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MPEG-4 AAC audio coding is the most widely used audio coding at present, but the MPEG-4 AAC audio coding standard has high complexity, long time delay and huge computation, what's more, it is not beneficial for real-time applications. Psychoacoustic model is the core part of the audio encoder, so huge computation also exists. Through researching the masking expansion feature of psychoacoustic, the...
The low-carbon economy is one kind of new economic development mode; it could realize the win-win between economic development and environmental protection and is the common prospect of human society to realize the whole world developmental strategy. The green marketing is one economic activities of the enterprise brand-new transformation marketing pattern and one kind of strategic choice to keep...
Training information management system of the Cenozoic peasant workers is making full use of computer networks and information management function to base training management of peasant worker on information. The system enables information sharing among the Cenozoic peasant workers, training institutions and enterprise. As the enterprise inquires about the peasant workers training condition, training...
Currently, seeking the harmony between the human being nature and society, and constructing the harmonious society in the city have been launched vigorously. This essay first analyzed the meanings, principles, characters and the demands to carry out it, then analyzed the demands and instructions of the circulation economy theory to construct the ecological tourism urban, and at last analyzed the contents...
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