Table 4 Pairwise comparison for factors.

From: Deciphering of groundwater potential zones in hard rock terrain using GIS technology with AHP statistical methods: A case study of Nilgiri, Tamil Nadu, India

Matrix

 

Rainfall

Geology

Geomorphology

Slope

Lineament density

Drainage density

LU/LC

Soil

Normalized principal Eigenvector

Rainfall

1

1

3

3

5

5

5

5

7

33.24%

Geology

2

1/3

1

3

3

5

5

5

5

22.99%

Geomorphology

3

1/3

1/3

1

5

5

3

5

5

17.54%

Slope

4

1/5

1/3

1/5

1

3

1

3

5

8.19%

Lineament density

5

1/5

1/5

1/5

1/3

1

1

3

3

5.38%

Drainage density

6

1/5

1/5

1/3

1

1

1

3

5

6.88%

LU/LC

7

1/5

1/5

1/5

1/3

1/3

1/3

1

1

3.12%

Soil group

8

1/7

1/5

1/5

1/5

1/3

1/5

1

1

2.68%