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Oriented object detection in aerial images is a challenging task as the objects in aerial images are displayed in arbitrary directions and are usually densely packed. Current oriented object detection methods mainly rely on two-stage…

计算机视觉与模式识别 · 计算机科学 2020-09-01 Jingru Yi , Pengxiang Wu , Bo Liu , Qiaoying Huang , Hui Qu , Dimitris Metaxas

The image-based 3D object detection task expects that the predicted 3D bounding box has a ``tightness'' projection (also referred to as cuboid), which fits the object contour well on the image while still keeping the geometric attribute on…

计算机视觉与模式识别 · 计算机科学 2023-09-13 Jieqi Shi , Peiliang Li , Xiaozhi Chen , Shaojie Shen

Recent work in word spotting in handwritten documents has yielded impressive results. This progress has largely been made by supervised learning systems, which are dependent on manually annotated data, making deployment to new collections a…

计算机视觉与模式识别 · 计算机科学 2020-03-26 Tomas Wilkinson , Carl Nettelblad

Segmenting objects in videos is a fundamental computer vision task. The current deep learning based paradigm offers a powerful, but data-hungry solution. However, current datasets are limited by the cost and human effort of annotating…

计算机视觉与模式识别 · 计算机科学 2021-01-07 Bin Zhao , Goutam Bhat , Martin Danelljan , Luc Van Gool , Radu Timofte

We propose a novel object localization methodology with the purpose of boosting the localization accuracy of state-of-the-art object detection systems. Our model, given a search region, aims at returning the bounding box of an object of…

计算机视觉与模式识别 · 计算机科学 2016-04-08 Spyros Gidaris , Nikos Komodakis

3D object trackers usually require training on large amounts of annotated data that is expensive and time-consuming to collect. Instead, we propose leveraging vast unlabeled datasets by self-supervised metric learning of 3D object trackers,…

计算机视觉与模式识别 · 计算机科学 2020-08-20 Jianren Wang , Siddharth Ancha , Yi-Ting Chen , David Held

Convolutional neural networks (CNNs) have shown great performance as general feature representations for object recognition applications. However, for multi-label images that contain multiple objects from different categories, scales and…

计算机视觉与模式识别 · 计算机科学 2016-06-06 Hao Yang , Joey Tianyi Zhou , Yu Zhang , Bin-Bin Gao , Jianxin Wu , Jianfei Cai

Most recent 6D object pose estimation methods first use object detection to obtain 2D bounding boxes before actually regressing the pose. However, the general object detection methods they use are ill-suited to handle cluttered scenes, thus…

计算机视觉与模式识别 · 计算机科学 2023-03-23 Yang Hai , Rui Song , Jiaojiao Li , Mathieu Salzmann , Yinlin Hu

In training object detector based on convolutional neural networks, selection of effective positive examples for training is an important factor. However, when training an anchor-based detectors with sparse annotations on an image, effort…

计算机视觉与模式识别 · 计算机科学 2020-06-23 Jihun Yoon , Seungbum Hong , Sanha Jeong , Min-Kook Choi

Robust and efficient learning remains a challenging problem in robotics, in particular with complex visual inputs. Inspired by human attention mechanism, with which we quickly process complex visual scenes and react to changes in the…

机器人学 · 计算机科学 2023-08-30 Daniel Scheuchenstuhl , Stefan Ulmer , Felix Resch , Luigi Berducci , Radu Grosu

We present a novel region based active learning method for semantic image segmentation, called MetaBox+. For acquisition, we train a meta regression model to estimate the segment-wise Intersection over Union (IoU) of each predicted segment…

计算机视觉与模式识别 · 计算机科学 2020-10-06 Pascal Colling , Lutz Roese-Koerner , Hanno Gottschalk , Matthias Rottmann

Bounding box regression is one of the important steps of object detection. However, rotation detectors often involve a more complicated loss based on SkewIoU which is unfriendly to gradient-based training. Most of the existing loss…

计算机视觉与模式识别 · 计算机科学 2024-05-21 Siliang Ma , Yong Xu

In this paper, we propose a object detection method expressed as rotated bounding box to solve grasping challenge in the scenes where rigid objects and soft objects are mixed together. Compared with traditional detection methods, this…

机器人学 · 计算机科学 2019-09-23 Xiaoman Wang , Xin Jiang , Jie Zhao , Shengfan Wang , Yunhui Liu

Modern CNN-based object detectors rely on bounding box regression and non-maximum suppression to localize objects. While the probabilities for class labels naturally reflect classification confidence, localization confidence is absent. This…

计算机视觉与模式识别 · 计算机科学 2018-08-01 Borui Jiang , Ruixuan Luo , Jiayuan Mao , Tete Xiao , Yuning Jiang

Despite that deep learning has achieved state-of-the-art performance for medical image segmentation, its success relies on a large set of manually annotated images for training that are expensive to acquire. In this paper, we propose an…

图像与视频处理 · 电气工程与系统科学 2021-01-01 Lu Wang , Dong Guo , Guotai Wang , Shaoting Zhang

Rearrangement planning for object retrieval tasks from confined spaces is a challenging problem, primarily due to the lack of open space for robot motion and limited perception. Several traditional methods exist to solve object retrieval…

机器人学 · 计算机科学 2024-02-13 Hanwen Ren , Ahmed H. Qureshi

Deep learning-based edge detectors heavily rely on pixel-wise labels which are often provided by multiple annotators. Existing methods fuse multiple annotations using a simple voting process, ignoring the inherent ambiguity of edges and…

计算机视觉与模式识别 · 计算机科学 2023-03-22 Caixia Zhou , Yaping Huang , Mengyang Pu , Qingji Guan , Li Huang , Haibin Ling

Weakly supervised object detection(WSOD) task uses only image-level annotations to train object detection task. WSOD does not require time-consuming instance-level annotations, so the study of this task has attracted more and more…

计算机视觉与模式识别 · 计算机科学 2019-11-27 Sheng Yi , Xi Li , Huimin Ma

Compressed sensing techniques enable efficient acquisition and recovery of sparse, high-dimensional data signals via low-dimensional projections. In this work, we propose Uncertainty Autoencoders, a learning framework for unsupervised…

机器学习 · 统计学 2019-04-15 Aditya Grover , Stefano Ermon

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