...eigenvalue distribution, equilibrium measure, contrained equilibrium, potential theory AMS subject clas[gap=377]关键词。 Krylov子空间迭代，Ritz值，特征值分布，平衡措施，contrained平衡，潜在的理论的AMS主题分类。 15A18，31A05，31A15，65F15 1。
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该方案根据信道的特征值分布自适应地采用不同波束赋形算法。
Then a beamforming scheme based on eigenvalue distribution is proposed, which can adaptively utilize different beamforming algorithm according to the eigenvalue distribution.
利用随机矩阵理论我们发现相对收益的关联矩阵的特征值分布也具有幂律的特征。
By using random matrix theory we find that the distribution of eigenvalues of correlation matrix of relative return also follows a power-law.
引进了拟块有向边覆盖对角占优矩阵概念，给出了新的矩阵非奇异判定定理和特征值分布定理。
We introduced the concept of block directed edge cover diagonal quasi dominant matrix, obtained a new nonsingularity criteria for matrices and distribution theorem on eigenvalues of matrix.
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