Analysis/synthesis systems in the presence of quantization. - Tom D. Lookabaugh; Michael G. Perkins; Christie L. Cadwell (ICASSP, 1989)

A psychophysically justified bit allocation algorithm for subband image coding systems. - Michael G. Perkins; Tom D. Lookabaugh (ICASSP, 1989)

Optimal pruning with applications to tree-structured source coding and modeling. - Philip A. Chou; Tom D. Lookabaugh; Robert M. Gray (IEEE Trans. Inf. Theory, 1989)

High-resolution quantization theory and the vector quantizer advantage. - Tom D. Lookabaugh; Robert M. Gray (IEEE Trans. Inf. Theory, 1989)

Entropy-constrained vector quantization. - Philip A. Chou; Tom D. Lookabaugh; Robert M. Gray (IEEE Trans. Acoust. Speech Signal Process., 1989)

Conditional entropy-constrained vector quantization of linear predictive coefficients. - Philip A. Chou; Tom D. Lookabaugh (ICASSP, 1990)

Quantization for decentralized hypothesis testing under communication constraints. - Maurizio Longo; Tom D. Lookabaugh; Robert M. Gray (IEEE Trans. Inf. Theory, 1990)

Application of the Princen-Bradley filter bank to speech and image compression. - Tom D. Lookabaugh; Michael G. Perkins (IEEE Trans. Acoust. Speech Signal Process., 1990)

Variable rate vector quantization for speech, image, and video compression. - Tom D. Lookabaugh; Eve A. Riskin; Philip A. Chou; Robert M. Gray (IEEE Trans. Commun., 1993)

Variable dimension vector quantization of linear predictive coefficients of speech. - Philip A. Chou; Tom D. Lookabaugh (ICASSP (1), 1994)

Selective encryption for consumer applications. - Tom D. Lookabaugh; Douglas C. Sicker (IEEE Commun. Mag., 2004)

VoIP Security: Not an Afterthought. - Douglas C. Sicker; Tom D. Lookabaugh (ACM Queue, 2004)

Security and Lock-In. - Tom D. Lookabaugh; Douglas C. Sicker (Economics of Information Security, 2004)