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Sign language processing has traditionally relied on task-specific models, limiting the potential for transfer learning across tasks. Pre-training methods for sign language have typically focused on either supervised pre-training, which…

Computation and Language · Computer Science 2025-07-04 Shester Gueuwou , Xiaodan Du , Greg Shakhnarovich , Karen Livescu , Alexander H. Liu

Intent discovery is a crucial task in natural language processing, and it is increasingly relevant for various of industrial applications. Identifying novel, unseen intents from user inputs remains one of the biggest challenges in this…

Computation and Language · Computer Science 2023-12-11 Daniele Comi , Dimitrios Christofidellis , Pier Francesco Piazza , Matteo Manica

The extraction and analysis of insights from medical data, primarily stored in free-text formats by healthcare workers, presents significant challenges due to its unstructured nature. Medical coding, a crucial process in healthcare, remains…

Computation and Language · Computer Science 2024-05-28 Mikhail Kulyabin , Gleb Sokolov , Aleksandr Galaida , Andreas Maier , Tomas Arias-Vergara

Software-intensive systems produce logs for troubleshooting purposes. Recently, many deep learning models have been proposed to automatically detect system anomalies based on log data. These models typically claim very high detection…

Software Engineering · Computer Science 2022-02-16 Van-Hoang Le , Hongyu Zhang

Transformer-based pre-trained language models, such as BERT, achieve great success in various natural language understanding tasks. Prior research found that BERT captures a rich hierarchy of linguistic information at different layers.…

Computation and Language · Computer Science 2023-07-17 Qian Chen , Wen Wang , Qinglin Zhang , Chong Deng , Ma Yukun , Siqi Zheng

Time series anomaly detection (TSAD) plays a crucial role in various industries by identifying atypical patterns that deviate from standard trends, thereby maintaining system integrity and enabling prompt response measures. Traditional TSAD…

Computation and Language · Computer Science 2024-05-27 Jun Liu , Chaoyun Zhang , Jiaxu Qian , Minghua Ma , Si Qin , Chetan Bansal , Qingwei Lin , Saravan Rajmohan , Dongmei Zhang

Hate speech detection on Chinese social networks presents distinct challenges, particularly due to the widespread use of cloaking techniques designed to evade conventional text-based detection systems. Although large language models (LLMs)…

Computation and Language · Computer Science 2025-08-04 Qiyao Xue , Yuchen Dou , Ryan Shi , Xiang Lorraine Li , Wei Gao

Mutation testing is a powerful technique for assessing and improving test suite quality that artificially introduces bugs and checks whether the test suites catch them. However, it is also computationally expensive and thus does not scale…

Software Engineering · Computer Science 2023-09-06 Kush Jain , Uri Alon , Alex Groce , Claire Le Goues

Anomaly detection in computational workflows is critical for ensuring system reliability and security. However, traditional rule-based methods struggle to detect novel anomalies. This paper leverages large language models (LLMs) for…

Software Engineering · Computer Science 2024-07-26 Hongwei Jin , George Papadimitriou , Krishnan Raghavan , Pawel Zuk , Prasanna Balaprakash , Cong Wang , Anirban Mandal , Ewa Deelman

Organizations rely heavily on time series metrics to measure and model key aspects of operational and business performance. The ability to reliably detect issues with these metrics is imperative to identifying early indicators of major…

Machine Learning · Computer Science 2020-11-11 Sayan Chakraborty , Smit Shah , Kiumars Soltani , Anna Swigart , Luyao Yang , Kyle Buckingham

So-called unsupervised anomaly detection is better described as semi-supervised, as it assumes all training data are nominal. This assumption simplifies training but requires manual data curation, introducing bias and limiting adaptability.…

Computer Vision and Pattern Recognition · Computer Science 2025-10-29 Muhammad Aqeel , Shakiba Sharifi , Marco Cristani , Francesco Setti

Due to the rising number of sophisticated customer functionalities, electronic control units (ECUs) are increasingly integrated into modern automotive systems. However, the high connectivity between the in-vehicle and the external networks…

Machine Learning · Computer Science 2022-10-19 Natasha Alkhatib , Maria Mushtaq , Hadi Ghauch , Jean-Luc Danger

Characterizing the patterns of errors that a system makes helps researchers focus future development on increasing its accuracy and robustness. We propose a novel form of "meta learning" that automatically learns interpretable rules that…

Computation and Language · Computer Science 2022-02-15 Tong Gao , Shivang Singh , Raymond J. Mooney

Due to the complexity of modern computer systems, novel and unexpected behaviors frequently occur. Such deviations are either normal occurrences, such as software updates and new user activities, or abnormalities, such as misconfigurations,…

Machine Learning · Computer Science 2023-09-06 Quentin Fournier , Daniel Aloise , Leandro R. Costa

Anomaly detection (AD) is an important machine learning task with applications in fraud detection, content moderation, and user behavior analysis. However, AD is relatively understudied in a natural language processing (NLP) context,…

Computation and Language · Computer Science 2025-10-13 Yuangang Li , Jiaqi Li , Zhuo Xiao , Tiankai Yang , Yi Nian , Xiyang Hu , Yue Zhao

Organizations leverage anomaly and changepoint detection algorithms to detect changes in user behavior or service availability and performance. Many off-the-shelf detection algorithms, though effective, cannot readily be used in large…

Machine Learning · Computer Science 2022-05-25 Sourav Chatterjee , Rohan Bopardikar , Marius Guerard , Uttam Thakore , Xiaodong Jiang

An anomaly detection method based on deep autoencoders is proposed to address anomalies that often occur in enterprise-level ETL data streams. The study first analyzes multiple types of anomalies in ETL processes, including delays, missing…

Machine Learning · Computer Science 2025-11-04 Xin Chen , Saili Uday Gadgil , Kangning Gao , Yi Hu , Cong Nie

Transfer learning in natural language processing (NLP), as realized using models like BERT (Bi-directional Encoder Representation from Transformer), has significantly improved language representation with models that can tackle challenging…

Hardware Architecture · Computer Science 2021-04-20 Suchita Pati , Shaizeen Aga , Nuwan Jayasena , Matthew D. Sinclair

Transformer-based pre-trained language models such as BERT have achieved remarkable results in Semantic Sentence Matching. However, existing models still suffer from insufficient ability to capture subtle differences. Minor noise like word…

Computation and Language · Computer Science 2023-04-17 Sirui Wang , Di Liang , Jian Song , Yuntao Li , Wei Wu

Numerous code changes are made by developers in their daily work, and a superior representation of code changes is desired for effective code change analysis. Recently, Hoang et al. proposed CC2Vec, a neural network-based approach that…

Software Engineering · Computer Science 2023-09-28 Xin Zhou , Bowen Xu , DongGyun Han , Zhou Yang , Junda He , David Lo