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Related papers: Weak Labeling for Cropland Mapping in Africa

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Trees inside cities are important for the urban microclimate, contributing positively to the physical and mental health of the urban dwellers. Despite their importance, often only limited information about city trees is available. Therefore…

Computer Vision and Pattern Recognition · Computer Science 2023-11-21 Hui Zhang , Ankit Kariryaa , Venkanna Babu Guthula , Christian Igel , Stefan Oehmcke

In this paper, we study the problem of learning from weakly labeled data, where labels of the training examples are incomplete. This includes, for example, (i) semi-supervised learning where labels are partially known; (ii) multi-instance…

Machine Learning · Computer Science 2020-07-07 Yu-Feng Li , Ivor W. Tsang , James T. Kwok , Zhi-Hua Zhou

Most existing crowd counting methods require object location-level annotation, i.e., placing a dot at the center of an object. While being simpler than the bounding-box or pixel-level annotation, obtaining this annotation is still…

Computer Vision and Pattern Recognition · Computer Science 2020-03-03 Yinjie Lei , Yan Liu , Pingping Zhang , Lingqiao Liu

Complementary-label learning (CLL) is widely used in weakly supervised classification, but it faces a significant challenge in real-world datasets when confronted with class-imbalanced training samples. In such scenarios, the number of…

Machine Learning · Computer Science 2024-03-21 Meng Wei , Yong Zhou , Zhongnian Li , Xinzheng Xu

We present a weakly supervised deep learning method to perform instance segmentation of cells present in microscopy images. Annotation of biomedical images in the lab can be scarce, incomplete, and inaccurate. This is of concern when…

Computer Vision and Pattern Recognition · Computer Science 2019-08-28 Fidel A. Guerrero-Peña , Pedro D. Marrero Fernandez , Tsang Ing Ren , Alexandre Cunha

Mapping crops using remote sensing technology is important for food security and land management. Machine learning-based methods has become a popular approach for crop mapping in recent years. However, the key to machine learning, acquiring…

Computer Vision and Pattern Recognition · Computer Science 2023-02-22 Yunze Zang , Yifei Liu , Xuehong Chen , Anqi Li , Yichen Zhai , Shijie Li , Luling Liu , Chuanhai Zhu , Ruilin Chen , Shupeng Li , Na Jie

This work offers a novel view on the use of human input as labels, acknowledging that humans may err. We build a behavioral profile for human annotators which is used as a feature representation of the provided input. We show that by…

Databases · Computer Science 2022-05-09 Roee Shraga

Few-shot learning has been extensively explored to address problems where the amount of labeled samples is very limited for some classes. In the semi-supervised few-shot learning setting, substantial quantities of unlabeled samples are…

Computer Vision and Pattern Recognition · Computer Science 2025-12-16 Souvik Maji , Rhythm Baghel , Pratik Mazumder

As wearable-based data annotation remains, to date, a tedious, time-consuming task requiring researchers to dedicate substantial time, benchmark datasets within the field of Human Activity Recognition in lack richness and size compared to…

Human-Computer Interaction · Computer Science 2024-08-12 Marius Bock , Kristof Van Laerhoven , Michael Moeller

Product attribute value extraction plays an important role for many real-world applications in e-Commerce such as product search and recommendation. Previous methods treat it as a sequence labeling task that needs more annotation for…

Information Retrieval · Computer Science 2023-10-12 Zhongfen Deng , Wei-Te Chen , Lei Chen , Philip S. Yu

Few-shot learning is challenging due to its very limited data and labels. Recent studies in big transfer (BiT) show that few-shot learning can greatly benefit from pretraining on large scale labeled dataset in a different domain. This paper…

Computer Vision and Pattern Recognition · Computer Science 2020-12-11 Suichan Li , Dongdong Chen , Yinpeng Chen , Lu Yuan , Lei Zhang , Qi Chu , Nenghai Yu

In this paper, we study the problem of object counting with incomplete annotations. Based on the observation that in many object counting problems the target objects are normally repeated and highly similar to each other, we are…

Computer Vision and Pattern Recognition · Computer Science 2019-05-21 Jianfeng Wang , Rong Xiao , Yandong Guo , Lei Zhang

Annotating datasets is one of the main costs in nowadays supervised learning. The goal of weak supervision is to enable models to learn using only forms of labelling which are cheaper to collect, as partial labelling. This is a type of…

Machine Learning · Computer Science 2021-02-02 Vivien Cabannes , Alessandro Rudi , Francis Bach

Fully convolutional networks (FCN) have achieved great success in human parsing in recent years. In conventional human parsing tasks, pixel-level labeling is required for guiding the training, which usually involves enormous human labeling…

Computer Vision and Pattern Recognition · Computer Science 2018-09-17 Zhonghua Wu , Guosheng Lin , Jianfei Cai

Mislabeled data is a pervasive issue that undermines the performance of machine learning systems in real-world applications. An effective approach to mitigate this problem is to detect mislabeled instances and subject them to special…

Machine Learning · Computer Science 2025-11-05 Ilies Chibane , Thomas George , Pierre Nodet , Vincent Lemaire

Gathering training data is a key step of any supervised learning task, and it is both critical and expensive. Critical, because the quantity and quality of the training data has a high impact on the performance of the learned function.…

Data Structures and Algorithms · Computer Science 2021-10-28 Quentin Lutz , Élie de Panafieu , Alex Scott , Maya Stein

Large amounts of labeled training data are one of the main contributors to the great success that deep models have achieved in the past. Label acquisition for tasks other than benchmarks can pose a challenge due to requirements of both…

Computer Vision and Pattern Recognition · Computer Science 2020-01-22 Clemens-Alexander Brust , Christoph Käding , Joachim Denzler

Point clouds provide intrinsic geometric information and surface context for scene understanding. Existing methods for point cloud segmentation require a large amount of fully labeled data. Using advanced depth sensors, collection of large…

Computer Vision and Pattern Recognition · Computer Science 2020-03-31 Jiacheng Wei , Guosheng Lin , Kim-Hui Yap , Tzu-Yi Hung , Lihua Xie

This manuscript presents a series of my selected contributions to the topic of label-efficient learning in computer vision and remote sensing. The central focus of this research is to develop and adapt methods that can learn effectively…

Computer Vision and Pattern Recognition · Computer Science 2025-08-25 Minh-Tan Pham

Point cloud analysis has received much attention recently; and segmentation is one of the most important tasks. The success of existing approaches is attributed to deep network design and large amount of labelled training data, where the…

Computer Vision and Pattern Recognition · Computer Science 2020-04-09 Xun Xu , Gim Hee Lee