From df8386f75b0538075d72d52693836bb8878f505b Mon Sep 17 00:00:00 2001
From: KatolaZ <katolaz@yahoo.it>
Date: Mon, 19 Oct 2015 16:23:00 +0100
Subject: First commit of MAMMULT code

---
 structure/activity/node_activity_vectors.py | 68 +++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 structure/activity/node_activity_vectors.py

(limited to 'structure/activity/node_activity_vectors.py')

diff --git a/structure/activity/node_activity_vectors.py b/structure/activity/node_activity_vectors.py
new file mode 100644
index 0000000..9839334
--- /dev/null
+++ b/structure/activity/node_activity_vectors.py
@@ -0,0 +1,68 @@
+####
+##
+## Take as input the layers of a multiplex, and provide as output a
+## file where the n-th line contains the degrees of the n-th node at
+## each layer, separated by a space, in the format:
+##
+## node1_deglay1 node1_deglay2 .... node1_deglayM
+## node2_deglay1 node2_deglay2 .... node2_deglayM
+## ..............................................
+## nodeN_deglay1 nodeN_deglay2 .... nodeN_deglayM
+##
+##
+
+import sys
+
+if len(sys.argv) < 2:
+    print "Usage: %s <layer1> [<layer2>...]" % sys.argv[0]
+    sys.exit(1)
+
+node_degrees = {}
+
+max_N = -1
+
+num_layer = 0
+
+for layer in sys.argv[1:]:
+    with open(layer, "r") as lines:
+        for l in lines:
+            if l[0] == "#":
+                continue
+            
+            s, d = [int(x) for x in l.strip(" \n").split(" ")[:2]]
+
+            if s > max_N:
+                max_N = s
+            if d > max_N:
+                max_N = d
+
+            if s in node_degrees:
+                if num_layer in node_degrees[s]:
+                    node_degrees[s][num_layer] += 1
+                else:
+                    node_degrees[s][num_layer] = 1
+            else:
+                node_degrees[s] = {}
+                node_degrees[s][num_layer] = 1
+
+            if d in node_degrees:
+                if num_layer in node_degrees[d]:
+                    node_degrees[d][num_layer] += 1
+                else:
+                    node_degrees[d][num_layer] = 1
+            else:
+                node_degrees[d] = {}
+                node_degrees[d][num_layer] = 1
+    num_layer += 1
+
+
+for n in range(max_N+1):
+    for i in range(num_layer):
+        if n in node_degrees:
+            if i in node_degrees[n]:
+                print 1,
+            else:
+                print 0,
+        else:
+            print 0,
+    print
-- 
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