Table 1 The evaluation grade standard.

From: Dynamic evaluation on slope ecological restoration effect based on cosine similarity and markov chain

Index

Grade

I

Very good

II

Good

III

Normal

IV

Poor

V

Very poor

χ1

(χ10, χ11]

(χ11, χ12]

(χ12, χ13]

(χ13, χ14]

(χ14, χ15]

χ2

(χ20, χ21]

(χ21, χ22]

(χ22, χ23]

(χ23, χ24]

(χ24, χ25]

χ3

(χ30, χ31]

(χ31, χ32]

(χ32, χ33]

(χ33, χ34]

(χ34, χ35]

┆

┆

┆

┆

┆

┆

χj

(χj0, χj1]

(χj1, χj2]

(χj2, χj3]

(χj3, χj4]

(χj4, χj5]

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