Abstract
The data characterization is effectively explored based on the human cognitive features of data visualization conforming to the characteristics and habits of human beings. It analyzes the principle and characteristics of human cognition, and interprets the advantage of the graphic symbols and visual thinking in cognitive process. Furthermore, a model of the big data visualization is proposed based on the human cognitive law, which includes four main parts: strategic level, scope layer, structural layer and data presentation layer. It gives an example to expatiate that the current visualization of the cognitive model can be applied to the related data visualization, and realize the mapping between the visual cognitive thinking and data visualization.
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