Ключевые слова: action, busy, city, commuter, commuting, concept, congestion, control, crossing, gesture, halt, hand, hand signal, intersection, motion, motionless, pedestrian, prevention, public transit, road, road safety, road sign, roadblock, rush hour, safety, stop, stoppage, street, street scene, symbol, traffic, traffic congestion, traffic control, traffic flow, traffic jam, traffic light, traffic regulation, transportation, transportation management, transportation system, urban, urban environment, urban infrastructure, urban life, urban lifestyle, urbanization, vehicles,