Purnima
Ratilal
Associate Professor of Electrical and Computer Engineering
Expertise
acoustical oceanography, acoustics, biomedical ultrasound sensing, image processing, nonlinear scattering theory, remote sensing, statistical inference theory, temporal and spatial signal processing, ultrasonics, underwater acoustics, wave propagation and scattering in random media and multipath environments
Purnima Ratilal in the Press
Sounds of a feeding frenzy
Each autumn night below the surface of the Gulf of Maine, a feeding frenzy takes place. It’s occurred for eons, but until just recently, human observers had little idea what really took went on down in the cold, dark Atlantic waters. Now new research out of Northeastern University brings the scene into focus. In a […]
Where the whale things are
Whales, the biggest animals on the planet, are also among the hardest to find. They spend most of their time submerged and unseen. But not unheard: Whales are noisy animals that flood the oceans with songs, clicks, moans, and calls. And Purnima Ratilal from Northeastern University has developed a way of listening in on these calls […]
