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From the perspective of synchronicity and safety, this paper proposed a better audio watermarking scheme based on DCT and DWT after analyzing the audio watermarking scheme's specific embedding location and method. This scheme has a comprehensive consideration of the algorithm synchronicity, robustness, invisible and safety, and makes use of the multi-resolution of DWT and the de-correlation capability...
In order to go shopping online more convenient, the design and implementation of the online shopping system based on JSP is presented in this paper. It mainly introduced the online shopping program, online payment, the order generating, and completed a series of functions about online shopping for Digital works.
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.