Venkatesh has developed new technologies in large-scale pattern recognition in big data . Her work has led to start-ups such as iCetana which finds anomalies through video analytics to detect potential security threats in large data sets ; the development of a health analytics program which enables doctors to predict suicide risk ; and PRaDA 's development of the Toby Playpad app which provides therapy for children with autism . Her work on using surveillance data led to the development of a " virtual observer " which was used after the 2005 London bombings
2005 London bombings
7 July 2005 London bombings
Svetha Venkatesh