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A major impediment in rapidly deploying object detection models for instance detection is the lack of large annotated datasets. For example, finding a large labeled dataset containing instances in a particular kitchen is unlikely. Each new…

Computer Vision and Pattern Recognition · Computer Science 2017-08-08 Debidatta Dwibedi , Ishan Misra , Martial Hebert

Falsely annotated samples, also known as noisy labels, can significantly harm the performance of deep learning models. Two main approaches for learning with noisy labels are global noise estimation and data filtering. Global noise…

Machine Learning · Computer Science 2025-07-31 Yuval Grinberg , Nimrod Harel , Jacob Goldberger , Ofir Lindenbaum

An increasing number of public datasets have shown a transformative impact on automated medical segmentation. However, these datasets are often with varying label quality, ranging from manual expert annotations to AI-generated…

Computer Vision and Pattern Recognition · Computer Science 2024-06-04 Yixiong Chen , Zongwei Zhou , Alan Yuille

Data annotation and synthesis generally refers to the labeling or generating of raw data with relevant information, which could be used for improving the efficacy of machine learning models. The process, however, is labor-intensive and…

Computation and Language · Computer Science 2024-12-04 Zhen Tan , Dawei Li , Song Wang , Alimohammad Beigi , Bohan Jiang , Amrita Bhattacharjee , Mansooreh Karami , Jundong Li , Lu Cheng , Huan Liu

For many tasks of data analysis, we may only have the information of the explanatory variable and the evaluation of the response values are quite expensive. While it is impractical or too costly to obtain the responses of all units, a…

Computation · Statistics 2023-04-07 Wei Zheng , Ting Tian , Xueqin Wang

Due to the over-emphasize of the quantity of data, the data quality has often been overlooked. However, not all training data points contribute equally to learning. In particular, if mislabeled, it might actively damage the performance of…

Machine Learning · Computer Science 2021-09-13 Vaibhav Pulastya , Gaurav Nuti , Yash Kumar Atri , Tanmoy Chakraborty

Automated object detection has become increasingly valuable across diverse applications, yet efficient, high-quality annotation remains a persistent challenge. In this paper, we present the development and evaluation of a platform designed…

Computer Vision and Pattern Recognition · Computer Science 2025-03-28 Sönke Tenckhoff , Mario Koddenbrock , Erik Rodner

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…

Computation and Language · Computer Science 2021-04-06 Jiele Wu , Chau-Wai Wong , Xinyan Zhao , Xianpeng Liu

Pre-trained language models have shown excellent results in few-shot learning scenarios using in-context learning. Although it is impressive, the size of language models can be prohibitive to make them usable in on-device applications, such…

Computation and Language · Computer Science 2022-04-27 Navid Rezaei , Marek Z. Reformat

Negative sampling is highly effective in handling missing annotations for named entity recognition (NER). One of our contributions is an analysis on how it makes sense through introducing two insightful concepts: missampling and…

Computation and Language · Computer Science 2022-02-28 Yangming Li , Lemao Liu , Shuming Shi

Randomized controlled trials generate experimental variation that can credibly identify causal effects, but often suffer from limited scale, while observational datasets are large, but often violate desired identification assumptions. To…

Econometrics · Economics 2023-12-27 George Z. Gui

While large language models (LLMs) demonstrate reasonable zero-shot capability across many downstream tasks, fine-tuning is a common practice to improve their performance. However, a task's data efficiency--i.e., the number of fine-tuning…

Machine Learning · Computer Science 2026-01-01 Gyung Hyun Je , Colin Raffel

The era of big data is coming, and evidence-based medicine is attracting increasing attention to improve decision making in medical practice via integrating evidence from well designed and conducted clinical research. Meta-analysis is a…

Methodology · Statistics 2016-10-05 Dehui Luo , Xiang Wan , Jiming Liu , Tiejun Tong

Thanks to the increasing growth of computational power and data availability, the research in machine learning has advanced with tremendous rapidity. Nowadays, the majority of automatic decision making systems are based on data. However, it…

Machine Learning · Computer Science 2021-01-28 Elena Beretta , Antonio Vetrò , Bruno Lepri , Juan Carlos De Martin

Study samples often differ from the target populations of inference and policy decisions in non-random ways. Researchers typically believe that such departures from random sampling -- due to changes in the population over time and space, or…

Methodology · Statistics 2023-07-20 Tamara Broderick , Ryan Giordano , Rachael Meager

This paper does not describe a novel method. Instead, it studies an essential foundation for reliable benchmarking and ultimately real-world application of AI-based image analysis: generating high-quality reference annotations. Previous…

Computer Vision and Pattern Recognition · Computer Science 2024-07-29 Tim Rädsch , Annika Reinke , Vivienn Weru , Minu D. Tizabi , Nicholas Heller , Fabian Isensee , Annette Kopp-Schneider , Lena Maier-Hein

Current supervised deep learning frameworks rely on annotated data for modeling the underlying data distribution of a given task. In particular for computer vision algorithms powered by deep learning, the quality of annotated data is the…

Computer Vision and Pattern Recognition · Computer Science 2019-12-24 Joseph Nassar , Viveca Pavon-Harr , Marc Bosch , Ian McCulloh

The NLP community has long advocated for the construction of multi-annotator datasets to better capture the nuances of language interpretation, subjectivity, and ambiguity. This paper conducts a retrospective study to show how performance…

Computation and Language · Computer Science 2023-10-24 Pritam Kadasi , Mayank Singh

Machine learning models excel with abundant annotated data, but annotation is often costly and time-intensive. Active learning (AL) aims to improve the performance-to-annotation ratio by using query methods (QMs) to iteratively select the…

Machine Learning · Computer Science 2026-02-17 Hannes Kath , Thiago S. Gouvêa , Daniel Sonntag

One of the problems on the way to successful implementation of neural networks is the quality of annotation. For instance, different annotators can annotate images in a different way and very often their decisions do not match exactly and…

Computer Vision and Pattern Recognition · Computer Science 2018-07-25 Roman Khudorozhkov , Alexander Koryagin , Alexey Kozhevin