Table 2. Example of OHE

개수	sij	One hot encoding
1	ANC-JFK	[ 1 0 0 0 0 0 ]
2	GMP-CJU	[ 0 1 0 0 0 0 ]
3	ICN-NRT	[ 0 0 1 0 0 0 ]
4	ANC	[ 0 0 0 1 0 0 ]
5	CJU	[ 0 0 0 0 1 0 ]
6	SIN	[ 0 0 0 0 0 1 ]