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VISUALIZATION
2002
IEEE
14 years 2 months ago
Computing Singularities of 3D Vector Fields with Geometric Algebra
Critical points of a vector field are key to their characterization. Not only their positions but also their indexes are crucial for understanding vector fields. Considerable wo...
Stephen Mann, Alyn P. Rockwood
IEEEARES
2006
IEEE
14 years 3 months ago
Digital Signatures with Familiar Appearance for e-Government Documents: Authentic PDF
Abstract— Most e-government applications have to find a solution for simple, reliable, secure and authentic signing of official documents. Citizens need a simple way to verify ...
Thomas Neubauer, Edgar Weippl, Stefan Biffl
ASSETS
2006
ACM
14 years 1 months ago
Where's my stuff?: design and evaluation of a mobile system for locating lost items for the visually impaired
Finding lost items is a common problem for the visually impaired and is something that computing technology can help alleviate. In this paper, we present the design and evaluation...
Julie A. Kientz, Shwetak N. Patel, Arwa Z. Tyebkha...
APVIS
2010
13 years 10 months ago
A sketch-based interface for classifying and visualizing vector fields
In flow visualization, field lines are often used to convey both global and local structure and movement of the flow. One challenge is to find and classify the representative fiel...
Jishang Wei, Chaoli Wang, Hongfeng Yu, Kwan-Liu Ma
IROS
2009
IEEE
131views Robotics» more  IROS 2009»
14 years 4 months ago
Visual Place Categorization: Problem, dataset, and algorithm
Abstract— In this paper we describe the problem of Visual Place Categorization (VPC) for mobile robotics, which involves predicting the semantic category of a place from image me...
Jianxin Wu, Henrik I. Christensen, James M. Rehg