29 Result(s)

Article

Real-world outcomes of patients with renal cell carcinoma, surgically treated at regional hospitals, based on a prospective long-term survey of the pre-robotic era

Renal cancer surgery is frequently performed in small regional hospitals in Japan. This study evaluated the outcomes of renal cancer surgery, comparing results from the pre-robotic surgery era with those obtai...

Yoshihide Kawasaki, Hideo Saito, Naomasa Ioritani… in International Urology and Nephrology (2023)

Article

Correction to: Semi-automation of gesture annotation by machine learning and human collaboration

Naoto Ienaga, Alice Cravotta, Kei Terayama… in Language Resources and Evaluation (2022)

Article

Semi-automation of gesture annotation by machine learning and human collaboration

Gesture and multimodal communication researchers typically annotate video data manually, even though this can be a very time-consuming task. In the present work, a method to detect gestures is proposed as a fu...

Naoto Ienaga, Alice Cravotta, Kei Terayama… in Language Resources and Evaluation (2022)

Article

Special issue on “drones as enablers of novel services: operational and technology challenges”

Ana M. Bernardos, Juan A. Besada, Jesús García Herrero… in Personal and Ubiquitous Computing (2022)

Article

Real-time scene reconstruction and triangle mesh generation using multiple RGB-D cameras

We present a novel 3D reconstruction system that can generate a stable triangle mesh using data from multiple RGB-D sensors in real time for dynamic scenes. The first part of the system uses moving least squar...

Siim Meerits, Vincent Nozick, Hideo Saito in Journal of Real-Time Image Processing (2019)

Article

Removing fences from sweep motion videos using global 3D reconstruction and fence-aware light field rendering

Diminishing the appearance of a fence in an image is a challenging research area due to the characteristics of fences (thinness, lack of texture, etc.) and the need for occluded background restoration. In this...

Chanya Lueangwattana, Shohei Mori, Hideo Saito in Computational Visual Media (2019)

Chapter and Conference Paper

Semi-independent Stereo Visual Odometry for Different Field of View Cameras

This paper presents a pipeline for stereo visual odometry using cameras with different fields of view. It gives a proof of concept about how a constraint on the respective field of view of each camera can lead...

Trong Phuc Truong, Vincent Nozick, Hideo Saito in Computer Vision – ECCV 2018 Workshops (2019)

Chapter and Conference Paper

Learning an Optimisable Semantic Segmentation Map with Image Conditioned Variational Autoencoder

Recent semantic segmentation systems have achieved significant improvement by performing pixel-wise training with hierarchical features using deep convolutional neural network models

Pengcheng Zhuang, Yusuke Sekikawa… in Image Analysis and Processing – ICIAP 2019 (2019)

Article

FusionMLS: Highly dynamic 3D reconstruction with consumer-grade RGB-D cameras

Multi-view dynamic three-dimensional reconstruction has typically required the use of custom shutter-synchronized camera rigs in order to capture scenes containing rapid movements or complex topology changes. ...

Siim Meerits, Diego Thomas, Vincent Nozick, Hideo Saito in Computational Visual Media (2018)

Article

A survey of diminished reality: Techniques for visually concealing, eliminating, and seeing through real objects

In this paper, we review diminished reality (DR) studies that visually remove, hide, and see through real objects from the real world. We systematically analyze and classify publications and present a technolo...

Shohei Mori, Sei Ikeda… in IPSJ Transactions on Computer Vision and Applications (2017)

Article

Robust camera pose estimation by viewpoint classification using deep learning

Camera pose estimation with respect to target scenes is an important technology for superimposing virtual information in augmented reality (AR). However, it is difficult to estimate the camera pose for all pos...

Yoshikatsu Nakajima, Hideo Saito in Computational Visual Media (2017)

Article

Synthesis of a stroboscopic image from a hand-held camera sequence for a sports analysis

This paper presents a method for synthesizing a stroboscopic image of a moving sports player from a hand-held camera sequence. This method has three steps: synthesis of background image, synthesis of strobosco...

Kunihiro Hasegawa, Hideo Saito in Computational Visual Media (2016)

Chapter and Conference Paper

Visualization of Temperature Change Using RGB-D Camera and Thermal Camera

In this paper, we present a system for visualizing temperature changes in a scene using an RGB-D camera coupled with a thermal camera. This system has applications in the context of maintenance of power equipm...

Wataru Nakagawa, Kazuki Matsumoto… in Computer Vision - ECCV 2014 Workshops (2015)

Article

Detection of misery perfusion in the cerebral hemisphere with chronic unilateral major cerebral artery steno-occlusive disease using crossed cerebellar hypoperfusion: comparison of brain SPECT and PET imaging

In patients with unilateral internal carotid or middle cerebral artery (ICA or MCA) occlusive disease, the degree of crossed cerebellar hypoperfusion that is evident within a few months after the onset of stro...

Yoshiyasu Matsumoto, Kuniaki Ogasawara… in European Journal of Nuclear Medicine and M… (2013)

Chapter and Conference Paper

3D Object Pose Estimation Using Viewpoint Generative Learning

Conventional local features such as SIFT or SURF are robust to scale and rotation changes but sensitive to large perspective change. Because perspective change always occurs when 3D object moves, using these f...

Dissaphong Thachasongtham, Takumi Yoshida, François de Sorbier… in Image Analysis (2013)

Article

Model-Based Hand Tracking by Chamfer Distance and Adaptive Color Learning Using Particle Filter

We propose a new model-based hand tracking method for recovering of three-dimensional hand motion from an image sequence. We first build a three-dimensional hand model using truncated quadrics. The degrees of ...

Chutisant Kerdvibulvech, Hideo Saito in EURASIP Journal on Image and Video Processing (2009)

Chapter and Conference Paper

AR Display for Observing Sports Events Based on Camera Tracking Using Pattern of Ground

We present an AR display system for observing sports events on a desktop stadium based on fcamera tracking using pattern of the desktop ground by overlaying players in real sports events captured with multiple...

Akihito Enomoto, Hideo Saito in Virtual and Mixed Reality (2009)

Chapter and Conference Paper

Real-Time Online Video Object Silhouette Extraction Using Graph Cuts on the GPU

Being able to find the silhouette of an object is a very important front-end processing step for many high-level computer vision techniques, such as Shape-from-Silhouette 3D reconstruction methods, object shap...

Zachary A. Garrett, Hideo Saito in Image Analysis and Processing – ICIAP 2009 (2009)

Chapter and Conference Paper

Complemental Use of Multiple Cameras for Stable Tracking of Multiple Markers

In many applications of Augmented Reality (AR), rectangular markers are tracked in real time by capturing with cameras. In this paper, we consider the AR application in which virtual objects are displayed onto...

Yuki Arai, Hideo Saito in Virtual and Mixed Reality (2009)

Chapter and Conference Paper

AR City Representation System Based on Map Recognition Using Topological Information

This paper presents a system for overlaying 3D GIS data information such as 3D buildings onto a 2D physical urban map. We propose a map recognition framework by analysis of distribution of local intersections ...

Hideaki Uchiyama, Hideo Saito, Myriam Servières… in Virtual and Mixed Reality (2009)