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Algorithm to detect best path in a multigraph
essentially I have a multigraph where each edge has its own identity and the weight of each edge is dependent upon some starting input. I have created a dijkstra-based search algorithm that can detect...
getJiggy
Votes: 0
Answers: 0
Returning a value from a function failed with NoneType
I have a problem with returning a value from an external function.
Function:
def dijkstra(netzwerk,startpunkt,zielpunkt,punkt_geprueft=[],entfernungen={},vorgaenger={}):
if startpunkt not in netzw...
ähmöhm
Votes: 0
Answers: 1
Find the longest path of all shortest pathes in a graph (32 thousand vertexes)
I'm doing my laboratory work, and I need to solve a task. The text of it:
Byteland's rail network consists of N stations, numbered from 1 to N, connected by N-1 two-way rail tracks. Each railway track...
Ростислав Липский
Votes: 0
Answers: 1
How to "decrease priority" in a min-priority queue in Dijkstra's algorithm?
Wikipedia of Dijkstra's algorithm has the following pseudocode, which uses a min-priority queue:
1 function Dijkstra(Graph, source):
2 dist[source] ← 0 // Initializatio...
Forrest Wei
Votes: 0
Answers: 1