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Publications of Christian Hacker 2001-2020
Selected publications can be downloaded here, for others please use the following links.
[48]
Ranzenberger, Thomas and Hacker, Christian
VADiMoS: A Web Tool for Designing Voice Assistant Independent and Ontology Based Dialogs
In: Studientexte zur Sprachverarbeitung, Band 99: Elektronische Sprachsignalverarbeitung 2021. Hrsg. Stefan Hillmann et al.
Proc. of the 32nd Conference on Electronic Speech Signal Processing (ESSV 2021), Berlin, March 2021.
[47]
Hacker, Christian and Timo Sowa
Voice Assistants for Smart Dialogs: Hey Car, Listen!
Editor Ute Häußler. In: Elektronik Automitive.
Online publication www.elecktroniknet.de, October 2020.
[read Englisch]
[read German]
[46]
Sahoo, Soyuj Kumar; Sowa, Timo; Hacker, Christian; Ranzenberger, Thomas
Smart Dialogs for In-Vehicle Infotainment: Integrating and Customizing Voice Assistants
Tech Paper www.elektrobit.com, June 2020.
[link]
[45]
Sahoo, Soyuj Kumar; Sowa, Timo; Hacker, Christian; Ranzenberger, Thomas
Rule-Based Dialog Management for Voice Assistents in Automotive Environments
In: Studientexte zur Sprachverarbeitung, Band 95: Elektronische Sprachsignalverarbeitung 2020. Hrsg. Andreas Wendemuth et al. ISBN: 978-3-959081-193-1.
Proc. of the 31st Conference on Electronic Speech Signal Processing (ESSV 2020), Magdeburg, March 2020.
[download]
[44]
Ranzenberger, Thomas; Hacker, Christian; Weilhammer, Karl
Dynamic vocabulary with a Kaldi speech recognizer in a speech dialog system for automotive infotainment applications
In: Studientexte zur Sprachverarbeitung, Band 93: Elektronische Sprachsignalverarbeitung 2019. Hrsg. Peter Birkholz et al. ISBN: 978-3-95908-157-3.
Proc. of the 30th Conference on Electronic Speech Signal Processing (ESSV 2019), Dresden, March 2019.
[download]
[43]
Ranzenberger, Thomas; Hacker, Christian; Gallwitz, Florian
Integration of a Kaldi Speech Recognizer into a Speech Dialog System for Automotive Infotainment Applications
In: Studientexte zur Sprachverarbeitung, Band 90: Elektronische Sprachsignalverarbeitung 2018. Hrsg. André Berton et al. ISBN: 978-3-95908-128-3.
Proc. of the 29th Conference on Electronic Speech Signal Processing (ESSV 2018), Ulm, March 2018
[download]
[42]
Hacker, Christian; Sowa, Timo; Weilhammer, Karl; Springer, Volker; Massonie, Dominique; Ranzenberger, Thomas; Gallwitz, Florian
Interacting with Robots - Tooling and Framework for Advanced Speech User Interfaces
In: Studientexte zur Sprachverarbeitung, Band 86: Elektronische Sprachsignalverarbeitung 2017. Hrsg. Jürgen Trouvain et al. ISBN: 978-3-95908-092-7.
Proc. of the 28th Conference on Electronic Speech Signal Processing (ESSV 2017), Saarbrücken, March 2017
[41]
Massonie, Dominique; Hacker, Christian; Sowa, Timo
Modeling Graphical and Speech User Interfaces with Widgets and Spidgets
In: ITG-Fachbericht 252: Speech Communication (24.-26.09.2014, Erlangen),
Berlin/Offenbach : VDE Verlag GmbH 2014, ISBN 978-3-8007-3640-9
[40]
Hacker, Christian
Automatic
Assessment of Children Speech to Support Language Learning
Berlin: Logos Verlag, 2009
[download]
[more info]
[39]
Cincarek, Tobias; Gruhn, Rainer; Hacker, Christian; Nöth, Elmar; Nakamura, Satoshi
Automatic Pronunciation Scoring of Words and
Sentences Independent from the Non-Native's First Language
In: Computer Speech & Language 23 (2009) No. 1 pp. 65-88
[38]
Batliner, Anton; Hacker, Christian; Nöth, Elmar
To Talk or not to Talk with a Computer - Taking into Account the User's Focus
of Attention
Journal on Multimodal User Interfaces, vol. 2, no. 28, pp. 171-186, 2008
[37]
Batliner, Anton; Steidl, Stefan; Hacker, Christian; Nöth, Elmar
Private emotions versus social interaction: a
data-driven approach towards analysing emotion in speech In:
User Modelling and User-Adapted Interaction - The Journal of
Personalization Research (umuai) 18 (2008) pp. 175-206
[36]
Maier, Andreas; Hönig, Florian; Hacker, Christian; Schuster, Maria; Nöth,Elmar
Automatic Evaluation of
Characteristic Speech Disorders in Children with Cleft Lip and Palate
In: Interspeech (Eds.) Interspeech 2008 (Nineth Annual Conference of
the International Speech
Communication Association Brisbane 22.- 26.9.2008) Vol. 1 Brisbane :
International Speech Communication Association 2008, pp. 1757-1760
[35]
Maier, Andreas; Reuss, Alexander; Hacker, Christian; Schuster,Maria; Nöth, Elmar
Analysis Of Hypernasal Speech in Children with Cleft Lip And Palate
In: Sojka, Petr; Horak, Ales; Kopecek,
Ivan; Pala, Karel (Eds.) Text, Speech and Dialogue (11th International
Conference, TSD 2008
Brno, Tschechien 8.-12.9.2008) Vol. 1 Berlin : Springer 2008, pp.
389-396 - ISBN 3-540-87390-2
[34]
Hönig, Florian; Hacker, Christian; Warnke, Volker; Nöth, Elmar; Hornegger, Joachim; Kornhuber, Johannes
Developing
Enabling Technologies for Ambient Assisted Living: Natural Language
Interfaces, Automatic Focus Detection and User State Recognition
In: BMBF (Bundesministerium für Bildung und Forschung);
Tagungsband zum 1. deutschen AAL-Kongress (1. Deutscher AAL (Ambient
Assisted Living)-Kongress Berlin 30.01.2008-01.02.2008)
Berlin/Offenbach : VDE Verlag GmbH 2008, pp. 371-375 - ISBN
978-3-8007-3076-6
[33]
Maier, Andreas; Hönig, Florian; Hacker, Christian; Schuster, Maria; Nöth, Elmar
Automatic Evaluation of Characteristic Speech
Disorders in Children with Cleft Lip and Palate In:
Interspeech (Eds.) Interspeech 2008 (Nineth Annual Conference of the
International Speech
Communication Association Brisbane 22.- 26.9.2008) Vol. 1, pp. 1757-1760
[32]
Hacker, Christian; Maier, Andreas; Heßler, Andre; Guthunz, Ute; Nöth, Elmar
Caller: Computer Assisted Language Learning from
Erlangen - Pronunciation Training and More In: Auer, Michael
E. (Eds.)
Proc. Int. Conf. Interactive Computer Aided Learning (ICL)
(International Conference ICL: ePortfolio and Quality in e-learning
Villach/Austria 26.-29.9.2007) Kassel : kassel university press 2007,
pp. 6 pages, no pagination - ISBN 978-3-89958-279-6
[31]
Hacker, Christian; Cincarek, Tobias; Maier, Andreas; Heßler, Andre; Nöth, Elmar
Boosting of
Prosodic and Pronunciation Features to Detect Mispronunciations of
Non-Native Children In: IEEE Signal Processing Society (Eds.)
ICASSP, 2007 IEEE International Conference on Acoustics, Speech, and
Signal Processing, Proceedings (ICASSP - International Conference on
Acoustics, Speech, and Signal Processing Honolulu, Hawaii, USA
15-20.4.2007) Vol. 4 Bryan, TX : Conference Managament Services, Inc.
2007, pp. 197-200 - ISBN 1-4244-0728-1
[download poster]
[30]
Nöth, Elmar; Hacker, Christian; Batliner, Anton
Does Multimodality Really Help? The Classification of
Emotion and of On/Off-Focus in Multimodal Dialogues - Two Case Studies.
In: Grgic, Mislav; Grgic, Sonja (Eds.) Proceedings Elmar-2007
(Elmar-2007 Zadar 12.-14.09.) Zadar : Croatian
Society Electronics in Marine - ELMAR 2007, pp. 9-16 - ISBN
978-953-7044-05-3
[29]
Batliner, Anton; Hacker, Christian; Kaiser, Moritz; Mögele, Hannes; Nöth,
Taking
into Account the User's Focus of Attention with the Help of
Audio-Visual Information: Towards less Artificial
Human-Machine-Communication In: Krahmer, Emiel; Swerts, Marc;
Vroomen, Jean (Eds.) AVSP 2007 (International Conference on
Auditory-Visual Speech
Processing 2007 Hilvarenbeek 31.08.-03.09.2007) 2007, pp. 51-5<
[download poster]
[28]
Hacker, Christian
Dokumentation Demonstrator SmartWeb Erlangen
"Klassifikation des Benutzerfokus" Technical report,
Lehrstuhl für Mustererkennung,
Friedrich-Alexander-Universität Erlangen, 2007
[download]
[27]
Maier, Andreas; Haderleinm Tino; Hacker,Christian; Nöth, Elmar; Rosanowski, Frank; Eyshold, Ulrich;
Schuster, Maria
Automatische internetbasierte Evaluation der
Verständlichkeit In: Gross, Manfred; Kruse,
Friedrich E. (Eds.) Aktuelle phoniatrisch-pädaudiologische
Aspekte 2006 (23.
Wissenschaftliche Jahrestagung der Deutschen Gesellschaft für
Phoniatrie und Pädaudiologie Heidelberg 15. - 17. September
2006) Vol.
14 Norderstedt : Books On Demand GmbH Norderstedt 2006, pp. 87-90 -
ISBN 978-3-8334-6294-9
[26]
Hacker, Christian; Batliner, Anton; Nöth, Elmar
Are
You Looking at Me, are You Talking with Me -- Multimodal Classification
of the Focus of Attention In: Sojka, P.; Kopecek, I.; Pala,
K. (Eds.) Text, Speech and Dialogue. 9th International Conference, TSD
2006,
Brno, Czech Republic, September 2006, Proceedings (9th International
Conference, TSD 2006 Brno 11-15.9.2006) Berlin, Heidelberg : Springer
2006, pp. 581 -- 588 - ISBN 978-3-540-39090-9
[25]
Maier, Andreas; Hacker, Christian; Nöth, Elmar; Nkenke, Emeka; Haderlein, Tino; Rosanowski, Frank; Schuster, Maria
Intelligibility
of Children with Cleft Lip and Palate: Evaluation by Speech Recognition
Techniques
In: Tang, Y.Y.; Wang, S.P.; Lorette, G.; Yeung, D.S.; Yan, H. (Eds.)
The 18th International Conference on Pattern Recognition (18th
International Conference on Pattern Recognition (ICPR 2006) Hong Kong
20 - 24 August, 2006) Vol. 4 Los Alamitos, California, Washington,
Tokyo : IEEE Computer Society 2006, pp. 274-277 - ISBN 0-7695-2521-0
[24]
Batliner, Anton; Hacker, Christian; Nöth, Elmar
To
Talk or not to Talk with a Computer: On-Talk vs. Off-Talk In:
Fischer, Kerstin (Eds.) How People Talk to Computers, Robots, and Other
Artificial
Communication Partners (How People Talk to Computers, Robots, and Other
Artificial Communication Partners Bremen April 21-23, 2006) 2006, pp.
79-100
[23]
Hacker, Christian; Batliner, Anton; Steidl, Stefan; Nöth, Elmar; Niemann, Heinrich; Cincarek,
Tobias
Assessment of Non-Native Children's Pronunciation:
Human Marking and Automatic Scoring
In: Kokkinakis, G.; Fakotakis, N.; Dermatas, E.; Potapova, R. (Eds.)
SPEECOM 2005 Proceedings, 10th International Conference on SPEECH and
COMPUTER (10th International Conference on Speech and Computer (SPECOM
2005) Patras, Greece 17.10.2005 - 19.10.2005) Vol. 1 Moscow, Patras :
Moskow State Linguistics University 2005, pp. 123 - 126 - ISBN
5-7452-0110-x
[22] Maier, Andreas; Hacker, Christian; Steidl, Stefan; Nöth, Elmar
Helfen "Fallen" bei verrauschten Daten? -
Spracherkennung mit TRAPs In: Fastl, Hugo; Fruhmann, Markus
(Eds.) Fortschritte der Akustik: Plenarvorträge und
Fachbeiträge der 31.
Deutschen Jahrestagung für Akustik DAGA 2005, München
(31. Deutsche
Jahrestagung für Akustik, DAGA '05 München 14. bis
17. März 2005) Vol.
1 Berlin : Deutsche Gesellschaft für Akustik e.V. 2005, pp.
315-316 -
ISBN 3-9808659-1-6
[21]
Batliner, Anton; Steidl, Stefan; Hacker, Christian; Nöth, Elmar;Niemann, Heinrich
Private Emotions vs. Social Interaction - towards
New Dimensions in Research on Emotion In: Carberry, Sandra;
de Rosis, Fiorella (Eds.) Adapting the Interaction Style to Affective
Factors (Workshop on
Adapting the Interaction Style to Affective Factors, 10th International
Conference on User Modelling Edinburgh 25.7.2005) 2005, pp. - (8 pages,
no pagination)
[20]
Maier, Andreas; Hacker, Christian; Steidl, Stefan; Nöth, Elmar; Niemann, Heinrich
Robust Parallel Speech Recognition in Multiple
Energy Bands
In: Kropatsch, Walter G.; Sablatnig, Robert; Hanbury, Allan (Eds.)
Pattern Recognition, 27th DAGM Synopsium, Vienna, Austria,
August/September 2005, Proceedings (27th DAGM Synopsium, Vienna,
Austria, August/September 2005 Wien 30. August - 2. September) Vol. 1
Berlin : Springer 2005, pp. 133-140 - ISBN 3-540-28703-5
[19]
Hönig, Florian; Stemmer, Georg; Hacker,
Christian; Brugnara, Fabio
Revising Perceptual Linear
Prediction (PLP) In: ISCA (Eds.) Proceedings of the 9th
European Conference on Speech Communication and
Technology (9th European Conference on Speech Communication and
Technology - Interspeech 2005 Lisbon 4-8.9.2005) Bonn : ISCA 2005, pp.
2997-3000 - ISBN 1018-4074
[18]
Hacker, Christian; Cincarek, Tobias; Gruhn, Rainer; Steidl,
Stefan; Nöth, Elmar; Niemann, Heinrich
Pronunciation
Feature Extraction
In: Kropatsch, Walter; Sablatnig, Robert; Hanbury, Allan (Eds.) Pattern
Recognition, 27th DAGM Symposium (27th Annual meeting of the
German Association for Pattern Recognition (DAGM 2005) Wien 31.08.2005
- 02.09.2005) Berlin : Springer 2005, pp. 141-148 - ISBN 3-540-28703-5
[17]
Batliner, Anton; Blomberg, Mats; D'Arcy, Shona; Elenius, Daniel;
Giuliani, Diego; Gerosa, Matteo; Hacker, Christian; Russell, Martin;
Steidl, Stefan; Wong, Michael
The PF-STAR Children's Speech Corpus In:
ISCA (Eds.) Proceedings of the 9th European Conference on Speech
Communication and
Technology (9th European Conference on Speech Communication and
Technology - Interspeech 2005 Lisbon 4-8.9.2005) Bonn : ISCA 2005, pp.
2761-2764
[16]
Batliner, Anton; Steidl, Stefan; Hacker, Christian; Nöth, Elmar; Niemann, Heinrich
Tales of Tuning - Prototyping for Automatic
Classification of Emotional User States In: ISCA (Eds.)
Proceedings of the 9th European Conference on Speech Communication and
Technology (9th European Conference on Speech Communication and
Technology - Interspeech 2005 Lisbon 4-8.9.2005) Bonn : ISCA 2005, pp.
489-492 - ISBN 1018-4074
[15]
Steidl, Stefan; Stemmer, Georg; Hacker, Christian; Nöth, Elmar
Adaption in the Pronunciation Space for
Nonnative Speech Recognition In: Kim, S. H.; Youn, D. H.
(Eds.) Interspeech 2004 ICSLP, 8th International Conference on Spoken
Language
Processing, Jeju Island, Korea, Proceedings (Interspeech 2004 Jeju
Island, Korea 2004, pp. 318?321
[14]
Steidl, Stefan; Christian, Hacker, Ruff, Christine; Batliner, Anton; Nöth, Elmar; Haas, Jürgen
Looking at the Last two Turns, I'd Say
this Dialogue is Doomed - Measuring Dialogue Success In:
Sojka, P.; Kopecek, I.; Pala, K. (Eds.) Text, Speech and Dialogue, 7th
International Conference, TSD 2004,
Czech Republic, September 8-11, 2004, Proceedings (TSD 2004 Brno
Berlin, Heidelberg : Springer 2004, pp. 629?636
[13]
Batliner, Anton; Hacker, Christian; Steidl, Stefan; Nöth, Elmar; Haas, Jürgen
From Emotion to Interaction: Lessons
from Real Human-Machine-Dialogues
In: André, E.; Dybkiaer, L.; Minker, W.; Heisterkamp, P.
(Eds.)
Affective Dialogue Systems, Proceedings of a Tutorial and Research
Workshop (Affective Dialogue Systems ADS Kloster Irsee Berlin :
Springer 2004, pp. 1-12
[12]
Cincarek, Tobias; Gruhn, Rainer; Hacker, Christian; Nöth, Elmar; Nakamura, Satosh
Pronunciation scoring and extraction of
mispronounced words for non-native speech
In: Acoustical Society of Japan (Eds.) Proceedings of the Acoustical
Society of Japan (Acoustical Society of Japan Okinawa 2004, pp. 165-166
[11]
Batliner, Anton; Hacker, Christian; Steidl, Stefan; Nöth, Elmar;
D'Arcy, S.; Russell, M.; Wong, M.
"You stupid tin box" -
children interacting with the AIBO robot: A cross-linguistic emotional
speech corpus. In: ELRA (Eds.) Proceedings of the 4th
International Conference of Language Resources
and Evaluation LREC 2004 (LREC Lisbon 2004, pp. 171?174
[10]
Hacker, Christian; Steidl, Stefan, Elmar Nöth, Anton Batiner
Spectral and TRAP-Based Characterization of Children's Speech
, technical report,
Lehrstuhl für Mustererkennung,
Friedrich-Alexander-Universität Erlangen, 2004
[download]
[9]
Stemmer, Georg; Zeissler, Viktor; Hacker, Christian; Nöth, Elmar; Niemann, Heinrich
A Phone Recognizer Helps to Recognize Words Better
In: ICASSP (Eds.) Proc. Int. Conf. on Acoustics, Speech and Signal
Processing (ICASSP)
(Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP) Hong
Kong 2003) Vol. 1 2003, pp. 736-739
[8]
Stemmer, Georg; Hacker, Christian; Steidl, Stefan; Nöth, Elmar
Acoustic
Normalization of Children's Speech In: Eurospeech (Eds.)
Proc. European Conf. on Speech Communication and Technology (European
Conf. on Speech Communication and Technology Geneva, Switzerland
September 2003) Vol. 2 2003, pp. 1313-1316
[7]
Steidl, Stefan; Stemmer, Georg; Hacker, Christian; Nöth, Elmar; Niemann, Heinrich
Improving Children's Speech Recognition by HMM
Interpolation with an Adults' Speech Recognizer In:
Michaelis, Bernd; Krell, Gerald (Eds.)
Pattern Recognition, 25th DAGM Symposium, Magdeburg, Germany, September
2003, Proceedings (DAGM '03, 25th Pattern Recognition Symposium
Magdeburg September 2003) Berlin, Heidelberg, New York :
Springer-Verlag 2003, pp. 600-607 - ISBN 3-540-40861-4
[6]
Stemmer, Georg; Zeissler, Viktor; Hacker, Christian; Nöth, Elmar; Niemann, Heinrich
Context-Dependent Output Densities for Hidden
Markov Models in Speech Recognition In: IDIAP
(Dalle Molle Institute for Perceptual Artificial Intelligence,
Martigny); University of Geneva (ISSCO/ETI); EPFL (Swiss Federal
Institute of Technology, Lausanne); ETHZ (Swiss Federal Institute of
Technology, Zürich) (Eds.)
Proc. European Conf. on Speech
Communication and Technology (European Conf. on Speech Communication
and Technology Geneva, Switzerland September 2003) Vol. 2 2003, pp.
969-972
[5]
Batliner, Anton; Hacker, Christian;Steidl, Stefan; Nöth, Elmar; Haas, Jürgen
User States, User Strategies, and
System Performance: How to Match the One with the Other In:
ISCA (Eds.) Proc. of an ISCA Tutorial and Research Workshop on Error
Handling in
Spoken Dialogue Systems (ISCA Tutorial and Research Workshop on Error
Handling in Spoken Dialogue Systems Chateau d'Oex August 2003) - : ISCA
2003, pp. 5-10
[4]
Hacker, Christian; Stemmer, Georg; Steidl, Stefan; Nöth, Elmar; Niemann, Heinrich
Various Information Sources for HMM with Weighted
Multiple Codebooks In: Wendemuth, A. (Eds.) Proceedings of
the Speech Processing Workshop, Magdeburg, Germany,
September 09 (Speech Processing Workshop Magdeburg, Germany September
09, 2003) - : - 2003, pp. 9-16
[download]
[3]
Hacker, Christian
Semikontinuierliche Hidden-Markov-Modelle mit mehreren Kodebüchern,
Diplomarbeit,
Lehrstuhl für Mustererkennung,
Friedrich-Alexander-Universität Erlangen, 2002
[download]
[2]
Stemmer, Georg; Hacker, Christian; Nöth, Elmar; Niemann, Heinrich
Multiple Time Resolutions for Derivatives of Mel-Frequency Cepstral
Coefficients
In: ASRU (Eds.) Proceedings of the Automatic Speech Recognition and
Understanding
Workshop (ASRU'01) 2001
[1]
Hacker, Christian
Optimierung der Merkmalberechnung für die automatische Spracherkennung,
Studienarbeit,
Lehrstuhl für Mustererkennung,
Friedrich-Alexander-Universität Erlangen, 2001
[download]
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