An Improved KNN-Based Slope Stability Prediction Model

Table 1

Slope codes of the earthquake-prone countries.

Nation	Codes	Evaluation methods	Evaluation indicators
China	<Technical code for building slope engineering> (GB50330-2013)	Quasi-static method	Safety factor
	<Design code for engineered slopes in water resources and hydropower projects>(SL386-2007)	Quasi-static method	Safety factor
	<Specifications for design of highway subgrades> (JTG D30-2004)	Quasi-static method	Safety factor
	<Code for seismic design of railway engineering> (GB50111-2006)	Quasi-static method	Safety factor
	<Code for design on subgrade of railway> (TB10001-2005)	Quasi-static method	Safety factor
	<Code for design of high-speed railway> (TB10621-2009)	Quasi-static method	Safety factor
Japan	<Design standards for railway structures>	Quasi-static method and Newmark method	Safety factor and permanent displacement
European countries	Eurocode 7: geotechnical design	Quasi-static method	Safety factor
The United States	California Geological Survey’s Guidelines (2008)	Quasi-static method	Safety factor