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Facial motion retargeting is an important problem in both computer graphics and vision, which involves capturing the performance of a human face and transferring it to another 3D character. Learning 3D morphable model (3DMM) parameters from…

计算机视觉与模式识别 · 计算机科学 2019-03-01 Bindita Chaudhuri , Noranart Vesdapunt , Baoyuan Wang

In this paper, we propose a novel architecture that iteratively discovers and segments out the objects of a scene based on the image reconstruction quality. Different from other approaches, our model uses an explicit localization module…

计算机视觉与模式识别 · 计算机科学 2019-11-22 Weitang Liu , Lifeng Wei , James Sharpnack , John D. Owens

Activity detection from first-person videos (FPV) captured using a wearable camera is an active research field with potential applications in many sectors, including healthcare, law enforcement, and rehabilitation. State-of-the-art methods…

计算机视觉与模式识别 · 计算机科学 2020-08-20 Asif Shahriyar Sushmit , Partho Ghosh , Md. Abrar Istiak , Nayeeb Rashid , Ahsan Habib Akash , Taufiq Hasan

Successive frames of a video are highly redundant, and the most popular object detection methods do not take advantage of this fact. Using multiple consecutive frames can improve detection of small objects or difficult examples and can…

计算机视觉与模式识别 · 计算机科学 2019-03-29 Hughes Perreault , Guillaume-Alexandre Bilodeau , Nicolas Saunier , Pierre Gravel

Object detection is essential to safe autonomous or assisted driving. Previous works usually utilize RGB images or LiDAR point clouds to identify and localize multiple objects in self-driving. However, cameras tend to fail in bad driving…

计算机视觉与模式识别 · 计算机科学 2021-07-06 Zangwei Zheng , Xiangyu Yue , Kurt Keutzer , Alberto Sangiovanni Vincentelli

A common approach for moving objects segmentation in a scene is to perform a background subtraction. Several methods have been proposed in this domain. However, they lack the ability of handling various difficult scenarios such as…

计算机视觉与模式识别 · 计算机科学 2018-08-06 Long Ang Lim , Hacer Yalim Keles

With the rapid proliferation of autonomous driving, there has been a heightened focus on the research of lidar-based 3D semantic segmentation and object detection methodologies, aiming to ensure the safety of traffic participants. In recent…

计算机视觉与模式识别 · 计算机科学 2024-06-13 Jiahua Xu , Si Zuo , Chenfeng Wei , Wei Zhou

The correct ego-motion estimation basically relies on the understanding of correspondences between adjacent LiDAR scans. However, given the complex scenarios and the low-resolution LiDAR, finding reliable structures for identifying…

计算机视觉与模式识别 · 计算机科学 2022-03-01 Yan Xu , Junyi Lin , Jianping Shi , Guofeng Zhang , Xiaogang Wang , Hongsheng Li

Glass-like objects can be seen everywhere in our daily life which are very hard for existing methods to segment them. The properties of transparencies pose great challenges of detecting them from the chaotic background and the vague…

计算机视觉与模式识别 · 计算机科学 2024-02-15 Zhiyu Xu , Qingliang Chen

Video anomaly detection is a challenging task in the computer vision community. Most single task-based methods do not consider the independence of unique spatial and temporal patterns, while two-stream structures lack the exploration of the…

计算机视觉与模式识别 · 计算机科学 2022-07-28 Yang Liu , Jing Liu , Mengyang Zhao , Dingkang Yang , Xiaoguang Zhu , Liang Song

In this work, we bridge the gap between recent pose estimation and tracking work to develop a powerful method for robots to track objects in their surroundings. Motion-Nets use a segmentation model to segment the scene, and separate…

机器人学 · 计算机科学 2019-10-31 Felix Leeb , Arunkumar Byravan , Dieter Fox

Recent object detection systems rely on two critical steps: (1) a set of object proposals is predicted as efficiently as possible, and (2) this set of candidate proposals is then passed to an object classifier. Such approaches have been…

计算机视觉与模式识别 · 计算机科学 2015-09-02 Pedro O. Pinheiro , Ronan Collobert , Piotr Dollar

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…

计算机视觉与模式识别 · 计算机科学 2020-04-21 Hafez Farazi , Sven Behnke

We propose a new structure-from-motion framework to recover accurate camera poses and point clouds from unordered images. Traditional SfM systems typically rely on the successful detection of repeatable keypoints across multiple views as…

计算机视觉与模式识别 · 计算机科学 2023-06-28 Xingyi He , Jiaming Sun , Yifan Wang , Sida Peng , Qixing Huang , Hujun Bao , Xiaowei Zhou

This work proposes a new end-to-end DCNN based approach for motion segmentation, especially for video sequences captured with such non-static cameras, called MOSNET. While other approaches focus on spatial or temporal context only, the…

计算机视觉与模式识别 · 计算机科学 2021-02-23 Markus Bosch

Detecting the openable parts of articulated objects is crucial for downstream applications in intelligent robotics, such as pulling a drawer. This task poses a multitasking challenge due to the necessity of understanding object categories…

计算机视觉与模式识别 · 计算机科学 2024-12-18 Siqi Li , Xiaoxue Chen , Haoyu Cheng , Guyue Zhou , Hao Zhao , Guanzhong Tian

In this paper, we propose a novel self-supervised learning model for estimating continuous ego-motion from video. Our model learns to estimate camera motion by watching RGBD or RGB video streams and determining translational and rotation…

计算几何 · 计算机科学 2018-06-28 Minhaeng Lee , Charless C. Fowlkes

Current non-rigid structure from motion (NRSfM) algorithms are mainly limited with respect to: (i) the number of images, and (ii) the type of shape variability they can handle. This has hampered the practical utility of NRSfM for many…

计算机视觉与模式识别 · 计算机科学 2019-08-13 Chen Kong , Simon Lucey

Occlusions play an important role in disparity and optical flow estimation, since matching costs are not available in occluded areas and occlusions indicate depth or motion boundaries. Moreover, occlusions are relevant for motion…

计算机视觉与模式识别 · 计算机科学 2018-08-09 Eddy Ilg , Tonmoy Saikia , Margret Keuper , Thomas Brox

The objective of this paper is motion segmentation -- discovering and segmenting the moving objects in a video. This is a much studied area with numerous careful, and sometimes complex, approaches and training schemes including:…

计算机视觉与模式识别 · 计算机科学 2024-11-25 Junyu Xie , Charig Yang , Weidi Xie , Andrew Zisserman