PUBLICATIONS & CONFERENCE PRESENTATIONS

Summary of publications and conference presentations since the inception of RUEPUS

Papers Published

  • 1995 Roux, JC. Prosodic data and phonological analyses in Zulu and Xhosa. South African Journal of African Languages, 15.1: 19-28.
  • 1995 Roux, JC. On the perception and production of tone in Xhosa. South African Journal of African Languages, 15.4: 196-204.
  • 1996 Roux, JC & Ntlabezo, BN. Phonetic motivation for phonological processes: Labio-dental assimilations in Xhosa. South African Journal of Linguistics, 31:139-151.
  • 1996 Lewis PW & Roux. JC. A phonological process analysis of the acquisition and loss of clicks in Xhosa. South African Journal of African Languages, 16.1: 1-9.
  • 1996 Wissing, DP & Zonneveld, W. Final devoicing as a robust phenomenon in second language acquisition: Tswana, English and Afrikaans. South African Journal of Linguistics, Supplement 33, pp 4-55.
  • 1996 Wissing, DP & Coetzee, AW. Die stemlose eksplosief van Afrikaans: `n eerste verkenning. South African Journal of Linguistics, Supplement 33, pp 1-19.
  • 1996 Van Rooy, AJ & Wissing, DP. Degrees of neutralisation during syllable-final devoicing: evidence from second language phonetics. South African Journal of Linguistics, Supplement 33, pp 77-98.
  • 1996 Nortjé, Sylvia & Wissing, DP. Accepting accent: attitude of high school pupils towards language varieties. . South African Journal of Linguistics, Supplement 33, pp 139-162.
  • 1998 Roux, JC , Wissing, DP & R Pretorius. Front vowel raising in Tswana. South African Journal of Linguistics, Supplement 36, 93-103.
  • 1998 Lewis, PW & Roux, JC. Xhosa L2 speech intelligibility. South African Journal of Linguistics, Supplement 36, 51-63.
  • 1998 Jones, J , Louw, J & Roux. JC. Queclaratives in Xhosa: An acoustical analysis. South African Journal of Linguistics, Supplement 36, 3-18.
  • 1998 Jones, J , Louw, J & Roux. JC. Perceptual experiments on queclaratives in Xhosa. South African Journal of Linguistics, Supplement 36, 19-32.
  • 1998 Roux, JC. Xhosa: A tone or pitch-accent language? South African Journal of Linguistics, Supplement 36, 33- 50.
  • 2000 Roux, JC & Louw, Philippa H. Black South African English (BSAE) and Speech Technology Applications. South African Journal of Linguistics, Supplement 38:4-13
  • 2001 Naidoo, Shamila. Distinctive feature theory: From linear to non-linear: An application to isiZulu. Accepted for publication in South African Journal for African Languages (SAJAL)
  • 2001* Jessen, M & Roux, JC. Voice characteristics associated with stops and clicks in Xhosa: An acoustic investigation. Accepted for publication in Journal of Phonetics
  • 2001* Jessen, M. An acoustic study of distinctive stop types and click accompaniments in Xhosa. Submitted for publication to an international journal: Journal of Phonetics.
  • 2001* Lewis, PW, Roux, JC. On the syllable structure of Zulu and Xhosa. Submitted for publication to the South African Journal for African Languages.
  • 2001* Lewis, PW, Roux, JC. On the syllable structure of Zulu and Xhosa. (In progress)
  • 2001* Jones, J, Roux, JC. Acoustic and perceptual qualities of queclaratives in Xhosa. For presentation to the South African Journal for African Languages. (In progress)
  • 2001* Louw, PH, Roux, JC. A new algorithm for grapheme to phoneme conversions in African languages. For presentation to the South African Journal for African Languages. (In progress)

Papers Published at Conference Proceedings

  • 1995 Scharf, G, Hertrich, I, Roux, JC & Dogil, G. An articulatory description of clicks by means of electromagnetic articulography. Proceedings of the 13th International Congress of Phonetic Sciences, ICPhS 95, Stockholm, Sweden. Vol 1: 378-379.
  • 1995 Roux, JC, Dogil, G & Wokurek, W. Click articulations in Xhosa: New perspectives through Wigner distribution analysis. Proceedings of the 13th International Congress of Phonetic Sciences, ICPhS 95, Stockholm, Sweden. Vol. 1: 502-505.
  • 1995 Wissing, DP & Roux, JC. The interrelationship between VOT and voice assimilation. Proceedings of the 13th International Congress of Phonetic Sciences, ICPhS 95, Stockholm, Sweden. Vol. 1: 50-53.
  • 1996 Wissing DP & Roux, JC. Voice assimilation in (Tswana) Afrikaans: A phonetic solution for a phonological problem. SA Linguistics 1995, Ed EF Kotzé, University of Port Elizabeth Publication Series B23, 262-268.
  • 1996 Van Rooy, AJ. Word-final devoicing by Tswana and Afrikaans speakers of English: Second language interference or universal tendency? SA Linguistics 1995, Ed EF Kotzé, University of Port Elizabeth Publication Series B23, 214-227.
  • 1996 Wissing, DP & Roux, JC. Voice assimilation in (Tswana) Afrikaans: A phonetic solution for a phonological problem. SA Linguistics 1995, Ed EF Kotzé, University of Port Elizabeth Publication Series B23, 262-268. (Reported in 1996)
  • 1996 Dogil, G, Mayer, J, Mavimbela, P, Roux, JC & Tuomi, S. Speech coding and apraxia of speech: Evidence from Xhosa. in Clinical Phonetics and Linguistics. Proceedings of the 5th Annual International Conference of the ICPLA, (eds W Ziegler & K Deger) München, Germany.
  • 1996 Dogil, G & Roux, JC. Notes on unencoded speech: Clicks and their accompaniments in Xhosa. Proceedings of the Sixth Australian International Conference on Speech Science and Technology, SST-96. (Ed P McCormack & A Russel), 55-60.
  • 1998 Dogil, G, Mayer, J & Roux, JC. Syllables and unencoded speech: Clicks and their accompaniments in Xhosa. In PHONOLOGICA 96: Syllables?! Eds. J Rennison & K Kuhnhämmer. The Hague: Holland Academic Graphics. 49-60.
  • 1998 Roux, JC & Dogil G. 1998: On the phonetic representation of clicks: Some experimental phonetic considerations Proceedings of the 16th International Conference of Linguists.(ed B Caron), CNRS, Paris. CD-ROM format.
  • 1998 Roux, JC. SASPEECH: Establishing speech resources for the indigenous languages of South Africa. Proceedings of the First International Conference on Language Resources and Evaluation. (eds A Rubio et al). Granada, Spain. European Language Resources Association - ELRA. Vol 1, 343-350.
  • 1999 Roux, JC & Lewis, PW. 1999. On Xhosa L2 speech and intelligibility: Ejectives, implosives and clicks. Proceedings of the 14th International Congress of Phonetic Sciences, San Francisco, USA; Regents of the University of California. CD-ROM format.
  • 2000 Louw, PH, Roux, JC, & Botha EC. Synthesizing prosody for commands in a Xhosa TTS system. Proceedings of the 6th International Conference on Spoken Language Processing (ICSLP 2000), Beijing, China, Vol 3: 263-266.
  • 2000 Louw, PH, Roux, JC, & Botha EC. Synthesizing prosody for commands in a Xhosa TTS system. Proceedings of the 11th Annual Symposium of the Pattern Recognition Association of South Africa (PRASA), 7-10. Johannesburg: University of the Witwatersrand (Reprint)
  • 2000 Roux, JC, Botha, EC, & Du Preez, JA. Developing a multilingual telephone based information system in African languages. Proceedings of the Second International Conference on Language Resources and Evaluation. Athens. Vol 2. pp 975-980. Also in CD-ROM format
  • 2000 Roux, JC. Language and Technology. 2nd Language Indaba Proceedings. Durban. National Language Service. Pp 80-85.
  • 2000 Roux, JC, Swart, PH. Black South African English (BSAE) and speech technology applications, Workshop on Black South African English, International Conference on Linguistics in South Africa, 46-51, University of Cape Town.
  • 2001 Roux, JC. Zulu Tonology and its relationship to other Nguni languages: A reply to Kisseberth and Cassimjee - The empirical status of tonal data. Proceedings of the Second International Symposium on Cross linguistic studies of Tonal Phenomena, (Ed S Kaji) Tokyo University of Foreign Studies, Japan, pp 361-368.
  • 2001 Roux, JC. Human Language Technology (HLT) development in an African context: Planning for the next decade in South Africa, Proceedings of the Workshop on Human Language Technologies and Knowledge Management , 39th Annual meeting of the Association of Computational Linguistics, Toulouse, France , pp 25-32.
  • 2001 Roux, JC. The African Speech Technology Project: Challenges for the collection of speech databases. COCOSDA International Workshop on Language Resources, Aalborg, Denmark pp 14-15. (Also full presentation at http://www.slt.atr.co.jp/cocosda )
  • 2001 Louw, PH, Botha, EC & Roux, JC. Developing multilingual speech corpora in African languages. Proceedings of Eurospeech 2001, Aalborg, Denmark. Vol 3: 522-525.
  • 2001 PH Louw, JC Roux & EC Botha. African speech technology (AST) telephone speech databases: Corpus design, contents and early validation statistics. Proceedings of the 12th Annual Symposium of the Pattern Recognition Association of South Africa (PRASA 2001), pp 115-119.
  • 2001 E de Villiers and JA du Preez. The advantage of using higher order HMM's for segmenting acoustic files. Proceedings of the 12th Annual Symposium of the Pattern Recognition Association of South Africa (PRASA 2001), Franschhoek, pp 120-122.
  • 2001 HA Engelbrecht and JA du Preez. The interplay of signal analysis and phoneme modelling techniques on phoneme recognition. Proceedings of the 12th Annual Symposium of the Pattern Recognition Association of South Africa (PRASA 2001), Franschhoek, pp 123-127.
  • 2001 MW van den Heuvel and EC Botha. Dialogue development for the African Speech Technology hotel booking and enquiry system. Proceedings of the 12th Annual Symposium of the Pattern Recognition Association of South Africa (PRASA 2001). Franschhoek, pp 128-134.
  • 2001 TR Niesler and JC Roux. Natural language understanding in the DACST-AST dialogue system. Proceedings of the 12th Annual Symposium of the Pattern Recognition Association of South Africa (PRASA 2001) Franschhoek, pp 134-137.
  • 2001 A Visagie and JA du Preez. Sinusoidal modelling in speech synthesis, a survey. Proceedings of the 12th Annual Symposium of the Pattern Recognition Association of South Africa (PRASA 2001). Franschhoek, pp 138-142.
  • (2001) Roux, JC, Bosch, SE. HLT Initiatives in South Africa - implications for human development, empowerment and democratisation. Proceedings of the International Symposium on Text in context: African languages between orality and scripturality, University of Zurich, Switzerland. (In print) (October 2001)

CONFERENCE / WORKSHOP PARTICIPATION

International conferences (Name of presenter underscored, if more than one author)

  • 1995 JC Roux. A perceptual approach to the study of tone. Laboratory workshop conducted as part of a two day workshop at the 8th International Biennial Conference of the African Language Association of Southern Africa (ALASA 95), University of Stellenbosch, Stellenbosch.
  • 1995 Scharf, G, Hertrich, I, Roux, JC & Dogil, G. An articulatory description of clicks by means of electromagnetic articulography. Poster session conducted by Roux & Scharf at the 13th International Congress of Phonetic Sciences, ICPhS 95, Stockholm, Sweden.
  • 1995 Roux, JC, Dogil, G & Wokurek, W. Click articulations in Xhosa: New perspectives through Wigner distribution analysis. Paper presented at the 13th International Congress of Phonetic Sciences, ICPhS 95, Stockholm, Sweden.
  • 1995 Wissing, DP & Roux, JC. The interrelationship between VOT and voice assimilation. Paper read at the 13th International Congress of Phonetic Sciences, ICPhS 95, Stockholm, Sweden.
  • 1996 G Dogil & JC Roux. Syllables and unencoded speech: Clicks and their accompaniments in Xhosa. The 8th International Phonology Meeting, University of Vienna, Vienna.
  • 1996 JC Roux. Noisy clicks in Nguni. One-day Workshop on Phonetics and Phonology, Hungarian Academy of Science, Budapest., Invited opening paper. (Organiser: Prof M Gosy)
  • 1996 JC Roux & G Dogil. Notes on unencoded speech: Clicks and their accompaniments in Xhosa The 6th International Conference on Speech Science and Technology, Adelaide, Australia.
  • 1996 G Dogil, J Mayer, P Mavimbela, S Tuomi & JC Roux. Speech coding and apraxia of speech: Evidence from Xhosa. The 5th International Conference of Clinical Phonetics and Linguistics, München., Germany.
  • 1996 JC Roux, PW Lewis & J Louw. Preferred syllable structures in Xhosa. 8th International Phonology Meeting, University of Vienna, Vienna.
  • 1996 JC Roux. Human-machine communication in a developing country. International symposium on culture, communication and development, HSRC & UNESCO, Pretoria.
  • 1996 JC Roux. Developing speech-based communication systems in the indigenous languages of South Africa. The Third International Conference of the Third World Science, Technology and Development Forum. University of Natal, Pietermaritzburg.
  • 1997 JC Roux. Phonetic explanations for phonological phenomena: Labiodental assimilations in Xhosa. 2nd World Congress of African Linguists (WOCAL 2), Leipzig, Germany.
  • 1997 JC Roux. On the phonetic representation of clicks: Some experimental phonetic considerations. 16th International Congress of Linguists, Paris, France.
  • 1998 JC Roux. SASPEECH - Establishing speech resources for the languages of South Africa Presentation at the First International Conference on Language Resources and Evaluation. Granada, Spain.
  • 1999 JC Roux. 10th Biennial International Conference of the African Language Association of Southern Africa (ALASA 99). UNISA, Pretoria. Keynote speaker on invitation: Language and Technology: Challenges for African languages in the next millennium.
  • 1999 Swart, PH. Prosodic features of Imperatives in Xhosa: A perceptual experiment. Presentation at 10th International Conference of the African Language Association of Southern Africa.
  • 1999 JC Roux. On Xhosa L2 speech and intelligibility: Ejectives, implosives clicks. Presentation at the 14th International Congress of Phonetic Sciences, San Francisco, USA.
  • 2000 Roux, JC & Swart, PH. Workshop and poster presentation entitled Black South African English and Speech Technology Applications. International Conference on Linguistics in Southern Africa. University of Cape Town.
  • 2000 Roux, JC, Botha, EC, & Du Preez, JA. Developing a multilingual telephone based information system in African languages. Second International Conference on Language Resources and Evaluation. European Language Resources Association (ELRA), Athens, Greece.
  • 2000 Masalesa, J & Roux, JC. Language Engineering in Southern Africa: a challenge for the new millennium. Interim Conference of the African Language Association of Southern Africa Gaborone, Botswana.
  • 2000 Roux, JC. Report on Language Resources in Africa. COCOSDA international workshop on language resources and technology evaluation: International and regional perspectives, Beijing, China. (Session chair and presentation of paper.)
  • 2000 Louw, PH, Roux, JC, & Botha EC. Synthesizing prosody for commands in a Xhosa TTS system. Proceedings of the 6th International Conference on Spoken Language Processing (ICSLP 2000), Beijing, China.
  • 2000 Schwardt L & Du Preez, J. Efficient mixed-order hidden Markov model inference ICSLP 2000: 6th International Conference of Spoken Language Processing, Beijing, China.
  • 2000 Schwardt L & Du Preez, J. Automatic language identification using mixed-order HMMs and untranscribed corpora. ICSLP 2000: 6th International Conference of Spoken Language Processing, Beijing, China.
  • 2000 Roux, JC. Zulu Tonology and its relationship to other Nguni languages: A reply to Kisseberth and Cassimjee - The empirical status of tonal data International Symposium on Cross linguistic studies of Tonal Phenomena, Tokyo University of Foreign Studies (Presentation of paper and panelist.)
  • 2001 Roux, JC. Human Language Technology (HLT) development in an African context: Planning for the next decade in South Africa Workshop on Human Language Technology and Knowledge Management, 39th Annual Meeting of the Association for Computational Linguistics, Toulouse, France.
  • 2001 Jones, J. Roux, JC. Acoustic and perceptual qualities of queclaratives in Xhosa. 11th International Biennial Conference of ALASA, University of Port Elizabeth.
  • 2001 Roux, JC. Computational aspects of tone in Nguni. Workshop on computational description of tone in African languages. University of Helsinki, Finland. (Presentation on invitation)
  • 2001 Roux, JC. The African Speech Technology Project: Challenges for the collection of speech databases. COCOSDA Workshop: Language Resources and Technology Evaluation, Aalborg, Denmark. (Session Chair and presentation).
  • 2001 Louw, PH, Botha EC & Roux JC. Developing multilingual speech corpora in African languages. Eurospeech 2001, Aalborg, Denmark. (Poster presentation and programme demonstration).
  • 2001 Roux, JC. Human Language Technologies and the promotion of multilingualism in South Africa. The 2nd South African Human-Computer Interaction Conference, University of Pretoria, Pretoria. Presentation of paper. (September 2001)
  • 2001 Roux, JC & Bosch SE. HLT Initiatives in South Africa - implications for human development, empowerment and democratisation. International Symposium: Text in context: African languages between orality and scripturality. Zurich, Switzerland. Co-author of paper. (October)

National conferences

  • 1995 Wissing, DP & Roux, JC. Voice assimilation in (Tswana) Afrikaans: A phonetic solution for a phonological problem. Paper read at the 31st Annual Congress of the Linguistic Society of Southern Africa (LSSA), University of Port Elizabeth.
  • 1995 Van Rooy, AJ. Word-final devoicing by Tswana and Afrikaans speakers of English: Second language interference or universal tendency? Paper read at the 31st Annual Congress of the Linguistic Society of Southern Africa (LSSA), University of Port Elizabeth.
  • 1996 Roux, JC. Laboratory notes on click articulations in Xhosa. Paper read at the Regional Conference of the African Language Association of Southern Africa, Bellville. University of the Western Cape.
  • 1996 Jones, J & Roux JC. Queclaratives in Xhosa. National Conference of ALASA, Rand Afrikaans University, Johannesburg.
  • 1996 Jones, J & Roux JC. Demonstration of resynthesis techniques and perceptual testing strategies. Regional Workshop of ALASA, at UNISA, Pretoria.
  • 1996 Roux, JC. Laboratory notes on click articulations in Xhosa. Paper read at the Regional Conference of the African Language Association of Southern Africa (ALASA), Bellville. University of the Western Cape.
  • 1996 Roux, JC. Noisy, nasal and voiced clicks in Nguni: Some experimental observations. Annual National Conference of ALASA. Rand Afrikaans University, Johannesburg.
  • 1997 Roux, JC. Human-machine interaction in South Africa. National Workshop on Speech, Text and Technology, University of Cape Town.
  • 1998 Roux, JC, Wissing, DP & Pretorius, R. Problems regarding front vowel variation in Setswana.1998. Presentation at the National Conference of the Linguistic Society of South Africa, University of Potchefstroom.
  • 1998 Roux, JC. On vowel raising and perception. Presentation at National Conference of ALASA, Potchefstroom University, Potchefstroom.
  • 1999 Roux, JC. Introducing Translation Technology to the South African scene. Invited plenary address at National Seminar of the South African Translators` Institute. ESKOM. Midrand.
  • 2000 Roux, JC. Human Language Technologies and its development in South Africa. Workshop at Second National Language Indaba. Organised by DACST and PANSALB, Holiday Inn, Durban
  • 2000 Roux, JC. Language and Technology: Challenges for African languages in the new millennium. Plenary paper at Second National Language Indaba. Organised by DACST and PANSALB, Holiday Inn, Durban
  • 2000 Schwardt L & Du Preez, J. Mixed-order HMMs for language recognition. IEEE COMSIG-2000, Stellenbosch.
  • 2000 Louw, PH, Roux, JC, & Botha EC. Synthesizing prosody for commands in a Xhosa TTS system. 11th Annual Symposium of the Pattern Recognition Association of South Africa (PRASA).
  • 2001 Roux, JC. Networking Human Language Technologies. HCI-SA and ALASA Special Interest Group on HLT Workshop, UNISA, Pretoria. Presentation of paper.
  • 2001 PH Louw, JC Roux & EC Botha. African speech technology (AST) telephone speech databases: Corpus design, contents and early validation statistics. 12th Annual Symposium of the Pattern Recognition Association of South Africa (PRASA 2001)
  • 2001 E de Villiers and JA du Preez. The advantage of using higher order HMM's for segmenting acoustic files. 12th Annual Symposium of the Pattern Recognition Association of South Africa (PRASA 2001), Franschhoek.
  • 2001 HA Engelbrecht and JA du Preez. The interplay of signal analysis and phoneme modelling techniques on phoneme recognition. 12th Annual Symposium of the Pattern Recognition Association of South Africa (PRASA 2001), Franschhoek.
  • 2001 MW van den Heuvel and EC Botha. Dialogue development for the African Speech Technology hotel booking and enquiry system. 12th Annual Symposium of the Pattern Recognition Association of South Africa (PRASA 2001), Franschhoek.
  • 2001 TR Niesler and JC Roux. Natural language understanding in the DACST-AST dialogue system. 12th Annual Symposium of the Pattern Recognition Association of South Africa (PRASA 2001), Franschhoek.
  • 2001 A Visagie and JA du Preez. Sinusoidal modelling in speech synthesis, a survey. 12th Annual Symposium of the Pattern Recognition Association of South Africa (PRASA 2001), Franschhoek.

WORKSHOPS / COLLOQUIA AND SYMPOSIA PRESENTED

Workshops/ Colloquia organised and presented by RUEPUS since its inception

  • 1995 Workshop on The nature of phonetic and phonological interference at the University of Potchefstroom. Presenters: Profs Monica Jacobs, Daan Wissing, JC Roux.
  • 1995 Workshop (2 days) on Explanation in Phonology as part of the 8th Biennial International Conference of the African Language Association of Southern Africa (ALASA 95) in Stellenbosch. Presenters Profs Chuck Kisseberth and Farida Cassimjee (University of Illinois), JSM Khumalo (Wits), Dr J Claughton (Rhodes), and JC Roux.
  • 1996 Workshop on Experimental Phonetics and Speech Technology at the University of Potchefstroom on 21 February, 1996. Presenters: Prof G Dogil, Stuttgart, JC Roux.
  • 1996 Workshop on Experimental Phonetics and Speech Technology at the University of South Africa on 22 February, 1996.. Guest: Prof G Dogil, Stuttgart, JC Roux
  • 1997 Colloquium: The Phonetics of Phonology, University of Stellenbosch. Presenters Profs John Ohala (UCL at Berkeley), JC Roux
  • 1997 Colloquium: The Phonetics of Phonology, University of South Africa. Presenters Profs John Ohala (UCL at Berkeley), JC Roux
  • 1997 Colloquium: The Phonetics of Phonology, University of Venda, Thohoyandou. Presenters Profs John Ohala (UCL at Berkeley), JC Roux
  • 1997 Colloquium on the value of cross-linguistic research in psycholinguistics, Stellenbosch. Presenters: Prof A Cutler and Dr J McQueen, Max Planck Institute for Psycholinguistics, Nijmegen, The Netherlands & JC Roux
  • 1997 National Workshop on Speech, Text and Technology, UCT. In co-operation with Prof C Brink Department of Applied Mathematics, UCT (Wide range of presenters.)
  • 1997 Two day workshop on 'The teaching of phonetics'. 9th International Conference of the African Language Association (ALASA), University of Natal, Durban. Presenter: Ms P Swart & JC Roux
  • 1999 Colloquium on Experimental Speech Research, at the University of the North, Qwa-Qwa branch, Phuthaditjhaba. Presenters: Dr M Jessen & JC Roux.
  • 1999 Workshop on African Language Engineering in the New Millennium. At the 10th Biennial International Conference of the African Language Association of Southern Africa (ALASA 99). UNISA, Pretoria. Presenter: JC Roux
  • 2000 Workshop on Tagging and Glossing Sesotho. Stellenbosch. Presenters: Profs. Mark Johnson and Katherine Demuth (Brown University, USA) .
  • 2001 Workshop on Human Language Technologies, UNISA, Pretoria. 12 & 13 September. Joint venture between ALASA-SIG for Language and Speech Technology Development and the African Speech Technology project.
  • 2001* Workshop on Human Language Technologies for e-governance in a multilingual society. Stellenbosch 25/26 October. (Including three international speakers). AST-project organised by the SA Foundation for Language and Speech Technology Development (SAFLAST). Aimed at decision makers and IT HODs in national government service. Due to the tragic events of 11 September 2001 which prohibited keynote speakers to attend, this meeting was postponed to a later, as yet undecided date.

Last Updated: 30 September 2002

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