A speech recognizer using radial basis function neural networks in an HMM framework. - Elliot Singer; Richard P. Lippman (ICASSP, 1992)

Toward Finding Malicious Cyber Discussions in Social Media. - Richard P. Lippman; David J. Weller-Fahy; Alyssa C. Mensch; William M. Campbell; Joseph P. Campbell; William W. Streilein; Kevin M. Carter 001 (AAAI Workshops, 2017)