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Chapter and Conference Paper
Adaptive-Scale Robust Estimator Using Distribution Model Fitting
We propose a new robust estimator for parameter estimation in highly noisy data with multiple structures and without prior information on the noise scale of inliers. This is a diagnostic method that uses rando...
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Chapter and Conference Paper
Video Synthesis with High Spatio-Temporal Resolution Using Motion Compensation and Image Fusion in Wavelet Domain
This paper presents a novel algorithm for obtaining a high spatio-temporal resolution video from two video sequences. These sequences are high resolution with low frame rate and low resolution with high frame ...
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Chapter and Conference Paper
Video Synthesis with High Spatio-temporal Resolution Using Spectral Fusion
We propose a novel strategy to obtain a high spatio-temporal resolution video. To this end, we introduce a dual sensor camera that can capture two video sequences with the same field of view simultaneously. Th...
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Chapter and Conference Paper
Calibration of Rotating Line Camera for Spherical Imaging
A number of applications in many fields, including virtual reality, digital archiving, etc., now require the capturing of large fields of view (FOV) and high-resolution images. Recently, rotating line cameras ...
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Article
Real-Time Omnidirectional Image Sensors
Conventional T.V. cameras are limited in their field of view. A real-time omnidirectional camera which can acquire an omnidirectional (360 degrees) field of view at video rate and which could be applied in a v...
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Chapter and Conference Paper
A Novel Wearable System for Capturing User View Images
In this paper, we propose a body attached system to capture the experience of a person in sequence as audio/visual information. The proposed system consists of two cameras (one IR (infra-red) camera and one wi...
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Article
Rolling and swaying motion estimation for a mobile robot by using omnidirectional optical flows
Described here is a method for estimating rolling and swaying motions of a mobile robot using optical flow. We have proposed an image sensor with a hyperboloidal mirror for the vision-based navigation of a mo...
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Chapter and Conference Paper
Face Recognition System Using Accurate and Rapid Estimation of Facial Position and Scale
Face recognition technology needs to be robust for arbitrary facial appearances. In this paper, we propose a face recognition system that is efficient and robust for facial scale variations. In the process of ...
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Chapter and Conference Paper
Wide-Range Tracking Hands in Real-Time
We propose a method for wide-range tracking of hands in real-time by a vision sensor. By using random sampling and importance sampling, our method can track hands and estimate hand positions in real-time. We u...
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Chapter and Conference Paper
Gesture and Posture Estimation by Using Locally Linear Regression
Many methods for measuring human motion have been proposed because they can be applied to various fields such as CG animation, virtual reality, and gesture recognition. This paper proposes a method for gesture...
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Chapter and Conference Paper
Face Recognition Based on Efficient Facial Scale Estimation
Facial recognition technology needs to be robust for arbitrary facial appearances because a face changes according to facial expressions and facial poses. In this paper, we propose a method which automatically...
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Article
Reactive Visual Navigation Based on Omnidirectional Sensing – Path Following and Collision Avoidance
Described here is a visual navigation method for navigating a mobile robot along a man-made route such as a corridor or a street. We have proposed an image sensor, named HyperOmni Vision, with a hyperboloidal ...
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Chapter and Conference Paper
Support System for Creative Activity by Information Acquirement through Internet
Social activities are divided into two types. One is a creative activity by the combination of the existing object, and another is an imitative activity by which the created matters settles. Since a creation i...
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Article
Making 2D Map of Environments Based upon Routes Scenes
This paper proposes a method for making a map of large scale environment based upon route scenes, assuming that the topological relation of routes at intersections is known. A panoramic representation is used ...
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Article
Discover unknown causes from inferred and visualized Co-occurring events
It is hard to have knowledge including all events which may have caused observed events. This makes it difficult to infer significant causes of observed events. However, unexpected relations detected between k...
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Article
The species fitness method for the evolution of cooperative behavior in a group task
This paper considers the evolution of cooperative behaviors as the interaction among agents using a genetic algorithm to improve the performance of the task in a group (group performance). Previous research often...
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Chapter and Conference Paper
Computer Aided Discovery of User’s Hidden Interest for Query Restructuring
Most Internet users use Search Engines to get information on the WWW. However, users cannot be content with the output of search engines because it’s hard to express the user’s own interest as a search query. The...
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Chapter and Conference Paper
Discover Risky Active Faults by Indexing an Earthquake Sequence
A Method for finding areas with the highest risks of near-future earthquakes, from data of observed past earthquakes, have been desired. The presented Fatal Fault Finder (F 3) finds risky ...
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Chapter and Conference Paper
Refining Search Expression by Discovering Hidden User’s Interests
When an Internet user wants to know about a certain topic, the user uses a search engine to find pages related to that topic. However, there are so many pages in World Wide Web that the user cannot access to t...
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Chapter and Conference Paper
Discovery of Unknown Causes from Unexpected Co-occurrence of Inferred Known Causes
We or computers cannot have perfect knowledge about real events. Even in a very simple case, it is very difficult to have knowledge including every event which may have caused observed events. This makes it di...
