Intelligent Generation and Analysis of the Municipal Road Construction Scheme Based on the KNN Algorithm

Table 4

Structured form of a single historical case.

Feature attribute (F)				Construction method (P)
Feature attribute categories			F m	Sub-projects and progress plans, mechanical configuration plan		P 2	P h
Feature attribute specific category	F	F 21	F ml	String or number	P u	P 2l	P ml
	F i2	F 22	F m2		P l2	P 22	P m2
	F L3	F 23	F m3		P l3	P 23	P m3
	…	…	…		…	…	…