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Type pretty-print-tbn-interaction-graph.

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This commit is contained in:
Sergiu Ivanov 2023-08-08 09:21:12 +02:00
parent ac7f928737
commit e9ecbd8a7c
2 changed files with 25 additions and 1 deletions
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11
scribblings/tbn.scrbl
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@ -436,6 +436,17 @@ will also appear in the interaction graph.
#:zero-edges #f))
]}
@defproc[(pretty-print-tbn-interaction-graph [ig Graph]) Graph]{
Pretty prints the node labels of the interaction graph of a TBN.
@ex[
(dotit (pretty-print-tbn-interaction-graph
(tbn-interaction-graph (hash 'a (tbf/state (hash 'b 1) 0)
'b (tbf/state (hash 'a -1) -1)))))
]}
@section{Reading and printing TBNs and SBNs}
@defproc[(parse-org-tbn [tab (Listof (Listof (U Symbol Real)))]

15
tbn.rkt
View file

@ -48,7 +48,7 @@
TBN sbn? tbn->network
build-tbn-state-graph normalized-tbn? normalize-tbn compact-tbn
tbn-interaction-graph
tbn-interaction-graph pretty-print-tbn-interaction-graph
parse-org-tbn read-org-tbn read-org-sbn tbn->lists sbn->lists
)
@ -524,6 +524,19 @@
(check-equal? (graphviz (tbn-interaction-graph tbn #:zero-edges #f))
"digraph G {\n\tnode0 [label=\"'(b . -1)\"];\n\tnode1 [label=\"'(a . 0)\"];\n\tsubgraph U {\n\t\tedge [dir=none];\n\t}\n\tsubgraph D {\n\t\tnode0 -> node1 [label=\"1\"];\n\t\tnode1 -> node0 [label=\"-1\"];\n\t}\n}\n")))
(: pretty-print-tbn-interaction-graph (-> Graph Graph))
(define (pretty-print-tbn-interaction-graph ig)
(update-graph ig #:v-func (match-lambda
[(cons var weight) (~a var ":" weight)])))
(module+ test
(test-case "pretty-print-tbn-interaction-graph"
(define tbn (hash 'a (tbf/state (hash 'b 1) 0)
'b (tbf/state (hash 'a -1) -1)))
(check-equal? (graphviz (pretty-print-tbn-interaction-graph
(tbn-interaction-graph tbn)))
"digraph G {\n\tnode0 [label=\"a:0\"];\n\tnode1 [label=\"b:-1\"];\n\tsubgraph U {\n\t\tedge [dir=none];\n\t\tnode0 -> node0 [label=\"0\"];\n\t\tnode1 -> node1 [label=\"0\"];\n\t}\n\tsubgraph D {\n\t\tnode0 -> node1 [label=\"-1\"];\n\t\tnode1 -> node0 [label=\"1\"];\n\t}\n}\n")))
(: parse-org-tbn (->* ((Listof (Listof (U Symbol Real))))
(#:headers Boolean
#:func-names Boolean)