diff --git a/machine_learning/kohonen_som_trace.c b/machine_learning/kohonen_som_trace.c
index 5c6f885a..fc6ce8ce 100644
--- a/machine_learning/kohonen_som_trace.c
+++ b/machine_learning/kohonen_som_trace.c
@@ -1,9 +1,9 @@
 /**
  * \file
  * \brief [Kohonen self organizing
- * map](https://en.wikipedia.org/wiki/Self-organizing_map) (1D)
+ * map](https://en.wikipedia.org/wiki/Self-organizing_map) (data tracing)
  *
- * This example implements a powerful self organizing map algorithm in 1D.
+ * This example implements a powerful self organizing map algorithm.
  * The algorithm creates a connected network of weights that closely
  * follows the given data points. This this creates a chain of nodes that
  * resembles the given input shape.