Abstract: in order to improve the stability and reliability of image matching, this paper applied the scale invariant feature transform algorithm to image matching.
Abstract: Some problems of quantum mechanics can be solved easily by means of the invariant of differential equation.
文摘：利用常微分方程的不变式，非常方便地求解了一些量子力学问题。
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Abstract : The Scale-invariant Feature Transform(SIFT) algorithm was improved in this paper, which could match two pictures and could also compute the object rotation angles in the pictures.