EHPBA/ASSA SAGES 2011, 12 - 16 April

Term Paper : “ the Happy Ending Problem ” Due April 12 , 2011

At one of their meetings, Klein challenged the group to solve a complex problem in planar geometry. Klein proposed that the group consider five points on a flat surface, where no three of the five formed a straight line. It was obvious to all that when four of the points were joined, they formed a quadrilateral, but Klein also noticed that given five points, four of them always appeared to defi...

Cover Vol 16, No. 2, April 2019

The Contragredient April 16

2011 IEEE/ACM International Conference on Cyber-Physical Systems, ICCPS 2011, Chicago, Illinois, USA, 12-14 April, 2011

Lecture 6 — April 16 Lecturer

Last time, we introduced the task of hierarchical clustering, in which we aim to produce nested clusterings that reflect the similarity between clusters. This contrasts sharply with our former discussion of “flat” or structureless clustering methods like k-means which do not model relationships between clusters. In this lecture, we will continue our discussion of the standard model-free approac...