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Manual annotation of bounding boxes for object detection in digital images is tedious, and time and resource consuming. In this paper, we propose a semi-automatic method for efficient bounding box annotation. The method trains the object…

机器学习 · 计算机科学 2020-07-03 Bishwo Adhikari , Heikki Huttunen

The design of new methods and models when only weakly-labeled data are available is of paramount importance in order to reduce the costs of manual annotation and the considerable human effort associated with it. In this work, we address…

声音 · 计算机科学 2019-04-02 Thomas Pellegrini , Léo Cances

Deep neural networks (DNNs) have demonstrated exceptional performance across various image segmentation tasks. However, the process of preparing datasets for training segmentation DNNs is both labor-intensive and costly, as it typically…

计算机视觉与模式识别 · 计算机科学 2025-01-24 Yixin Zhang , Shen Zhao , Hanxue Gu , Maciej A. Mazurowski

Deep learning in the presence of noisy annotations has been studied extensively in classification, but much less in segmentation tasks. In this work, we study the learning dynamics of deep segmentation networks trained on…

计算机视觉与模式识别 · 计算机科学 2022-03-08 Sheng Liu , Kangning Liu , Weicheng Zhu , Yiqiu Shen , Carlos Fernandez-Granda

Pseudo-label learning methods have been widely applied in weakly-supervised temporal action localization. Existing works directly utilize weakly-supervised base model to generate instance-level pseudo-labels for training the…

计算机视觉与模式识别 · 计算机科学 2025-05-01 Quan Zhang , Yuxin Qi , Xi Tang , Rui Yuan , Xi Lin , Ke Zhang , Chun Yuan

We propose AutoCorrect, a method to automatically learn object-annotation alignments from a dataset with annotations affected by geometric noise. The method is based on a consistency loss that enables deep neural networks to be trained,…

计算机视觉与模式识别 · 计算机科学 2019-08-15 Honglie Chen , Weidi Xie , Andrea Vedaldi , Andrew Zisserman

We propose a method for effectively utilizing weakly annotated image data in an object detection tasks of breast ultrasound images. Given the problem setting where a small, strongly annotated dataset and a large, weakly annotated dataset…

计算机视觉与模式识别 · 计算机科学 2020-08-20 JooYeol Yun , JungWoo Oh , IlDong Yun

Current deep learning paradigms largely benefit from the tremendous amount of annotated data. However, the quality of the annotations often varies among labelers. Multi-observer studies have been conducted to study these annotation…

计算机视觉与模式识别 · 计算机科学 2020-10-05 Xiaosong Wang , Ziyue Xu , Dong Yang , Leo Tam , Holger Roth , Daguang Xu

State-of-the-art object detectors rely on regressing and classifying an extensive list of possible anchors, which are divided into positive and negative samples based on their intersection-over-union (IoU) with corresponding groundtruth…

计算机视觉与模式识别 · 计算机科学 2020-06-01 Hengduo Li , Zuxuan Wu , Chen Zhu , Caiming Xiong , Richard Socher , Larry S. Davis

Object detectors usually achieve promising results with the supervision of complete instance annotations. However, their performance is far from satisfactory with sparse instance annotations. Most existing methods for sparsely annotated…

计算机视觉与模式识别 · 计算机科学 2021-10-15 Tiancai Wang , Tong Yang , Jiale Cao , Xiangyu Zhang

Accurate ground truth annotations are critical to supervised learning and evaluating the performance of autonomous vehicle systems. These vehicles are typically equipped with active sensors, such as LiDAR, which scan the environment in…

Active learning selects informative samples for annotation within budget, which has proven efficient recently on object detection. However, the widely used active detection benchmarks conduct image-level evaluation, which is unrealistic in…

计算机视觉与模式识别 · 计算机科学 2023-03-24 Mengyao Lyu , Jundong Zhou , Hui Chen , Yijie Huang , Dongdong Yu , Yaqian Li , Yandong Guo , Yuchen Guo , Liuyu Xiang , Guiguang Ding

This work proposes a process for efficiently training a point-wise object detector that enables localizing objects and computing their 6D poses in cluttered and occluded scenes. Accurate pose estimation is typically a requirement for robust…

计算机视觉与模式识别 · 计算机科学 2019-02-22 Jean-Philippe Mercier , Chaitanya Mitash , Philippe Giguère , Abdeslam Boularias

The enormous demand for annotated data brought forth by deep learning techniques has been accompanied by the problem of annotation noise. Although this issue has been widely discussed in machine learning literature, it has been relatively…

机器学习 · 计算机科学 2023-08-10 Soumadeep Saha , Utpal Garain , Arijit Ukil , Arpan Pal , Sundeep Khandelwal

Object detectors trained with weak annotations are affordable alternatives to fully-supervised counterparts. However, there is still a significant performance gap between them. We propose to narrow this gap by fine-tuning a base pre-trained…

计算机视觉与模式识别 · 计算机科学 2022-07-26 Huy V. Vo , Oriane Siméoni , Spyros Gidaris , Andrei Bursuc , Patrick Pérez , Jean Ponce

Benchmark object detection (OD) datasets play a pivotal role in advancing computer vision applications such as autonomous driving, and surveillance, as well as in training and evaluating deep learning-based state-of-the-art detection…

计算机视觉与模式识别 · 计算机科学 2025-06-03 Min Je Kim , Muhammad Munsif , Altaf Hussain , Hikmat Yar , Sung Wook Baik

Bounding-box annotation form has been the most frequently used method for visual object localization tasks. However, bounding-box annotation relies on a large amount of precisely annotating bounding boxes, and it is expensive and laborious.…

计算机视觉与模式识别 · 计算机科学 2022-01-06 Xuehui Yu , Di Wu , Qixiang Ye , Jianbin Jiao , Zhenjun Han

Weakly-supervised object localization methods tend to fail for object classes that consistently co-occur with the same background elements, e.g. trains on tracks. We propose a method to overcome these failures by adding a very small amount…

计算机视觉与模式识别 · 计算机科学 2016-05-19 Alexander Kolesnikov , Christoph H. Lampert

Active Learning (AL) aims to reduce annotation costs by strategically selecting the most informative samples for labeling. However, most active learning methods struggle in the low-budget regime where only a few labeled examples are…

机器学习 · 计算机科学 2025-04-08 Netta Shafir , Guy Hacohen , Daphna Weinshall

Training object class detectors typically requires a large set of images in which objects are annotated by bounding-boxes. However, manually drawing bounding-boxes is very time consuming. We propose a new scheme for training object…

计算机视觉与模式识别 · 计算机科学 2017-04-25 Dim P. Papadopoulos , Jasper R. R. Uijlings , Frank Keller , Vittorio Ferrari