Wataru OHYAMA


Wataru OHYAMA

J-GLOBAL         Last updated: Apr 14, 2018 at 23:08
 
Avatar
Name
Wataru OHYAMA
Affiliation
Kyushu University
Section
Faculty of Information Science and Electrical Engineering Department of Advanced Information Technology

Profile

Principal investigator of the medical image processing and the face recognition research project on the Human Interface Labo, Graduate School of Engineering, Mie University.

Research Areas

 
 

Published Papers

 
Keigo Matsuda, Wataru Ohyama, Tetsushi Wakabayashi
100(12) 435-443   Dec 2017   [Refereed]
Seiya Iwata, Wataru Ohyama, Tetsushi Wakabayashi and Fumitaka Kimura
Proceedings of 1st International Workshop on Arabic Script Analysis and Recognition (ASAR 2017)   163-167   Apr 2017   [Refereed]
The authors have conducted studies on Arabic news caption recognition to develop a system for video retrieval by keyword to index and edit Arabic broadcast programs received daily and stored in a big database. This paper proposes a dedicated OCR f...
Wataru Ohyama,Koushi Suzuki,Tetsushi Wakabayashi
Thirteenth International Conference on Quality Control by Artificial Vision, QCAV 2017, Tokyo, Japan, May 14, 2017   103380K   2017   [Refereed]
Kazunori Aoki,Wataru Ohyama,Tetsushi Wakabayashi
Fifteenth IAPR International Conference on Machine Vision Applications, MVA 2017, Nagoya, Japan, May 8-12, 2017   211-214   2017   [Refereed]
Iwata S., Wakabayashi T., Ohyama W., Kimura F.
IEEJ Transactions on Electronics, Information and Systems   136(12) 1668-1676   Dec 2016   [Refereed]
The authors have conducted studies on Arabic telop recognition to develop a system for video retrieval by keyword to index and edit Arabic broadcast programs received daily and stored in a big database. This paper describes a dedicated OCR for rec...
Seiya Iwata,Wataru Ohyama,Tetsushi Wakabayashi,Fumitaka Kimura
23rd International Conference on Pattern Recognition, ICPR 2016, Cancún, Mexico, December 4-8, 2016   4005-4010   Dec 2016   [Refereed]
Keigo Matsuda,Wataru Ohyama,Tetsushi Wakabayashi,Fumitaka Kimura
15th International Conference on Frontiers in Handwriting Recognition, ICFHR 2016, Shenzhen, China, October 23-26, 2016   2016(ICFHR) 494   Oct 2016   [Refereed]
Hayato Iwasa, Wataru Ohyama, Tetsushi Wakabayashi, Fumitaka Kimura
IEEJ Transactions on Electronics, Information and Systems   135(12) 1501-1508   Dec 2015   [Refereed]
Extraction of facial feature points is essential task for many kinds of applications of face images. The feasibility of facial features extraction is determined by not only its accuracy but processing time. Some applications require real-time dete...
Xi Luo, Wataru Ohyama, Tetsushi Wakabayashi, Fumitaka Kimura
IEEJ Transactions on Electronics, Information and Systems   10(2) 166-174   Mar 2015   [Refereed]
In this paper, we present an effective way of combining character-based (N-gram) and word-based approaches for Chinese text classification. Uni-gram and bi-gram features are considered as the baseline model, which are then combined with word featu...
Kanta Kuramoto,Wataru Ohyama,Tetsushi Wakabayashi,Fumitaka Kimura
14th IAPR International Conference on Machine Vision Applications, MVA 2015, Miraikan, Tokyo, Japan, 18-22 May, 2015   14th 459-462   May 2015   [Refereed]
Wataru Ohyama,Yuuki Ogi,Tetsushi Wakabayashi,Fumitaka Kimura
13th International Conference on Document Analysis and Recognition, ICDAR 2015, Nancy, France, August 23-26, 2015   2015-November 811-815   Aug 2015   [Refereed]
Kanta Kuramoto,Wataru Ohyama,Tetsushi Wakabayashi,Fumitaka Kimura
13th International Conference on Document Analysis and Recognition, ICDAR 2015, Nancy, France, August 23-26, 2015   2015-November 371-375   Aug 2015   [Refereed]
Hayato Iwasa,Wataru Ohyama,Tetsushi Wakabayashi,Fumitaka Kimura
21st Korea-Japan Joint Workshop on Frontiers of Computer Vision, FCV 2015, Mokpo, South Korea, January 28-30, 2015      Jan 2015   [Refereed]
Mizuki Ito,Wataru Ohyama,Tetsushi Wakabayashi,Fumitaka Kimura
21st Korea-Japan Joint Workshop on Frontiers of Computer Vision, FCV 2015, Mokpo, South Korea, January 28-30, 2015      Jan 2015   [Refereed]
Wataru Ohyama,Soichiro Hotta,Tetsushi Wakabayashi
3rd IAPR Asian Conference on Pattern Recognition, ACPR 2015, Kuala Lumpur, Malaysia, November 3-6, 2015   166-170   Nov 2015   [Refereed]
Yuta Kamihira, Wataru Ohyama, Tetsushi Wakabayashi, Fumitaka Kimura
IEEJ Transactions on Electronics, Information and Systems   134(12) 1809-1816   Dec 2014   [Refereed]
This paper proposes a signature verification technique called combined segmentation-verification based on off-line features and on-line features. We use three different off-line feature vectors extracted from full name Japanese signature image and...
Kanta Kuramoto,_Wataru Ohyama,_Tetsushi Wakabayashi,_Fumitaka Kimura
IEEJ Transactions on Electronics, Information and Systems   134(12) 1817-1823   Dec 2014   [Refereed]
Recently, expectations for camera-based document analysis and recognition have increased by improved performance of digital camera devices. In this paper, we propose a rotation angle estimation method using Gray-Scale Gradient Feature and Modified...
Wataru Ohyama,_Akihito Yamamoto,_Tetsushi Wakabayashi,_Fumitaka Kimura
IEEJ Transactions on Electronics, Information and Systems   134(12) 1824-1831   Dec 2014   [Refereed]
Accurate off-line character recognition is still very important for camera based printed document analysis. Due to its inherent conceptual and technical simplicity, conventional recognition strategies relied on features extracted using square bloc...
Wataru Ohyama,Akihito Yamamoto,Tetsushi Wakabayashi,Fumitaka Kimura
22nd International Conference on Pattern Recognition, ICPR 2014, Stockholm, Sweden, August 24-28, 2014   2697-2702   Aug 2014   [Refereed]
Koji Endo,Wataru Ohyama,Tetsushi Wakabayashi,Fumitaka Kimura
Computer Vision - ACCV 2014 Workshops - Singapore, Singapore, November 1-2, 2014, Revised Selected Papers, Part II   9009 147-156   Dec 2014   [Refereed]

Committee Memberships

 
Nov 2017
 - 
Nov 2017
The 14th IAPR International Conference on Document Analysis and Recognition(ICDAR2017)  Publication Co-chair
 

Conference Activities & Talks

 
小島 聖司, 大山 航, 若林 哲史
電子情報通信学会技術研究報告 = IEICE technical report : 信学技報   19 Jan 2017   

Research Grants & Projects

 
JST: A-STEP
Project Year: 2010 - 2010    Investigator(s): Wataru OHYAMA