diff --git a/basic_experiments.py b/basic_experiments.py
index 07107f2..bc1145f 100644
--- a/basic_experiments.py
+++ b/basic_experiments.py
@@ -22,22 +22,25 @@ def load_dataset_and_sgl(dataset, k, k_sgl, n):
     if dataset == 'Two moons':
         assert(k == 2)
         X, y = make_moons(n_samples=n*k, noise=.05, shuffle=True)
+        n_points = n*k
     elif dataset == 'Blops':
         X, y = make_blobs(n_samples=n*k, centers=k, n_features=2, random_state=0, cluster_std=0.6)
+        n_points = n*k
     elif dataset == 'Circles':
         X, y = make_circles(n_samples=n)
+        n_points = n
     else :
         raise ValueError('%s is not a valid dataset ' % dataset)
     # dict to store position of nodes
     pos = {}
-    for i in range(n*k):
+    for i in range(n_points):
         pos[i] = X[i]
 
     # compute sample correlation matrix
     S = np.dot(X, X.T)
     # estimate underlying graph
     sgl = LearnGraphTopology(S, n_iter=100, beta=0.1)
-    graph = sgl.learn_graph(k=k)
+    graph = sgl.learn_graph(k=k_sgl)
 
     # build network
     A = graph['adjacency']