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Related papers: Sample selection for efficient image annotation

200 papers

One of the most important factors in training object recognition networks using convolutional neural networks (CNNs) is the provision of annotated data accompanying human judgment. Particularly, in object detection or semantic segmentation,…

Computer Vision and Pattern Recognition · Computer Science 2018-02-21 Min-Kook Choi , Jaehyeong Park , Jihun Jung , Heechul Jung , Jin-Hee Lee , Woong Jae Won , Woo Young Jung , Jincheol Kim , Soon Kwon

This paper presents a CLIP-based unsupervised learning method for annotation-free multi-label image classification, including three stages: initialization, training, and inference. At the initialization stage, we take full advantage of the…

Computer Vision and Pattern Recognition · Computer Science 2024-03-08 Rabab Abdelfattah , Qing Guo , Xiaoguang Li , Xiaofeng Wang , Song Wang

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…

Computer Vision and Pattern Recognition · Computer Science 2021-07-20 Laurent Lejeune , Raphael Sznitman

Exemplar learning is a powerful paradigm for discovering visual similarities in an unsupervised manner. In this context, however, the recent breakthrough in deep learning could not yet unfold its full potential. With only a single positive…

Computer Vision and Pattern Recognition · Computer Science 2016-09-01 Miguel A. Bautista , Artsiom Sanakoyeu , Ekaterina Sutter , Björn Ommer

Feature selection is essential for effective visual recognition. We propose an efficient joint classifier learning and feature selection method that discovers sparse, compact representations of input features from a vast sea of candidates,…

Computer Vision and Pattern Recognition · Computer Science 2015-12-03 Marius Leordeanu , Alexandra Radu , Shumeet Baluja , Rahul Sukthankar

Surgical data science is a new research field that aims to observe all aspects of the patient treatment process in order to provide the right assistance at the right time. Due to the breakthrough successes of deep learning-based solutions…

Existing weakly-supervised semantic segmentation methods using image-level annotations typically rely on initial responses to locate object regions. However, such response maps generated by the classification network usually focus on…

Computer Vision and Pattern Recognition · Computer Science 2020-08-05 Yu-Ting Chang , Qiaosong Wang , Wei-Chih Hung , Robinson Piramuthu , Yi-Hsuan Tsai , Ming-Hsuan Yang

Given an unlabeled dataset and an annotation budget, we study how to selectively label a fixed number of instances so that semi-supervised learning (SSL) on such a partially labeled dataset is most effective. We focus on selecting the right…

Machine Learning · Computer Science 2023-08-24 Xudong Wang , Long Lian , Stella X. Yu

This paper investigates the problem of image classification with limited or no annotations, but abundant unlabeled data. The setting exists in many tasks such as semi-supervised image classification, image clustering, and image retrieval.…

Computer Vision and Pattern Recognition · Computer Science 2016-02-05 Dengxin Dai , Luc Van Gool

Object recognition and object pose estimation in robotic grasping continue to be significant challenges, since building a labelled dataset can be time consuming and financially costly in terms of data collection and annotation. In this…

Computer Vision and Pattern Recognition · Computer Science 2024-01-25 Dongmyoung Lee , Wei Chen , Nicolas Rojas

Reducing the quantity of annotations required for supervised training is vital when labels are scarce and costly. This reduction is particularly important for semantic segmentation tasks involving 3D datasets, which are often significantly…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Andrej Janda , Brandon Wagstaff , Edwin G. Ng , Jonathan Kelly

Unsupervised object discovery aims to localize objects in images, while removing the dependence on annotations required by most deep learning-based methods. To address this problem, we propose a fully unsupervised, bottom-up approach, for…

Computer Vision and Pattern Recognition · Computer Science 2022-12-21 Sandra Kara , Hejer Ammar , Florian Chabot , Quoc-Cuong Pham

Data collection from manual labeling provides domain-specific and task-aligned supervision for data-driven approaches, and a critical mass of well-annotated resources is required to achieve reasonable performance in natural language…

Computation and Language · Computer Science 2023-11-09 Zhengyuan Liu , Hai Leong Chieu , Nancy F. Chen

Feature selection methods have an important role on the readability of data and the reduction of complexity of learning algorithms. In recent years, a variety of efforts are investigated on feature selection problems based on unsupervised…

Machine Learning · Computer Science 2019-12-12 Mohsen Ghassemi Parsa , Hadi Zare , Mehdi Ghatee

Labeling objects at a subordinate level typically requires expert knowledge, which is not always available when using random annotators. As such, learning directly from web images for fine-grained recognition has attracted broad attention.…

Computer Vision and Pattern Recognition · Computer Science 2021-01-26 Huafeng Liu , Chuanyi Zhang , Yazhou Yao , Xiushen Wei , Fumin Shen , Jian Zhang , Zhenmin Tang

The need to count and localize repeating objects in an image arises in different scenarios, such as biological microscopy studies, production lines inspection, and surveillance recordings analysis. The use of supervised Convoutional Neural…

Computer Vision and Pattern Recognition · Computer Science 2021-11-17 Inbar Huberman-Spiegelglas , Raanan Fattal

State-of-the-art machine learning models require access to significant amount of annotated data in order to achieve the desired level of performance. While unlabelled data can be largely available and even abundant, annotation process can…

Machine Learning · Computer Science 2020-10-15 Rahaf Aljundi , Nikolay Chumerin , Daniel Olmeda Reino

Exemplar learning of visual similarities in an unsupervised manner is a problem of paramount importance to Computer Vision. In this context, however, the recent breakthrough in deep learning could not yet unfold its full potential. With…

Computer Vision and Pattern Recognition · Computer Science 2018-02-26 Artsiom Sanakoyeu , Miguel A. Bautista , Björn Ommer

Training deep-learning-based vision systems require the manual annotation of a significant number of images. Such manual annotation is highly time-consuming and labor-intensive. Although previous studies have attempted to eliminate the…

Computer Vision and Pattern Recognition · Computer Science 2024-11-08 Takuya Kiyokawa , Naoki Shirakura , Hiroki Katayama , Keita Tomochika , Jun Takamatsu

We present a novel clustering objective that learns a neural network classifier from scratch, given only unlabelled data samples. The model discovers clusters that accurately match semantic classes, achieving state-of-the-art results in…

Computer Vision and Pattern Recognition · Computer Science 2019-08-23 Xu Ji , João F. Henriques , Andrea Vedaldi