For digital communication, distributed storage and management of media contents over system holders are critical issues. In this article, an efficient verifiable sharing scheme is proposed that can satisfy significant...For digital communication, distributed storage and management of media contents over system holders are critical issues. In this article, an efficient verifiable sharing scheme is proposed that can satisfy significant essentials of distribution sharing and can achieve a iossless property of host media. Verifiability allows holders to detect and identify counterfeited shadows during cooperation in order to prevent cheaters. Only authorized holders can reveal the lossless shared content and then reconstruct the original host image. Shared media capacity is adjustable and proportional to the increase of the number of the distributed holders t. The more distributed holders, the larger the shared media capacity is. Moreover, the ability to reconstruct the image preserves the fidelity of valuable host media, such as military and medical images. According to the results, the proposed approach can achieve superior performance to that of related sharing schemes for effectively providing distributed media management and storage.展开更多
People appear to have an innate ability to determine when someone is cheatingthem out of a deal(交易;买卖),US researchers suggest。 【评析】全文的主题句,一句话就把全文的中心思想“拎”了出来。句中的动词determine的含义...People appear to have an innate ability to determine when someone is cheatingthem out of a deal(交易;买卖),US researchers suggest。 【评析】全文的主题句,一句话就把全文的中心思想“拎”了出来。句中的动词determine的含义值得注意:to establish or ascertain(确定)definitely,as afterconsideration,investigation,or calculation/确定;在考虑、调查或计算之后。展开更多
一荷兰男士在圣诞节为了和情妇幽会,居然跟妻子“谎报军情”,称自己被歹人绑架。结果警方出动,方水落石出,却发现,此君正和情妇厮混一处!本文使用了两个表达“情妇”意思的词:mistress/his lady friend。此外,一个动词appreciated用得...一荷兰男士在圣诞节为了和情妇幽会,居然跟妻子“谎报军情”,称自己被歹人绑架。结果警方出动,方水落石出,却发现,此君正和情妇厮混一处!本文使用了两个表达“情妇”意思的词:mistress/his lady friend。此外,一个动词appreciated用得好极了。】展开更多
Web 2.0的出现使得"网络推手"现象已经成为目前网络中不可忽略的一个现象,并且随着众多网络推手公司等的成立,"网络推手"行业正逐渐产业化。采用案例研究方法,并经时序分析和逻辑模型分析步骤,通过对所选取的"...Web 2.0的出现使得"网络推手"现象已经成为目前网络中不可忽略的一个现象,并且随着众多网络推手公司等的成立,"网络推手"行业正逐渐产业化。采用案例研究方法,并经时序分析和逻辑模型分析步骤,通过对所选取的"天仙MM"和"我爸是李刚"事件的分析,研究得出"网络推手"事件的演进阶段;寻找出"网络推手"炒作的基本流程,并构建了"网络推手"炒作模式图。研究具有深入了解"网络推手"现象炒作原理和其中群体协作模式的意义。展开更多
文摘For digital communication, distributed storage and management of media contents over system holders are critical issues. In this article, an efficient verifiable sharing scheme is proposed that can satisfy significant essentials of distribution sharing and can achieve a iossless property of host media. Verifiability allows holders to detect and identify counterfeited shadows during cooperation in order to prevent cheaters. Only authorized holders can reveal the lossless shared content and then reconstruct the original host image. Shared media capacity is adjustable and proportional to the increase of the number of the distributed holders t. The more distributed holders, the larger the shared media capacity is. Moreover, the ability to reconstruct the image preserves the fidelity of valuable host media, such as military and medical images. According to the results, the proposed approach can achieve superior performance to that of related sharing schemes for effectively providing distributed media management and storage.
文摘People appear to have an innate ability to determine when someone is cheatingthem out of a deal(交易;买卖),US researchers suggest。 【评析】全文的主题句,一句话就把全文的中心思想“拎”了出来。句中的动词determine的含义值得注意:to establish or ascertain(确定)definitely,as afterconsideration,investigation,or calculation/确定;在考虑、调查或计算之后。