Search Results for author: Stefan Constantin

Found 7 papers, 0 papers with code

Face-Dubbing++: Lip-Synchronous, Voice Preserving Translation of Videos

no code implementations9 Jun 2022 Alexander Waibel, Moritz Behr, Fevziye Irem Eyiokur, Dogucan Yaman, Tuan-Nam Nguyen, Carlos Mullov, Mehmet Arif Demirtas, Alperen Kantarcı, Stefan Constantin, Hazim Kemal Ekenel

The system is designed to combine multiple component models and produces a video of the original speaker speaking in the target language that is lip-synchronous with the target speech, yet maintains emphases in speech, voice characteristics, face video of the original speaker.

Automatic Speech Recognition Automatic Speech Recognition (ASR) +6

Error correction and extraction in request dialogs

no code implementations8 Apr 2020 Stefan Constantin, Alex Waibel

If yes, it corrects the second last utterance according to the error correction in the last utterance and outputs the extracted pairs of reparandum and repair entity.

Bimodal Speech Emotion Recognition Using Pre-Trained Language Models

no code implementations29 Nov 2019 Verena Heusser, Niklas Freymuth, Stefan Constantin, Alex Waibel

Speech emotion recognition is a challenging task and an important step towards more natural human-machine interaction.

Speech Emotion Recognition

Incremental processing of noisy user utterances in the spoken language understanding task

no code implementations WS 2019 Stefan Constantin, Jan Niehues, Alex Waibel

The state-of-the-art neural network architectures make it possible to create spoken language understanding systems with high quality and fast processing time.

Natural Language Understanding Spoken Language Understanding

Multi-task learning to improve natural language understanding

no code implementations17 Dec 2018 Stefan Constantin, Jan Niehues, Alex Waibel

When building a neural network-based Natural Language Understanding component, one main challenge is to collect enough training data.

Multi-Task Learning Natural Language Understanding

An End-to-End Goal-Oriented Dialog System with a Generative Natural Language Response Generation

no code implementations6 Mar 2018 Stefan Constantin, Jan Niehues, Alex Waibel

Furthermore, by using a feedforward neural network, we are able to generate the output word by word and are no longer restricted to a fixed number of possible response candidates.

Goal-Oriented Dialog Response Generation

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