netGSS :: ISI øving 16.11.16 - Nødnett-Rakel :: oppdatert 29.08.2017-

Antall meldinger | Nettverksanalyse (SNA)         

Nettverksanalyse (SNA): alle | svenske deltakere | norske deltakere | over grensen

Sosialt nettverk: alle deltakere


Symbol:
ue      Utrykningsenhet
sentr  Sentral
PIC    Polis insatschef

Pilene peker mot den som mottar henvendelse om informasjon.
"En til mange"-meldinger er ikke inkludert.

Klikk på grafen for en større versjon. Grafene viser kommunikasjon mellom de ulike organisasjonene. 




Resultat - SNA: analyse av sosiale nettverk:
Network attributes:
  vertices = 12
  directed = TRUE
  hyper = FALSE
  loops = TRUE
  multiple = FALSE
  bipartite = FALSE
 total edges = 58
   missing edges = 0
   non-missing edges = 58
 density = 0.4027778

Vertex attributes:
  vertex.names:
   character valued attribute
   12 valid vertex names

No edge attributes

Network adjacency matrix:
               N brann.sentr N politi.sentr N AMK.sentr N brann.ue N politi.ue
N brann.sentr              0              0           0          1           1
N politi.sentr             0              0           1          0           1
N AMK.sentr                0              1           1          0           0
N brann.ue                 1              0           0          1           1
N politi.ue                1              1           1          1           1
N AMK.ue                   0              1           1          1           1
S SOS.alarm                0              0           1          1           0
S RKC.Umea                 0              1           1          0           1
S PIC                      0              0           0          0           1
S Raddn.ue                 0              0           0          1           0
S Polis.ue                 0              1           0          0           1
S Ambul.ue                 0              0           1          0           0
               N AMK.ue S SOS.alarm S RKC.Umea S PIC S Raddn.ue S Polis.ue
N brann.sentr         0           1          0     0          0          0
N politi.sentr        0           0          1     0          0          1
N AMK.sentr           1           1          0     0          0          0
N brann.ue            1           1          0     0          1          0
N politi.ue           1           0          0     1          1          1
N AMK.ue              1           0          0     0          0          0
S SOS.alarm           1           0          0     0          1          0
S RKC.Umea            0           0          0     0          0          1
S PIC                 0           0          0     0          0          1
S Raddn.ue            1           1          0     0          1          0
S Polis.ue            0           0          1     1          0          0
S Ambul.ue            1           1          0     1          0          0
               S Ambul.ue
N brann.sentr           0
N politi.sentr          0
N AMK.sentr             1
N brann.ue              0
N politi.ue             0
N AMK.ue                1
S SOS.alarm             1
S RKC.Umea              0
S PIC                   1
S Raddn.ue              0
S Polis.ue              0
S Ambul.ue              1
+     vertex.cex=2, usearrows=TRUE,
+     vertex.sides=3,
+ ##    vertex.color=adjustcolor("transparent"),
+ ##    vertex.label.color=adjustcolor("black", .5),
+ ##    vertex.col="land",
+ ##    vertex.col=2+(network.vertex.names(net)=="polis"),
+     boxed.labels=TRUE)
NULL

Øving 2016: Antall meldinger sendt: 
(matrise med 12 rader og 12 kolonner: kolonne 1 er 110.F.s (brann sentral) - samme som rad 1 etc)

N.Bra.s	N.Pol.s	N.AMK.s	N.Bra.u	N.Pol.u	N.AMK.u	S.SOS.a	S.RKC.U	S.PIC	S.Rad.u	S.Pol.u	S.Amb.u
0	0	0	13	1	0	1	0	0	0	0	0
0	0	1	0	34	0	0	2	0	0	3	0
0	1	5	0	0	166	1	0	0	0	0	23
16	0	0	19	3	1	2	0	0	2	0	0
1	34	1	1	8	1	0	0	1	2	1	0
0	1	177	1	1	75	0	0	0	0	0	24
0	0	2	3	0	1	0	0	0	10	0	22
0	5	1	0	1	0	0	0	0	0	5	0
0	0	0	0	5	0	0	0	0	0	31	2
0	0	0	5	0	1	11	0	0	1	0	0
0	5	0	0	4	0	0	4	23	0	0	0
0	0	29	0	0	28	23	0	2	0	0	1
The R Project for Statistical Computing (http://www.r-project.org/)
Jocker, M. L. Executing R in PhP. URL https://www.stanford.edu/~mjockers/cgi-bin/drupal/node/25
Personality-project.org: Using R for psychological research: A simple quide to an elegant package.
URL http://personality-project.org/r/
Csardi, G. Practical Statistical Network Analysis: Community Structure in Networks. (slide 29) URL http://statmath.wu.ac.at/research/friday/resources_WS0708_SS08/igraph.pdf
Butts, CT (2008). network: A Package for Managing Relational Data in R. Journal of Statistical Software, 24(2). http://www.jstatsoft.org/v24/i02/paper
Goodreau SM, Handcock MS, Hunter DR, Butts CT, Morris M (2008). A statnet Tutorial. Journal of Statistical Software, 24(8). http://www.jstatsoft.org/v24/i01/paper
McGlohon, Mary. Statistical Properties of Social Networks. http://www.springer.com/cda/content/document/cda_downloaddocument/9781441984616-c2.pdf