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High-quality labels are expensive to obtain for many machine learning tasks, such as medical image classification tasks. Therefore, probabilistic (weak) labels produced by weak supervision tools are used to seed a process in which…

数据库 · 计算机科学 2021-07-27 Yinjun Wu , James Weimer , Susan B. Davidson

The success of medical image segmentation usually requires a large number of high-quality labels. But since the labeling process is usually affected by the raters' varying skill levels and characteristics, the estimated masks provided by…

计算机视觉与模式识别 · 计算机科学 2024-10-22 Ming Li , Wei Shen , Qingli Li , Yan Wang

The increasing connectivity of data and cyber-physical systems has resulted in a growing number of cyber-attacks. Real-time detection of such attacks, through the identification of anomalous activity, is required so that mitigation and…

机器学习 · 统计学 2021-04-23 Raisa Dzhamtyrova , Carsten Maple

Large-scale multi-label classification datasets are commonly, and perhaps inevitably, partially annotated. That is, only a small subset of labels are annotated per sample. Different methods for handling the missing labels induce different…

计算机视觉与模式识别 · 计算机科学 2021-10-22 Emanuel Ben-Baruch , Tal Ridnik , Itamar Friedman , Avi Ben-Cohen , Nadav Zamir , Asaf Noy , Lihi Zelnik-Manor

Modern NLP systems require high-quality annotated data. In specialized domains, expert annotations may be prohibitively expensive. An alternative is to rely on crowdsourcing to reduce costs at the risk of introducing noise. In this paper we…

计算与语言 · 计算机科学 2019-05-21 Yinfei Yang , Oshin Agarwal , Chris Tar , Byron C. Wallace , Ani Nenkova

Human-annotated preference data play an important role in aligning large language models (LLMs). In this paper, we study two connected questions: how to monitor the quality of human preference annotators and how to incentivize them to…

机器学习 · 计算机科学 2026-04-08 Shang Liu , Hanzhao Wang , Zhongyao Ma , Xiaocheng Li

Bayesian optimisation for real-world problems is often performed interactively with human experts, and integrating their domain knowledge is key to accelerate the optimisation process. We consider a setup where experts provide advice on the…

机器学习 · 计算机科学 2024-10-15 Wenjie Xu , Masaki Adachi , Colin N. Jones , Michael A. Osborne

Automatic annotation of images with descriptive words is a challenging problem with vast applications in the areas of image search and retrieval. This problem can be viewed as a label-assignment problem by a classifier dealing with a very…

计算机视觉与模式识别 · 计算机科学 2017-05-09 Amara Tariq , Hassan Foroosh

Due to the expensive costs of collecting labels in multi-label classification datasets, partially annotated multi-label classification has become an emerging field in computer vision. One baseline approach to this task is to assume…

计算机视觉与模式识别 · 计算机科学 2023-04-05 Youngwook Kim , Jae Myung Kim , Jieun Jeong , Cordelia Schmid , Zeynep Akata , Jungwoo Lee

Speech emotion recognition systems often predict a consensus value generated from the ratings of multiple annotators. However, these models have limited ability to predict the annotation of any one person. Alternatively, models can learn to…

声音 · 计算机科学 2025-09-17 James Tavernor , Emily Mower Provost

Background: One of the ways to enhance analyses conducted with large claims databases is by validating the measurement characteristics of code-based algorithms used to identify health outcomes or other key study parameters of interest.…

Supervised deep learning depends on massive accurately annotated examples, which is usually impractical in many real-world scenarios. A typical alternative is learning from multiple noisy annotators. Numerous earlier works assume that all…

机器学习 · 计算机科学 2022-03-09 Shikun Li , Tongliang Liu , Jiyong Tan , Dan Zeng , Shiming Ge

This paper proposes a novel training scheme for fast matching models in Search Ads, which is motivated by the real challenges in model training. The first challenge stems from the pursuit of high throughput, which prohibits the deployment…

信息检索 · 计算机科学 2019-04-23 Xue Li , Zhipeng Luo , Hao Sun , Jianjin Zhang , Weihao Han , Xianqi Chu , Liangjie Zhang , Qi Zhang

Uncertainty in machine learning models is a timely and vast field of research. In supervised learning, uncertainty can already occur in the first stage of the training process, the annotation phase. This scenario is particularly evident…

机器学习 · 计算机科学 2024-07-24 Katharina Hechinger , Christoph Koller , Xiao Xiang Zhu , Göran Kauermann

Many computer scientists use the aggregated answers of online workers to represent ground truth. Prior work has shown that aggregation methods such as majority voting are effective for measuring relatively objective features. For subjective…

计算与语言 · 计算机科学 2021-04-06 Jiele Wu , Chau-Wai Wong , Xinyan Zhao , Xianpeng Liu

The advancement of machine learning algorithms in medical image analysis requires the expansion of training datasets. A popular and cost-effective approach is automated annotation extraction from free-text medical reports, primarily due to…

计算机视觉与模式识别 · 计算机科学 2025-07-22 Veronika Cheplygina , Cathrine Damgaard , Trine Naja Eriksen , Dovile Juodelyte , Amelia Jiménez-Sánchez

Third-party annotation is the status quo for labeling text, but egocentric information such as sentiment and belief can at best only be approximated by a third-person proxy. We introduce author labeling, an annotation technique where the…

计算与语言 · 计算机科学 2026-01-08 Marcus Ma , Cole Johnson , Nolan Bridges , Jackson Trager , Georgios Chochlakis , Shrikanth Narayanan

Obtaining large-scale medical data, annotated or unannotated, is challenging due to stringent privacy regulations and data protection policies. In addition, annotating medical images requires that domain experts manually delineate…

计算机视觉与模式识别 · 计算机科学 2025-05-16 Tushar Kataria , Shireen Y. Elhabian

The ability to quickly annotate medical imaging data plays a critical role in training deep learning frameworks for segmentation. Doing so for image volumes or video sequences is even more pressing as annotating these is particularly…

计算机视觉与模式识别 · 计算机科学 2021-07-20 Laurent Lejeune , Raphael Sznitman

The development of medical science greatly depends on the increased utilization of machine learning algorithms. By incorporating machine learning, the medical imaging field can significantly improve in terms of the speed and accuracy of the…

图像与视频处理 · 电气工程与系统科学 2024-09-01 Angona Biswas , MD Abdullah Al Nasim , Md Shahin Ali , Ismail Hossain , Md Azim Ullah , Sajedul Talukder