How China harnesses data fusion to make sense of surveillance data

Across the Chinese governments surveillance apparatus, its many arms are busy collecting huge volumes of data. Video surveillance footage, WeChat accounts, e-commerce data, medical history, and hotel records: Its all fair game for the governments surveillance regime. Yet, taken individually, each of these data streams dont tell authorities very much. Thats why the Chinese government has embarked on a massive project of data fusion, which merges disparate datasets to produce data-driven analysis. This is how Chinese surveillance systems achieve what authorities call visualization () and police informatization ().