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We present an approach that learns to synthesize high-quality, novel views of 3D objects or scenes, while providing fine-grained and precise control over the 6-DOF viewpoint. The approach is self-supervised and only requires 2D images and…

计算机视觉与模式识别 · 计算机科学 2019-09-10 Xu Chen , Jie Song , Otmar Hilliges

Recent advances in generative deep learning have enabled the creation of high-quality synthetic images in text-to-image generation. Prior work shows that fine-tuning a pretrained diffusion model on ImageNet and generating synthetic training…

计算机视觉与模式识别 · 计算机科学 2025-01-22 Zhuoran Yu , Chenchen Zhu , Sean Culatana , Raghuraman Krishnamoorthi , Fanyi Xiao , Yong Jae Lee

The objective of this paper is self-supervised learning from video, in particular for representations for action recognition. We make the following contributions: (i) We propose a new architecture and learning framework Memory-augmented…

计算机视觉与模式识别 · 计算机科学 2020-08-04 Tengda Han , Weidi Xie , Andrew Zisserman

Recently, cross domain transfer has been applied for unsupervised image restoration tasks. However, directly applying existing frameworks would lead to domain-shift problems in translated images due to lack of effective supervision.…

计算机视觉与模式识别 · 计算机科学 2020-03-31 Wenchao Du , Hu Chen , Hongyu Yang

The objective of this paper is self-supervised representation learning, with the goal of solving semi-supervised video object segmentation (a.k.a. dense tracking). We make the following contributions: (i) we propose to improve the existing…

计算机视觉与模式识别 · 计算机科学 2020-06-23 Fangrui Zhu , Li Zhang , Yanwei Fu , Guodong Guo , Weidi Xie

To recognize an object in an image, the user must apply a combination of operators, where each operator has a set of parameters. These parameters must be well adjusted in order to reach good results. Usually, this adjustment is made…

计算机视觉与模式识别 · 计算机科学 2012-11-30 Issam Qaffou , Mohamed Sadgal , Aziz Elfazziki

Developing personal robots that can perform a diverse range of manipulation tasks in unstructured environments necessitates solving several challenges for robotic grasping systems. We take a step towards this broader goal by presenting the…

We propose a learned image-guided rendering technique that combines the benefits of image-based rendering and GAN-based image synthesis. The goal of our method is to generate photo-realistic re-renderings of reconstructed objects for…

计算机视觉与模式识别 · 计算机科学 2020-01-16 Justus Thies , Michael Zollhöfer , Christian Theobalt , Marc Stamminger , Matthias Nießner

Recent learning-based visual localization methods use global descriptors to disambiguate visually similar places, but existing approaches often derive these descriptors from geometric cues alone (e.g., covisibility graphs), limiting their…

计算机视觉与模式识别 · 计算机科学 2026-01-09 Son Tung Nguyen , Alejandro Fontan , Michael Milford , Tobias Fischer

The use of multi-camera views simultaneously has been shown to improve the generalization capabilities and performance of visual policies. However, the hardware cost and design constraints in real-world scenarios can potentially make it…

机器人学 · 计算机科学 2023-12-05 Cihan Acar , Kuluhan Binici , Alp Tekirdağ , Yan Wu

Object detection and recognition has been an ongoing research topic for a long time in the field of computer vision. Even in robotics, detecting the state of an object by a robot still remains a challenging task. Also, collecting data for…

计算机视觉与模式识别 · 计算机科学 2019-08-01 Keval Doshi

Photo retouching enables photographers to invoke dramatic visual impressions by artistically enhancing their photos through stylistic color and tone adjustments. However, it is also a time-consuming and challenging task that requires…

计算机视觉与模式识别 · 计算机科学 2018-07-18 Zhicheng Yan , Hao Zhang , Baoyuan Wang , Sylvain Paris , Yizhou Yu

We consider the problem of detecting robotic grasps in an RGB-D view of a scene containing objects. In this work, we apply a deep learning approach to solve this problem, which avoids time-consuming hand-design of features. This presents…

机器学习 · 计算机科学 2014-08-22 Ian Lenz , Honglak Lee , Ashutosh Saxena

This paper proposes a dataset augmentation method by fine-tuning pre-trained diffusion models. Generating images using a pre-trained diffusion model with textual conditioning often results in domain discrepancy between real data and…

计算机视觉与模式识别 · 计算机科学 2024-12-23 Abdullah Al Rahat , Hemanth Venkateswara

We propose a framework for robust and efficient training of Dense Object Nets (DON) with a focus on multi-object robot manipulation scenarios. DON is a popular approach to obtain dense, view-invariant object descriptors, which can be used…

机器人学 · 计算机科学 2022-06-27 David B. Adrian , Andras Gabor Kupcsik , Markus Spies , Heiko Neumann

In this paper, we propose a simple yet effective transformer framework for self-supervised learning called DenseDINO to learn dense visual representations. To exploit the spatial information that the dense prediction tasks require but…

计算机视觉与模式识别 · 计算机科学 2023-06-09 Yike Yuan , Xinghe Fu , Yunlong Yu , Xi Li

Deep Learning models are incredibly data-hungry and require very large labeled datasets for supervised learning. As a consequence, these models often suffer from overfitting, limiting their ability to generalize to real-world examples.…

计算机视觉与模式识别 · 计算机科学 2025-09-16 Sahiti Yerramilli , Jayant Sravan Tamarapalli , Tanmay Girish Kulkarni , Jonathan Francis , Eric Nyberg

Image search engines enable the retrieval of images relevant to a query image. In this work, we consider the setting where a query for similar images is derived from a collection of images. For visual search, the similarity measurements may…

计算机视觉与模式识别 · 计算机科学 2023-02-07 Nihal Jain , Praneetha Vaddamanu , Paridhi Maheshwari , Vishwa Vinay , Kuldeep Kulkarni

We investigate the problem of learning category-specific 3D shape reconstruction from a variable number of RGB views of previously unobserved object instances. Most approaches for multiview shape reconstruction operate on sparse shape…

计算机视觉与模式识别 · 计算机科学 2019-12-10 Srinath Sridhar , Davis Rempe , Julien Valentin , Sofien Bouaziz , Leonidas J. Guibas

In video-based action recognition, viewpoint variations often pose major challenges because the same actions can appear different from different views. We use the complementary RGB and Depth information from the RGB-D cameras to address…

计算机视觉与模式识别 · 计算机科学 2018-01-16 Jian Liu , Naveed Akhtar , Ajmal Mian