Zobrazeno 1 - 10
of 7 036
pro vyhledávání: '"Sawaki, A."'
The purpose of this study is to estimate the correlation structure between multiple assets using financial text analysis. In recent years, as the background of elevating inflation in the global economy and monetary policy tightening by central banks,
Externí odkaz:
http://arxiv.org/abs/2405.14247
Autor:
Nakayama, Yasuhiro, Sawaki, Tomochika
In this study, we have developed a dynamic asset allocation investment strategy using reinforcement learning techniques. To begin with, we have addressed the crucial issue of incorporating non-stationarity of financial time series data into reinforce
Externí odkaz:
http://arxiv.org/abs/2311.04946
Autor:
Nakayama, Yasuhiro, Sawaki, Tomochika
In this study, we analyze documents published by central banks using text mining techniques and propose a method to evaluate the policy tone of central banks. Since the monetary policies of major central banks have a broad impact on financial market
Externí odkaz:
http://arxiv.org/abs/2306.04277
Autor:
Kärt Paiste, David A. Fike, Karen Bakakas Mayika, Mathieu Moussavou, Aivo Lepland, Anthony R. Prave, Tomohiko Sato, Yuichiro Ueno, Yusuke Sawaki, Jocelyn A. Richardson, Robert S. Wood, Clive Jones, Samuel M. Webb, Kalle Kirsimäe
Publikováno v:
Communications Earth & Environment, Vol 5, Iss 1, Pp 1-14 (2024)
Abstract Bulk-rock sulfur isotope data from pyrite in the ~2.1 billion-year sedimentary rocks of the Francevillian Basin, Gabon, have underpinned ideas about initial oxygenation of Earth’s surface environments and eukaryote evolution. Here, we show
Externí odkaz:
https://doaj.org/article/bbfb7ade15a842c1bc3cbe85564405b6
Potential of traditional domestic rainwater harvesting systems: current trends and future directions
Publikováno v:
Journal of Asian Architecture and Building Engineering, Vol 23, Iss 1, Pp 344-354 (2024)
Although the potential of traditional domestic rainwater harvesting systems (RWHSs) is easily determined, objective knowledge is required to determine their sustainability or scientific validity. We aimed to broadly review recent trends and emerging
Externí odkaz:
https://doaj.org/article/db3d5da9aa2a49a48ec8c37bb63dbc39
Autor:
Misa Minegishi, Takahiro Kuchimaru, Kaori Nishikawa, Takayuki Isagawa, Satoshi Iwano, Kei Iida, Hiromasa Hara, Shizuka Miura, Marika Sato, Shigeaki Watanabe, Akifumi Shiomi, Yo Mabuchi, Hiroshi Hamana, Hiroyuki Kishi, Tatsuyuki Sato, Daigo Sawaki, Shigeru Sato, Yutaka Hanazono, Atsushi Suzuki, Takahide Kohro, Tetsuya Kadonosono, Tomomi Shimogori, Atsushi Miyawaki, Norihiko Takeda, Hirofumi Shintaku, Shinae Kizaka-Kondoh, Satoshi Nishimura
Publikováno v:
Nature Communications, Vol 14, Iss 1, Pp 1-12 (2023)
Abstract Cancer cells inevitably interact with neighboring host tissue-resident cells during the process of metastatic colonization, establishing a metastatic niche to fuel their survival, growth, and invasion. However, the underlying mechanisms in t
Externí odkaz:
https://doaj.org/article/c373ff5e397541ef903bbdc92c8afb6e
Publikováno v:
Adv. Theory Simul. 2023, 2200683
A Quincke roller is a unique active particle that can run and tumble freely on a flat plate due to the torque generated by a uniform DC electric field applied perpendicular to the plate. A system involving many such particles exhibits a variety of co
Externí odkaz:
http://arxiv.org/abs/2205.03909
Autor:
Satoshi Yoshida, Karen Bakakas Mayika, Yuki Ishihara, Mathieu Moussavou, Hisashi Asanuma, Tomohiko Sato, Takafumi Hirata, Cédric Ligna, Yusuke Sawaki, Amboise Edou-Minko
Publikováno v:
Geoscience Frontiers, Vol 15, Iss 3, Pp 101771- (2024)
The Paleoproterozoic Francevillian Group in the eastern Gabonese Republic has been recently attracting increasing attention because it includes distinctive macroscopic structures interpreted as eukaryotic fossils. Therefore, its depositional setting
Externí odkaz:
https://doaj.org/article/8e0173a7f8144ebab7a9bb5b68829e1f
Autor:
Aki Sato, Hisako Furusho, Tatsushi Matsumura, Makoto Nakano, Koichi Sawaki, Yohsuke Yoshioka, Sho Akashi, Mutsumi Miyauchi, Nobuyoshi Mizukawa, Seiji Iida
Publikováno v:
Heliyon, Vol 10, Iss 8, Pp e29445- (2024)
Sturge-Weber syndrome (SWS) is a neurocutaneous syndrome with vascular lesions of the cerebral meninges, port wine spots on the face, and glaucoma of the eyes; it is a congenital, non-genetic disease whose etiology and mechanisms are unknown. In this
Externí odkaz:
https://doaj.org/article/bc620a976ae547e4845615383861fffd
Publikováno v:
Journal of Asian Architecture and Building Engineering, Vol 22, Iss 6, Pp 3718-3731 (2023)
The designation of historic conservation areas (DHCAs) from the cities classified as “National Famous Historical and Cultural City” (NFHC-city) is the key tool for maintaining large-scale historic environments, wherein the boundaries are blurred
Externí odkaz:
https://doaj.org/article/60adbc16818049c28108db26c94b06e8