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Device-to-device (D2D) communication is a recently emerged disruptive technology for enhancing the performance of current cellular systems. To successfully implement D2D communications underlaying cellular networks, resource allocation to D2D links is a critical issue, which is far from trivial due to the mutual interference between D2D users and cellular users. Most of the existing resource allocation...
Due to fierce market competition, businesses take a variety ways of promotions. Among them, gift card is widely used in major businesses. In this paper, we studied the pricing strategy of retailer-sponsored gift card. We develop a model depending on the wholesale price is fixed and the gift card redemption is increasing in gift card value. We explore the optimal retail price and the optimal gift card...
evaluating the education value of video games is a complex task. Based on the educational evaluation system for video games, we establish a corresponding automated evaluation model using the Back-propagation (BP) neural network technology. After training with the expert knowledge, the model not only has the experience of experts, but also has the computational capacity to evaluate new cases.
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