System combination for spoken language understanding. - Stefan Hahn; Patrick Lehnen; Hermann Ney (INTERSPEECH, 2008)

On the equivalence of Gaussian and log-linear HMMs. - Georg Heigold; Patrick Lehnen; Ralf Schlüter; Hermann Ney (INTERSPEECH, 2008)

A Comparison of Various Methods for Concept Tagging for Spoken Language Understanding. - Stefan Hahn; Patrick Lehnen; Christian Raymond; Hermann Ney (LREC, 2008)

Optimizing CRFs for SLU tasks in various languages using modified training criteria. - Stefan Hahn; Patrick Lehnen; Georg Heigold; Hermann Ney (INTERSPEECH, 2009)

Large-scale Polish SLU. - Patrick Lehnen; Stefan Hahn; Hermann Ney; Agnieszka Mykowiecka 001 (INTERSPEECH, 2009)

A Comparison of Various Types of Extended Lexicon Models for Statistical Machine Translation. - Matthias Huck; Martin Ratajczak; Patrick Lehnen; Hermann Ney (AMTA, 2010)

Discriminative HMMS, log-linear models, and CRFS: What is the difference? - Georg Heigold; Simon Wiesler; Markus Nußbaum-Thom; Patrick Lehnen; Ralf Schlüter; Hermann Ney (ICASSP, 2010)

Powerful extensions to CRFS for grapheme to phoneme conversion. - Stefan Hahn; Patrick Lehnen; Hermann Ney (ICASSP, 2011)

EM-style optimization of hidden conditional random fields for grapheme-to-phoneme conversion. - Georg Heigold; Stefan Hahn; Patrick Lehnen; Hermann Ney (ICASSP, 2011)

Incorporating alignments into Conditional Random Fields for grapheme to phoneme conversion. - Patrick Lehnen; Stefan Hahn; Andreas Guta; Hermann Ney (ICASSP, 2011)

N-Grams for Conditional Random Fields or a Failure-Transition(f) Posterior for Acyclic FSTs. - Patrick Lehnen; Stefan Hahn; Hermann Ney (INTERSPEECH, 2011)

Comparing Stochastic Approaches to Spoken Language Understanding in Multiple Languages. - Stefan Hahn; Marco Dinarelli; Christian Raymond; Fabrice Lefèvre; Patrick Lehnen; Renato de Mori; Alessandro Moschitti; Hermann Ney; Giuseppe Riccardi (IEEE Trans. Speech Audio Process., 2011)

Equivalence of Generative and Log-Linear Models. - Georg Heigold; Hermann Ney; Patrick Lehnen; Tobias Gass; Ralf Schlüter (IEEE Trans. Speech Audio Process., 2011)

Hidden Conditional Random Fields with M-to-N Alignments for Grapheme-to-Phoneme Conversion. - Patrick Lehnen; Stefan Hahn; Vlad-Andrei Guta; Hermann Ney (INTERSPEECH, 2012)

Improving LVCSR with hidden conditional random fields for grapheme-to-phoneme conversion. - Stefan Hahn; Patrick Lehnen; Simon Wiesler; Ralf Schlüter; Hermann Ney (INTERSPEECH, 2013)

Structure learning in hidden conditional random fields for grapheme-to-phoneme conversion. - Patrick Lehnen; Alexandre Allauzen; Thomas Lavergne; François Yvon; Stefan Hahn; Hermann Ney (INTERSPEECH, 2013)

(Hidden) Conditional Random Fields Using Intermediate Classes for Statistical Machine Translation. - Patrick Lehnen; Jan-Thorsten Peter; Joern Wuebker; Stephan Peitz; Hermann Ney (MTSummit, 2013)

A Comparison of Update Strategies for Large-Scale Maximum Expected BLEU Training. - Joern Wuebker; Sebastian Muehr; Patrick Lehnen; Stephan Peitz; Hermann Ney (HLT-NAACL, 2015)

Maximum entropy models for sequences: scaling up from tagging to translation. - Patrick Lehnen (2017)

Leveraging User Paraphrasing Behavior In Dialog Systems To Automatically Collect Annotations For Long-Tail Utterances. - Tobias Falke; Markus Boese; Daniil Sorokin; Caglar Tirkaz; Patrick Lehnen (COLING (Industry), 2020)

Feedback Attribution for Counterfactual Bandit Learning in Multi-Domain Spoken Language Understanding. - Tobias Falke; Patrick Lehnen (EMNLP (1), 2021)

Predicting Temporal Performance Drop of Deployed Production Spoken Language Understanding Models. - Quynh Do; Judith Gaspers; Daniil Sorokin; Patrick Lehnen (Interspeech, 2021)

The Impact of Intent Distribution Mismatch on Semi-Supervised Spoken Language Understanding. - Judith Gaspers; Quynh Do; Daniil Sorokin; Patrick Lehnen (Interspeech, 2021)

Towards Need-Based Spoken Language Understanding Model Updates: What Have We Learned? - Quynh Do; Judith Gaspers; Daniil Sorokin; Patrick Lehnen (EMNLP (Industry Track), 2022)