数学建模论文选址优化 - 图文(8)

中国河北省石家庄市辛集市省道392附近 程序23

A=[32.045333 31.821565 31.231592 30.278044]; B=[118.806152 117.224121 121.464844 120.168457]; C=[437400 435300 448400 512000]; Cx11=sum(A.*C); Cy11=sum(B.*C); V1=sum(C); Cx1=Cx11/V1

Cx1 =

31.2995

>> Cy1=Cy11/V1

Cy1 =

119.4613

>> for i=1:4

g(i)=sqrt((A(i)-Cx1)^2+(B(i)-Cy1)^2); end >> g g =

35

0.9927 2.2973 2.0047 1.2424

中国江苏省常州市溧阳市戴埠镇附近 程序24

>> A=[29.573457 26.667096 22.816694]; B=[106.54541 106.633301 108.363647]; C=[457200 475400 410500]; Cx11=sum(A.*C); Cy11=sum(B.*C); V1=sum(C); Cx1=Cx11/V1

Cx1 =

26.4796

>> Cy1=Cy11/V1

Cy1 =

107.1322

>> for i=1:3

g(i)=sqrt((A(i)-Cx1)^2+(B(i)-Cy1)^2); end >> g

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g =

3.1490 0.5330 3.8644

中国贵州省黔南布依族苗族自治州国道60附近

程序25

>> A=[23.14036 26.086388]; B=[113.269043 119.300537]; C=[420100 453800];

Cx11=sum(A.*C); Cy11=sum(B.*C); V1=sum(C); Cx1=Cx11/V1

Cx1 =

24.6702

>> Cy1=Cy11/V1

Cy1 =

116.4011

>> for i=1:2

g(i)=sqrt((A(i)-Cx1)^2+(B(i)-Cy1)^2); end

37

>> g g =

3.4857 3.2268

中国广东省梅州市省道223附近 程序26

>> A=[34.252676 34.759666]; B=[108.94043 113.620605]; C=[474000 557200]; Cx11=sum(A.*C); Cy11=sum(B.*C); V1=sum(C); Cx1=Cx11/V1

Cx1 =

34.5266

>> Cy1=Cy11/V1

Cy1 =

111.4693

>> for i=1:2

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g(i)=sqrt((A(i)-Cx1)^2+(B(i)-Cy1)^2); end >> g g =

2.5437 2.1639

中国河南省三门峡市省道318附近

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