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Lightcurve survey of V-type asteroids in the inner asteroid belt
Hasegawa, S.,Miyasaka, S.,Mito, H.,Sarugaku, Y.,Ozawa, T.,Kuroda, D.,Nishihara, S.,Harada, A.,Yoshida, M.,Yanagisawa, K.,Shimizu, Y.,Nagayama, S.,Toda, H.,Okita, K.,Kawai, N.,Mori, M.,Sekiguchi, T.,Is Astronomical Society of Japan 2014 Publications of the Astronomical Society of Japan Vol.66 No.3
Stereo Based Vision System for Cardiac Auscultation Tele-Diagnostic System
S. Kumpituck,W. Kongprawechnon,T. Kondo,K. Tungpimolrut,A. Nishihara 제어로봇시스템학회 2009 제어로봇시스템학회 국제학술대회 논문집 Vol.2009 No.8
This paper presents a stereo based vision system which will be used to determine the stethoscope locationon the human body in a cardiac auscultation tele-diagnostic system. The system is aimed at overcoming the problem ofinsufficient number of doctors comparing with the higher number of patients. The stereo vision system simulateshuman vision. The reconstruction of the point in three-dimensional space can be done by using the knowledge ofcamera calibration, image rectification, epipolar geometry, and disparity computation.
Modeling of Autonomous Emergency Braking System with Minimum Jerk
A. S. P. Singh,O. Nishihara 제어로봇시스템학회 2022 제어로봇시스템학회 국제학술대회 논문집 Vol.2022 No.11
Vehicle safety systems have been developed to reduce the numbers of accidents and fatalities. An autonomous emergency braking system is a vehicle safety system that automatically applies braking when a collision is imminent. This paper presents an autonomous emergency braking system with minimum jerk for improved occupant comfort. The tire-road friction constraint is considered in the generation of the minimum jerk trajectory. For this trajectory, the stopping distance is derived analytically. A simple controller was developed to track the desired velocity profile. The effectiveness of this controller was verified by computer simulations using a nonlinear vehicle dynamics model for dry and wet road surfaces.
Li, J.Y.,Suzuki, K.,Koike, Y.,Chen, D.S.,Yonezawa, T.,Nishihara, M.,Manabe, N. Asian Australasian Association of Animal Productio 2005 Animal Bioscience Vol.18 No.10
To determine the effects of short-term dietary supplementation of branched-chain amino acids (BCAAs) during nursing (from 3 to 28 days of age) on plasma BCAA levels and subsequent growths in cattle, 12 nursing male Holstein calves, randomly assigned to control and treatment groups (n = 6 in each group), orally received a daily supplement of essential BCAAs (2 g/kg body weight/day; 1:1:1 of valine, leucine and isoleucine) or not. The plasma BCAA levels increased linearly after the administration. During the treatment period, average daily gain (ADG) was lower in the treatment group (0.43${\pm}$0.07 kg/day) than the controls (0.71${\pm}$0.07 kg/day, p<0.05). However, at 2 months of age, ADG was significantly higher in the BCAA-treated group (1.16${\pm}$0.26 kg/day vs. 0.51${\pm}$0.06 kg/day, p<0.05). Furthermore, at age 8, 9 and 10 month, ADG in the treated group (1.35${\pm}$0.23, 1.46${\pm}$0.07 and 1.60${\pm}$0.16 kg/day, respectively) showed a linear increase and was significantly higher than that in the control group (0.88${\pm}$0.14, 0.70${\pm}$0.21 and 1.11${\pm}$0.11 kg/kg, respectively, p<0.05). Overall, ADG was 15.6% higher in the treatment group (1.26${\pm}$0.05 kg vs. 1.09${\pm}$0.04 kg; p<0.05). The final body weight at slaughter was 14.8% higher in the treatment group (759.5${\pm}$17.7 kg vs. 661.7${\pm}$21.2 kg, p<0.01). Thus, the supplementation of BCAAs during nursing improves ADG and carcass weight in cattle and is a useful husbandry technique for beef cattle.