Product recommendation method based on image and social tag
A technology for social tagging and product recommendation, applied in the field of data mining, can solve the problems such as the inability to capture the specific preferences of users, the inability of scoring data to intuitively reflect the preferences of users, and the inability to know the focus of users on movies. Data sparsity problem, recommendation method is effective and accurate, and the effect of good recommendation performance
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[0024] In order to make the purpose, technical solution and advantages of the present invention more clear, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, and do not limit the protection scope of the present invention.
[0025] refer to figure 1 , the implementation steps of the present invention are as follows:
[0026] Step 1, extracting the content features of the product image, i.e. color features, texture features and shape features;
[0027] 1.1) Extract the color features of the product image:
[0028] Establish a color histogram. For the picture Q, count its color histogram on the color vector space. The color histogram is a one-dimensional discrete function, namely:
[0029]
[0030] In the formula, n k Be the number of pixels whose color feature value is k, N is the ...
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