'Shape descriptor' diaporamas de présentation

Shape Descriptors I

Shape Descriptors I. Thomas Funkhouser CS597D, Fall 2003 Princeton University. 3D Representations. What properties are required for analysis and retrieval?. Retrieval. Analysis. Display. Editing. Property. Intuitive specification Yes No No No Guaranteed continuity Yes No No No

1.58k views • 129 slides

Michael Kazhdan Johns Hopkins University

Shape Matching for Model Alignment 3D Scan Matching and Registration, Part I ICCV 2005 Short Course. Michael Kazhdan Johns Hopkins University. Goal. Given two partially overlapping scans, compute the transformation that merges the two. Aligned Scans. Partially Overlapping Scans. Approach.

844 views • 83 slides

Genus Zero Surface Conformal Mapping and Its Application to Brain Surface Mapping

Genus Zero Surface Conformal Mapping and Its Application to Brain Surface Mapping. Xianfeng Gu, Yaling Wang, Tony Chan, Paul Thompson, Shing-Tung Yau. Conformal Mapping Overview. Map meshes onto simple geometric primitives Map genus zero surfaces onto spheres

1.01k views • 44 slides

Template based shape descriptor

Template based shape descriptor. Raif Rustamov Department of Mathematics and Computer Science Drew University, Madison, NJ, USA. Components of descriptors in general. Selection of surface feature Mapping Signal Processing Need this discussion to set up the context for our approach.

471 views • 35 slides

Recognizing Objects in Range Data Using Regional Point Descriptors Andrea Frome, Daniel Huber, Ravi Kolluri, Thomas Bul

Recognizing Objects in Range Data Using Regional Point Descriptors Andrea Frome, Daniel Huber, Ravi Kolluri, Thomas Bulow, Jitendra Malik. Sye-Min Christina Chan. Objective. Recognition of 3D objects using regional shape descriptors: 3D Shape Contexts, Harmonic Shape Contexts, and Spin Image.

343 views • 34 slides

The Terrapins

308 views • 20 slides

An Efficient and Robust Technique for Region Based Shape Representation and Retrieval

An Efficient and Robust Technique for Region Based Shape Representation and Retrieval Dengsheng Zhang and Melissa Chen Yi Lim Gippsland School of Information Technology, Monash University Churchill, Victoria 3842, Australia email: dengsheng.zhang@infotech.monash.edu.au. Outline. Motivations

282 views • 18 slides

S hape Matching and Classification Using Height Functions

303 views • 17 slides