?????????????? GIS ?????????????? - PowerPoint PPT Presentation

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?????????????? GIS ??????????????

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Title: GIS Author: Pinij Last modified by: Pinij Created Date – PowerPoint PPT presentation

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Title: ?????????????? GIS ??????????????


1
?????????????? GIS ??????????????
  • ????????????????????????????????????

??.????? ??????????
????????????? ????????????????????????????????????
????????????????? ??????? 1 ?????? 6-7 ???????
2550 ? ???????????????????
2
???????????????? GIS ??????????????
  • ?????????????????????????
  • ??????????????????
  • ???????????????????
  • ?????????????????????? ?????????
  • ????????????????????????
  • ??????????????????????????????????????????????
    ?????????????
  • ????????????????????????????
  • ??????????????????????????
  • ???????????????????????????????
  • ????????????????????????????

3
????????????? GIS ??????????????
  • ??????????????????????????????????????????????????
    ?????? ???????????????????????????????????? /
    ????????? / ??????????
  • ?????????????? ???????? (polygon ????????????
    ??????????)
  • ?????????????????? (polygon ???? point (centroid)
    ??????? ?????????? ???????????? ??? ???)
  • ???????????????? (polygon ???? point (centroid)
    ????? ?????????? ???????????? ??? ??? ???????)
  • ??????????????? (polygon ???? point (centroid)
    ???? ?????????? ???????????? ??? ??? ???????
    ?????)

4
???????????????
  • ?????????????
  • Graduated color (????????????)
  • (polygon)
  • Graduated symbol (???????????????)
  • (point ???? ??????? centroid ??? polygon)
  • Dot density (????????, ?????????? random)
  • (polygon)
  • Chart (??????? (bar), ??????? (pie))
  • (polygon ???? point)

5
????????????????????????
????????????????????????????????? ????????????
????????????? Dot density (????? cases 100 ???
1 ???) (????????????? ????????????????)
???????????
Dot density
Influenza incidence 2547
????????????????????????
6
????????????????????????
?????????????????????????????? ????????????
????????????? Dot density (?????????????????????
? 10 ????????????? 1 ???) (?????????????
????????????????)
???????????
Dot density
Dot density
Influenza incidence 2547
????????????????????????
7
??????????????????????
???????????????????? ??????????
????????????? Graduated color
(?????????????????????)
?????????
Graduated color
Liver cancer mortality rate 2549
?????????????????????????????????
8
??????????????????????
???????????????????? ??????????
????????????? Graduated color
(?????????????????????)
????????
Graduated color
HIV mortality rate 2549
?????????????????????????????????
9
??????????????????????
???????????????????? ??????????
????????????? Graduated color
(?????????????????????)
???????
Graduated color
DM mortality rate 2549
?????????????????????????????????
10
??????????????????????
???????????????????? ??????????
????????????? Graduated color
(?????????????????????)
?????
Graduated color
Renal failure mortality rate 2549
?????????????????????????????????
11
??????????????????????
???????????????????? ??????????
????????????? Graduated color
(?????????????????????)
?????????
Graduated color
Suicidal rate 2549
?????????????????????????????????
12
??????????????????????
?????????????????????????? ??????????
????????????? Graduated color
(??????????????????????????)
????????????????????????
Graduated color
Doctor 10,000 pop 2543
?????????????????????????????????
13
??????????????????
  • ??????????????????
  • (?????????????????????? graduated color ???
    graduated symbol)
  • Natural breaks (????????????????????????)
  • Quantile (??????????????????????????????????????
    ????????)
  • Standard deviation (??????????????????????????????
    ????????????)
  • Equal interval (?????????????????????????????????)

14
??????????????????
Natural break
Quantile
?????????
Liver cancer mortality rate 2547
15
??????????????????
Standard deviation
Equal interval
?????????
Liver cancer mortality rate 2547
16
?????????????????????
??????????
????????????????????????????????? ?????????
????????????? Dot density (????? cases 5 ???
1 ???) (????????????? ????????????????)
????????
Malaria incidence 2549
????????????????????????
17
?????????????????????
???????????
???????????????????? ?????????
????????????? Dot density (????? cases 1 ???
1 ???) (????????????? ????????????????)
?????????
Liver cancer mortality 2547
?????????????????????????????????
18
????????????? GIS ??????????????
  • ??????????????????????????????????????????????????
    ?????? ????????????????????????????????????? /
    ???????????
  • ??????????????????? (point ???? polygon
    ?????????? ???????????? ??? ??? ??????? ?????
    ????)
  • ?????????????????????? (point ???? polygon
    ???????? ??????? ????? ???? ????????)

19
?????????????????????????
???????????
???????????????????
????????????? Single symbol (1 ???????? 1
???) (????????????? ???????????????????)
?????????????? www.mahadthai.com
20
?????????????????????????
???????????
???????????????????? ?????????????
????????????? Graduated symbol
(????????????????) (?????????????
???????????????????)
?????????
Liver cancer mortality 2547
?????????????????????????????????
21
?????????????????????????
???????????
???????????????????? ?????????????
????????????? Graduated symbol
(????????????????) (?????????????
???????????????????)
?????????
Lung cancer mortality 2547
?????????????????????????????????
22
?????????????????????????
???????????
???????????????????? ?????????????
????????????? Graduated symbol
(????????????????) (?????????????
???????????????????)
???????? ????????????
HIV and Suicide mortality 2547
?????????????????????????????????
23
????????????????????????????
????????????????????????????????? ????????????????
??????????????????????????????????
???????????????????
24
????????????? GIS ??????????????
  • ??????????????????????????????????????????????????
    ?????? ???????????????????????????????????????
  • ????????????????????? (point ???? polygon
    ?????????? ???????????? ??? ??? ??????? ?????)
  • ??????????????????????????????????????????????????
    ?????? ????????????????????????????? landmark
    ?????
  • ????????????????? ??? ?????? ????????????? ?????
    ??? ?????? ????????????????????? ??? ??? (point
    ???? polygon ?????????? ???????????? ??? ???
    ??????? ????? ????)

25
???????????????????????????
?????????????????????
????????????? Single symbol (1 ?????????? 1
???) (????????????? ?????????????????????)
???????????????? ?????????????????????????????????
???
26
???????????????????????????
?????????????????????? ???????????????
????????????? Graduated symbol (1 ??????????
1 ???) (????????????? ?????????????????????)
???????????????? ?????????????????????????????????
???
27
???????????????????????????
?????????????????????? ICU ???????????????
????????????? Graduated symbol (1 ??????????
1 ???) (????????????? ?????????????????????)
???????????????? ?????????????????????????????????
???
28
???????????????????????????
?????????????????????? ???????????????
????????????? Graduated symbol (1 ??????????
1 ???) (????????????? ?????????????????????)
???????????????? ?????????????????????????????????
???
29
???????????????????????????
???????????????????????????????? ???????????????
????????????? Graduated symbol (1 ??????????
1 ???) (????????????? ?????????????????????)
??????? CT scan
???????????????? ?????????????????????????????????
???
30
???????????????????????????
???????????????????????????????? ???????????????
????????????? Graduated symbol (1 ??????????
1 ???) (????????????? ?????????????????????)
?????????????
???????????????? ?????????????????????????????????
???
31
???????????????????????????
????????????????? ??????????????????????? ????????
??????? (??????????)
32
????????????? GIS ??????????????
  • ??????????????????????????????????????????????????
    ??????????????????? (Health event)
  • ???????????????????????? (point ????????????
    ????? ????)
  • ??????????????????????? (point ???????????? ?????
    ????)

33
???????????????????????????
????????????????????????????????????? ?????
??????????????? AIT ?????????????????????????????
?????????????
34
???????????????????
  • ???????????????????????????????????
    (interpolation) ???????????? vector ???? raster
  • ?????????????????????????????????????????????
    buffer ?????????????
  • ?????????????????????????????????? (mean center,
    central feature) ??? standard distance
    ????????????
  • ????????????????????????????????? (cluster
    analysis, spatial autocorrelation) ??? hot spot ,
    cold spot

35
Interpolation
?????????????????????????????????????? 926 ?????
????????????????????????????????????? ??????????
(????????????????)
????????? 2543
???????????????????????????? ????????????? (???
Centroid) ????? 926 ???
Interpolation
Inverse distance weight
?????????? ??????????
36
Interpolation
?????????????????????????????????????? 926 ?????
????????????????????????????????????? ??????????
(????????????????)
????? 2543
???????????????????????????? ????????????? (???
Centroid) ????? 926 ???
Interpolation
Inverse distance weight
?????????? ??????????
37
Buffer
????????????????????????????? ????????????????????
?????????? ?????????????????????? (point, line)
???????????
  • ??????????????????????? 5 ???????? ?????????????
    (buffer ??????????)
  • ?????????????????????????????? ???? 10 ????????
    (buffer ???)

??????????????? ?????????????
38
Buffer
???????????????
?????????????
39
Buffer
Buffer 5 ??.
???????????????
?????????????
???????????????????????????? 5 ??. ?????????????
Buffer ???????????? ??????????????????????
40
Center and standard distance
  • ????????????????????????? ??????????
  • ???????????????????????? (Central feature)
  • ????????????????????? (Mean center)

????????????????????? ????????????? ?? 47
41
Center and standard distance
???????????????????????? (Central feature)
Standard distance ????????????????????????? ??????
??? ??????? ????????? ?????????
42
Cluster and hot spot, cold spot
Spatial autocorrelation ?????? degree
?????????????????? (Clustering)
??????????????? Hot spot, Cold
spot ????????????????????? (???? ????????)
??????????? (hot spot) ????????? (cold
spot) ??????????????????????????????????
(cluster) ????
43
Cluster and hot spot, cold spot
??????????????????????????????????
?????????????????? ?????????????
44
Cluster and hot spot, cold spot
??????????????? cold spot
??????????????? hot spot
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