DDPG History of engineering & technology Inertial Measurement Unit (IMU) Inertial Measurement Units artificial neural networks at-risk driving authentication automatic license plate recognition autonomous navigation autonomous path planning collision avoidance connected vehicle convolutional neural networks crowdsourcing data fusion decision-making deep learning deep reinforcement learning deep support vector machine driver drowsiness driver stress end-to-end histogram of oriented gradients hybrid dynamic system indoor localization intelligent transportation systems intelligent vehicle access internet of things maritime autonomous surface ships maritime vessel flows