All posts by

Roberto Pereira

Clustering applications in Wireless Networks

Clustering applications in Wireless Networks

Following this series of research articles, today we will briefly discuss some of our recent contributions of clustering applied to Wireless Networks. By definition, clustering consists of grouping a set of elements according to some criteria (often the similarity among these elements). We will start with a general review of the topic and then will…

Grassmann Manifolds – Subspace Comparisons

In this article we will review the basic concepts related to Grassmann Manifolds and how they are applied in subspace comparison. The original motivation for this post can be found in the field of clustering of multi-antenna wireless communication [1], which is the focus of my research in the context of the Windmill project.  Quick…

My PhD in a Research Institution

My PhD in a Research Institution

People often associate PhD life with an academic career. While you need a university to award you with a PhD title, it doesn’t mean that you strictly have to carry out your research inside the university. But choosing a PhD can be a gruesome task, because you never know if it’s going to be a…