Adding changes to include time of occurence of the events

dpcode/Seq_Patt_Mining/Item.py

@@ -11,8 +11,8 @@ class Item():
     '''
     def __init__(
             self,
-            Item,
+            Name,
             Time
             ):
-        self.Item = Item
+        self.Name = Name
         self.Time = Time

dpcode/Seq_Patt_Mining/ReadData.py

@@ -6,6 +6,7 @@ Paper: PrefixSpan: Mining Sequential Patterns Efficiently by Prefix-Projected Pa
 '''
 
 from Constraints import *
+from Item import *
 
 class ReadData():
     def __init__(
@@ -26,7 +27,10 @@ class ReadData():
                 elements = line.lstrip().rstrip().split(',')
                 itemSet = []
                 for e in elements:
-                    itemSet.append(e.split())
+                    Items_ = e.split()
+                    for Item__ in Items_:
+                        splits = Item__.split('@')
+                        itemSet.append(Item(splits[0], splits[1]))
                 SDB[SID] = itemSet
                 SID = SID + 1
         return SDB

dpcode/Seq_Patt_Mining/SDB_Data_1.dat

-a,a b c,a c,d,c f
-a d,c,b c,a e
-e f,a b,d f,c,b
-e,g,a f,c,b,c
+a@1,a@2 b@2 c@2,a@3 c@3,d@4,c@5 f@5
+a@1 d@1,c@2,b@3 c@3,a@4 e@4
+e@1 f@1,a@2 b@2,d@3 f@3,c@4,b@5
+e@1,g@2,a@3 f@3,c@4,b@4,c@5

dpcode/Seq_Patt_Mining/prefix_span.py

@@ -52,14 +52,15 @@ if __name__ == "__main__":
     for key in SDB.keys():
         SDB_.append(SDB[key])
 
+    print SDB_
     # Algorithm 1 of Prefix Span Paper. Call PrefixSpan with Empty Sequence
     # AllPatterns stores all Sequential Pattern with their support
-    AllPatterns = []
-    if constraints_file is not None:
-        AllPatterns = PrefixSpan.PrefixSpanWithConstraints(SeqPattern([], sys.maxint), SDB_, min_sup, Constraints)
-    else:
-        AllPatterns = PrefixSpan.PrefixSpan(SeqPattern([], sys.maxint), SDB_, min_sup)
+    ##AllPatterns = []
+    ##if constraints_file is not None:
+    ##    AllPatterns = PrefixSpan.PrefixSpanWithConstraints(SeqPattern([], sys.maxint), SDB_, min_sup, Constraints)
+    ##else:
+    ##    AllPatterns = PrefixSpan.PrefixSpan(SeqPattern([], sys.maxint), SDB_, min_sup)
     # Used sorting help from here: https://wiki.python.org/moin/HowTo/Sorting
-    AllPatternsSorted = sorted(AllPatterns, key=lambda Pattern: Pattern.Support, reverse=True)
-    for Pattern_ in AllPatternsSorted:
-        print ReadData.PrintPatternInStringFormat(Pattern_.Sequence, 1) + ' :: Support : ' + str(Pattern_.Support) + ' :: Length : ' + str(Pattern_.Length)
+    ##AllPatternsSorted = sorted(AllPatterns, key=lambda Pattern: Pattern.Support, reverse=True)
+    ##for Pattern_ in AllPatternsSorted:
+    ##    print ReadData.PrintPatternInStringFormat(Pattern_.Sequence, 1) + ' :: Support : ' + str(Pattern_.Support) + ' :: Length : ' + str(Pattern_.Length)