Block-DCT-based video compression scheme has been used widely in digital video system.

An adaptive image watermarking algorithm based on DCT is proposed here.

提出了一种DCT域自适应图像水印算法.

Two blind watermark algorithms based on HVS in DCT domain are proposed.

提出了DCT变换域上基于人类视觉特性(HVS)的两种盲水印添加方法.

Based on experiments, DCT still hold broad application prospects in the image compression.

实验表明, DCT在图像压缩中仍然有广阔的应用前景.

The author also experiences a DCT domain watermarking.

最后,代码实现了一种DCT域的水印算法.

DD > Get the setting for local loopback of multicast datagrams.

获得多播数据报的本地回环设置.

DD is shy when he gets to school.

DD起先到学校时非常害羞.

DD sees a lot of things at school.

DD在学校里看到很多的东西.

DD starts making new friends in his class.

DD开始 在他的班上交了新朋友.

DD 3 gene has a certain influence on promoting cell proliferation.

DD3基因在促进细胞增值方面起着一定作用.

DD pays attention in class.

DD上课非常的专心.

Results: After acute high-altitude, PT, TT, APTT, DD increased and FIB, Plg, plasmin inhibitor decreased ( P < 0.05 ).

结果: 进入高原后, PT 、 TT 、 APTT 、 DD比在平原时增高,FIB 、 Plg 、 纤溶酶抑制物降低 ( P<0.05 ).

Conclusions: DD and SICAM-1 participate in the AMI on that happen and development.

结论: SIAM -1 和DD参与 了AMI的病理过程.

DD > Returns the address and port of this socket as a String.

以字符串的形式返回套接字的地址和端口.

Dimethyl 4,4'- dimethoxy-5,6 , 5 ', 6'- dimethylenedioxybiphenyl-2,2'- dicarboxylate ( α-DDB ) and bicyclol exhibIt'significant antiheptotoxic activities and effectively lower the serum-transaminase level.

4,4’ - 二甲氧基-5,6, 5 ’, 6 ’ - 二次甲二氧基-2,2 ’ - 二甲氧羰基联苯 ( α-DDB ) 和双环醇具有明显的抗肝毒活性,能显著降低血清转氨酶水平.

Communications and network technology make DDB security more complex.

通信与网络技术的高速发展推动着分布式数据库的发展,但同时也增加了分布式数据库安全问题的复杂性.

It is a key problem how to ensure DDB security.

如何有效地保证分布式数据库的安全是分布式数据库应用当中急待解决的关键问题之一.

DDB was also found to inhibit topoisomerase II activity of Bel-74 02 hepatocarcinomacells.

此外,DDB还能降低从Bel - 7402细胞内提取出的DNA拓扑 异构酶II(ToPoII)活力.

Using circulators for temperature control is a well established method.

使用循环器做温控是一种古老而有名的方法.

CASE DDB is an event based debugger for debugging distributed program written in distributed C ++.

CASE- DDB是一种基于事件的调试工具,用于调试用分布式C++语言编写的分布式应用程序.

Air re-circulators made the leaves of the small grove of white oaks rustle.

空气再循环器吹得白橡木丛的叶子沙沙作响.