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In this study, we develop a vision-based safety driver assistance system (DAS) for use with motorcycles. DASs have been studied by researchers and developed by car companies as a tool to avoid traffic accidents. However, existing studies have seldom focused on motorcycle riders. In Taiwan, the prevention of motorcycle accidents cannot be ignored when(More)
This study presents an infant emotion recognition system using visual and audio information for infants aged 1 to 7 months. The system is divided into two parts, image processing and speech processing. The image processing part detects the infant's face and extracts facial expressions features. In the face detection stage, the system selects the largest(More)
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