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Related papers: LogLG: Weakly Supervised Log Anomaly Detection via…

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There is an increasing need for more automated system-log analysis tools for large scale online system in a timely manner. However, conventional way to monitor and classify the log output based on keyword list does not scale well for…

Software Engineering · Computer Science 2018-11-06 Guofu Li , Pengjia Zhu , Zhiyi Chen

Weakly supervised temporal action localization is a challenging task as only the video-level annotation is available during the training process. To address this problem, we propose a two-stage approach to fully exploit multi-resolution…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Rui Su , Dong Xu , Luping Zhou , Wanli Ouyang

Digitalization leads to data transparency for production systems that we can benefit from with data-driven analysis methods like neural networks. For example, automated anomaly detection enables saving resources and optimizing the…

Machine Learning · Computer Science 2021-06-23 Tom Hammerbacher , Markus Lange-Hegermann , Gorden Platz

We propose a supervised anomaly detection method based on neural density estimators, where the negative log likelihood is used for the anomaly score. Density estimators have been widely used for unsupervised anomaly detection. By the recent…

Machine Learning · Statistics 2019-04-15 Tomoharu Iwata , Yuki Yamanaka

For many prediction tasks, stakeholders desire not only predictions but also supporting evidence that a human can use to verify its correctness. However, in practice, additional annotations marking supporting evidence may only be available…

Computation and Language · Computer Science 2020-11-04 Danish Pruthi , Bhuwan Dhingra , Graham Neubig , Zachary C. Lipton

3D weakly supervised semantic segmentation (3D WSSS) aims to achieve semantic segmentation by leveraging sparse or low-cost annotated data, significantly reducing reliance on dense point-wise annotations. Previous works mainly employ class…

Computer Vision and Pattern Recognition · Computer Science 2025-10-22 Xiaoxu Xu , Xuexun Liu , Jinlong Li , Yitian Yuan , Qiudan Zhang , Lin Ma , Nicu Sebe , Xu Wang

Data imbalance is easily found in annotated data when the observations of certain continuous label values are difficult to collect for regression tasks. When they come to molecule and polymer property predictions, the annotated graph…

Machine Learning · Computer Science 2023-05-23 Gang Liu , Tong Zhao , Eric Inae , Tengfei Luo , Meng Jiang

Anomaly detection is a fundamental yet challenging problem in machine learning due to the lack of label information. In this work, we propose a novel and powerful framework, dubbed as SLA$^2$P, for unsupervised anomaly detection. After…

Machine Learning · Computer Science 2021-11-29 Yizhou Wang , Can Qin , Rongzhe Wei , Yi Xu , Yue Bai , Yun Fu

This paper looks at semi-supervised learning (SSL) for image-based text recognition. One of the most popular SSL approaches is pseudo-labeling (PL). PL approaches assign labels to unlabeled data before re-training the model with a…

Computer Vision and Pattern Recognition · Computer Science 2022-10-10 Gaurav Patel , Jan Allebach , Qiang Qiu

The recent success of learning-based algorithms can be greatly attributed to the immense amount of annotated data used for training. Yet, many datasets lack annotations due to the high costs associated with labeling, resulting in degraded…

Image and Video Processing · Electrical Eng. & Systems 2023-12-27 Dana Cohen Hochberg , Hayit Greenspan , Raja Giryes

Healthcare providers usually record detailed notes of the clinical care delivered to each patient for clinical, research, and billing purposes. Due to the unstructured nature of these narratives, providers employ dedicated staff to assign…

Computation and Language · Computer Science 2022-08-03 Chufan Gao , Mononito Goswami , Jieshi Chen , Artur Dubrawski

Anomalies or failures in large computer systems, such as the cloud, have an impact on a large number of users that communicate, compute, and store information. Therefore, timely and accurate anomaly detection is necessary for reliability,…

Artificial Intelligence · Computer Science 2021-02-24 Harold Ott , Jasmin Bogatinovski , Alexander Acker , Sasho Nedelkoski , Odej Kao

Online structure learning approaches, such as those stemming from Statistical Relational Learning, enable the discovery of complex relations in noisy data streams. However, these methods assume the existence of fully-labelled training data,…

Artificial Intelligence · Computer Science 2019-02-21 Evangelos Michelioudakis , Alexander Artikis , Georgios Paliouras

To improve logical anomaly detection, some previous works have integrated segmentation techniques with conventional anomaly detection methods. Although these methods are effective, they frequently lead to unsatisfactory segmentation results…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Yu-Hsuan Hsieh , Shang-Hong Lai

The goal of weakly-supervised video moment retrieval is to localize the video segment most relevant to the given natural language query without access to temporal annotations during training. Prior strongly- and weakly-supervised approaches…

Computer Vision and Pattern Recognition · Computer Science 2020-03-31 Reuben Tan , Huijuan Xu , Kate Saenko , Bryan A. Plummer

Pre-trained vision-language models learn massive data to model unified representations of images and natural languages, which can be widely applied to downstream machine learning tasks. In addition to zero-shot inference, in order to better…

Computer Vision and Pattern Recognition · Computer Science 2024-06-28 Qian-Wei Wang , Yuqiu Xie , Letian Zhang , Zimo Liu , Shu-Tao Xia

While there are novel point cloud semantic segmentation schemes that continuously surpass state-of-the-art results, the success of learning an effective model usually rely on the availability of abundant labeled data. However, data…

Computer Vision and Pattern Recognition · Computer Science 2021-10-07 Puzuo Wang , Wei Yao

Detecting anomalous events in online computer systems is crucial to protect the systems from malicious attacks or malfunctions. System logs, which record detailed information of computational events, are widely used for system status…

Cryptography and Security · Computer Science 2021-03-09 Haixuan Guo , Shuhan Yuan , Xintao Wu

In spite of the rapid advancements in unsupervised log anomaly detection techniques, the current mainstream models still necessitate specific training for individual system datasets, resulting in costly procedures and limited scalability…

Software Engineering · Computer Science 2024-01-17 Runqiang Zang , Hongcheng Guo , Jian Yang , Jiaheng Liu , Zhoujun Li , Tieqiao Zheng , Xu Shi , Liangfan Zheng , Bo Zhang

Deep learning based salient object detection has recently achieved great success with its performance greatly outperforms any other unsupervised methods. However, annotating per-pixel saliency masks is a tedious and inefficient procedure.…

Computer Vision and Pattern Recognition · Computer Science 2018-03-20 Guanbin Li , Yuan Xie , Liang Lin
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