نتایج جستجو برای: disjoint camera views

تعداد نتایج: 149291  

1999
Peter Eisert Eckehard G. Steinbach Bernd Girod

ICASSP’99, Phoenix, USA, pp. 3509-3512, March 1999. In this paper we present a volumetric method for the 3-D reconstruction of real world objects from multiple calibrated camera views. The representation of the objects is fully volume-based and no explicit surface description is needed. The approach is based on multi-hypothesis tests of the voxel model back-projected into the image planes. All ...

2014
Ziming Zhang Yuting Chen Venkatesh Saligrama

Person re-identification aims to maintain the identity of an individual in diverse locations through different non-overlapping camera views. The problem is fundamentally challenging due to appearance variations resulting from differing poses, illumination and configurations of camera views. To deal with these difficulties, we propose a novel visual word co-occurrence model. We first map each pi...

Journal: :Computer Vision and Image Understanding 2006
Alper Yilmaz Mubarak Shah

When the camera viewing an action is moving, the motion observed in the video not only contains the motion of the actor but also the motion of the camera. At each time instant, in addition to the camera motion, a different view of the action is observed. In this paper, we propose a novel method to perform action recognition in presence of camera motion. Proposed method is based on the epipolar ...

Journal: :Signal, Image and Video Processing 2014
Jae-Il Jung Yo-Sung Ho

Various types of multi-view camera systems have been proposed for capturing three dimensional scenes. Yet, color distributions among multi-view images remain inconsistent in most cases, degrading multi-view video coding performance. In this paper, we propose a color correction algorithm based on the camera characteristics to effectively solve such a problem. Initially, we model camera character...

2010
Alessandro Rudi Matia Pizzoli Fiora Pirri

The Viewing Graph [1] represents several views linked by the corresponding fundamental matrices, estimated pairwise. Given a Viewing Graph, the tuples of consistent camera matrices form a family that we call the Solution Set. This paper provides a theoretical framework that formalizes different properties of the topology, linear solvability and number of solutions of multi-camera systems. We sy...

Journal: :CoRR 2017
Weihong Li Zhuowei Zhong Wei-Shi Zheng

Person re-identification (re-id) is to match people across disjoint camera views in a multi-camera system, and re-id has been an important technology applied in smart city in recent years. However, the majority of existing person re-id methods are not designed for processing sequential data in an online way. This ignores the real-world scenario that person images detected from multi-cameras sys...

2000
Eddie Cooke Oliver Schreer Bernhard Pasewaldt Peter Kauff

The proposed approach is motivated by applications which allow user navigation and individual viewpoint specification in shared virtual environments with telepresence quality. In this context, we present a synthesis method for arbitrary virtual views in a multi-view camera set-up. This method generates a close to realtime, view adaptable reconstruction of a 3dimensional, (3D), object taken from...

1995
Wolfgang Niem Hellward Broszio

An algorithm for the mapping of texture from multiple camera views onto a 3D model of a real object is presented. The texture sources are images taken from an object rotating in front of a stationary calibrated camera. The 3D model is represented by a wireframe built of triangles and is geometrically adjusted to the camera views. The presented approach aims at the reduction of texture distortio...

Journal: :CoRR 2014
Ziming Zhang Venkatesh Saligrama

The goal of person re-identification (re-id) is to maintain the identity of an individual in diverse locations through different non-overlapping camera views. Re-id is fundamentally challenging because of appearance changes resulting from differing pose, illumination and camera calibration of the two views. Existing literature deals with the two-camera problem and proposes methods that seek to ...

1999
Lihi Zelnik-Manor Michal Irani

The motion of a planar surface between two camera views induces a homography. The homography depends on the camera intrinsic and extrinsic parameters, as well as on the 3D plane parameters. While camera parameters vary across di erent views, the plane geometry remains the same. Based on this fact, we derive linear subspace constraints on the relative motion of multiple ( 2) planes across multip...

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