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Paper Index on ACL Anthology

A Bounded Coordination-Support Capability for Multi-Party Settings: Task-State Monitoring in Firefighter Incident Command A Dataset of Latin Etymologies Extracted from Wiktionary An Efficient Approach for Answering Not Readily Attainable Questions for RAG-based Applications Automated German Alt Text Generation for News Charts Call Support Copilot: A Reproducible Multimodal System for Speech Emotion Recognition, Intent Understanding, and Agent Assistance Can Large Language Models Replace Statistical Software? Code-Switching Detection in Multilingual Child Speech with SwissBERT Concept Extraction and Webb’s Depth of Knowledge: Comparing LLM Question Generation Pipelines for Educational Assessment Data Augmentation for Historical NER: A Systematic Comparison of Lexical and LLM-based Approaches Enhancing Retrieval via Cognitively Motivated Document Expansion Extending the Contact Hypothesis: Cross-Linguistic Evaluation of Religion and Nationality Bias When Prompting LLMs in German and Icelandic Extracting Article-Level Legal Dependencies from Swiss Federal Law using LLMs How Good is AI on Swiss Voting Booklets? A Multilingual OCR and Alignment Benchmark Optimizing Large Language Models for Robust Domain-Specific Text-to-SQL: From Prompting to Preference Alignment Proceedings of the 11th Edition of the Swiss Text Analytics Conference Reinforcement Learning for Latent-Space Thinking in LLMs RUMLEM: A Dictionary-Based Lemmatizer for Romansh Skill Extraction from Resumes and Job Offers across Six Languages Text vs. Phoneme Intermediates for Low-Resource Swiss German The Same Email, Signed Differently: Testing Negotiation Bias and Recommendation Stability in LLMs Which Skills Debate Reaches the Public? Comparing Scientific Literature and Media Coverage of AI and LLM Skill Impacts (2022–2025) Controlling Language and Style of Multi-lingual Generative Language Models with Control Vectors Hybrid Human-LLM Corpus Construction and LLM Evaluation for the Caused-Motion Construction Implicit and Indirect: Detecting Face-threatening and Paired Actions in Asynchronous Online Conversations Northern European Journal of Language Technology, Volume 11 A modular architecture for creating multimodal embodied agents with an episodic Knowledge Graph as an explainable and controllable long-term memory A Neural Approach to Discourse Relation Signal Detection An Analysis of Japanese Sentence-final Particle Yone: Compare Yone and Ne in Response Attribution and the discourse structure of reports Automatic Detection of the Bulgarian Evidential Renarrative
Síntese de Voz Emocional Multi-Idioma para Português Bras...
2026-04-13 · via Paper Index on ACL Anthology

Abstract

A síntese de voz emocional multi-idioma para português brasileiro é pouco explorada. Este trabalho investiga diferentes abordagens para incorporar controle emocional em síntese multi-idioma português-inglês, comparando cinco variantes: modelo base YourTTS, ajuste fino com dados emocionais, condicionamento via tokens textuais, e arquitetura VECL-TTS com embeddings emocionais sob diferentes configurações. Utilizamos datasets emocionais em inglês (RAVDESS, Emotional Speech Dataset) e português brasileiro (VERBO), totalizando 14,4 horas, para ajuste fino a partir do modelo YourTTS pré-treinado. A avaliação combinou métricas objetivas (similaridade de embeddings emocionais e de falante) com avaliação subjetiva por dez participantes. Os resultados revelam que abordagens arquiteturalmente simples podem alcançar desempenho perceptual comparável ou superior a métodos mais complexos: o YourTTS com ajuste fino obteve a melhor qualidade geral, o condicionamento por tokens alcançou a maior similaridade emocional percebida, enquanto o VECL-TTS maximizou o controle emocional objetivo com degradação na qualidade e na similaridade de falante. Observou-se ainda uma competição entre controle emocional e preservação de identidade vocal, bem como discrepâncias entre métricas objetivas e percepção humana. Este trabalho demonstra a viabilidade de transferência emocional multi-idioma para português brasileiro via ajuste fino com recursos limitados.

Anthology ID:
2026.propor-1.63
Volume:
Proceedings of the 17th International Conference on Computational Processing of Portuguese (PROPOR 2026) - Vol. 1
Month:
April
Year:
2026
Address:
Salvador, Brazil
Editors:
Marlo Souza, Iria de-Dios-Flores, Diana Santos, Larissa Freitas, Jackson Wilke da Cruz Souza, Eugénio Ribeiro
Venue:
PROPOR
SIG:
Publisher:
Association for Computational Linguistics
Note:
Pages:
638–646
Language:
URL:
https://aclanthology.org/2026.propor-1.63/
DOI:
Bibkey:
Cite (ACL):
Daniel Oliveira de Brito, Sidney Evaldo Leal, and Arnaldo Candido Junior. 2026. Síntese de Voz Emocional Multi-Idioma para Português Brasileiro: Uma Análise Comparativa de Abordagens de Ajuste Fino. In Proceedings of the 17th International Conference on Computational Processing of Portuguese (PROPOR 2026) - Vol. 1, pages 638–646, Salvador, Brazil. Association for Computational Linguistics.
Cite (Informal):
Síntese de Voz Emocional Multi-Idioma para Português Brasileiro: Uma Análise Comparativa de Abordagens de Ajuste Fino (Brito et al., PROPOR 2026)
Copy Citation:
PDF:
https://aclanthology.org/2026.propor-1.63.pdf