"Massive datasets" refers to extremely large collections of information or data. It implies a tremendous volume of data that may be difficult to store, process, or analyze using traditional methods. Full definition
Eavesdropping on Ecosystems describes how researchers have collected massive datasets of natural sounds — from bird calls and insect chirps to thunderclaps — to build up aural maps of ecosystems. (aaas.org)
Basically, the idea is to use high - frequency sensors (eye - trackers, motion sensors, video streams, GSR sensors, etc.) to collect massive datasets on students» behaviors, and use data mining techniques to make sense of them. (gse.harvard.edu)
«The bottleneck for discovery is no longer the generation of data, but instead is the analysis of such massive datasets. (sciencedaily.com)