Summary

Recommendation ITU-T F.748.86 specifies requirements of five functional stages of multimedia composite data pre-processing, namely data acquisition, data cleaning, data annotation, data transformation and data association, covering modalities such as text, image, audio and video. This Recommendation specifies full pre-processing requirements for AI model training. It ensures valid, compliant multimodal data and improves AI performance by extracting useful information from heterogeneous media datasets.