#### Filter Results:

- Full text PDF available (24)

#### Publication Year

1987

2019

- This year (3)
- Last 5 years (24)
- Last 10 years (70)

#### Publication Type

#### Co-author

#### Journals and Conferences

Learn More

- Yongxin Yuan, Hua Dai
- Computers & Mathematics with Applications
- 2008

Let R@?C^m^x^m and S@?C^n^x^n be nontrivial unitary involutions, i.e., R^H=R=R^-^1 I"m and S^H=S=S^-^1 I"n. We say that G@?C^m^x^n is a generalized reflexive matrix if RGS=G. The set of all mxn… (More)

- Yongxin Yuan
- 2008

In this paper, we first give the representation of the general solution of the following least-squares problem (LSP): Given a full column rank matrix [email protected]?R^n^x^p, a diagonal matrix… (More)

- Yongxin Yuan, Hua Dai
- 2009

This paper is concerned with the problem of the best approximation for a given matrix pencil under a given spectral constraint and a submatrix pencil constraint. Such a problem arises in structural… (More)

- J. Z. Bai, Yue Ban, +148 authors B. S. K. Zou
- 1999

Abstract A partial wave analysis of BES J / ψ → γ ( ηπ + π − ) data has been performed in the mass region 1.1 to 2.0 GeV. A peak is observed due to η (1440) in the ηπ + π − invariant mass… (More)

- Hao Liu, Yongxin Yuan
- Computers & Mathematics with Applications
- 2009

In this paper, the following two problems are considered: Problem I Given a full column rank matrix [email protected]?R^n^x^k, a diagonal matrix @[email protected]?R^k^x^k([email protected]?n) and… (More)

- Yongxin Yuan
- 2009

The inverse eigenvalue problem of constructing symmetric positive semidefinite matrix
𝐷 (written as 𝐷≥0) and real-valued skew-symmetric matrix 𝐺 (i.e., 𝐺𝑇=−𝐺) of order 𝑛 for the quadratic… (More)

- Yongxin Yuan, Meixia Geng
- 2014

Edge detection is a requested task in the interpretation of potential-field data, which has been widely used as a tool in exploration technologies for mineral resources. Potential field gradient… (More)

The matrix model updating problem (MMUP), considered in this paper, concerns updating a symmetric second-order finite element model so that the updated model can reproduce a given set of measured… (More)

- Yongxin Yuan
- 2014

Model updating is a common method to improve the correlation between structural dynamics models and measured data. In conducting the updating, it is desirable to match only the measured spectral data… (More)

- Yongxin Yuan, Hua Dai
- 2007

This paper is concerned with the following problems: Problem I(a). Given a full column rank matrix [email protected]?R^n^x^p and symmetric matrices [email protected]?R^p^x^p and A"[email… (More)