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1.
下载全文  总被引:4,自引:0,他引:4
A software process can be defined as the coherent set of policies, organizational structures, technologies, procedures, and artifacts that a… …   相似文献
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This paper investigates the view update problem for XML views published from relational data.We consider XML views defined in terms of mappi… …   相似文献
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下载全文  总被引:3,自引:2,他引:3
In this paper, a QoS multipath source routing protocol (QoS-MSR) is proposed for ad hoc networks. It can collect QoS information through rou… …   相似文献
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In the NEtwork MObility(NEMO) environment,mobile networks can form a nested structure.In nested mobile networks that use the NEMO Basic Supp… …   相似文献
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下载全文  总被引:1,自引:0,他引:1
Group signature allows the anonymity of a real signer in a group to be revoked by a trusted party called group manager.It also gives the gro… …   相似文献
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为实现音视频语音识别和同时对音频视频流进行准确的音素切分,该文提出一个新的多流异步三音素动态贝叶斯网络(MM-ADBN-TRI)模型,在词级别上描述了音频视频流的异步性,音频流和视频流都采用了词-三音素-状态-观测向量的层次结构,识别基元是三音素,描述了连续语音中的协同发音现象.… …   相似文献
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DNA methylation is a chemical modification of the bases in genomes. This modification, most frequently found at CpG dinucleotides in eukaryo… …   相似文献
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语音和唇部运动的异步性是多模态融合语音识别的关键问题,该文首先引入一个多流异步动态贝叶斯网络(MS-ADBN)模型,在词的级别上描述了音频流和视频流的异步性,音视频流都采用了词-音素的层次结构.而多流多状态异步DBN(MM-ADBN)模型是MS-ADBN模型的扩展,音视频流都采用… …   相似文献
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下载全文  总被引:1,自引:0,他引:1
该文提出了一种基于二进制小波变换的嵌入式无损图像编码算法渐进式分裂二进制小波树编码器(PPBWC)。PPBWC采用混合系数扫描方法按模值大小排序小波系数得到中间符号序列,通过非因果的自适应上下文条件编码考虑了不同频带小波系数的自相似特性,并利用待编码系数的未来信息提高了PPBWC… …   相似文献
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According to the soundness and completeness of information in databases,the expressive form and the semantics of incomplete information are … …   相似文献
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