基于圈层结构的游客活动空间边界提取新方法

吴朝宁, 李仁杰, 郭风华

A novel method for extracting spatial boundary of tourist activity based on circle structure

WU Zhaoning, LI Renjie, GUO Fenghua

表3 各级圈层指标计算结果统计

Tab. 3 Statistics of indicators for the circle structure in each level

景区 指标 圈层边界L(E) L(1) L(2) L(3) L(4) L(5) L(6) L(7) L(8) L(9) L(10) 五台山 M(E) 3976 24104 56512 75616 86840 94488 97432 99864 100852 101636 SE (km2) 0.2660 0.7894 2.0331 4.0321 6.1121 15.1561 26.1561 39.0209 61.8705 124.0058 LE (km) 1.8717 5.2597 12.5726 18.6100 23.2639 34.2122 55.1183 96.6506 207.0941 277.3274 δE 0.0050 0.0302 0.0701 0.0923 0.1043 0.1097 0.1083 0.1011 0.0632 0.0517 三清山 M(E) 22722 41629 49112 64736 82243 94087 97288 100411 101013 101408 SE (km2) 0.1228 0.4978 1.0364 2.3064 4.1805 11.8848 16.5817 23.7126 45.2132 79.4242 LE(km) 1.7012 5.2421 6.8862 13.7824 20.5110 32.6023 50.9373 74.7902 94.9487 131.8905 δE 0.0218 0.0397 0.0465 0.0603 0.0749 0.0785 0.0771 0.0685 0.0480 0.0426 九寨沟 M(E) 6328 14304 32416 48320 72264 84168 105632 111928 115024 116624 SE (km2) 0.0612 0.1881 0.8112 1.8200 3.3180 5.2619 8.2919 13.0529 27.0477 40.7900 LE (km) 1.2622 2.8100 11.1525 20.0080 29.3798 38.5817 51.5698 64.7361 93.5963 123.8845 δE 0.0054 0.0121 0.0270 0.0393 0.0566 0.0593 0.0733 0.0691 0.0504 0.0365 凤凰古城 M(E) 7112 10318 14000 26684 42749 55286 60823 67984 70329 71218 SE (km2) 0.0189 0.0409 0.0743 0.1440 0.2502 0.3737 0.5263 0.7880 1.1461 1.8956 LE (km) 0.9885 1.5527 2.3144 3.9672 4.8379 7.0516 9.5709 10.6762 12.8117 20.3016 δE 0.0072 0.0103 0.0137 0.0252 0.0423 0.0462 0.0467 0.0476 0.0391 0.0266 大理古城 M(E) 1813 26257 59794 91483 154602 193081 228445 256529 265466 271349 SE (km2) 0.0108 0.1012 0.2410 0.4715 0.8154 1.2913 2.0011 2.8137 4.2232 5.8869 LE (km) 0.3816 3.2068 6.2567 11.1658 15.9691 18.6702 20.6469 23.1153 17.3341 19.6943 δE 0.0003 0.0048 0.0106 0.0156 0.0249 0.0287 0.0312 0.0314 0.0244 0.0195