Elizabeth C. Botha

发表

An analysis of coarse-grain parallel training of a neural net

Louis Coetzee, Elizabeth C. Botha, E. Botha, 1995 .

Neural-net classifiers and a priori information

Etienne Barnard, Elizabeth C. Botha, 1991, IJCNN-91-Seattle International Joint Conference on Neural Networks.

Feature-based classification of aerospace radar targets using neural networks

Etienne Barnard, Elizabeth C. Botha, Charl J. Barnard, 1996, Neural Networks.

Relative performance of correlation-based and feature-based classifiers of aircraft using radar range profiles

Elizabeth C. Botha, Christoph Nieuwoudt, 1998, Proceedings. Fourteenth International Conference on Pattern Recognition (Cat. No.98EX170).

Applications Of Optical Morphological Transformations

David Casasent, Elizabeth C. Botha, 1989 .

Bayesian methods for HMM speech recognition with limited training data

Elizabeth C. Botha, Darryl W. Purnell, 2001, INTERSPEECH.

Adaptation of acoustic models for multilingual recognition

Elizabeth C. Botha, Christoph Nieuwoudt, 1999, EUROSPEECH.

Modeling the acoustic differences between L1 and L2 speech: the short vowels of africaans and south-african English

Louis C. W. Pols, Elizabeth C. Botha, E. Botha, 1997, EUROSPEECH.

A comparison of L1 and african-mother-tongue acoustic models for south african English speech recognition

Janus D. Brink, Elizabeth C. Botha, E. Botha, 2002, INTERSPEECH.

Parallel neural net training on the KSR1

Louis Coetzee, Elizabeth C. Botha, 1996 .

Backpropagation uses prior information efficiently

Etienne Barnard, Elizabeth C. Botha, E. Barnard, 1993, IEEE Trans. Neural Networks.

Related approaches to gradient-based thresholding

Etienne Barnard, Elizabeth C. Botha, A. M. Groenewald, 1993, Pattern Recognit. Lett..

Preprocessing of two-dimensional fingerprint images for fingerprint recognition

Louis Coetzee, Elizabeth C. Botha, 1991, COMSIG 1991 Proceedings: South African Symposium on Communications and Signal Processing.

Automatic language identification : resisting complexity

Elizabeth C. Botha, H. P. Combrinck, 2001, South Afr. Comput. J..

Cross-language adaptation of acoustic models in automatic speech recognition

Elizabeth C. Botha, C. Nieuwoudt, 1999, 1999 IEEE Africon. 5th Africon Conference in Africa (Cat. No.99CH36342).

African speech technology (AST) telephone speech databases: corpus design and contents

Elizabeth C. Botha, Justus C. Roux, Philippa H. Louw, 2001, INTERSPEECH.

A Symbolic Neural Net Production System: Obstacle Avoidance, Navigation, Shift-Invariance And Multiple Objects

David Casasent, Elizabeth C. Botha, 1990, Other Conferences.

Synthesizing prosody for commands in a Xhosa TTS system

Elizabeth C. Botha, Justus C. Roux, Philippa H. Louw, 2000, INTERSPEECH.

Multi-functional optical logic, numerical and pattern recognition processor

David Casasent, Elizabeth C. Botha, Elizabeth C. Botha, 1987 .

Optical laboratory realization of a symbolic production system

David Casasent, Elizabeth C. Botha, Jin-Yun Wang, 1990, Defense, Security, and Sensing.

Improved generalization of MCE parameter estimation with application to speech recognition

Elizabeth C. Botha, Darryl W. Purnell, 2002, IEEE Trans. Speech Audio Process..

Recurrent neural network-enhanced HMM speech recognition systems

Elizabeth C. Botha, J. W. F. Thirion, 2002, INTERSPEECH.

An acoustic distance measure for automatic cross-language phoneme mapping

Elizabeth C. Botha, Jayren J. Sooful, E. Botha, 2001 .

Classification of two ship targets using radar backscatter

Elizabeth C. Botha, C. Nieuwoudt, D. W. Purnell, 1998, Proceedings of the 1998 South African Symposium on Communications and Signal Processing-COMSIG '98 (Cat. No. 98EX214).

Investigating the limits of vowel articulation

Elizabeth C. Botha, H.F.V. Boshoff, E. Botha, 1999, 1999 IEEE Africon. 5th Africon Conference in Africa (Cat. No.99CH36342).

Empirical results of an image-based automated vehicle identification system

Elizabeth C. Botha, L. Coetzlee, 2003, South Afr. Comput. J..

Cross-language acoustic adaptation for automatic speech recognition

Elizabeth C. Botha, Christoph Nieuwoudt, 2001 .

The parallel downhill simplex algorithm for unconstrained optimisation

Louis Coetzee, Elizabeth C. Botha, 1998, Concurr. Pract. Exp..

Parallel approaches to training feedforward neural nets

Louis Coetzee, Etienne Barnard, Elizabeth C. Botha, 1996 .

Relative performance of correlation-based and neural-network-based classifiers of aircraft using synthetic radar range profiles

Elizabeth C. Botha, Christophe Nieuwoudt, 2000 .

COMPARISON OF ACOUSTIC DIS AUTOMATIC CROSS-LANGUAG

Elizabeth C. Botha, Jayren J. Sooful, 2002 .

Optical Laboratory Symbolic Substitution Logic And Numeric Processor

David Casasent, Elizabeth C. Botha, Yun Hu Zhang, 1989, Other Conferences.

Knowledge In Optical Symbolic Pattern Recognition Processors

David Casasent, Elizabeth C. Botha, 1987 .

An auto attendant with an afrikaans conversational interface

Elizabeth C. Botha, Gfvb Van Leeuwen, 2002 .

Using correlation filters to classify aircraft down-range radar profiles

Elizabeth C. Botha, C. Nieuwoudt, 1994, Proceedings of COMSIG '94 - 1994 South African Symposium on Communications and Signal Processing.

Face recognition in a heterogeneous population

Elizabeth C. Botha, C. Nieuwoudt, D. W. Purnell, 1998, IEEE International Symposium on Industrial Electronics. Proceedings. ISIE'98 (Cat. No.98TH8357).

Determining optical-correlator filter capacity using fractal dimension as a complexity measure

Elizabeth C. Botha, Nicho G. Bouma, 1994, Other Conferences.

Automatic face recognition in a heterogeneous population

Elizabeth C. Botha, Christoph Nieuwoudt, Darryl W. Purnell, 1998, Pattern Recognit. Lett..

Cross-language use of acoustic information for automatic speech recognition

Elizabeth C. Botha, Christoph Nieuwoudt, 2002, Speech Commun..

The parallel downhill simplex algorithm for unconstrained optimisation

Louis Coetzee, Elizabeth C. Botha, 1998 .

Modelling the acoustic differences between L1 and L2 speech: The short vowels of Afrikaans and South African English

Elizabeth C. Botha, Louis C. W. Pols, E. Botha, 1997 .

Nonlinear Preprocessing for Improved Filter Capacity of an Optical Correlator

Elizabeth C. Botha, Nicho G. Bouma, 1996 .

The African Speech Technology project for tele-services: achievements, state of the technology and roadmap

Elizabeth C. Botha, 2002, IEEE AFRICON. 6th Africon Conference in Africa,.

Optical Neural Net And Symbolic Substitution Production System

David Casasent, Elizabeth C. Botha, 1989, Other Conferences.

Parallel neural net training on the KSR1

Louis Coetzee, Elizabeth C. Botha, 1996, Concurr. Pract. Exp..

Developing a Multilingual Telephone Based Information System in African Languages

Johan A. du Preez, Elizabeth C. Botha, Justus C. Roux, 2000, LREC.

Multifunctional optical processor based on symbolic substitution

David Casasent, Elizabeth C. Botha, 1989 .

Improved performance and generalization of minimum classification error training for continuous speech recognition

Elizabeth C. Botha, Darryl W. Purnell, 2000, INTERSPEECH.

New rotation-invariant features for radar target recognition

Jacob Spoelstra, Elizabeth C. Botha, 1996, Signal Process..

On the structure of vowel space: a genealogy of general phonetic concepts

Elizabeth C. Botha, Hendrik F. V. Boshoff, E. Botha, 1998, ICSLP.

A Unified Optical Symbolic Processor

David Casasent, Elizabeth C. Botha, 1989, Other Conferences.

Fingerprint recognition in low quality images

Louis Coetzee, Elizabeth C. Botha, E. Botha, 1993, Pattern Recognit..