| Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
| 3DMT |
2025-03-13
11:35 |
Ibaraki |
Univ. of Tsukuba
(Primary: On-site, Secondary: Online) |
Lossless Compression of Full-complex Holograms via Phase Unwrapping
Satoshi Kozuka, Chihiro Tsutake, Keita Takahashi, Toshiaki Fujii (Nagoya Univ.) |
[more] |
3DMT2025-4
pp.13-16 |
| 3DMT |
2025-03-13
11:55 |
Ibaraki |
Univ. of Tsukuba
(Primary: On-site, Secondary: Online) |
Transport of Intensity Equation Based on Focus Sweep and Event Sensing
Kaito Hori, Chihiro Tsutake, Keita Takahashi, Toshiaki Fujii (Nagoya Univ.) |
We consider the problem of recovering the phase distribution of a 3D object under coherent illumination using the Transp... [more] |
3DMT2025-5
pp.17-20 |
| 3DMT |
2024-10-29
10:45 |
Tokyo |
(Primary: On-site, Secondary: Online) |
Compressing Phase-only Holograms via Phase Unwrapping
Yoshiki Watanabe, Chihiro Tsutake, Keita Takahashi, Toshiaki Fujii (NU) |
We propose a compression method for phase-only holograms. We first apply a phase unwrapping algorithm to the target phas... [more] |
3DMT2024-60
pp.9-12 |
| 3DMT |
2023-10-02
13:05 |
Aichi |
(Primary: On-site, Secondary: Online) |
[Tutorial Invited Lecture]
From Mathematical Modeling to Data-Driven Optimization
-- Compressive Light Field Acquisition Undergoes Paradigm Shift --
Keita Takahashi (Nagoya Univ.) |
The light field is a basic representation for 3-D visual information, and it is usually treated as a set of images taken... [more] |
3DMT2023-35
p.1 |
| ME |
2022-02-12
10:15 |
Online |
online |
Assembly of square jigsaw puzzles
Ayumu Nakaya, Keita Takahashi, Hiroshi Mori, Fubito Toyama (Utsunomiya Univ.) |
[more] |
ME2022-6
pp.21-24 |
| ME |
2021-02-27
11:25 |
|
|
Assembly of rectangle piece jigsaw puzzles
Keita Takahashi, Naoya Ohshima, Hiroshi Mori, Fubito Toyama (Utsunomiya Univ) |
Solving jigsaw puzzles by computer is typical pattern recognition and combinatrial optimization problems. In this paper,... [more] |
ME2021-36
pp.29-32 |
| 3DMT |
2020-10-20
13:40 |
Online |
Online |
Basic Study on Vision Correction on Display Using Micro-Lens Array
Yoichi Ishikawa, Keita Takahashi, Toshiaki Fujii (Nagoya Univ.) |
[more] |
3DIT2020-26
pp.41-44 |
| IEICE-IE, IEICE-CS, IPSJ-AVM, BCT [detail] |
2019-12-06
10:10 |
Iwate |
Aiina Center |
Adversarial Examples for Monocular Depth Estimation CNN
Koichiro Yamanaka, Ryutaroh Matsumoto, Keita Takahashi, Toshiaki Fujii (Nagoya Univ.) |
Adversarial examples for classification and object recognition problems using convolutional neural net- works (CNN) have... [more] |
|
| IEE-CMN, IEICE-EMM, IEICE-LOIS, IEICE-IE, ME [detail] |
2018-09-27
15:15 |
Oita |
Beppu Int'l Convention Ctr. aka B-CON Plaza |
[Special Talk]
Coded Acquistion of Light Fields
-- From Basis Representation to Deep Learning --
Keita Takahashi (Nagoya Univ.) |
[more] |
|
| IEICE-IE, ME, IPSJ-AVM [detail] |
2018-07-17
13:30 |
Tokyo |
|
Fast and Robust Disparity Estimation for Real World Light Fields
Gou Houben, Shu Fujita, Keita Takahashi, Toshiaki Fujii (Nagoya Univ.) |
[more] |
|
| IST |
2018-06-27
16:00 |
Tokyo |
Tokyo Univ. Sci.-Morito-Kinenkan |
[Invited Talk]
From Multi-View Images to Light Field
-- Acquisition, Processing, and Displaying Methods Suitable for Dense Light-Ray Information --
Keita Takahashi (Nagoya Univ.) |
[more] |
IST2018-42
pp.45-48 |
| IEICE-CS, IEICE-IE, IPSJ-AVM, BCT [detail] |
2017-11-30
16:35 |
Aichi |
|
Quality Improvement of Free Viewpoint Visual Hull Voxel Model Using RGB Color Space Clustering
Yusuke Uemoto, Keita Takahashi, Toshiaki Fujii (Nagoya Univ.) |
[more] |
|
| ME, IEICE-IE, IPSJ-AVM [detail] |
2017-08-03
10:45 |
Tokyo |
NHK Science & Technology Research Laboratories |
Information reduction for integral imaging and video coding for multi views
Kazuhiro Hara, Miwa Katayama (NHK), Tomoki Oooka, Keita Takahashi, Toshiaki Fujii (Nagoya Univ.), Masahiro Kawakita (NHK) |
We have been developing the most suitable video coding for an integral 3D image to implement a 3D television service. To... [more] |
ME2017-84
pp.5-8 |
| ME, IEICE-IE, IPSJ-AVM [detail] |
2017-08-03
11:45 |
Tokyo |
NHK Science & Technology Research Laboratories |
Displaying Real Images on a Layered 3D Display Considering Light Ray Projection Models
Sho Mikawa, Keita Takahashi, Toshiaki Fujii (Nagoya Univ.) |
[more] |
|
SIP
(2nd) |
2017-02-27
15:40 |
Aichi |
Chukyo Univ. Nagoya Campus |
High Quality Free Viewpoint Sports Video Generation Using Visual Hull Techniques
Tetta Maeda, Mehrdad Panahpour Tehrani, Keita Takahashi, Toshiaki Fujii (Nagoya Univ.) |
We study generation of a 3D model of sport events on a large field with visual hull using multi-view videos that were ta... [more] |
|