Recognition of affective and grammatical facial expressions: a study for Brazilian sign language

EP da Silva, PDP Costa, KMO Kumada… - Computer Vision–ECCV …, 2020 - Springer
Individuals with hearing impairment typically face difficulties in communicating with hearing
individuals and during the acquisition of reading and writing skills. Widely adopted by the …

Facial action unit detection methodology with application in Brazilian sign language recognition

EP da Silva, PDP Costa, KMO Kumada… - Pattern Analysis and …, 2022 - Springer
Sign Language is the linguistic system adopted by the Deaf to communicate. The lack of fully-
fledged Automatic Sign Language (ASLR) technologies contributes to the numerous …

A transformer-based contrastive learning approach for few-shot sign language recognition

S Ferreira, E Costa, M Dahia, J Rocha - arxiv preprint arxiv:2204.02803, 2022 - arxiv.org
Sign language recognition from sequences of monocular images or 2D poses is a
challenging field, not only due to the difficulty to infer 3D information from 2D data, but also …

Towards a tool to translate brazilian sign language (libras) to brazilian portuguese and improve communication with deaf

J Rocha, J Lensk, T Ferreira… - 2020 IEEE Symposium …, 2020 - ieeexplore.ieee.org
In Brazil, only 15% of deaf people are fluent in Brazilian Portuguese. Although Brazilian law
says that public spaces should provide access in Libras, deaf still face lots of issues …

Construção da SILFA: Corpus de Expressão Facial em Língua de Sinais

EP da Silva, K Kumada, PDP Costa… - … -Revista Inclusão & …, 2023 - periodicos.ufabc.edu.br
A análise da Língua de Sinais sofre com a falta de acesso a registros de vídeos dos dados
bem rotulados, fundamentais para o desenvolvimento dos estudos e adequados para …