5 papers
STAM-ASR: Speaker-Temporal Anchoring with Memory for Multi-Speaker ASR
Victor Tolulope Olufemi, Syeda Faiza Ahmed Sara, Shammur Absar Chowdhury
Natural conversations make both speech recognition and speaker attribution challenging for ASR, as speakers take turns, overlap, and reappear over time. We propose STAM-ASR, Speake…
TransSLR: A Lightweight Transformer for Sign Language Recognition
Lucia Yen Wanchi, Samuel Johnny, Victor Tolulope Olufemi +2
Automated sign language recognition for underrepresented languages remains a largely unsolved problem. Central African Sign Language (CASL) exemplifies this challenge: the CASL-W60…
From Speech to Text Corpora: Evaluating ASR-Based Data Acquisition for Low-Resource Fongbe and Hausa
Mahounan Pericles Adjovi, Victor Olufemi, Roald Eiselen +1
Low-resource African languages lack text corpora needed for language model training. We investigate whether ASR pipelines can extend text resources for two typologically distinct W…
WaxalNet: Benchmarking and Adapting Speech Recognition for Spontaneous Speech in 19 African Languages
Victor Tolulope Olufemi, Oreoluwa Babatunde, Ramsey Njema +28
Multilingual speech foundation models claim broad language coverage, but how well they handle spontaneous African speech, and how best to adapt them, remains unclear. We benchmark…
A Survey of Text and Speech Resources for Hausa and Fongbe: Availability, Quality, and Gaps for NLP Development
Mahounan Pericles Adjovi, Victor Olufemi, Roald Eiselen +1
This survey provides a comprehensive catalog of publicly available text and speech resources for two West African languages: Hausa, an Afroasiatic language with approximately 80-10…