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To calculate the model accuracy on a computer vision task, e.g., object recognition, we usually require a test set composing of test samples and their ground truth labels. Whilst standard usage cases satisfy this requirement, many…

Computer Vision and Pattern Recognition · Computer Science 2021-05-26 Weijian Deng , Liang Zheng

Recent pre-trained abstractive summarization systems have started to achieve credible performance, but a major barrier to their use in practice is their propensity to output summaries that are not faithful to the input and that contain…

Computation and Language · Computer Science 2021-04-12 Tanya Goyal , Greg Durrett

Annotating multi-class instances is a crucial task in the field of machine learning. Unfortunately, identifying the correct class label from a long sequence of candidate labels is time-consuming and laborious. To alleviate this problem, we…

Machine Learning · Computer Science 2025-12-05 Meng Wei , Zhongnian Li , Yong Zhou , Qiaoyu Guo , Xinzheng Xu

Obtaining high-quality labeled datasets is often costly, requiring either human annotation or expensive experiments. In theory, powerful pre-trained AI models provide an opportunity to automatically label datasets and save costs.…

Machine Learning · Statistics 2025-10-21 Emmanuel J. Candès , Andrew Ilyas , Tijana Zrnic

Large amounts of annotated data have become more important than ever, especially since the rise of deep learning techniques. However, manual annotations are costly. We propose a tool that enables researchers to create large, high-quality,…

Digital Libraries · Computer Science 2021-12-23 Franziska Weeber , Felix Hamborg , Karsten Donnay , Bela Gipp

Despite the success of deep neural networks (DNNs) in image classification tasks, the human-level performance relies on massive training data with high-quality manual annotations, which are expensive and time-consuming to collect. There…

Machine Learning · Computer Science 2019-04-15 Junnan Li , Yongkang Wong , Qi Zhao , Mohan Kankanhalli

Due to high annotation costs making the best use of existing human-created training data is an important research direction. We, therefore, carry out a systematic evaluation of transferability of BERT-based neural ranking models across five…

Information Retrieval · Computer Science 2021-11-23 Iurii Mokrii , Leonid Boytsov , Pavel Braslavski

Reliable anticipation of pedestrian trajectory is imperative for the operation of autonomous vehicles and can significantly enhance the functionality of advanced driver assistance systems. While significant progress has been made in the…

Computer Vision and Pattern Recognition · Computer Science 2019-05-10 Olly Styles , Arun Ross , Victor Sanchez

Pedestrian detection is an initial step to perform outdoor scene analysis, which plays an essential role in many real-world applications. Although having enjoyed the merits of deep learning frameworks from the generic object detectors,…

Computer Vision and Pattern Recognition · Computer Science 2019-12-24 Jialiang Zhang , Lixiang Lin , Yang Li , Yun-chen Chen , Jianke Zhu , Yao Hu , Steven C. H. Hoi

Hand-annotated data can vary due to factors such as subjective differences, intra-rater variability, and differing annotator expertise. We study annotations from different experts who labelled the same behavior classes on a set of animal…

Machine Learning · Computer Science 2021-06-14 Megan Tjandrasuwita , Jennifer J. Sun , Ann Kennedy , Swarat Chaudhuri , Yisong Yue

Data annotation is crucial for developing machine learning solutions. The current paradigm is to hire ordinary human annotators to annotate data instructed by expert-crafted guidelines. As this paradigm is laborious, tedious, and costly, we…

Computer Vision and Pattern Recognition · Computer Science 2026-03-20 Yechi Ma , Wei Hua , Shu Kong

In this paper, we study the classification problem in which we have access to easily obtainable surrogate for true labels, namely complementary labels, which specify classes that observations do \textbf{not} belong to. Let $Y$ and $\bar{Y}$…

Machine Learning · Statistics 2018-08-09 Xiyu Yu , Tongliang Liu , Mingming Gong , Dacheng Tao

Existing research on learning with noisy labels mainly focuses on synthetic label noise. Synthetic noise, though has clean structures which greatly enabled statistical analyses, often fails to model real-world noise patterns. The recent…

Machine Learning · Computer Science 2022-03-29 Jiaheng Wei , Zhaowei Zhu , Hao Cheng , Tongliang Liu , Gang Niu , Yang Liu

High annotation costs from hiring or crowdsourcing complicate the creation of large, high-quality datasets needed for training reliable text classifiers. Recent research suggests using Large Language Models (LLMs) to automate the annotation…

Computation and Language · Computer Science 2025-01-27 Tomas Horych , Christoph Mandl , Terry Ruas , Andre Greiner-Petter , Bela Gipp , Akiko Aizawa , Timo Spinde

Neural networks need big annotated datasets for training. However, manual annotation can be too expensive or even unfeasible for certain tasks, like multi-person 2D pose estimation with severe occlusions. A remedy for this is synthetic data…

Computer Vision and Pattern Recognition · Computer Science 2019-08-05 David T. Hoffmann , Dimitrios Tzionas , Micheal J. Black , Siyu Tang

People naturally vary in their annotations for subjective questions and some of this variation is thought to be due to the person's sociodemographic characteristics. LLMs have also been used to label data, but recent work has shown that…

Computation and Language · Computer Science 2025-03-03 Matthias Orlikowski , Jiaxin Pei , Paul Röttger , Philipp Cimiano , David Jurgens , Dirk Hovy

Human annotations are an important source of information in the development of natural language understanding approaches. As under the pressure of productivity annotators can assign different labels to a given text, the quality of produced…

Computation and Language · Computer Science 2020-10-29 Kristian Miok , Gregor Pirs , Marko Robnik-Sikonja

In Computed Tomography, machine learning is often used for automated data processing. However, increasing model complexity is accompanied by increasingly large volume datasets, which in turn increases the cost of model training. Unlike most…

Computer Vision and Pattern Recognition · Computer Science 2023-03-27 Yaroslav Zharov , Tilo Baumbach , Vincent Heuveline

Training data plays an essential role in modern applications of machine learning. However, gathering labeled training data is time-consuming. Therefore, labeling is often outsourced to less experienced users, or completely automated. This…

Computer Vision and Pattern Recognition · Computer Science 2020-06-11 Alex Bäuerle , Heiko Neumann , Timo Ropinski

Recently, pedestrian behavior research has shifted towards machine learning based methods and converged on the topic of modeling pedestrian interactions. For this, a large-scale dataset that contains rich information is needed. We propose a…

Computer Vision and Pattern Recognition · Computer Science 2023-10-02 Allan Wang , Abhijat Biswas , Henny Admoni , Aaron Steinfeld