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Chapter and Conference Paper
A Novel Approach to On-Site Camera Calibration and Tracking for MR Pre-visualization Procedure
This paper presents camera calibration and tracking method for mixed reality based pre-visualization system for filmmaking. The proposed calibration method collects environmental information required for track...
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Chapter and Conference Paper
Image Inpainting Considering Brightness Change and Spatial Locality of Textures and Its Evaluation
Image inpainting techniques have been widely investigated to remove undesired objects in an image. Conventionally, missing parts in an image are completed by optimizing the objective function using pattern sim...
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Chapter and Conference Paper
Spatio-temporal Super-Resolution Using Depth Map
This paper describes a spatio-temporal super-resolution method using depth maps for static scenes. In the proposed method, the depth maps are used as the parameters to determine the corresponding pixels in mul...
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Chapter and Conference Paper
Novel Stereoscopic View Generation by Image-Based Rendering Coordinated with Depth Information
This paper describes a method of stereoscopic view generation by image-based rendering in wide outdoor environments. The stereoscopic view can be generated from an omnidirectional image sequence by a light fie...
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Chapter and Conference Paper
Video Mosaicing Based on Structure from Motion for Distortion-Free Document Digitization
This paper presents a novel video mosaicing method capable of generating a geometric distortion-free mosaic image using a hand-held camera. For a document composed of curved pages, mosaic images of virtually f...
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Chapter and Conference Paper
Super-Resolved Video Mosaicing for Documents Based on Extrinsic Camera Parameter Estimation
This paper describes a novel video mosaicing method based on extrinsic camera parameter estimation. With our method, a mosaic image without perspective distortion can be generated, even if none of the input im...
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Chapter
SUPER-RESOLVED VIDEO MOSAICING FOR DOCUMENTS BY EXTRINSIC CAMERA PARAMETER ESTIMATION
This paper describes a novel video mosaicing method based on extrinsic camera parameter estimation. The proposed method generates a mosaic image without perspective distortion, even if none of the input image ...
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Chapter
3D MODELING OF OUTDOOR SCENES FROM OMNIDIRECTIONAL RANGE AND COLOR IMAGES
This paper describes a method for modeling wide area outdoor environments by integrating omnidirectional range and color images. The proposed method efficiently acquires range and color data of outdoor environ...
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Chapter and Conference Paper
An Initialization Tool for Installing Visual Markers in Wearable Augmented Reality
It is necessary to precisely measure pose (position and orientation) of a user in order to realize an augmented reality (AR) system with a wearable computer. One of major methods for measuring user’s pose in A...
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Chapter and Conference Paper
Extrinsic Camera Parameter Estimation Based-on Feature Tracking and GPS Data
This paper describes a novel method for estimating extrinsic camera parameters using both feature points on an image sequence and sparse position data acquired by GPS. Our method is based on a structure-from-m...
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Chapter and Conference Paper
Personal Information Annotation on Wearable Computer Users with Hybrid Peer-to-Peer Communication
This paper proposes a wearable annotation overlay system which can correctly annotate dynamic users of wearable computers. To provide users with the newest annotation information, a network shared database sys...
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Chapter and Conference Paper
Interactive 3-D Modeling System Using a Hand-Held Video Camera
Recently, a number of methods for 3-D modeling from images have been developed. However, the accuracy of a reconstructed model depends on camera positions and postures with which the images are obtained. In mo...
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Chapter and Conference Paper
Web-Based Telepresence System Using Omni-directional Video Streams
Recently, the telepresence which allows us to experience a remote site through a virtualized real world has been investigated. We have already proposed telepresence systems using omni-directional images which ...
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Chapter and Conference Paper
Estimating Camera Position and Posture by Using Feature Landmark Database
Estimating camera position and posture can be applied to the fields of augmented reality and robot navigation. In these fields, to obtain absolute position and posture of the camera, sensor-based methods using...
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Chapter and Conference Paper
Inverse Global Illumination Rendering for Dense Estimation of Surface Reflectance Properties
This paper investigates the problem of object surface reflectance modeling, which is sometimes referred to as inverse reflectometry, for photorealistic rendering and effective multimedia applications. A number of...
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Chapter and Conference Paper
Shared Annotation Database for Networked Wearable Augmented Reality System
This paper describes a database of annotation information for augmented reality (AR) on wearable computers. With the advance of computers, AR systems using wearable computers have received a great deal of atte...
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Chapter and Conference Paper
Extrinsic Camera Parameter Recovery from Multiple Image Sequences Captured by an Omni-Directional Multi-camera System
Recently, many types of omni-directional cameras have been developed and attracted much attention in a number of different fields. Especially, the multi-camera type of omni-directional camera has advantages of...
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Chapter and Conference Paper
Detecting Moving Objects with an Omnidirectional Camera Based on Adaptive Background Subtraction
This paper describes a new method for detecting moving objects with an omnidirectional camera. The proposed method uses a fixed omnidirectional camera which can acquire images surrounding the camera and a back...
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Chapter and Conference Paper
Panoramic Movie Generation Using an Omnidirectional Multi-camera System for Telepresence
Telepresence systems using an omnidirectional image sensor enable us to experience remote sites with rich sensation. An omnidirectional multi-camera system is more useful to acquire high-resolution omnidirecti...
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Chapter and Conference Paper
3-D Modeling of an Outdoor Scene from Multiple Image Sequences by Estimating Camera Motion Parameters
Three-dimensional (3-D) models of outdoor scenes can be widely used in a number of fields such as object recognition, navigation, scenic simulation, and mixed reality. Such models are often made manually with ...
