User profiles for Takao Murakami
Takao MurakamiThe Institute of Statistical Mathematics (ISM) Verified email at ism.ac.jp Cited by 1337 |
Defect analysis and fatigue design basis for Ni-based superalloy 718 manufactured by selective laser melting
…, T Murakami, R Mihara, M Okada, Y Murakami - International Journal of …, 2018 - Elsevier
It is well known that high strength metallic materials with Vickers hardness HV > 400 are very
sensitive to small defects. This paper discusses fatigue properties of a Ni-based Superalloy …
sensitive to small defects. This paper discusses fatigue properties of a Ni-based Superalloy …
{Utility-Optimized} local differential privacy mechanisms for distribution estimation
T Murakami, Y Kawamoto - 28th USENIX Security Symposium (USENIX …, 2019 - usenix.org
LDP (Local Differential Privacy) has been widely studied to estimate statistics of personal
data (eg, distribution underlying the data) while protecting users' privacy. Although LDP does …
data (eg, distribution underlying the data) while protecting users' privacy. Although LDP does …
Locally differentially private analysis of graph statistics
Differentially private analysis of graphs is widely used for releasing statistics from sensitive
graphs while still preserving user privacy. Most existing algorithms however are in a …
graphs while still preserving user privacy. Most existing algorithms however are in a …
Model inversion attacks for prediction systems: Without knowledge of non-sensitive attributes
S Hidano, T Murakami, S Katsumata… - 2017 15th Annual …, 2017 - ieeexplore.ieee.org
While online services based on machine learning (ML) have been attracting considerable
attention in both academic and business, privacy issues are becoming a threat that cannot be …
attention in both academic and business, privacy issues are becoming a threat that cannot be …
{Communication-Efficient} triangle counting under local differential privacy
Triangle counting in networks under LDP (Local Differential Privacy) is a fundamental task
for analyzing connection patterns or calculating a clustering coefficient while strongly …
for analyzing connection patterns or calculating a clustering coefficient while strongly …
Chemical assay of ptaquiloside, the carcinogen of Pteridium aquilinum, and the distribution of related compounds in the Pteridaceae
…, T Nagao, M Matoba, K Koyama, S Natori, T Murakami… - Phytochemistry, 1989 - Elsevier
A chemical assay of ptaquiloside, the major carcinogen of Pteridium aquilinum, based on
two-dimensional TLC-densitometry, was devised. The contents of ptaquiloside and related …
two-dimensional TLC-densitometry, was devised. The contents of ptaquiloside and related …
Signature schemes with a fuzzy private key
K Takahashi, T Matsuda, T Murakami… - International Journal of …, 2019 - Springer
In this paper, we introduce a new concept of digital signature that we call fuzzy signature,
which is a signature scheme that uses a noisy string such as biometric data as a private key, …
which is a signature scheme that uses a noisy string such as biometric data as a private key, …
Differentially private triangle and 4-cycle counting in the shuffle model
Subgraph counting is fundamental for analyzing connection patterns or clustering tendencies
in graph data. Recent studies have applied LDP (Local Differential Privacy) to subgraph …
in graph data. Recent studies have applied LDP (Local Differential Privacy) to subgraph …
Chemical and chemotaxonomical studies of ferns. LXXXI. Characteristic lignans of Blechnaceous ferns
H Wada, T Kido, N Tanaka, T Murakami… - Chemical and …, 1992 - jstage.jst.go.jp
Four lignans, blechnic acid (1), 7-epiblechnic acid (3), 8-epiblechnic acid (6) and brainic acid
(2), were isolated from six Blechnaceous ferns, Blechnum orientale, Struthiopteris amabiIis, …
(2), were isolated from six Blechnaceous ferns, Blechnum orientale, Struthiopteris amabiIis, …
Novel autotrophic nitrogen removal system using gel entrapment technology
…, H Itokawa, Y Kimura, K Noto, T Murakami - Bioresource technology, 2011 - Elsevier
A pilot plant involving a nitritation–anammox process was operated for treating digester
supernatant. In the preceding nitritation process, ammonium-oxidizing bacteria were …
supernatant. In the preceding nitritation process, ammonium-oxidizing bacteria were …