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In allusion to similarity calculation difficulty caused by high maintenance of image data, this paper introduces sparse principal component algorithm to figure out embedded subspace after dimensionality reduction of image visual words on the basis of traditional spectral hashing image index method so that image high-dimension index results can be explained overall. This method is called sparse spectral...
For the current primary and secondary unexpected personal injury case, this paper first proposed the problem related to life safety education about unexpected personal injury case. Then it gave the methods and programs of research and provided the basic content of life safety education. Moreover, it put forward the consciousness of life safety and defensive strategy, physical and mental qualities...
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