A Micro Neural Network for Healthcare Sensor Data Stream Classification in Sustainable and Smart Cities

Table 2

Meaning of the main notations.

Notation	Meaning
	The raw physiological information record, n is the length of the record.
	refers to the i^th slice after being segmented.
	represents the j^th point of i^th slice.
	The features after feature extractor.
,	represents the collection of the RNN model at the first level, represents the collection of the RNN model at the second level.
	It refers to the data distribution of each class.
	They are the weights of a miniclassifier.
	They are the output of the miniclassifier.
, , and	They are all hyperparameters in the paper.