Classical conditioning associated with phobias
The temporal contiguity between the NS and the CS and 2.' The number of pairings of the NS and the CS'.3.'Intensity of CS & UCS affects intensity of CR' 4.' Salience of CS' 5.'Reliability of CS as predictor of UCS' 6.' Redundancy of CS' and 7.'CS-US Belongingness'. Also, there are several learning principles behind classical β