Hiroshi Yamakawa
Waseda University
159 Papers
678 Citations
Hiroshi Yamakawa is an academic researcher from Waseda University. The author has contributed to research in topics: Artificial general intelligence & Computer science. The author has an hindex of 14, co-authored 159 publications. Previous affiliations of Hiroshi Yamakawa include Keio University & Fujitsu.
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Papers
Distinct Mechanisms of Over-Representation of Landmarks and Rewards in the Hippocampus.
Masaaki Sato,Kotaro Mizuta,Tanvir Islam,Masako Kawano,Yukiko Sekine,Takashi Takekawa,Daniel Gomez-Dominguez,Alexander Schmidt,Fred Wolf,Karam Kim,Hiroshi Yamakawa,Masamichi Ohkura,Min Goo Lee,Tomoki Fukai,Junichi Nakai,Yasunori Hayashi,Yasunori Hayashi,Yasunori Hayashi +17 more
TL;DR: It is found that in mice lacking Shank2, an autism spectrum disorder (ASD)-linked gene encoding an excitatory postsynaptic scaffold protein, the learning-induced over-representation of landmarks was absent whereas the over- Representation of rewards was substantially increased, as was goal-directed behavior.
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Hypophosphatemic osteomalacia in von Recklinghausen neurofibromatosis.
Konosuke Konishi,Makoto Nakamura,Hiroshi Yamakawa,Hiromichi Suzuki,Takao Saruta,Hideya Hanaoka,Fereydoun Davatchi +6 more
TL;DR: In this article, a 40-year-old woman with known von Recklinghausen neurofibromatosis presented with bone pain, multiple pseudofractures, marked increase in osteoid by bone biopsy, and hypophosphatemia with renal phosphate wasting.
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Patent
Glass plate bending method and apparatus
Maeda Kenji,Toshimi Yajima,Katsuki Saito,Ueno Yasuichi,Masaaki Konishi,Hiroshi Yamakawa +5 more
- 03 Apr 1998
TL;DR: In this paper, a glass plate molding apparatus, in which a residence time in a heating zone, which is immediately before a slow cooling zone, in a furnace body of a heating furnace to which a mold on which the glass plate is placed, is intermittently transferred, is set variable with a lift means for separating the mold from a transfer means provided in the slow cooling Zone.
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Disturbed calcium metabolism in offspring of hypertensive parents.
TL;DR: Disturbed intraplatelet and systemic calcium metabolism may be of predictive value in the development of hypertension.
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Conceptual Model Study Using Origami for Membrane Space Structures
Michihiro Natori,Nobuhisa Katsumata,Hiroshi Yamakawa,Hiraku Sakamoto,Naoko Kishimoto +4 more
- 04 Aug 2013
TL;DR: Some attempts to get efficient membrane space structure designs using various conceptual origami models are introduced, and their basic design considerations to fit their concepts to actual space structural hardware are presented as mentioned in this paper.
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