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Efficient generation of high-quality object proposals is an essential step in state-of-the-art object detection systems based on deep convolutional neural networks (DCNN) features. Current object proposal algorithms are computationally…

Computer Vision and Pattern Recognition · Computer Science 2016-04-14 Yongxi Lu , Tara Javidi

We present a new method for efficient high-quality image segmentation of objects and scenes. By analogizing classical computer graphics methods for efficient rendering with over- and undersampling challenges faced in pixel labeling tasks,…

Computer Vision and Pattern Recognition · Computer Science 2020-02-18 Alexander Kirillov , Yuxin Wu , Kaiming He , Ross Girshick

End-to-end region-based object detectors like Sparse R-CNN usually have multiple cascade bounding box decoding stages, which refine the current predictions according to their previous results. Model parameters within each stage are…

Computer Vision and Pattern Recognition · Computer Science 2023-07-26 Jing Zhao , Li Sun , Qingli Li

In this paper, a new method for generating object and action proposals in images and videos is proposed. It builds on activations of different convolutional layers of a pretrained CNN, combining the localization accuracy of the early layers…

Computer Vision and Pattern Recognition · Computer Science 2016-06-16 Amir Ghodrati , Ali Diba , Marco Pedersoli , Tinne Tuytelaars , Luc Van Gool

Object class detectors typically apply a window classifier to all the windows in a large set, either in a sliding window manner or using object proposals. In this paper, we develop an active search strategy that sequentially chooses the…

Computer Vision and Pattern Recognition · Computer Science 2015-04-15 Abel Gonzalez-Garcia , Alexander Vezhnevets , Vittorio Ferrari

3D object detection from raw and sparse point clouds has been far less treated to date, compared with its 2D counterpart. In this paper, we propose a novel framework called FVNet for 3D front-view proposal generation and object detection…

Computer Vision and Pattern Recognition · Computer Science 2019-11-27 Jie Zhou , Xin Tan , Zhiwei Shao , Lizhuang Ma

As a fundamental problem in computer vision, 3D object detection is experiencing rapid growth. To extract the point-wise features from the irregularly and sparsely distributed points, previous methods usually take a feature grouping module…

Computer Vision and Pattern Recognition · Computer Science 2022-04-06 Haiyang Wang , Shaoshuai Shi , Ze Yang , Rongyao Fang , Qi Qian , Hongsheng Li , Bernt Schiele , Liwei Wang

We address the problem of instance-level semantic segmentation, which aims at jointly detecting, segmenting and classifying every individual object in an image. In this context, existing methods typically propose candidate objects, usually…

Computer Vision and Pattern Recognition · Computer Science 2017-04-10 Zeeshan Hayder , Xuming He , Mathieu Salzmann

Pixel-wise annotations are notoriously labourious and costly to obtain in the medical domain. To mitigate this burden, weakly supervised approaches based on bounding box annotations-much easier to acquire-offer a practical alternative.…

Computer Vision and Pattern Recognition · Computer Science 2025-07-04 Mélanie Gaillochet , Mehrdad Noori , Sahar Dastani , Christian Desrosiers , Hervé Lombaert

This paper addresses incremental few-shot instance segmentation, where a few examples of new object classes arrive when access to training examples of old classes is not available anymore, and the goal is to perform well on both old and new…

Computer Vision and Pattern Recognition · Computer Science 2022-06-01 Khoi Nguyen , Sinisa Todorovic

It is challenging for weakly supervised object detection network to precisely predict the positions of the objects, since there are no instance-level category annotations. Most existing methods tend to solve this problem by using a…

Computer Vision and Pattern Recognition · Computer Science 2019-11-28 Ke Yang , Dongsheng Li , Yong Dou

We are motivated by the need for a generic object proposal generation algorithm which achieves good balance between object detection recall, proposal localization quality and computational efficiency. We propose a novel object proposal…

Computer Vision and Pattern Recognition · Computer Science 2017-05-23 Ziming Zhang , Yun Liu , Xi Chen , Yanjun Zhu , Ming-Ming Cheng , Venkatesh Saligrama , Philip H. S. Torr

Many recent studies have shown that deep neural models are vulnerable to adversarial samples: images with imperceptible perturbations, for example, can fool image classifiers. In this paper, we present the first type-specific approach to…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Omid Mohamad Nezami , Akshay Chaturvedi , Mark Dras , Utpal Garain

The convention standard for object detection uses a bounding box to represent each individual object instance. However, it is not practical in the industry-relevant applications in the context of warehouses due to severe occlusions among…

Computer Vision and Pattern Recognition · Computer Science 2020-12-08 Yuanqiang Cai , Longyin Wen , Libo Zhang , Dawei Du , Weiqiang Wang

Recent object detectors use four-coordinate bounding box (bbox) regression to predict object locations. Providing additional information indicating the object positions and coordinates will improve detection performance. Thus, we propose…

Computer Vision and Pattern Recognition · Computer Science 2019-08-01 Ba Rom Kang , Ha Young Kim

One popular approach to interactively segment the foreground object of interest from an image is to annotate a bounding box that covers the foreground object. Then, a binary labeling is performed to achieve a refined segmentation. One major…

Computer Vision and Pattern Recognition · Computer Science 2015-11-24 Hongkai Yu , Youjie Zhou , Hui Qian , Min Xian , Yuewei Lin , Dazhou Guo , Kang Zheng , Kareem Abdelfatah , Song Wang

Fine-grained image recognition has been a hot research topic in computer vision due to its various applications. The-state-of-the-art is the part/region-based approaches that first localize discriminative parts/regions, and then learn their…

Computer Vision and Pattern Recognition · Computer Science 2019-08-07 Peng Zhang , Xinyu Zhu , Zhanzhan Cheng , Shuigeng Zhou , Yi Niu

Open vocabulary object detection has been greatly advanced by the recent development of vision-language pretrained model, which helps recognize novel objects with only semantic categories. The prior works mainly focus on knowledge…

Computer Vision and Pattern Recognition · Computer Science 2026-05-18 Tao Wang , Nan Li

Existing object proposal approaches use primarily bottom-up cues to rank proposals, while we believe that objectness is in fact a high level construct. We argue for a data-driven, semantic approach for ranking object proposals. Our…

Computer Vision and Pattern Recognition · Computer Science 2015-09-29 Weicheng Kuo , Bharath Hariharan , Jitendra Malik

We propose an embarrassingly simple point annotation scheme to collect weak supervision for instance segmentation. In addition to bounding boxes, we collect binary labels for a set of points uniformly sampled inside each bounding box. We…

Computer Vision and Pattern Recognition · Computer Science 2022-06-17 Bowen Cheng , Omkar Parkhi , Alexander Kirillov