Anomaly Prediction over Human Crowded Scenes via Associate-Based Data Mining and K-Ary Tree Hashing

Algorithm 1

Bag of features.

	Input: Frame_data
	Output: Feature_vect
	← []
	← GetDatal_F()
	Data_size_F ← GetData_F_size()
	Procedure PAP (Video, Images)
	← []
	Denoise_Input_Data ← Preprocessing (Win, Median)
	Sampled_Data (Denoise Data)
	While exit invalid state do
	← ExtractlFeatures (sample data)
	← []
	Return MainfeaturesVector