Recommendation systems are commonly used in e-commerce to suggest relevant content to users. Popular examples include Amazon, iTunes Genius, Google News and typically they operate on a corpus of millions of users/items.

The theory (and practice) of wireless systems use a variety of math tools ranging from linear and multi-linear algebra, tensor algebra, Clifford algebra, Galois fields, lattice reduction, sphere decoding, message passing iterativ

The strategic electronics and High energy physics has been mainly the driving force for modernizing the nuclear instrumentation. There is a need for indigenous effort to catch up with advancement for obvious reasons.