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Traditional image annotation tasks rely heavily on human effort for object selection and label assignment, making the process time-consuming and prone to decreased efficiency as annotators experience fatigue after extensive work. This paper…

计算机视觉与模式识别 · 计算机科学 2025-03-17 He Zhang , Xinyi Fu , John M. Carroll

Being able to segment unseen classes not observed during training is an important technical challenge in deep learning, because of its potential to reduce the expensive annotation required for semantic segmentation. Prior zero-label…

计算机视觉与模式识别 · 计算机科学 2021-04-26 Giuseppe Pastore , Fabio Cermelli , Yongqin Xian , Massimiliano Mancini , Zeynep Akata , Barbara Caputo

No free lunch theorems for supervised learning state that no learner can solve all problems or that all learners achieve exactly the same accuracy on average over a uniform distribution on learning problems. Accordingly, these theorems are…

机器学习 · 计算机科学 2024-06-11 Micah Goldblum , Marc Finzi , Keefer Rowan , Andrew Gordon Wilson

The extraction of multi-attribute objects from the deep web is the bridge between the unstructured web and structured data. Existing approaches either induce wrappers from a set of human-annotated pages or leverage repeated structures on…

数据库 · 计算机科学 2012-10-23 Tim Furche , Georg Gottlob , Giovanni Grasso , Giorgio Orsi , Christian Schallhart , Cheng Wang

Supervised deep learning requires a large amount of training samples with annotations (e.g. label class for classification task, pixel- or voxel-wised label map for segmentation tasks), which are expensive and time-consuming to obtain.…

计算机视觉与模式识别 · 计算机科学 2020-04-14 Yuanhan Mo , Shuo Wang , Chengliang Dai , Rui Zhou , Zhongzhao Teng , Wenjia Bai , Yike Guo

Datasets labelled by human annotators are widely used in the training and testing of machine learning models. In recent years, researchers are increasingly paying attention to label quality. However, it is not always possible to objectively…

计算机视觉与模式识别 · 计算机科学 2024-05-15 Luisa Schwirten , Jannes Scholz , Daniel Kondermann , Janis Keuper

Multi-annotator learning (MAL) aims to model annotator-specific labeling patterns. However, existing methods face a critical challenge: they simply skip updating annotator-specific model parameters when encountering missing labels, i.e., a…

多媒体 · 计算机科学 2025-08-08 Liyun Zhang , Zheng Lian , Hong Liu , Takanori Takebe , Yuta Nakashima

Active Learning aims to minimize annotation effort by selecting the most useful instances from a pool of unlabeled data. However, typical active learning methods overlook the presence of distinct example groups within a class, whose…

机器学习 · 计算机科学 2024-10-14 Michalis Korakakis , Andreas Vlachos , Adrian Weller

We propose to model complex visual scenes using a non-parametric Bayesian model learned from weakly labelled images abundant on media sharing sites such as Flickr. Given weak image-level annotations of objects and attributes without…

计算机视觉与模式识别 · 计算机科学 2017-08-09 Zhiyuan Shi , Yongxin Yang , Timothy M. Hospedales , Tao Xiang

Deep networks achieve excellent results on large-scale clean data but degrade significantly when learning from noisy labels. To suppressing the impact of mislabeled data, this paper proposes a conceptually simple yet efficient training…

计算机视觉与模式识别 · 计算机科学 2020-10-30 Xiaojiang Peng , Kai Wang , Zhaoyang Zeng , Qing Li , Jianfei Yang , Yu Qiao

While many active learning papers assume that the learner can simply ask for a label and receive it, real annotation often presents a mismatch between the form of a label (say, one among many classes), and the form of an annotation…

机器学习 · 计算机科学 2019-07-10 Peiyun Hu , Zachary C. Lipton , Anima Anandkumar , Deva Ramanan

Optimizing deep learning models requires large amounts of annotated images, a process that is both time-intensive and costly. Especially for semantic segmentation models in which every pixel must be annotated. A potential strategy to…

This work deviates from easy-to-define class boundaries for object interactions. For the task of object interaction recognition, often captured using an egocentric view, we show that semantic ambiguities in verbs and recognising…

计算机视觉与模式识别 · 计算机科学 2017-04-24 Michael Wray , Davide Moltisanti , Walterio Mayol-Cuevas , Dima Damen

In image classification, a significant problem arises from bias in the datasets. When it contains only specific types of images, the classifier begins to rely on shortcuts - simplistic and erroneous rules for decision-making. This leads to…

计算机视觉与模式识别 · 计算机科学 2024-03-25 Minsuk Chang , Seokhyeon Park , Hyeon Jeon , Aeri Cho , Soohyun Lee , Jinwook Seo

Low-light conditions have an adverse impact on machine cognition, limiting the performance of computer vision systems in real life. Since low-light data is limited and difficult to annotate, we focus on image processing to enhance low-light…

计算机视觉与模式识别 · 计算机科学 2024-12-11 Igor Morawski , Kai He , Shusil Dangi , Winston H. Hsu

Active learning is the set of techniques for intelligently labeling large unlabeled datasets to reduce the labeling effort. In parallel, recent developments in self-supervised and semi-supervised learning (S4L) provide powerful techniques,…

机器学习 · 计算机科学 2020-11-17 Yao-Chun Chan , Mingchen Li , Samet Oymak

Cell detection in histopathology images is of great interest to clinical practice and research, and convolutional neural networks (CNNs) have achieved remarkable cell detection results. Typically, to train CNN-based cell detection models,…

计算机视觉与模式识别 · 计算机科学 2023-02-17 Zipei Zhao , Fengqian Pang , Yaou Liu , Zhiwen Liu , Chuyang Ye

Human-Computer Interaction has been shown to lead to improvements in machine learning systems by boosting model performance, accelerating learning and building user confidence. In this work, we aim to alleviate the expectation that human…

机器学习 · 计算机科学 2024-03-29 Jonathan Erskine , Matt Clifford , Alexander Hepburn , Raúl Santos-Rodríguez

Machine learning models have shown increased accuracy in classification tasks when the training process incorporates human perceptual information. However, a challenge in training human-guided models is the cost associated with collecting…

计算机视觉与模式识别 · 计算机科学 2023-11-10 Colton R. Crum , Aidan Boyd , Kevin Bowyer , Adam Czajka

Active learning (AL) is a human-and-model-in-the-loop paradigm that iteratively selects informative unlabeled data for human annotation, aiming to improve over random sampling. However, performing AL experiments with human annotations…

机器学习 · 计算机科学 2023-05-24 Katerina Margatina , Nikolaos Aletras