modified: README.md

Author: freesinger

README.md

@@ -4,7 +4,7 @@
 
 **Python:**  `3.6.7`
 
-**Lib:**  `math, numpy, matplotlib`
+**Lib:**  `numpy, matplotlib`
 
 ## 2. Files
 

cluster.py

@@ -25,7 +25,7 @@ def locate_center(self, judge, maxid, threshold):
 
         cluster_centers = list(c[0] for c in result[0:6])
         # given dataset: [1061, 1515, 400, 6, 1566, 614]
-        # generate dataset: [642, 877, 123]
+        # generate dataset: [978, 1842, 1522, 438, 2077, 123]
 
         tag_info = dict()
         cluster_id = 1