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- A general algorithm that constructs biorthogonal wavelet with short support length,symmetry,and arbitrary vanishing moments is proposed. 提出了提升格式构造同时满足短支撑、对称性和任意阶消失矩双正交小波的一般算法;
- This paper analyses characteristics of the biorthogonal wavelet and orthogonal wavelet and the effect of the regularity and vanishing moments of the wavelet when image coding. 通过分析双正交小波、正交小波的特点,以及小波基的正则性和消失矩在图象编码时对恢复图象质量的影响。从而给出了图象编码是选择双正交小波的原则。
- Multiwavelet can simultaneously posses many desired properties such as short support, orthogonality, symmetry and high vanishing moments, which a single wavelet cannot posses. 摘要多子波与单子波相比,可同时拥有正交性、紧支撑、对称性和高的逼近阶等特性,成为子波研究的一个新热点。
- Application of biorthogonal wavelet transform lifting-scheme is discussed in image compression. The effect of CDF(1,3),CDF(1,5) biorthogonal wavelet vanishing moments on image compression are researched. 讨论了基于双正交小波变换提升方案在图像压缩中的应用 ,研究了CDF( 1,3) ,CDF( 1,5 )双正交小波消失矩对图像压缩的影响。
- I couldn't summon up his name at the moment. 此时我无论如何想不起他的名字了。
- Do you have any fresh salmon in at the moment? 现在有新鲜大马哈鱼卖吗?
- I took to her the moment I met her. 我一见到她就立刻对她产生了好感。
- I'd like to speak to you for a moment. 我想和你谈一会儿。
- For a moment his life was in jeopardy. 他的生命一度陷入危险中。
- The Unified Fast Algorithm for Discrete Triangular Transform Via Divide-and-conquer and Vanishing Moment 基于分治方法与消失矩的快速离散三角变换统一算法
- He'll be bursting in upon us at any moment. 他随时可能出现在我们眼前。
- You'll have to watch for the right moment. 你得等候适当时机。
- A sunset like this shifts its tints every moment. 这样的晚霞颜色是不断变换的。
- He has a lot of financial worries at the moment. 他现在有很多财务上的烦恼事。
- I saw the policemen file away a moment ago. 刚才我看见警察排成一列纵队出发了。
- I wonder if I may be excused for a moment. 不知能否恕我暂时告退。
- At that moment they were fighting foot to foot. 那时候他们正在进行肉搏战。
- She went to London on the spur of the moment. 她一时兴起就到伦敦去了。
- That was a moment that I shall never forget. 那个时刻我永远不会忘记。
- The matter appeared at first view of little moment. 这件事乍看起来不怎么重要。