nonnegative

nonnegative

1. 2.Integer programming problem: a linear programming problem in which some or all of the variables are required to be nonnegative integers.

2． 整数规划问题：部分或全部变量要求为非负整数的线性规划问题；

2. Solutios of inverse problems for D-symmetric nonnegative definite matrices

D对称非负定矩阵反问题的解

3. Solution And Algorithm of Inverse Problems for D-symmetric Nonnegative Definite Matrices

D对称非负定矩阵反问题解和算法

4. The Solvability Conditions for the Inverse Problem of D-symmetric Nonnegative Definite Matrix

D对称非负定矩阵反问题解存在的条件

5. Admissibility of nonnegative quadratic simultaneous estimation o f m variance components

m个方差分量的非负二次同时估计的可容许性

6. Liao A P, Xie D X.Least-squares slolution of a class of inverse eigenvalue problems for bisymmetric nonnegative definite matrices [J ].Mathematica Numerica Sinica, 2001,23 (2): 209-218.

[8]廖安平,谢冬秀.双对称非负定阵一类逆特征值问题的最小二乘解[J].计算数学,2001,23(2):209-218.

7. Existence and uniqueness of nonnegative classical solution for a parabolic system with nonlinear boundary conditions

一个具有非线性边界条件的抛物系统非负古典解的存在唯一性

8. A dynamic programming approach is good for this problem. For further improvement, it can be combined with a shortest path algorithm for graphs with nonnegative arc lengths.

一个好的做法是动态规划。如果要进一步优化的话，可以结合一个应用于无负权弧的图的最短路算法。

9. Multiple Nonnegative Solutions for a Class of Two-point Boundary Value Problems

一类两点边值问题的多重非负解

10. Existence of Nonnegative Solutions for Semi-Infinity Interval Problems

一类半无穷区间问题非负解的存在性

11. Coexistence of Nonnegative Steady-State Solutions for a Class of Reaction-Diffusion Equations

一类反应扩散方程非负平衡解的存在性

12. The Number of Nonnegative Integeral Resolution of a Class of Indeterminate Equation

一类线性不定方程的非负整数解组数

13. Existence of nonnegative steady-state solution for a class of coupled reaction-diffusion system

一类耦合型反应扩散系统非负平衡解的存在性

14. irreducible nonnegative matrix

不可约非负矩阵

15. An Iterative Method for Computing Maximum Eigenvalue of Irreducible Nonnegative Matrices

不可约非负矩阵最大特征值的一种迭代算法

16. Nonnegative Estimates of Variance Components in Two Way Classification Models with Random Effects

两向分类随机效应模型中方差分量的非负估计

17. Inverse Problem for Symmetric Nonnegative Definite Matrices under Submatrix Constraint

主子阵约束下对称半正定矩阵反问题

18. The main idea of this paper is that by introducting slack variables, the authors transformate the problem into a nonlinear optimization with nonnegative constraints.

主要思想是通过引入松弛变量，将问题等价地转化为带非负约束的最优化问题。

19. THE EXISTENCE OF NONNEGATIVE SOLUTIONS OF SECOND ORDER SINGULAR BOUNDARY VALUE PROBLEM

二阶奇异边值问题两个非负解的存在性

20. Necessary and Sufficient Condition for the Existence of a Nonnegative Equilibrium Price in Market with Risk Assets

仅有风险资产的市场存在非负均衡价格的充要条件

21. IWidth Pointer to a nonnegative long integer that specifies the width, in pixels.

以像素为单位显示一个非负长整型的宽度值。

22. Reference spectra were obtained from these characteristic spectra by cluster analysis.A fluormetric method was established by multiple linear regression resolved by the nonnegative least squares.

以聚类分析法确立浮游植物特征谱的标准谱库,以此为基础,利用线性回归法(非负最小二乘法解析)建立浮游植物荧光识别测定技术。

23. Given the observation ，conventional ICA can solve the problem and obtain independent sources ，but under some circumstance， or or both of them is nonnegative (for example: digital image).

传统的ICA算法可以通过观测到的信号序列 和混合模型 求得独立源信号 ，但在一些情况下， 或 ，或两者都是非负的（如数字图像）。

24. In this paper,two new methods of estimating are given and proved for the upper and lower bounds on the spectral radius of a nonnegative matrix,which is based on two special matrices.

借助两个新的矩阵得到非负矩阵谱半径的两个新估计及其证明,并通过实例与以往的结论作比较,验证了这些估计的有效性及精确度。

25. NECESSARY AND SUFFICIENT CONDITION FOR THE EXISTENCE OF A NONNEGATIVE EQUILIBRIUM PRICE VECTOR IN THE CAPITAL MARKET WITH SHORT-SELLING

允许卖空的资本市场中存在非负均衡价格向量的充要条件

26. totally nonnegative matrix

全非负矩阵

27. A Note about Nonnegative Definiteness of Two Variables'Function

关于二元函数非负定性的一个注记

28. On Nonnegative Factorizations of Completely Positive Matrices

关于完全正矩阵的非负分解

29. Some results on metric averaging in space with nonnegative constant curvature

关于非负常曲率空间中度量平均的几个结果

30. Notes on Bounds for Spectral Radius of a Nonnegative Matrix

关于非负矩阵谱半径界的注记

31. Exponential Inequalities for Bessel Processes with Nonnegative Dimensions

关于非负维Bessel过程的指数不等式

32. Keywords Mass spectrum of mixture;Weighted reference existence index;Nonnegative least squares;

关键词混合物质谱检索;参考谱存在指数;非负最小二乘法;

33. Finally, we get the other two claims for simple graphs embedded in the surface of nonnegative characteristic number.

其他的两个结论也推广同时到了特征数非负的曲面上。

34. Open Manifolds with Nonnegative Ricci Curvature and Large Volume Growth

具有非负Ricci曲率和大体积增长的开流形

35. The Fundamental Group of Open Manifolds with Nonnegative Ricci Curvature

具有非负Ricci曲率的开流形的基本群

36. The topology of complete manifolds with nonnegative Ricci curvature and large volume growth

具非负Ricci曲率和大体积增长的完备流形的拓扑

37. The Manifolds with Nonnegative Ricci Curvature and Sub-large Volume Growth

具非负Ricci曲率和次大体积增长的流形

38. The Progress of Riemannian Manifolds with Nonnegative Ricci Curvature and Large Volume Growth

具非负Ricci曲率的大体积增长之黎曼流形研究的进展

39. The K?hler-Einstein Surface With Nonnegative Holomorphic Sectional Curvature

具非负双截曲率的K?hler-Einstein曲面

40. The Geometric Properties of the Complete Noncompact Surface with Nonnegative Curvature

具非负曲率完备非紧曲面的几何性质

41. Complete Non-Compact Riemannian Manifold with Nonnegative Curvature

具非负曲率的完备非紧黎曼流形

42. The Properties of the Soul in a Complete Riemannian Manifold with Nonnegative Curvature

具非负曲率的完备黎曼流形上核心的性质

43. Non-simply Connected Compact Manifold with Nonnegative Curvature

具非负曲率的紧致非单连通流形

44. The algorithm has also been used in experimental analysis.CONTIN's results are compared with those of Exponential Sampling method and Nonnegative Constrained Least Squares method (NNLS).

利用实验测量比较了指数采样法、非负约束最小二乘法(NNLS)和CONTIN算法的反演结果。

45. New methods for discriminating convergence of nonnegative function s infinite integral are given.

利用无穷积分的敛散性给出了无穷级数敛散性的一个新的判别法。

46. a set of points such that for every pair of points there is a nonnegative real number called their distance that is symmetric and satisfies the triangle inequality.

区间中的每一对点之间的距离都有一个非负实数与之对应且满足三角不等式。

47. Nonnegative Solutions for Semilinear Third-Order Difference Equation Boundary Value Problems

半线性三阶差分方程边值问题的非负解

48. Anti- bisymmetric nonnegative definite matrices

双反对称非负定阵

49. A Class of Inverse Eigenvalue Problem of Anti-bisymmetric Nonnegative Definite Matrices

双反对称非负定阵的一类特征值反问题

50. bisymmetric nonnegative definite matrices

双对称非负定阵

51. A CLASS OF TRUST REGION ITERATIVE METHODS FOR VARIATIONAL INEQUALITY PROBLEMS WITH THE NONNEGATIVE CONSTRAINED REFORMULATION FORM

变分不等式问题带非负约束转化的一类信赖域法

52. In the addition, we give an upper bound for the spread of a nonnegative matrix.

另外，我们还给出了非负矩阵分离度的上界估计。

53. The dependable theory regards the life-span characteristic of products as the main research object. Usually, we describe the life-span of products with the extraneous variable which is nonnegative.

可靠性理论以产品的寿命特征为主要研究对象，通常用一个非负随机变量来描述产品的寿命。

54. Furthermore, according to the method of Liapunov functions in the stability theory, both the globally asymptotic stability and the attractive regions of the nonnegative equilibrium in the model are discussed.

同时，对系统解的吸引域以及平衡态的全局稳定性，采用李雅普诺夫函数法进行完整的讨论。

55. periodic nonnegative solution

周期非负解

56. The necessary and sufficient conditions for the existence of admissible nonnegative definite quadratic estimates,biased and unbiased,are given.

在可容许估计的完全类中,还讨论了非负参数函数的非负估计问题,给出了可容许的非负定估计存在的充要条件.

57. The fputs function copies string to the output stream at the current position.It returns a nonnegative value if it is successful. On an error, fputs returns EOF.

在文件的当前位置写入一个字符串.操作正确时返回一个非负值，错误返回EOF.说明：字符串结束“”不输出。

58. The linear programming (LP) method is proposed to obtain the Kriging weights ba sed on the linear programming principle in which the weights with nonnegative c an be treated as constrains.

基于线性规划原理，针对各种克立格法提出了相应的能考虑到权值非负约束的求解权系数的线性规划方法。

59. Portfolio Investment with Nonnegative Constraints on Genetic Algorithms

基于遗传算法的非负约束组合证券投资决策

60. THE CONDITION FOR AN ESTIMATION TO BE THE BEST NONNEGATIVE QUADRATIC ONE IN MULTIVARIATE NORMAL LINEAR MODELS

多元正态线性模型中一个估计是最优非负二次估计的条件

61. APPROXIMATION OF NONNEGATIVE CONTINUOUS FUNCTIONS BY RECIPROCALS OF MULTIVARIATE ALGEBRAIC POLYNOMIALS WITH POSITIVE COEFFICIENTS

多元正系数代数多项式倒数对非负连续函数的逼近

62. Keywords PAHs;Soil;Factor analysis with nonnegative constraints;Probabilistic cancer risk assessment;Source apportionment;Dalian;

多环芳烃;土壤;非负约束因子分析;概率致癌风险评价;源解析;大连;

63. Existence of Nonnegative Solutions for Singular Nonlinear Ordinary Differential Equations with Nonlinear Boundary Coalitions

奇异非线性常微分方程非线性边界条件非负解的存在性

64. If the dissimilarity measure is nonnegative and zero only for two identical objects, always belonging to the same class, the class overlap may be avoided by dissimilarity representations.

如果两个要区分的对象的相异性的值大于或等于零，则它们属于同一个种类，运用相异性表示方法要避免种类描述交迭在一起。

65. If you specify a nonzero, nonnegative value, the query governor disallows execution of any query that has an estimated cost exceeding that value.

如果为该选项指定一个非零、非负的数值,则查询调控器将不允许执行估计开销超过该值的查询。

66. Theorem 1(Bounded Sum Test) A series of nonnegative terms converges if and only if it's partial sums are bounded above.

定理1正项级数收敛的充分必要条件是：它的部分和数列有上界。

67. ON THE EXISTENCE AND UNIQUENESS OF LDL~T DECOMPOSITION OF REAL SYMMETRIC NONNEGATIVE DEFINITE MATRICES AND RELATED PROBLEMS

实对称半正定矩阵LDL~T分解的存在性与唯一性及有关问题

68. The background noise of the reconstructed image is resulted from the nonnegative coded function.A method of constructing composite hologram for reducing the background noise is proposed.

对于编码函数非负给物体的再现像带来的背景噪音,提出采用构造复合全息图的方法来消除。

69. For any nonnegative integer m, let g(m)=[12(1m2+8)]+[12(1+m)].

对于非负数m,设g(m)=[12(1-m2+8)]+[12(1+m)].

70. symmetric nonnegative definite matrix

对称半正定矩阵

71. The Convergence Analysis of Multigrid Method for the Symmetric Nonnegative Definite Systems

对称非负定问题多重网格法的收敛性分析

72. Local Nonnegative Matrix Factorization (LNMF)

局部非负矩阵分解

73. Property of the new instance to a system-supplied message that describes the error, such as "Nonnegative number required." This message takes into account the current system culture.

属性初始化为系统提供的、描述错误的消息,例如“必须为非负数”。此消息将考虑当前系统区域性。

74. Nonnegative Steady-State Solutions of a Class of Models with Diffusion Coefficients for the Spread of AIDS

带扩散系数的艾滋病传播模型的定态非负解

75. The existence and uniqueness of nonnegative solutions of an age-structured MSEIR epidemic model with vaccination

带接种疫苗的年龄结构MSEIR流行病模型非负解的存在惟一性

76. Nonnegative Solution to Boundary Value Problem of Second Order Functional Differential Equations

带边值问题二阶泛函微分方程的非负解

77. An existence theorem of positive solution is established for a superlinear second-order three-point boundary value problem. Here, the nonlinear term is bounded below and need not be nonnegative.

建立了超线性二阶三个边值问题的一个正解存在定理.这里,非线性项是下有界的并且不需要是非负的.

78. We introduce another definition about integral of the nonnegative real-valued function.Then we explained that our given integral is equivalent to Bartle integral given by N.

引入非负实值函数关于有界闭凸集值测度的积分的另一种定义，并说明了当集值测度为弱紧凸值测度时，本文所给出的积分与N.

79. When A is a nonnegative definite matrix with finite maximum eigenvalue, the strong convergence of random quadratic forms is established under finite fourth moment.

当A为非负定矩阵且其最大特征根有限,随机变量存在有限的四阶矩情形下,获得了二次型的强收敛。

80. Every nonnegative real number has a square root in R , and no negative number does.

所有非负实数的平方根属于 R ，但这对负数不成立。