| Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
| SIS |
2019-12-12
14:35 |
Okayama |
Okayama University of Science |
A Dimensionality Reduction Method with Random Sampling for Privacy-Preserving Machine Learning
Ayana Kawamura, Kenta Iida, Hitoshi Kiya (Tokyo Metro. Univ.) |
[more] |
|
| SIS |
2019-12-12
14:55 |
Okayama |
Okayama University of Science |
Machine learning algorithms with quantized images and their influence
Takayuki Osakabe, Yuma Kinoshita, Hitoshi Kiya (Tokyo Metro.Univ.) |
[more] |
|
| SIS |
2019-12-12
15:15 |
Okayama |
Okayama University of Science |
A Reversible Data Hiding Method for Both Plain and Encrypted Images
Yusuke Izawa, Ryoichi Hirasawa, Shoko Imaizumi (Chiba Univ.), Hitoshi Kiya (TMU) |
[more] |
|
| ITE-BCT, SIS |
2019-10-24
11:30 |
Fukui |
Fukui International Activities Plaza |
Image enhancement-based data augmentation for improving deep learning in image classification problem
Weihang Zhang, Yuma Kinoshita, Hitoshi Kiya (Tokyo Metro. Univ.) |
In this paper, we propose a novel data augmentation method based on image enhancement. In DNN-based image classification... [more] |
SIS2019-11
pp.1-4 |
| ITE-BCT, SIS |
2019-10-24
12:10 |
Fukui |
Fukui International Activities Plaza |
Performance evaluation of high-quality image generation methods using multi-exposure images
Kouki Seo, Yuma Kinoshita, Hitoshi Kiya (Tokyo Metro. Univ.) |
[more] |
SIS2019-13
pp.11-16 |
| ITE-BCT, SIS |
2019-10-25
11:10 |
Fukui |
Fukui International Activities Plaza |
Image Compression in Encryption-then-Compression System Using Secure Sparse Representations
Takayuki Nakachi (NTT), Hitoshi Kiya (Tokyo Metro. Univ.) |
n this paper, we propose a image compression method using secure sparse representations in Encryption-then-Compression (... [more] |
SIS2019-21
pp.77-82 |
| IE, EMM, LOIS, IEE-CMN, ITE-ME, IPSJ-AVM [detail] |
2019-09-19
15:10 |
Niigata |
Tokimeito, Niigata University |
Secure sparse representations in L0 norm minimization
Takayuki Nakachi (NTT), Hitoshi Kiya (Tokyo Metro. Univ.) |
In this paper, we propose a method to estimate secure sparse representations in L0 norm minimization, and evaluate the e... [more] |
LOIS2019-11 IE2019-24 EMM2019-68
pp.25-30 |
| EMM, IT |
2019-05-23
14:00 |
Hokkaido |
Asahikawa International Conference Hall |
Generation of privacy-preserving images holding positional information for HOG feature extraction
Masaki Kitayama, Hitoshi Kiya (Tokyo Metro. Univ.) |
In this paper, we propose a generation method of images which have no visual information but hold the gradient direction... [more] |
IT2019-1 EMM2019-1
pp.1-6 |
| EA, SIP, SP |
2019-03-14
10:00 |
Nagasaki |
i+Land nagasaki (Nagasaki-shi) |
Hue Correction Scheme Based on CIELAB Color Space
Yuma Kinoshita, Hitoshi Kiya (Tokyo Metro. Univ.) |
In this paper, we propose a novel color correction scheme based on the CIELAB color space. Image processing methods cons... [more] |
EA2018-99 SIP2018-105 SP2018-61
pp.1-6 |
| EA, SIP, SP |
2019-03-15
13:30 |
Nagasaki |
i+Land nagasaki (Nagasaki-shi) |
[Poster Presentation]
Evaluation of non-linear artificial bandwidth extension with x-vector-based speaker verification
Ryota Kaminishi, Sayaka Shiota, Hitoshi Kiya (Tokyo Metro. Univ.) |
[more] |
EA2018-158 SIP2018-164 SP2018-120
pp.347-352 |
| EMM |
2019-03-13
14:05 |
Okinawa |
TBD |
[Poster Presentation]
A privacy preserving culculation method of eigenface using EtC images
Masaki Kitayama, Hitoshi Kiya (Tokyo Metro. Univ.) |
In this paper, we propose a face recognition scheme using eigenface and kernel eigenface with EtC (Encryption-then-Compr... [more] |
EMM2018-91
pp.1-6 |
| EMM |
2019-03-14
11:30 |
Okinawa |
TBD |
Image Patch Modeling using Secure Computation of Sparse Dictionary Learning
Takayuki Nakachi (NTT), Hitoshi Kiya (Tokyo Metro. Univ.) |
With the advent of the big data era, digital content continues to increase.
Sparse coding is attracting attention as an... [more] |
EMM2018-115
pp.129-134 |
| SIS |
2019-03-06
15:10 |
Tokyo |
Tokyo Univ. Science, Katsushika Campus |
Secure Computation of Sparse Dictionary Learning
Takayuki Nakachi, Yukihiro Bandoh (NTT), Hitoshi Kiya (Tokyo Metro. Univ.) |
With the advent of the big data era, all digital contents continue to increase. Sparse modeling is drawing attention as ... [more] |
SIS2018-43
pp.35-40 |
| ITS, IE, ITE-MMS, ITE-HI, ITE-ME, ITE-AIT [detail] |
2019-02-19
14:15 |
Hokkaido |
Hokkaido Univ. |
A hue-preserving tone mapping scheme
Kouki Seo, Artit Visavakicharoen, Yuma Kinoshita, Sayaka Shiota, Hitoshi Kiya (Tokyo Metro. Univ.) |
[more] |
ITS2018-66 IE2018-87
pp.79-84 |
| ITS, IE, ITE-MMS, ITE-HI, ITE-ME, ITE-AIT [detail] |
2019-02-20
14:45 |
Hokkaido |
Hokkaido Univ. |
Encrypted Image Classification by Using Secure OMP Computation
Takayuki Nakachi (NTT), Hitoshi Kiya (Tokyo Metro. Univ.) |
Currently, huge amounts of image/video are being recorded and uploaded every day by surveillance systems or SNS services... [more] |
ITS2018-84 IE2018-105
pp.227-232 |
| SIS, ITE-BCT |
2018-10-25
10:50 |
Kyoto |
Kyoto University Clock Tower Centennial Hall |
HOG feature extraction from EtC images, and its application to image classification with machine learning
Masaki Kitayama, Hitoshi Kiya (Tokyo Metro. Univ.) |
[more] |
SIS2018-12
pp.13-18 |
| SIS, ITE-BCT |
2018-10-25
11:30 |
Kyoto |
Kyoto University Clock Tower Centennial Hall |
A Multi-Exposure Image Fusion Scheme with Exposure Compensation for Spatially Varying Exposures Images.
Chihiro Go, Yuma Kinoshita, Sayaka Shiota, Hitoshi Kiya (Tokyo Metro. Univ.) |
[more] |
SIS2018-14
pp.25-30 |
| IEE-CMN, EMM, LOIS, IE, ITE-ME [detail] |
2018-09-27
13:25 |
Oita |
Beppu Int'l Convention Ctr. aka B-CON Plaza |
SVM Computing Considering Dimension Reduction in the Encrypted Domain
Ayana Kawamura, Takahiro Maekawa, Yuma Kinoshita, Hitoshi Kiya (Tokyo Metropolitan Univ.) |
In this paper, we propose a SVM computing scheme with EtC images, and evaluate the effectiveness of the proposed scheme,... [more] |
LOIS2018-11 IE2018-31 EMM2018-50
pp.7-12 |
| IEE-CMN, EMM, LOIS, IE, ITE-ME [detail] |
2018-09-27
13:50 |
Oita |
Beppu Int'l Convention Ctr. aka B-CON Plaza |
Image Patch Modeling in Encrypted Domain using Sparse Coding
Takayuki Nakachi (NTT), Hitoshi Kiya (Tokyo Metro. Univ.) |
Sparse coding represents observed signals effectively as a linear combination of a small number of bases which are chose... [more] |
LOIS2018-12 IE2018-32 EMM2018-51
pp.13-18 |
| IEE-CMN, EMM, LOIS, IE, ITE-ME [detail] |
2018-09-27
14:50 |
Oita |
Beppu Int'l Convention Ctr. aka B-CON Plaza |
An Inverse Tone Mapping Operation Using CNN with LDR Based Learning
Yuma Kinoshita, Hitoshi Kiya (Tokyo Metro. Univ.) |
This paper proposes an inverse tone mapping operation using CNN with LDR based learning. In inverse tone mapping with CN... [more] |
LOIS2018-14 IE2018-34 EMM2018-53
pp.23-28 |