Smart obstacle-detecting accessory for white cane improves safety and efficiency of outdoor walking for the visually impaired: pilot study. - Ana Gabriela Gallardo-Hernández; Nahum Quijas-Hernandez; Matias Enrique Peraza-Reyes; Nicolas Guzman-Navad; Martha Gonzalez-Gorgonio; Claudia Estefania Ramirez-Hernandez; Ron S. Leder; Maria Cristina Revilla-Monsalve; Jesica Escobar (J. Multimodal User Interfaces, 2025)