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A Simple Random Access Scheme With Multilevel Power Allocation
Huifa Lin,Ishibashi, Koji,Won-Yong Shin,Fujii, Takeo IEEE 2015 IEEE communications letters Vol.19 No.12
<P>This letter proposes a decentralized power allocation approach for random access with capabilities of multi-packet reception (MPR) and successive interference cancellation (SIC). Considering specific features of SIC, a bottom-up per-level algorithm is proposed to obtain discrete transmission power levels and the corresponding probabilities. Comparing with the conventional power allocation scheme with MPR and SIC, our approach significantly improves the system sum rate; this is confirmed by computer simulations.</P>
Historical and More Common Nongenetic Movement Disorders From Asia
Norlinah Mohamed Ibrahim,Priya Jagota,Pramod Kumar Pal,Roongroj Bhidayasiri,Shen-Yang LIM,Yoshikazu Ugawa,Zakiyah Aldaajani,Beomseok Jeon,Shinsuke Fujioka,Jee-Young Lee,Prashanth Lingappa Kukkle,Huifa 대한파킨슨병및이상운동질환학회 2023 Journal Of Movement Disorders Vol.16 No.3
Nongenetic movement disorders are common throughout the world. The movement disorders encountered may vary depending on the prevalence of certain disorders across various geographical regions. In this paper, we review historical and more common nongenetic movement disorders in Asia. The underlying causes of these movement disorders are diverse and include, among others, nutritional deficiencies, toxic and metabolic causes, and cultural Latah syndrome, contributed by geographical, economic, and cultural differences across Asia. The industrial revolution in Japan and Korea has led to diseases related to environmental toxin poisoning, such as Minamata disease and β-fluoroethyl acetate-associated cerebellar degeneration, respectively, while religious dietary restriction in the Indian subcontinent has led to infantile tremor syndrome related to vitamin B12 deficiency. In this review, we identify the salient features and key contributing factors in the development of these disorders.