V. Ion and R. Haeb-Umbach, “Uncertainty decoding for distributed speech recognition over error-prone networks,” Speech Communication, vol. 48, no. 11, pp. 1435–1446, 2006.

V. Ion and R. Haeb-Umbach, “Improved Source Modeling and Predictive Classification for Channel Robust Speech Recognition,” in Interspeech 2006, 2006.

S. Peschke and R. Haeb-Umbach, “A Probabilistic Similarity Measure and a Non-Linear Post-Filter for Mobile Phone Positioning using GSM Signal Power Measurements,” in European Navigation Conference \'26; Exhibition (ENC 2006), 2006.

S. Peschke and R. Haeb-Umbach, “Particle Filtering of Database assisted Positioning Estimates using a novel Similarity Measure for GSM Signal Power Level Measurements,” in 3rd Workshop on Positioning Navigation and Communication (WPNC 2006), 2006.

E. Warsitz and R. Haeb-Umbach, “Mehrkanalige Sprachsignalverarbeitung durch adaptives Eigenbeamforming fuer Freisprecheinrichtungen im Kraftfahrzeug,” in 32. Deutsche Jahrestagung fuer Akustik (DAGA 2006), 2006.

E. Warsitz and R. Haeb-Umbach, “Controlling Speech Distortion in Adaptive Frequency-Domain Principal Eigenvector Beamforming,” in International Workshop on Acoustic Echo and Noise Control (IWAENC 2006), 2006.

S. Windmann and R. Haeb-Umbach, “Einkanalige Sprachsignalverbesserung mit Hilfe eines marginalisierten Partikelfilters,” in 7. ITG-Fachtagung Sprachkommunikation, 2006.

S. Windmann and R. Haeb-Umbach, “Iterative Speech Enhancement using a Non-Linear Dynamic State Model of Speech and its Parameters,” in IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2006), 2006, vol. 1, p. I.

J. Schmalenstroeer and R. Haeb-Umbach, “Online Speaker Change Detection by Combining BIC with Microphone Array Beamforming,” 2006.

R. Haeb-Umbach and E. Warsitz, “Adaptive Filter-and-Sum Beamforming in Spatially Correlated Noise,” in International Workshop on Acoustic Echo and Noise Control (IWAENC 2005), 2005.

V. Ion and R. Haeb-Umbach, “A Unified Probabilistic Approach to Error Concealment for Distributed Speech Recognition,” in Interspeech 2005, 2005.

V. Ion and R. Haeb-Umbach, “A Comparison of Soft-Feature Distributed Speech Recognition with Candidate Codecs for Speech Enabled Mobile Services,” in IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2005), 2005, vol. 1, pp. 333–336.

E. Warsitz and R. Haeb-Umbach, “Acoustic filter-and-sum beamforming by adaptive principal component analysis,” in IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2005), 2005, vol. 4, p. iv/797-iv/800 Vol. 4.

R. Haeb-Umbach and J. Schmalenstroeer, “Speech Processing in the Networked Home Environment - A View on the Amigo Project,” 2005.

R. Haeb-Umbach and J. Schmalenstroeer, “A Comparison of Particle Filtering Variants for Speech Feature Enhancement,” 2005.

R. Bischoff, R. Haeb-Umbach, and S. R. Nammi, “Multipath-Resistant Time of Arrival Estimation for Satellite Positioning,” AEUe, Int. Journal on Electronics and Communications, vol. 58, no. 1, 2004.

R. Haeb-Umbach and V. Ion, “Soft Features for Improved Distributed Speech Recognition over Wireless Networks,” in International Conference on Spoken Language Processing (ICSLP 2004), 2004.

E. Warsitz and R. Haeb-Umbach, “Robust speaker direction estimation with particle filtering,” in IEEE Workshop on Multimedia Signal Processing (MMSP 2004), 2004, pp. 367–370.

E. Warsitz, R. Haeb-Umbach, and S. Peschke, “Adaptive Beamforming Combined with Particle Filtering for Acoustic Source Localization,” in International Conference on Spoken Language Processing (ICSLP 2004), 2004.

R. Haeb-Umbach, “Auf ein Wort - Moeglichkeiten und Grenzen der automatischen Spracherkennung,” Forschungsforum Paderborn, pp. 68–71, 2003.

P. Beyerlein et al., “Large Vocabulary Continuous Speech Recognition of Broadcast News - The Philips/RWTH Approach,” Speech Communication, no. 37, pp. 109–131, 2002.

R. Bischoff, R. Haeb-Umbach, and G. Heinrichs, “A Joint Time Multiplex Receiver for UMTS and Galileo,” in ION-GPS 2002, 2002.

R. Bischoff, R. Haeb-Umbach, W. Schulz, and G. Heinrichs, “Employment of a multipath receiver structure in a combined GALILEO/UMTS receiver,” in IEEE 55th Vehicular Technology Conference (VTC 2002 Spring), 2002, vol. 4, pp. 1844–1848 vol.4.

T. Hesse, R. Bischoff, W. Schulz, and R. Haeb-Umbach, “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), 2002.

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

R. Haeb-Umbach, “Automatic generation of phonetic regression class trees for MLLR adaptation,” IEEE Transactions on Speech and Audio Processing, vol. 9, no. 3, pp. 299–302, 2001.

M. Loog, R. P. W. Duin, and R. Haeb-Umbach, “Multiclass linear dimension reduction by weighted pairwise Fisher criteria,” IEEE Transactions on Pattern Analysis and Machine Intelligence, vol. 23, no. 7, pp. 762–766, 2001.

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

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

M. Lieb and R. Haeb-Umbach, “LDA derived cepstral trajectory filters in adverse environmental conditions,” in IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2000), 2000, vol. 2, pp. - vol.2.

M. Loog and R. Haeb-Umbach, “Multi-class Linear Dimension Reduction by Generalized Fisher Criteria,” in International Conference on Spoken Language Processing (ICSLP 2000), 2000.

P. Beyerlein et al., “The Philips/RWTH system for transcription of broadcast news,” in Eurospeech, 1999.

P. Beyerlein et al., “The Philips/RWTH System for Transcription of Broadcast News,” in Broadcast News Transcription and Understanding Workshop, Washington, 1999.

R. Haeb-Umbach, “Investigations on inter-speaker variability in the feature space,” in ICASS Phoenix, AZ, 1999.

R. Haeb-Umbach and M. Loog, “An Investigation of Cepstral Parameterisations for Large Vocabulary Speech Recognition,” in Eurospeech, 1999.

M. J. Harris, X. L. Aubert, R. Haeb-Umbach, and P. Beyerlein, “A study of broadcast news audio stream segmentation and segment clustering,” in Eurospeech, 1999.

P. Beyerlein et al., “Automatic Transcription of English Broadcast News,” in DARPA Broadcast News Transcription and Understanding Workshop, Landsdowne, 1998.

R. Haeb-Umbach et al., “Acoustic Modeling in the Philips Hub-4 Continuous-Speech Recognition System,” in DARPA Broadcast News Transcription and Understanding Workshop, Landsdowne, 1998.

D. Klakow et al., “Language-Model Investigations related to Broadcast News,” in DARPA Broadcast News Transcription and Understanding Workshop, Landsdowne, 1998.

L. Welling, R. Haeb-Umbach, X. Aubert, and N. Haberland, “A Study on Speaker Normalization Using Vocal Tract Normalization and Speaker Adaptive Training,” in ICASSP 1998, Seattle, 1998.

J. G. A. Dolfing and R. Haeb-Umbach, “Signal Representations for Hidden Markov Model Based On-Line Handwriting Recognition,” in ICASSP, Munich, 1997.

S. Gamm, R. Haeb-Umbach, and D. Langmann, “The development of a command-based speech interface for a telephone answering machine,” Speech Communication, 1997.

R. Haeb-Umbach, “Robust Speech Recognition for Wireless Networks and Mobile Telephony,” in Eurospeech, 1997.

H. Hoege, H. S. Tropf, R. Winsky, H. van den Heuvel, R. Haeb-Umbach, and K. Choukri, “European Speech Databases for Telephone Applications,” in ICASSP, Munich, 1997.

D. Langmann, A. Fischer, F. Wuppermann, R. Haeb-Umbach, and T. Eisele, “Acoustic Front Ends for Speaker-Independent Digit Recognition in Car Environments,” in Eurospeech, 1997.

D. Langmann, F. Wuppermann, R. Haeb-Umbach, A. Fischer, and T. Eisele, “Investigation of Acoustic Front Ends for Speaker-Independent Speech Recognition in the Car,” in Aachener Kolloquium on Signal Theory, 1997.

T. Eisele, R. Haeb-Umbach, and D. Langmann, “A Comparative Study of Linear Feature Transformation Techniques for Automatic Speech Recognition,” in ICSLP , Philadelphia, 1996.

S. Gamm, R. Haeb-Umbach, and D. Langmann, “Findings with the Design of a Command-Based Speech Interface for a Voice Mail System,” in IEEE Workshop on Interactive Voice Technology for Telecommunications Applications, 1996.

D. Langmann and R. Haeb-Umbach, “FRESCO: The French Telephone Speech Data Collection - Part of the European SpeechDat(M) Project,” in ICSLP, Philadelphia, 1996.

D. Langmann, R. Haeb-Umbach, and T. Eisele, “Robust Rejection Modeling for a Small-Vocabulary Application,” in ITG Fachtagung Sprachkommunikation, Frankfurt, 1996.