This two-volume set LNCS 16174-16175 constitutes the refereed proceedings of the 8th Asian Conference on Pattern Recognition, ACPR 2025, held in Gold Coast, QLD, Australia, in November 10–13, 2025. The 60 full papers presented were carefully reviewed and selected from 118 submissions. The ACPR 2025 Conference focuses on four important areas of pattern recognition: pattern recognition and machine learning; computer vision and robot vision; signal, speech and video processing; and document, media processing and interaction, covering various technical aspects.