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\newblock Avaliable at {\small
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\newblock {\em Classification and Regression Trees}.
\newblock Wadsworth \& Brooks, Pacific Grove, CA., 1984.

\bibitem{campbell96}
N.~Campbell and A.~Black.
\newblock Prosody and the selection of source units for concatenative
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\newblock In J.~van Santen, R.~Sproat, J.~Olive, and J.~Hirschberg, editors,
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A.~Conkie and S.~Isard.
\newblock Optimal coupling of diphones.
\newblock In J.~van Santen, R.~Sproat, J.~Olive, and J.~Hirschberg, editors,
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\bibitem{donovan95}
R.~Donovan and P.~Woodland.
\newblock Improvements in an {HMM}-based speech synthesiser.
\newblock In {\em Eurospeech95}, volume~1, pages 573--576, Madrid, Spain, 1995.

\bibitem{huang97}
X.~Huang, A.~Acero, H.~Hon, Y.~Ju, J~Liu, S.~Meredith, and M.~Plumpe.
\newblock Recent improvements on microsoft's trainable text-to-speech
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\newblock In {\em ICASSP-97}, volume~II, pages 959--962, Munich, Germany, 1997.

\bibitem{hunt96}
A.~Hunt and A.~Black.
\newblock Unit selection in a concatenative speech synthesis system using a
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\newblock In {\em ICASSP-96}, volume~1, pages 373--376, Atlanta, Georgia, 1996.

\bibitem{ostendorf95}
M.~Ostendorf, P.~Price, and S.~Shattuck-Hufnagel.
\newblock The {B}oston {U}niversity {R}adio {N}ews {C}orpus.
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\bibitem{nuutalk92}
Y.~Sagisaka, N.~Kaiki, N.~Iwahashi, and K.~Mimura.
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