Context- awareness Convolution Convolutional neural network Convolutional neural networks Deep learning Energy efficiency Energy efficient Fall detection Forestry Freezing Freezing of gait Freezing of gaits Gait detection Human activity recognition Inertial navigation systems Machine-learning Parkinson’s disease Pattern recognition Random forests Signal detection Wearable sensors accelerometer context awareness convolutional neural network freezing of gait (FoG) human activity recognition machine learning random forest wearable sensors