In-context learning (ICL) enables large language models (LLMs) to perform new tasks using only a few demonstrations. However, in Named Entity Recognition (NER), existing ICL methods typically rely on task-agnostic semantic similarity for…

计算与语言 · 计算机科学 2025-10-30 Fan Bai , Hamid Hassanzadeh , Ardavan Saeedi , Mark Dredze