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Study on Landslide using GIS and Remote Sensing at the Kangneung Area (I)-Relationship Analysis between Landslide Location and Related Factors

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(34) š«êÁšÒRÁö7..   . 6SDWLDO UHODWLRQVKLS EHWZHHQ ODQGVOLGH DQG UHODWHG IDFWRUV LQ 6DJLPDNUL DUHD Landslide(%) Class. Domain (%). GPS survey. Ratio. Change detection. GPS survey. Change detection. Slope. 0~5 6~10 11~15 16~20 21~25 26~30 31~35 36~40 41~90. 18 11 16 19 17 11 6 2 1. 0 1 4 14 23 29 20 6 4. 0 0 3 11 20 34 22 6 3. 0.00 0.06 0.24 0.72 1.38 2.53 3.51 2.86 5.78. 0.00 0.04 0.18 0.56 1.21 3.03 3.83 3.06 4.58. Aspect. Flat North Northeast East Southeast South Southwest West Northwest. 4 12 15 16 13 9 9 11 12. 0 5 12 17 10 16 10 17 14. 0 7 12 17 11 14 10 17 13. 0.00 0.45 0.76 1.06 0.76 1.82 1.17 1.55 1.16. 0.00 0.58 0.81 1.08 0.83 1.58 1.14 1.57 1.06. Concave Flat Convex. 29 41 30. 29 27 44. 30 28 42. 1.01 0.66 1.46. 1.02 0.69 1.40. Buffer(100m) Buffer(200m) Buffer(300m) Buffer(400m) Buffer(400m<). 74 20 5 2 0. 72 22 4 2 0. 72 22 4 2 0. 0.97 1.12 0.92 1.15 0.00. 0.98 1.14 0.82 0.99 0.00. Topographic Type. No data Lower hilly area Valley area Mountainous area Plains area Valley and alluvial fan Hilly and Mountainous area Vally and Piedmont area Lower hilly and Piedmont area. 2 0 15 77 3 0 0 1 1. 1 0 14 84 0 0 0 1 0. 0 0 14 84 0 0 0 1 0. 0.26 0.00 0.91 1.10 0.00 2.17 0.00 0.82 0.00. 0.19 0.00 0.90 1.10 0.00 1.60 1.10 0.76 0.00. Soil Texture. Sandy loam Fine sandy loam Gravelly sandy loam Loam Silt loam Gravelly loam Overflow area Rocky sandy Rocky loam Gravelly sandy. 48 0 0 2 2 1 2 33 12 0. 67 0 0 0 0 1 1 27 3 0. 61 0 0 1 0 1 0 31 5 0. 1.41 0.00 2.17 0.16 0.00 0.82 0.26 0.82 0.28 0.00. 1.28 0.00 1.60 0.48 0.00 0.76 0.19 0.94 0.45 0.00. No data Poorly drained Somewhat poorly drained Moderately well drained Well drained Excessively drained. 2 6 5 1 10 76. 2 8 21 1 21 284. 0 2 6 1 7 84. 0.26 0.41 1.22 0.22 0.62 1.11. 0.19 0.34 1.12 0.66 0.70 1.11. Curvature. Distance from Drainage. Soil Drainage.

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(52)      Landslide(%) Class. Slope. Aspect. Curvature Distance from Drainage. Topographic Type. Soil Texture. Soil Drainage. Soil Material. 0~5 6~10 11~15 16~20 21~25 26~30 31~35 36~40 41~90 Flat North Northeast East Southeast South Southwest West Northwest Concave Flat Convex Buffer(100m) Buffer(200m) Buffer(300m<) No data Lower hilly area Valley area Mountainous area, Plains area Valley and alluvial fan Hilly and Mountainous area Vally and Piedmont area, Lower hilly and Piedmont area No data Sandy loam Fine sandy loam Gravelly sandy loam Loam Silt loam Gravelly loam Overflow area Rocky sandy No data Poorly drained Somewhat poorly drained Moderately well drained Well drained Excessively drained No data Colluvium Valley alluvium Granite residuum Fluvial alluuium. Domain (%) 20 11 18 20 17 9 4 1 0 5 12 14 14 13 12 12 9 10 27 44 29 84 15 1 22 4 17 45 3 0 6 1 2 18 47 1 0 7 0 1 3 22 22 5 9 3 10 51 22 3 17 55 3. Ratio. GPS survey. Change detection. GPS survey. Change detection. 0 0 0 2 23 39 27 6 3 0 23 15 14 9 11 11 11 6 31 30 39 90 10 0 27 2 10 59 0 0 0 2 0 23 25 0 0 2 0 2 4 44 27 0 8 0 6 59 27 2 10 61 0. 0 0 0 1 22 40 28 7 2 0 20 17 18 8 11 11 10 5 32 30 38 87 13 0 26 1 11 59 0 0 1 1 0 23 28 0 0 2 0 1 3 42 26 0 8 1 5 59 26 1 11 61 0. 0.00 0.00 0.00 0.09 1.42 4.23 7.48 5.71 7.59 0.00 1.92 1.08 0.99 0.69 0.96 0.92 1.23 0.62 1.14 0.67 1.37 1.07 0.63 0.00 1.23 0.43 0.62 1.31 0.00 0.00 0.00 2.02 0.00 1.23 0.53 0.00 0.00 0.26 0.00 2.02 1.26 2.04 1.23 0.00 0.88 0.00 0.60 1.15 1.23 0.58 0.62 1.10 0.00. 0.00 0.00 0.00 0.07 1.31 4.31 7.88 6.33 5.90 0.00 1.66 1.23 1.30 0.64 0.98 0.88 1.10 0.48 1.16 0.69 1.33 1.04 0.85 0.00 1.20 0.33 0.68 1.30 0.00 0.00 0.11 1.57 0.00 1.25 0.60 0.00 0.00 0.30 0.00 1.57 0.98 1.93 1.20 0.00 0.92 0.20 0.54 1.16 2.75 1.02 1.56 2.51 0.00.

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(54) ÖÒ * *~f 'Ë ž¶f~ çê ª+   . &RQWLQXHG. No data Poorly shallow Shallow Normal Deep Non-forest Pine Artificial borad leaf tree Cultivated Korea nut pine Mixing tree Non-forest Very small diameter Small diameter Medium diameter Non-forest 1st age 2nd age 3rd age 4th age Non-forest Loose Moderate Dense Grainte Alluvium Buffer(100m) Buffer(200m) Buffer(300m) Buffer(400m) Buffer(500m) Buffer(500m<) No data Water Urban Forest Grass Rice field Barren. Soil Thickness. Forest Type. Forest Diameter. Forest Age. Forest Density Geology. Distance from Lineament. Land Cover. Landslide(%). Domain (%). Class. GPS survey. 22 1 22 54 2 27 68 1 2 1 1 29 2 69 1 29 2 62 6 1 22 39 9 31 100 0 38 26 16 8 5 8 0 0 2 89 3 5 0. ~~  š>S ÖÒ B ¸f çê ¢ ¾æÞ ¯ ÖÒ B {†š ¸ º ©j ~ ‚ Ò  ·j>S ÖÒ B Ôf ç ê¢ ¾æÞ ¯ ÖÒ B {†š  º ©j ~‚ ' ºžê ÖÒf~ êº f  ?.  . . . . . . 7DEOH. . . Ratio. Change detection. 27 0 44 27 2 17 80 0 1 3 0 17 3 77 3 17 3 59 17 3 17 57 6 20 100 0 70 23 3 2 2 0 0 0 2 89 8 2 0.   

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