Objectives: To propose a novel technique to halt vehicles at the signals before stop line of zebra crossing and allow pedestrians cross road safely. Methods: An advanced automated signal controlling system is developed using controller, various sensors, devices. The bollards are one important parts our system. It used crossing. raised during red phase lowered green phase. Different sensors such...

Environmental stimuli predictive of appetitive events can elicit Pavlovian approach responses that enhance an organism's ability to track and secure natural rewards, but may also contribute to the compulsive nature of drug addiction. Here, we examined the activity of individual nucleus accumbens (NAc) neurons during an autoshaping paradigm. One conditioned stimulus (CS+, a retractable lever pre...