diff --git a/data-computer/README.md b/data-computer/README.md
index 169b555..82cff41 100644
--- a/data-computer/README.md
+++ b/data-computer/README.md
@@ -56,12 +56,12 @@
 
 ```json
 [
-  {"source":"a","target":"b","weight":3},
-  {"source":"b","target":"c","weight":2},
-  {"source":"a","target":"c","weight":2},
-  {"source":"c","target":"d","weight":3},
-  {"source":"b","target":"d","weight":1},
-  {"source":"d","target":"e","weight":1}
+	{"source":"a","target":"b","weight":3,"origin":["#1","#3","#4"]},
+	{"source":"b","target":"c","weight":2,"origin":["#1","#4"]},
+	{"source":"a","target":"c","weight":2,"origin":["#2","#5"]},
+	{"source":"c","target":"d","weight":3,"origin":["#2","#4","#5"]},
+	{"source":"b","target":"d","weight":1,"origin":["#3"]},
+	{"source":"d","target":"e","weight":1,"origin":["#5"]}
 ]
 ```
 
diff --git a/data-computer/v1/tree-segment.ini b/data-computer/v1/tree-segment.ini
index 9bd1223..930f25e 100644
--- a/data-computer/v1/tree-segment.ini
+++ b/data-computer/v1/tree-segment.ini
@@ -50,22 +50,21 @@
 [fork/delegate/segment]
 aggregate = false
 path = value
+identifier = id
 
 # Step 2.1.3 (spécifique): Regrouper les segments
 [fork/delegate/aggregate]
 
-# Step 2.1.4 (spécifique): Compter les segments similaires
-[fork/delegate/summing]
-path = value
-
-# Step 2.1.5 (spécifique): Construire un résulat spécifique du calcul
+# Step 2.1.4 (spécifique): Construire un résulat spécifique du calcul
 [fork/delegate/replace]
 path = source
 value = get('id.0')
 path = target
 value = get('id.1')
 path = weight
-value = get('value')
+value = get('value').size()
+path = origin
+value = get('value').uniq()
 
 # Step 2.2 (générique): Création d'un fichier résulat standard
 [fork/TARDump]