Elizabeth C. Botha

Publication Activity (10 Years)

Years Active: 1988-2003
Publications (10 Years): 0

Publications

L. Coetzlee, Elizabeth C. Botha
Empirical results of an image-based automated vehicle identification system. South Afr. Comput. J. 31 (2003)
Christoph Nieuwoudt, Elizabeth C. Botha
Cross-language use of acoustic information for automatic speech recognition. Speech Commun. 38 (1-2) (2002)
Jayren J. Sooful, Elizabeth C. Botha
Comparison of acoustic distance measures for automatic cross-language phoneme mapping. INTERSPEECH (2002)
Janus D. Brink, Elizabeth C. Botha
A comparison of L1 and african-mother-tongue acoustic models for south african English speech recognition. INTERSPEECH (2002)
Darryl W. Purnell, Elizabeth C. Botha
Improved generalization of MCE parameter estimation with application to speech recognition. IEEE Trans. Speech Audio Process. 10 (4) (2002)
Jan W. F. Thirion, Elizabeth C. Botha
Recurrent neural network-enhanced HMM speech recognition systems. INTERSPEECH (2002)
Philippa H. Louw, Justus C. Roux, Elizabeth C. Botha
African speech technology (AST) telephone speech databases: corpus design and contents. INTERSPEECH (2001)
Darryl W. Purnell, Elizabeth C. Botha
Bayesian methods for HMM speech recognition with limited training data. INTERSPEECH (2001)
H. P. Combrinck, Elizabeth C. Botha
Automatic language identification : resisting complexity. South Afr. Comput. J. 27 (2001)
Justus C. Roux, Elizabeth C. Botha, Johan A. du Preez
Developing a Multilingual Telephone Based Information System in African Languages. LREC (2000)
Christoph Nieuwoudt, Elizabeth C. Botha
Cross-language use of acoustic information for automatic speech recognition. INTERSPEECH (2000)
Philippa H. Louw, Justus C. Roux, Elizabeth C. Botha
Synthesizing prosody for commands in a Xhosa TTS system. INTERSPEECH (2000)
Darryl W. Purnell, Elizabeth C. Botha
Improved performance and generalization of minimum classification error training for continuous speech recognition. INTERSPEECH (2000)
Christoph Nieuwoudt, Elizabeth C. Botha
Adaptation of acoustic models for multilingual recognition. EUROSPEECH (1999)
Christoph Nieuwoudt, Elizabeth C. Botha
Relative performance of correlation-based and feature-based classifiers of aircraft using radar range profiles. ICPR (1998)
Darryl W. Purnell, Christoph Nieuwoudt, Elizabeth C. Botha
Automatic face recognition in a heterogeneous population. Pattern Recognit. Lett. 19 (11) (1998)
Hendrik F. V. Boshoff, Elizabeth C. Botha
On the structure of vowel space: a genealogy of general phonetic concepts. ICSLP (1998)
Louis Coetzee, Elizabeth C. Botha
The parallel downhill simplex algorithm for unconstrained optimisation. Concurr. Pract. Exp. 10 (2) (1998)
Elizabeth C. Botha, Louis C. W. Pols
Modeling the acoustic differences between L1 and L2 speech: the short vowels of africaans and south-african English. EUROSPEECH (1997)
Elizabeth C. Botha, Etienne Barnard, Charl J. Barnard
Feature-based classification of aerospace radar targets using neural networks. Neural Networks 9 (1) (1996)
Jacob Spoelstra, Elizabeth C. Botha
New rotation-invariant features for radar target recognition. Signal Process. 55 (3) (1996)
Louis Coetzee, Elizabeth C. Botha
Parallel neural net training on the KSR1. Concurr. Pract. Exp. 8 (8) (1996)
Etienne Barnard, Elizabeth C. Botha
Backpropagation uses prior information efficiently. IEEE Trans. Neural Networks 4 (5) (1993)
Louis Coetzee, Elizabeth C. Botha
Fingerprint recognition in low quality images. Pattern Recognit. 26 (10) (1993)
A. M. Groenewald, Etienne Barnard, Elizabeth C. Botha
Related approaches to gradient-based thresholding. Pattern Recognit. Lett. 14 (7) (1993)
Elizabeth C. Botha, Etienne Barnard, David P. Casasent
Optical neural networks for image analysis: imaging spectroscopy and production systems. ICNN (1988)