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Displaying 1-22 out of 22 total
Splatting of Non Rectilinear Volumes Through Stochastic Resampling
Found in: IEEE Transactions on Visualization and Computer Graphics
By Xiaoyang Mao
Issue Date:June 1996
pp. 156-170
<p><b>Abstract</b>—This paper extends the conventional splatting algorithm for volume rendering non rectilinear grids. A stochastic sampling technique called Poisson sphere/ellipsoid is employed to adaptively resample a non rectilinear gr...
 
Clikable Virtual Button in Real Space
Found in: 2013 International Conference on Cyberworlds (CW)
By Atsushi Sugiura,Masahiro Toyoura, Xiaoyang Mao
Issue Date:October 2013
pp. 384
Summary form only given. Clicking a virtual object is the most fundamental and important interaction in Augmented Reality (AR). This paper presents a new natural click interface for AR systems. Through a primary study, we found the acceleration of fingerti...
 
ActVis: Activity Visualization in Videos
Found in: 2013 International Conference on Cyberworlds (CW)
By Masahiro Toyoura,Satoshi Nishiguchi, Xiaoyang Mao,Masayuki Murakami
Issue Date:October 2013
pp. 222-225
We present ActVis, which is a computer-aided video surveillance system for detecting and visualizing the activation levels of multiple objects in a video. ActVis indicates
 
Detecting Markers in Blurred and Defocused Images
Found in: 2013 International Conference on Cyberworlds (CW)
By Masahiro Toyoura,Haruhito Aruga,Matthew Turk, Xiaoyang Mao
Issue Date:October 2013
pp. 183-190
Planar markers enable an augmented reality (AR) system to estimate the pose of objects from images containing them. However, conventional markers are difficult to detect in blurred or defocused images. We propose a new marker and a new detection and identi...
 
Emotion Estimation from Biological Signals and Its Application to an Emotional Painting Tool
Found in: 2013 International Conference on Cyberworlds (CW)
By Masaki Omata,Daisuke Kanuka, Xiaoyang Mao
Issue Date:October 2013
pp. 240-246
This paper describes a technique for estimating the emotion of a user from the biological signals of user's central nervous system, such as cerebral blood flow and brain wave. The proposed technique uses multiple regression analysis in providing a high res...
 
Color-Mood-Aware Clothing Re-texturing
Found in: Computer-Aided Design and Computer Graphics, International Conference on
By Jianbing Shen,Hanqiu Sun,Xiaoyang Mao,Yanwen Guo,Xiaogang Jin
Issue Date:September 2011
pp. 151-154
In this paper, we present a novel color-mood-aware technique to re-texture clothing in a photograph. An efficient classification algorithm is developed to classify clothing textures using color mood scheme. To re-texture the clothing, our approach first co...
 
Re-texturing by Intrinsic Video
Found in: Digital Image Computing: Techniques and Applications
By Xing Yan, Jianbing Shen, Ying He, Xiaoyang Mao
Issue Date:December 2010
pp. 486-491
In this paper, we present a novel re-texturing approach using intrinsic video. Our approach begins with indicating the regions of interests by contour-aware layer segmentation. Then, the intrinsic video (including reflectance and illumination components) w...
 
Nondissipative Marbling
Found in: IEEE Computer Graphics and Applications
By Jiayi Xu, Xiaoyang Mao, Xiaogang Jin
Issue Date:March 2008
pp. 35-43
A real-time marbling system for creating marbling textures interactively uses a modern GPU. The approach models the marbling texture design process as a 2D fluid-dynamics problem and forms textures as a result of the color advection in the 2D flow fields.
 
Computer-Generated Marbling Textures: A GPU-Based Design System
Found in: IEEE Computer Graphics and Applications
By Xiaogang Jin, Shaochun Chen, Xiaoyang Mao
Issue Date:March 2007
pp. 78-84
A computer system for interactively creating marbling textures is built on the physical model of the traditional marbling process. The approach generates marbling designs as the result of color advection in the 2D flow fields obtained by numerically solvin...
 
Colored Pencil Filter with Custom Colors
Found in: Computer Graphics and Applications, Pacific Conference on
By Shigefumi Yamamoto, Xiaoyang Mao, Atsumi Imamiya
Issue Date:October 2004
pp. 329-338
This paper presents a new technique for automatically converting digital images into colored pencil drawings. In real colored pencil drawing, artists use different colors for different regions, and add pure colors directly onto paper to build the target co...
 
Enhanced LIC Pencil Filter
Found in: Computer Graphics, Imaging and Visualization, International Conference on
By Shigefumi Yamamoto, Xiaoyang Mao, Atsumi Imamiya
Issue Date:July 2004
pp. 251-256
This paper proposes an extension to the existing automatic pencil drawing generation technique based on Line Integral Convolution (LIC). The original LIC pencil filter utilizes image segmentation and texture direction detection techniques for defining outl...
 
Sketch Interface Based Expressive Hairstyle Modelling and Rendering
Found in: Computer Graphics International Conference
By Xiaoyang Mao, Hiroki Kato, Atsumi Imamiya, Ken Anjyo
Issue Date:June 2004
pp. 608-611
We present a new system for interactively modeling and rendering non-photorealistic hairstyles. The system is featured with a user-friendly sketch interface allowing a user generate his/her desired hairstyle simply by drawing a few free-form strokes. Hairs...
 
A Gaze and Speech Multimodal Interface
Found in: Distributed Computing Systems Workshops, International Conference on
By Qiaohui Zhang, Atsumi Imamiya, Kentaro Go, Xiaoyang Mao
Issue Date:March 2004
pp. 208-214
Eyesight and speech are two channels that humans naturally use to communicate with each other. However both the eye tracking and the speech recognition technique available today are still far from perfect. Our goal is find how to effectively make use of th...
 
Image-Guided Streamline Placement on Curvilinear Grid Surfaces
Found in: Visualization Conference, IEEE
By Xiaoyang Mao, Yuji Hatanaka, Hidenori Higashida, Atsumi Imamiya
Issue Date:October 1998
pp. 135
The success of using streamline technique for visualizing a vector field usually depends largely on the choice of adequate seed points. Turk and Banks developed an elegant technique for automatically placing seed points to achieve a uniform distribution of...
 
Splatting of curvilinear volumes
Found in: Visualization Conference, IEEE
By Xiaoyang Mao, Lichan Hong, A. Kaufman
Issue Date:November 1995
pp. 61
The paper presents a splatting algorithm for volume rendering of curvilinear grids. A stochastic sampling technique called Poisson sphere/ellipsoid sampling is employed to adaptively resample a curvilinear grid with a set of randomly distributed points who...
 
Interactive visualization of mixed scalar and vector fields
Found in: Visualization Conference, IEEE
By Lichan Hong, Xiaoyang Mao, A. Kaufman
Issue Date:November 1995
pp. 240
This paper describes an approach for interactive visualization of mixed scalar and vector fields, in which vector icons are generated from pre-voxelized icon templates and volume-rendered together with the volumetric scalar data. This approach displays sim...
 
Mathematical Marbling
Found in: IEEE Computer Graphics and Applications
By Shufang Lu,A. Jaffer, Xiaogang Jin, Hanli Zhao, Xiaoyang Mao
Issue Date:November 2012
pp. 26-35
In this paper, the proposed method takes a mathematical approach with closed-form expressions to simulate marbling. This method improves control, ease of implementation, parallelism, and speed, enabling real-time visual feedback and creation of vivid flowi...
 
Be-code: information embedding for logo images
Found in: Proceedings of the 10th International Conference on Advances in Mobile Computing & Multimedia (MoMM '12)
By Chihiro Sugawara, Kazuha Yamada, Masahiro Toyoura, Satoshi Takatsu, Xiaoyang Mao, Yasuna Yamashita
Issue Date:December 2012
pp. 302-305
2D image codes are widely used for inputting information to mobile devices with cameras. QR code is a typical example of such codes. Conventional image codes do not have semantics in images themselves. Such codes may spoil the quality of design when attach...
     
Using eye-tracking data for automatic film comic creation
Found in: Proceedings of the Symposium on Eye Tracking Research and Applications (ETRA '12)
By Masahiro Toyoura, Mamoru Kunihiro, Tomoya Sawada, Xiaoyang Mao
Issue Date:March 2012
pp. 373-376
A film comic is a kind of art work representing a movie story as a comic. It uses the images of the movie as panels. Verbal information such as dialogue and narrations is represented in word balloons. A key issue in creating film comics is how to select im...
     
BioMetal glove
Found in: Proceedings of the 17th ACM Symposium on Virtual Reality Software and Technology (VRST '10)
By Masahiro Toyoura, Tatsuya Shono, Xiaoyang Mao
Issue Date:November 2010
pp. 135-138
We propose a new haptic device for rendering contact sensation of virtual objects in camera-based Augmented Reality (AR) environments. Haptic feedback can help a user to intuitively sense virtual objects. For vision-impaired users, it also means a transfer...
     
AtelierM: a physically based interactive system for creating traditional marbling textures
Found in: Proceedings of the 1st international conference on Computer graphics and interactive techniques in Austalasia and South East Asia (GRAPHITE '03)
By Atsumi Imamiya, Toshikazu Suzuki, Xiaoyang Mao
Issue Date:February 2003
pp. 79-ff
Marbling is a traditional art and printing technique loved by people all over the world for centuries. This paper presents AtelierM as a new interactive computer system for creating traditional marbling textures. AterlierM is built on the physical model of...
     
Automatic generation of pencil drawing using LIC
Found in: ACM SIGGRAPH 2002 conference abstracts and applications (SIGGRAPH '02)
By Atsumi Imamiya, Xiaoyang Mao, Yoshinori Nagasaka
Issue Date:July 2002
pp. 149-149
Line Integral Convolution (LIC)[Cabral and Leedom 1993]] is a texture based vector field visualization technique. Why using LIC for pencil drawing generation? Let us look at the two images shown in Figure 1. Figure 1(a) is a digitized sample of a real penc...
     
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