Labeled Official Indonesian Sign Language (SIBI) Alphabet

SIBIAlphabet is a labeled sign language letter dataset that is officially recognized by the Ministry of Education and Culture of the Republic of Indonesia. The SIBIAlphabet picture is composed of four categories: mono background datasets (1,440 images), mono background with augmentation (3,870 images), multi background (7,200 images), and multi background with augmentations (19,440 images). Image Augmentation by applying blur, noise, brightness, and rotate.