Hesse, T., Bischoff, R., Schulz, W., &; Haeb-Umbach, R. (2002). Estimation of Bias Location Error due to Absence of the LOS-Signal in a UMTS-System. In International Symposium on Location Based Services for Cellular Users (LOCELLUS 2002).

Bischoff, R., Haeb-Umbach, R., Schulz, W., &; Heinrichs, G. (2001). Implementation of a Rake Receiver Architecture into a Galileo Receiver. In 1st ESA Workshop on Satellite Navigation User Equipment Technology (Navitec 2001).

Haeb-Umbach, R. (2001). Automatic generation of phonetic regression class trees for MLLR adaptation. IEEE Transactions on Speech and Audio Processing, 9(3), 299–302.https://doi.org/10.1109/89.906003 

Loog, M., Duin, R. P. W., &; Haeb-Umbach, R. (2001). Multiclass linear dimension reduction by weighted pairwise Fisher criteria. IEEE Transactions on Pattern Analysis and Machine Intelligence, 23(7), 762–766.https://doi.org/10.1109/34.935849 

Duin, R. P. W., Loog, M., &; Haeb-Umbach, R. (2000). Multi-class Linear Feature Extraction by Nonlinear PCA. In International Conference on Pattern Recognition (ICPR 2000).

Haeb-Umbach, R. (2000). Data-driven Phonetic Regression Class Tree Estimation for MLLR Adaptation. In International Conference on Spoken Language Processing (ICSLP 2000).

Lieb, M., &; Haeb-Umbach, R. (2000). LDA derived cepstral trajectory filters in adverse environmental conditions. In IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2000) (Vol. 2, pp. - vol.2).https://doi.org/10.1109/ICASSP.2000.859157 

Loog, M., &; Haeb-Umbach, R. (2000). Multi-class Linear Dimension Reduction by Generalized Fisher Criteria. In International Conference on Spoken Language Processing (ICSLP 2000).

Beyerlein, P., Aubert, X. L., Haeb-Umbach, R., Harris, M. J., Klakow, D., Wendemuth, A.,  Sixtus, A. (1999). The Philips/RWTH system for transcription of broadcast news. In Eurospeech.

Beyerlein, P., Aubert, X. L., Haeb-Umbach, R., Harris, M. J., Klakow, D., Wendemuth, A.,  Sixtus, A. (1999). The Philips/RWTH System for Transcription of Broadcast News. In Broadcast News Transcription and Understanding Workshop, Washington.

Haeb-Umbach, R. (1999). Investigations on inter-speaker variability in the feature space. In ICASS Phoenix, AZ.

Haeb-Umbach, R., &; Loog, M. (1999). An Investigation of Cepstral Parameterisations for Large Vocabulary Speech Recognition. In Eurospeech.

Harris, M. J., Aubert, X. L., Haeb-Umbach, R., &; Beyerlein, P. (1999). A study of broadcast news audio stream segmentation and segment clustering. In Eurospeech.

Beyerlein, P., Aubert, X. L., Haeb-Umbach, R., Klakow, D., Ullrich, M., Wendemuth, A., &; Wilcox, P. (1998). Automatic Transcription of English Broadcast News. In DARPA Broadcast News Transcription and Understanding Workshop, Landsdowne.

Haeb-Umbach, R., Aubert, X. L., Beyerlein, P., Klakow, D., Ullrich, M., Wendemuth, A., &; Wilcox, P. (1998). Acoustic Modeling in the Philips Hub-4 Continuous-Speech Recognition System. In DARPA Broadcast News Transcription and Understanding Workshop, Landsdowne.

Klakow, D., Aubert, X. L., Haeb-Umbach, R., Beyerlein, P., Ullrich, M., Wendemuth, A., &; Wilcox, P. (1998). Language-Model Investigations related to Broadcast News. In DARPA Broadcast News Transcription and Understanding Workshop, Landsdowne.

Welling, L., Haeb-Umbach, R., Aubert, X., &; Haberland, N. (1998). A Study on Speaker Normalization Using Vocal Tract Normalization and Speaker Adaptive Training. In ICASSP 1998, Seattle.

Dolfing, J. G. A., &; Haeb-Umbach, R. (1997). Signal Representations for Hidden Markov Model Based On-Line Handwriting Recognition. In ICASSP, Munich.

Gamm, S., Haeb-Umbach, R., &; Langmann, D. (1997). The development of a command-based speech interface for a telephone answering machine. Speech Communication.

Haeb-Umbach, R. (1997). Robust Speech Recognition for Wireless Networks and Mobile Telephony. In Eurospeech.