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ICPR
2006
IEEE
16 years 27 days ago
Superimposing 3D Virtual Objects using Markerless Tracking
This paper presents a novel methods to estimate the coordinates of a 3D object using the four vertices of a quadrangle and to track the markerless feature points. These methods ar...
Sang-Cheol Park, Sang-Woong Lee, Seong-Whan Lee
ICPR
2002
IEEE
16 years 27 days ago
Dense Estimation of Surface Reflectance Properties of Objects with Interreflections
In augmented virtuality which virtualizes real objects to construct a mixed reality environment, it is important to estimate object surface reflectance properties to render object...
Takashi Machida, Naokazu Yokoya
WWW
2001
ACM
16 years 14 days ago
Visitor awareness in the web
The World-Wide Web constitutes an activity space in which people set up and host places that are visited by others. To render web places such as homes, sites, and portals attracti...
Albrecht Schmidt, Hans-Werner Gellersen
CHI
2006
ACM
16 years 6 days ago
Prototyping retractable string-based interaction techniques for dual-display mobile devices
Accessing information on mobile and wearable devices often requires the user's visual attention, and the precise operation of virtual or physical widgets. However, these inte...
Chandra Narayanaswami, Gábor Blaskó,...
CHI
2006
ACM
16 years 6 days ago
Active CyberCode: a directly controllable 2D code
Many augmented reality (AR) applications which overlay computer graphics on a real image have been developed. One of the limitations of such applications is that a user has to con...
Yuji Ayatsuka, Jun Rekimoto