1 00:00:04,140 --> 00:00:04,810 Hi. 2 00:00:04,810 --> 00:00:08,400 My name is Natalie, and I will be leading this recitation. 3 00:00:08,400 --> 00:00:12,000 We will review hierarchical and k-means clustering techniques 4 00:00:12,000 --> 00:00:14,700 and apply them to segment gray scale images-- 5 00:00:14,700 --> 00:00:17,430 in particular, MRI brain images. 6 00:00:17,430 --> 00:00:20,470 Then we will conclude by overviewing all the analytics 7 00:00:20,470 --> 00:00:22,610 tools we have seen so far in this class 8 00:00:22,610 --> 00:00:24,760 to prepare for the class competition. 9 00:00:24,760 --> 00:00:26,700 Let's get started.