src/Gargantext/Core/Methods/Graph/Louvain.hs

   1 {-|
   2 Module      : Gargantext.Core.Viz.Graph.Louvain
   3 Description :
   4 Copyright   : (c) CNRS, 2017-Present
   5 License     : AGPL + CECILL v3
   6 Maintainer  : team@gargantext.org
   7 Stability   : experimental
   8 Portability : POSIX
   9
  10 -}
  11
  12
  13 module Gargantext.Core.Methods.Graph.Louvain
  14   where
  15
  16 import Gargantext.Prelude
  17 import Data.Map (Map, fromList)
  18 import Data.Graph.Clustering.Louvain.Utils (LouvainNode(..))
  19
  20
  21 type LouvainNodeId = Int
  22 type CommunityId   = Int
  23
  24 nodeId2comId :: [LouvainNode] -> Map LouvainNodeId CommunityId
  25 nodeId2comId ns = fromList [(nId,cId) | LouvainNode nId cId <- ns]
  26
  27 comId2nodeId :: [LouvainNode] -> Map CommunityId LouvainNodeId
  28 comId2nodeId ns = fromList [(cId,nId) | LouvainNode nId cId <- ns]
  29
  30