Updated sin_estimate.mojo

Author: andresnowak

examples/sin_estimate.mojo

@@ -1,5 +1,5 @@
 from random import rand
-from time.time import now
+from time.time import monotonic as now
 import math
 
 import basalt.nn as nn
@@ -44,7 +44,7 @@ fn main():
     # except: print("Could not render graph")
 
     var model = nn.Model[graph]()
-    var optimizer = nn.optim.Adam[graph](Reference(model.parameters), lr=learning_rate)
+    var optimizer = nn.optim.Adam[graph](model.parameters, lr=learning_rate)
 
     var x_data = Tensor[dtype](batch_size, n_inputs)
     var y_data = Tensor[dtype](batch_size, n_outputs)