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The practicality of 3D object pose estimation remains limited for many applications due to the need for prior knowledge of a 3D model and a training period for new objects. To address this limitation, we propose an approach that takes a…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Van Nguyen Nguyen , Thibault Groueix , Yinlin Hu , Mathieu Salzmann , Vincent Lepetit

Semantic patterns of fine-grained objects are determined by subtle appearance difference of local parts, which thus inspires a number of part-based methods. However, due to uncontrollable object poses in images, distinctive details carried…

Computer Vision and Pattern Recognition · Computer Science 2022-03-31 Xuhui Yang , Yaowei Wang , Ke Chen , Yong Xu , Yonghong Tian

This work aims to estimate 6Dof (6D) object pose in background clutter. Considering the strong occlusion and background noise, we propose to utilize the spatial structure for better tackling this challenging task. Observing that the 3D mesh…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Jianhan Mei , Xudong Jiang , Henghui Ding

We aim to localize objects in images using image-level supervision only. Previous approaches to this problem mainly focus on discriminative object regions and often fail to locate precise object boundaries. We address this problem by…

Computer Vision and Pattern Recognition · Computer Science 2016-09-15 Vadim Kantorov , Maxime Oquab , Minsu Cho , Ivan Laptev

Foreground object search (FOS) aims to find compatible foreground objects for a given background image, producing realistic composite image. We observe that competitive retrieval performance could be achieved by using a discriminator to…

Computer Vision and Pattern Recognition · Computer Science 2023-08-10 Bo Zhang , Jiacheng Sui , Li Niu

Many object pose estimation algorithms rely on the analysis-by-synthesis framework which requires explicit representations of individual object instances. In this paper we combine a gradient-based fitting procedure with a parametric neural…

Computer Vision and Pattern Recognition · Computer Science 2020-08-20 Xu Chen , Zijian Dong , Jie Song , Andreas Geiger , Otmar Hilliges

Image composition is a fundamental operation in image editing field. However, unharmonious foreground and background downgrade the quality of composite image. Image harmonization, which adjusts the foreground to improve the consistency, is…

Computer Vision and Pattern Recognition · Computer Science 2021-04-06 Wenyan Cong , Li Niu , Jianfu Zhang , Jing Liang , Liqing Zhang

This paper proposes a deep learning based method for colored transparent object matting from a single image. Existing approaches for transparent object matting often require multiple images and long processing times, which greatly hinder…

Computer Vision and Pattern Recognition · Computer Science 2019-10-08 Jamal Ahmed Rahim , Kwan-Yee Kenneth Wong

We study the problem of placing a grasped object on an empty flat surface in an upright orientation, such as placing a cup on its bottom rather than on its side. We aim to find the required object rotation such that when the gripper is…

Robotics · Computer Science 2021-04-20 Rhys Newbury , Kerry He , Akansel Cosgun , Tom Drummond

We propose a method for annotating the location of objects in ImageNet. Traditionally, this is cast as an image window classification problem, where each window is considered independently and scored based on its appearance alone. Instead,…

Computer Vision and Pattern Recognition · Computer Science 2015-08-05 Alexander Vezhnevets , Vittorio Ferrari

We demonstrate that frequently appearing objects can be discovered by training randomly sampled patches from a small number of images (100 to 200) by self-supervision. Key to this approach is the pattern space, a latent space of patterns…

Computer Vision and Pattern Recognition · Computer Science 2021-06-17 Hankyu Moon , Heng Hao , Sima Didari , Jae Oh Woo , Patrick Bangert

Visual place recognition is a challenging task in the field of computer vision, and autonomous robotics and vehicles, which aims to identify a location or a place from visual inputs. Contemporary methods in visual place recognition employ…

Computer Vision and Pattern Recognition · Computer Science 2024-05-29 Shyam Sundar Kannan , Byung-Cheol Min

Creative processes such as painting often involve creating different components of an image one by one. Can we build a computational model to perform this task? Prior works often fail by making global changes to the image, inserting objects…

Computer Vision and Pattern Recognition · Computer Science 2024-12-25 Alper Canberk , Maksym Bondarenko , Ege Ozguroglu , Ruoshi Liu , Carl Vondrick

Feature disentanglement of the foreground target objects and the background surrounding context has not been yet fully accomplished. The lack of network interpretability prevents advancing for feature disentanglement and better…

Computer Vision and Pattern Recognition · Computer Science 2020-11-24 Mahdi Biparva , John Tsotsos

This paper proposes a new image-based localization framework that explicitly localizes the camera/robot by fusing Convolutional Neural Network (CNN) and sequential images' geometric constraints. The camera is localized using a single or few…

Computer Vision and Pattern Recognition · Computer Science 2022-01-06 Jingwei Song , Mitesh Patel , Maani Ghaffari

In this work, we study different approaches to self-supervised pretraining of object detection models. We first design a general framework to learn a spatially consistent dense representation from an image, by randomly sampling and…

Computer Vision and Pattern Recognition · Computer Science 2022-08-12 Trung Dang , Simon Kornblith , Huy Thong Nguyen , Peter Chin , Maryam Khademi

The goal of object detection is to find objects in an image. An object detector accepts an image and produces a list of locations as $(x,y)$ pairs. Here we introduce a new concept: {\bf location-based boosting}. Location-based boosting…

Computer Vision and Pattern Recognition · Computer Science 2013-09-05 Damian Eads , David Helmbold , Ed Rosten

We present a method for compositing virtual objects into a photograph such that the object colors appear to have been processed by the photo's camera imaging pipeline. Compositing in such a camera-aware manner is essential for high realism,…

Computer Vision and Pattern Recognition · Computer Science 2019-03-28 Jun Gao , Xiao Li , Liwei Wang , Sanja Fidler , Stephen Lin

Self-supervised prediction is a powerful mechanism to learn representations that capture the underlying structure of the data. Despite recent progress, the self-supervised video prediction task is still challenging. One of the critical…

Computer Vision and Pattern Recognition · Computer Science 2020-04-21 Hafez Farazi , Sven Behnke

In the field of state-of-the-art object detection, the task of object localization is typically accomplished through a dedicated subnet that emphasizes bounding box regression. This subnet traditionally predicts the object's position by…

Computer Vision and Pattern Recognition · Computer Science 2023-07-20 Peng Zhi , Haoran Zhou , Hang Huang , Rui Zhao , Rui Zhou , Qingguo Zhou