Tim Polzehl

69 papers A 19B 7C 1Misc 3Journal 17Unranked 22
YearRankTypeTitle / Venue / Authors
2026 — conf
Avatar Motion Signatures: Evaluating Linkability of Expressive De-Identification.
ICISSP (2)
Fenja Schulz, Jan Marquenie, Carlos Franzreb, Tim Polzehl, Ingo Siegert, Sebastian Möller
2026 J jnl
Content Leakage in LibriSpeech and Its Impact on the Privacy Evaluation of Speaker Anonymization.
CoRR
Carlos Franzreb, Arnab Das, Tim Polzehl, Sebastian Möller
2026 J jnl
DFKI-Speech System for WildSpoof Challenge: A robust framework for SASV In-the-Wild.
CoRR
Arnab Das, Yassine El Kheir, Enes Erdem Erdogan, Feidi Kallel, Tim Polzehl, Sebastian Möller
2025 J jnl
A Parameter-Efficient Multi-Scale Convolutional Adapter for Synthetic Speech Detection.
CoRR
Yassine El Kheir, Fabian Ritter Gutierrez, Arnab Das, Tim Polzehl, Sebastian Möller
2025 A conf
BiCrossMamba-ST: Speech Deepfake Detection with Bidirectional Mamba Spectro-Temporal Cross-Attention.
INTERSPEECH
Yassine El Kheir, Tim Polzehl, Sebastian Möller
2025 J jnl
BiCrossMamba-ST: Speech Deepfake Detection with Bidirectional Mamba Spectro-Temporal Cross-Attention.
CoRR
Yassine El Kheir, Tim Polzehl, Sebastian Möller
2025 — conf
Comprehensive Layer-wise Analysis of SSL Models for Audio Deepfake Detection.
NAACL (Findings)
Yassine El Kheir, Younes Samih, Suraj Maharjan, Tim Polzehl, Sebastian Möller
2025 J jnl
Comprehensive Layer-wise Analysis of SSL Models for Audio Deepfake Detection.
CoRR
Yassine El Kheir, Younes Samih, Suraj Maharjan, Tim Polzehl, Sebastian Möller
2025 — conf
Exploring Foundation Model Fusion Effectiveness and Explainability for Stylistic Analysis of Emotional Podcast Data.
FICC (1)
Arnab Das, Carlos Franzreb, Tim Polzehl, Sebastian Möller
2025 A conf
Generalizable Audio Spoofing Detection using Non-Semantic Representations.
INTERSPEECH
Arnab Das, Yassine El Kheir, Carlos Franzreb, Tim Herzig, Tim Polzehl, Sebastian Möller
2025 J jnl
Generalizable Audio Spoofing Detection using Non-Semantic Representations.
CoRR
Arnab Das, Yassine El Kheir, Carlos Franzreb, Tim Herzig, Tim Polzehl, Sebastian Möller
2025 J jnl
Improving the Speaker Anonymization Evaluation's Robustness to Target Speakers with Adversarial Learning.
CoRR
Carlos Franzreb, Arnab Das, Tim Polzehl, Sebastian Möller
2025 — conf
On the Effect of Dataset Size and Composition for Privacy Evaluation.
ICISSP (2)
Danai Georgiou, Carlos Franzreb, Tim Polzehl
2025 A conf
Private kNN-VC: Interpretable Anonymization of Converted Speech.
INTERSPEECH
Carlos Franzreb, Arnab Das, Tim Polzehl, Sebastian Möller
2025 J jnl
Private kNN-VC: Interpretable Anonymization of Converted Speech.
CoRR
Carlos Franzreb, Arnab Das, Tim Polzehl, Sebastian Möller
2025 — conf
Two Views, One Truth: Spectral and Self-Supervised Features Fusion for Robust Speech Deepfake Detection.
WASPAA
Yassine El Kheir, Arnab Das, Enes Erdem Erdogan, Fabian Ritter Gutierrez, Tim Polzehl, Sebastian Möller
2025 J jnl
Two Views, One Truth: Spectral and Self-Supervised Features Fusion for Robust Speech Deepfake Detection.
CoRR
Yassine El Kheir, Arnab Das, Enes Erdem Erdogan, Fabian Ritter Gutierrez, Tim Polzehl, Sebastian Möller
2024 A conf
Anonymising Elderly and Pathological Speech: Voice Conversion Using DDSP and Query-by-Example.
INTERSPEECH
Suhita Ghosh, Mélanie Jouaiti, Arnab Das, Yamini Sinha, Tim Polzehl, Ingo Siegert, Sebastian Stober
2024 J jnl
Anonymising Elderly and Pathological Speech: Voice Conversion Using DDSP and Query-by-Example.
CoRR
Suhita Ghosh, Mélanie Jouaiti, Arnab Das, Yamini Sinha, Tim Polzehl, Ingo Siegert, Sebastian Stober
2024 — conf
Evaluating Human-Centered AI Explanations: Introduction of an XAI Evaluation Framework for Fact-Checking.
MAD@ICMR
Vera Schmitt, Balázs Patrik Csomor, Joachim Meyer, Luis Felipe Villa-Arenas, Charlott Jakob, Tim Polzehl, Sebastian Möller
2024 A conf
Towards Classifying Mother Tongue from Infant Cries - Findings Substantiating Prenatal Learning Theory.
INTERSPEECH
Tim Polzehl, Tim Herzig, Friedrich Wicke, Kathleen Wermke, Razieh Khamsehashari, Michiko Dahlem, Sebastian Möller
2023 A conf
Emo-StarGAN: A Semi-Supervised Any-to-Many Non-Parallel Emotion-Preserving Voice Conversion.
INTERSPEECH
Suhita Ghosh, Arnab Das, Yamini Sinha, Ingo Siegert, Tim Polzehl, Sebastian Stober
2023 J jnl
Emo-StarGAN: A Semi-Supervised Any-to-Many Non-Parallel Emotion-Preserving Voice Conversion.
CoRR
Suhita Ghosh, Arnab Das, Yamini Sinha, Ingo Siegert, Tim Polzehl, Sebastian Stober
2023 — conf
Fighting Disinformation: Overview of Recent AI-Based Collaborative Human-Computer Interaction for Intelligent Decision Support Systems.
VISIGRAPP (2: HUCAPP)
Tim Polzehl, Vera Schmitt, Nils Feldhus, Joachim Meyer, Sebastian Möller
2023 — conf
StarGAN-VC++: Towards Emotion Preserving Voice Conversion Using Deep Embeddings.
SSW
Arnab Das, Suhita Ghosh, Tim Polzehl, Ingo Siegert, Sebastian Stober
2023 J jnl
StarGAN-VC++: Towards Emotion Preserving Voice Conversion Using Deep Embeddings.
CoRR
Arnab Das, Suhita Ghosh, Tim Polzehl, Sebastian Stober
2022 A conf
Speaker adaptation for Wav2vec2 based dysarthric ASR.
INTERSPEECH
Murali Karthick Baskar, Tim Herzig, Diana Nguyen, Mireia Díez, Tim Polzehl, Lukás Burget, Jan Cernocký
2022 J jnl
Speaker adaptation for Wav2vec2 based dysarthric ASR.
CoRR
Murali Karthick Baskar, Tim Herzig, Diana Nguyen, Mireia Díez, Tim Polzehl, Lukás Burget, Jan Honza Cernocký
2022 A conf
Towards Automated Dialog Personalization using MBTI Personality Indicators.
INTERSPEECH
Daniel Fernau, Stefan Hillmann, Nils Feldhus, Tim Polzehl
2022 B conf
Towards Personality-Aware Chatbots.
SIGDIAL
Daniel Fernau, Stefan Hillmann, Nils Feldhus, Tim Polzehl, Sebastian Möller
2022 — conf
Towards Personalization by Information Savviness to Improve User Experience in Customer Service Chatbot Conversations.
VISIGRAPP (2: HUCAPP)
Tim Polzehl, Yuexin Cao, Vicente Iván Sánchez Carmona, Xiaoyi Liu, Changjian Hu, Neslihan Iskender, André Beyer, Sebastian Möller
2021 C conf
Argument Mining in Tweets: Comparing Crowd and Expert Annotations for Automated Claim and Evidence Detection.
NLDB
Neslihan Iskender, Robin Schaefer, Tim Polzehl, Sebastian Möller
2021 J jnl
Does Summary Evaluation Survive Translation to Other Languages?
CoRR
Neslihan Iskender, Oleg V. Vasilyev, Tim Polzehl, John Bohannon, Sebastian Möller
2021 — conf
On the Impact of Self-efficacy on Assessment of User Experience in Customer Service Chatbot Conversations.
IWSDS
Yuexin Cao, Vicente Iván Sánchez Carmona, Xiaoyi Liu, Changjian Hu, Neslihan Iskender, André Beyer, Sebastian Möller, Tim Polzehl
2021 J jnl
Towards Human-Free Automatic Quality Evaluation of German Summarization.
CoRR
Neslihan Iskender, Oleg V. Vasilyev, Tim Polzehl, John Bohannon, Sebastian Möller
2020 B conf
Are You Still Watching? Streaming Video Quality and Engagement Assessment in the Crowd.
QoMEX
Werner Robitza, Alexander M. Dethof, Steve Göring, Alexander Raake, André Beyer, Tim Polzehl
2020 — conf
Best Practices for Crowd-based Evaluation of German Summarization: Comparing Crowd, Expert and Automatic Evaluation.
Eval4NLP
Neslihan Iskender, Tim Polzehl, Sebastian Möller
2020 — conf
Crowdsourcing versus the laboratory: Towards crowd-based linguistic text quality assessment of query-based extractive summarization.
Qurator
Neslihan Iskender, Tim Polzehl, Sebastian Möller
2020 B conf
Towards a Reliable and Robust Methodology for Crowd-Based Subjective Quality Assessment of Query-Based Extractive Text Summarization.
LREC
Neslihan Iskender, Tim Polzehl, Sebastian Möller
2019 B conf
A Crowdsourcing Approach to Evaluate the Quality of Query-based Extractive Text Summaries.
QoMEX
Neslihan Iskender, Aleksandra Gabryszak, Tim Polzehl, Leonhard Hennig, Sebastian Möller
2018 — conf
Device-Type Influence in Crowd-based Natural Language Translation Tasks (short paper).
SAD/CrowdBias@HCOMP
Michael Barz, Neslihan Büyükdemircioglu, Rikhu Prasad Surya, Tim Polzehl, Daniel Sonntag
2016 B conf
Crowdsourcing a Multi-lingual Speech Corpus: Recording, Transcription and Annotation of the CrowdIS Corpora.
LREC
Andrew Caines, Christian Bentz, Calbert Graham, Tim Polzehl, Paula Buttery
2015 A conf
Advanced crowdsourcing for speech and beyond: introduction by the organizers.
INTERSPEECH
Tim Polzehl, Gina-Anne Levow
2015 A conf
Effect of trapping questions on the reliability of speech quality judgments in a crowdsourcing paradigm.
INTERSPEECH
Babak Naderi, Tim Polzehl, Ina Wechsung, Friedemann Köster, Sebastian Möller
2015 A conf
Robustness in speech quality assessment and temporal training expiry in mobile crowdsourcing environments.
INTERSPEECH
Tim Polzehl, Babak Naderi, Friedemann Köster, Sebastian Möller
2014 A conf
Crowdee: mobile crowdsourcing micro-task platform for celebrating the diversity of languages.
INTERSPEECH
Babak Naderi, Tim Polzehl, André Beyer, Tibor Pilz, Sebastian Möller
2014 — conf
Development and Validation of Extrinsic Motivation Scale for Crowdsourcing Micro-task Platforms.
CrowdMM
Babak Naderi, Ina Wechsung, Tim Polzehl, Sebastian Möller
2013 J jnl
Improving Automatic Emotion Recognition from speech using Rhythm and Temporal feature
CoRR
Mayank Bhargava, Tim Polzehl
2012 Misc conf
Articulatory features for expressive speech synthesis.
ICASSP
Alan W. Black, H. Timothy Bunnell, Ying Dou, Prasanna Kumar Muthukumar, Florian Metze, Daniel Perry, Tim Polzehl, Kishore Prahallad, Stefan Steidl, Callie Vaughn
2012 A conf
On Speaker-Independent Personality Perception and Prediction from Speech.
INTERSPEECH
Tim Polzehl, Katrin Schoenenberg, Sebastian Möller, Florian Metze, Gelareh Mohammadi, Alessandro Vinciarelli
2011 — conf
A Review of Personality in Voice-Based Man Machine Interaction.
HCI (2)
Florian Metze, Alan W. Black, Tim Polzehl
2011 J jnl
Anger recognition in speech using acoustic and linguistic cues.
Speech Commun.
Tim Polzehl, Alexander Schmitt, Florian Metze, Michael Wagner
2011 A conf
Modeling Speaker Personality Using Voice.
INTERSPEECH
Tim Polzehl, Sebastian Möller, Florian Metze
2011 — conf
Salient Features for Anger Recognition in German and English IVR Portals.
IWSDS
Tim Polzehl, Alexander Schmitt, Florian Metze
2010 — conf
Automatically Assessing Personality from Speech.
ICSC
Tim Polzehl, Sebastian Möller, Florian Metze
2010 — conf
Automatically assessing acoustic manifestations of personality in speech.
SLT
Tim Polzehl, Sebastian Möller, Florian Metze
2010 — conf
Comparison of Approaches for Instrumentally Predicting the Quality of Text-to-Speech Systems: Data from Blizzard Challenges 2008 and 2009.
Blizzard Challenge
Florian Hinterleitner, Sebastian Möller, Tiago H. Falk, Tim Polzehl
2010 A conf
Comparison of approaches for instrumentally predicting the quality of text-to-speech systems.
INTERSPEECH
Sebastian Möller, Florian Hinterleitner, Tiago H. Falk, Tim Polzehl
2010 A conf
Emotion recognition using imperfect speech recognition.
INTERSPEECH
Florian Metze, Anton Batliner, Florian Eyben, Tim Polzehl, Björn W. Schuller, Stefan Steidl
2010 — conf
Facing Reality: Simulating Deployment of Anger Recognition in IVR Systems.
IWSDS
Alexander Schmitt, Tim Polzehl, Wolfgang Minker
2010 Misc conf
Late fusion of individual engines for improved recognition of negative emotion in speech - learning vs. democratic vote.
ICASSP
Björn W. Schuller, Florian Metze, Stefan Steidl, Anton Batliner, Florian Eyben, Tim Polzehl
2010 B conf
The Influence of the Utterance Length on the Recognition of Aged Voices.
LREC
Alexander Schmitt, Tim Polzehl, Wolfgang Minker, Jackson Liscombe
2010 — conf
Wirkung menschlicher Stimme auf die wahrgenommene Sympathie - Einfluss der Stimmanregung anhand von Laryngogrammen.
ESSV
Benjamin Weiss, Sebastian Möller, Tim Polzehl
2009 Misc conf
Detecting real life anger.
ICASSP
Felix Burkhardt, Tim Polzehl, Joachim Stegmann, Florian Metze, Richard Huber
2009 A conf
Emotion classification in children's speech using fusion of acoustic and linguistic features.
INTERSPEECH
Tim Polzehl, Shiva Sundaram, Hamed Ketabdar, Michael Wagner, Florian Metze
2009 B conf
Emotion detection in dialog systems: Applications, strategies and challenges.
ACII
Felix Burkhardt, Markus Van Ballegooy, Klaus-Peter Engelbrecht, Tim Polzehl, Joachim Stegmann
2009 A conf
Fall and emergency detection with mobile phones.
ASSETS
Hamed Ketabdar, Tim Polzehl
2009 — conf
Fusion of Acoustic and Linguistic Features for Emotion Detection.
ICSC
Florian Metze, Tim Polzehl, Michael Wagner
2009 A conf
Tactile and visual alerts for deaf people by mobile phones.
ASSETS
Hamed Ketabdar, Tim Polzehl