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- Block Davidson method is very efficient for computing the extreme eigenpairs of large symmetric matrices. But it needs much memory, so restarting process is always used in it. 块Davidson方法是求解对称矩阵特征值问题的一种有效的方法，由于块Davidson方法存储量大，通常在该方法中使用重新开始过程。
- By means of numerical experiments, the block Lanczos method, the block Davidson method , the refined block Davidson method and the refined block Davidson method with deflation are compared. 数值结果和理论分析均表明，精化块Davidson方法比块Davidson方法和块Lanczos方法更有效；
- Though the refined block Davidson method is much better than the block Lanczos and Davidson methods , the refined block Davidson method with deflation is best. 收缩的精化块Davidson方法使得精化块Davidson方法又得到了进一步改善。
- This paper mainly studies the restarting process of the Davidson method,and proposes two new methods : refined block Davidson method and refined block Davidson method with deflation. 本文主要研究了块Davidson方法的重新开始技术，提出了精化块Davidson方法和收缩的精化块Davidson方法。
- Refining-Strategy and Deflation Technique of Block Davidson Method for Solving Large Sparse Eigenproblems 求解大型特征值问题的块Davidson方法的精化和收缩技术
- Refining-strategy of block Davidson method for solving large sparse eigenproblems 求解大型特征值问题的块Davidson方法的精化技术
- block Davidson method 块Davidson方法
- Secondly, we absorb the preconditioning idea of Davidson method and preconditioned Lanczos method and propose preconditioned inexact Newton method and preconditioned block inexact Newton method. 其次借鉴Davidson方法和预处理Lanczos方法的预处理思想，提出了预处理不精确Newton方法和预处理块不精确Newton方法。
- In the paper we study the relationship between Davidson method and Newton method and emphasize on studying the inexact Newton method. 本文研究了Davidson方法与Newton方法的关系，并重点研究不精确Newton方法。
- Davidson method and Newton method are two effective methods for computing the extreme eigenvalues of symmetric matrices. Davidson方法和Newton方法是求解对称矩阵特征值的两种有效方法。
- He is a great guy, a chip off the old block. 他是一位好人，就像他父亲一样。
- The method seems good but it needs to be tried out. 这个方法似乎不错，但需要试验一下。
- The next programme is introduced by Mary Davidson. 下一个节目由玛丽·戴维森主持。
- That old block of flats is a real eyesore! 那座旧公寓真不顺眼！
- The office block is under offer. 办公大楼已有人出价购买。
- I can't claim infallibility for this method. 我不敢说这方法绝对有效。
- He used his casting vote to block the motion. 他用他的投票反对动议的通过。
- Summer fallow is the best method of destroying weeds. 夏季休耕是消灭杂草的最好办法。
- A heavy snowfall block the main road. 一次严重的降雪阻塞了主要公路。
- Write your name in block capitals, please. 姓名请用大写。
