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Automatic liver and tumor segmentation based on deep learning and globally optimized refinement

期刊: APPLIED MATHEMATICS-A JOURNAL OF CHINESE UNIVERSITIES SERIES B, 2021; 36 (2)

Automatic segmentation of the liver and hepatic lesions from abdominal 3D computed tomography (CT) images is fundamental tasks in computer-assisted li......

Central limit theorem for linear processes generated by IID random variables under the sub-linear expectation

期刊: APPLIED MATHEMATICS-A JOURNAL OF CHINESE UNIVERSITIES SERIES B, 2021; 36 (2)

In this paper, we investigate the central limit theorem and the invariance principle for linear processes generated by a new notion of independently a......

Parametric estimation for the simple linear regression model under moving extremes ranked set sampling design

期刊: APPLIED MATHEMATICS-A JOURNAL OF CHINESE UNIVERSITIES SERIES B, 2021; 36 (2)

Cost effective sampling design is a major concern in some experiments especially when the measurement of the characteristic of interest is costly or p......

Checking weak and strong optimality of the solution to interval convex quadratic program

期刊: APPLIED MATHEMATICS-A JOURNAL OF CHINESE UNIVERSITIES SERIES B, 2021; 36 (2)

In this paper, we investigate three canonical forms of interval convex quadratic programming problems. Necessary and sufficient conditions for checkin......

Preliminary prediction of the control reproduction number of COVID-19 in Shaanxi Province, China

期刊: APPLIED MATHEMATICS-A JOURNAL OF CHINESE UNIVERSITIES SERIES B, 2021; 36 (2)

Objectives Firstly, according to the characteristics of COVID-19 epidemic and the control measures of the government of Shaanxi Province, a general po......

Demi-linear analysis II -demi-distributions

期刊: APPLIED MATHEMATICS-A JOURNAL OF CHINESE UNIVERSITIES SERIES B, 2021; 36 (2)

In this paper, we develop the theory of demi-distributions which generalizes the usual distribution theory. In particular, we show that many results o......

Optimal control of a quality supervision profit model for the electronic intermediary

期刊: APPLIED MATHEMATICS-A JOURNAL OF CHINESE UNIVERSITIES SERIES B, 2021; 36 (2)

Online customers execute transactions without inspecting products could expect to encounter risks of receiving products with unsatisfactory qualities,......

Optical soliton and elliptic functions solutions of Sasa-satsuma dynamical equation and its applications

期刊: APPLIED MATHEMATICS-A JOURNAL OF CHINESE UNIVERSITIES SERIES B, 2021; 36 (2)

The Sasa-satsuma (SS) dynamical equation interpret propagation of ultra-short and femto-second pulses in optical fibers. This dynamical model has impo......

On a subclass of bi-univalent functions defined by convex combination of order alpha with the Faber polynomial expansion

期刊: APPLIED MATHEMATICS-A JOURNAL OF CHINESE UNIVERSITIES SERIES B, 2021; 36 (2)

In this paper, we define new subclasses of bi-univalent functions involving a differential operator in the open unit disc Delta = {z : z is an element......

Non-uniform Berry-Esseen bound by unbounded exchangeable pairs approach

期刊: APPLIED MATHEMATICS-A JOURNAL OF CHINESE UNIVERSITIES SERIES B, 2021; 36 (2)

In this paper, a new technique is introduced to obtain non-uniform Berry-Esseen bounds for normal and nonnormal approximations by unbounded exchangeab......

Rearrangement and the weighted logarithmic Sobolev inequality

期刊: APPLIED MATHEMATICS-A JOURNAL OF CHINESE UNIVERSITIES SERIES B, 2021; 36 (2)

Here we consider some weighted logarithmic Sobolev inequalities which can be used in the theory of singular Riemannian manifolds. We give the necessar......

Tracy-Widom distribution, Airy(2) process and its sample path properties

期刊: APPLIED MATHEMATICS-A JOURNAL OF CHINESE UNIVERSITIES SERIES B, 2021; 36 (1)

Tracy-Widom distribution was first discovered in the study of largest eigenvalues of high dimensional Gaussian unitary ensembles (GUE), and since then......

Analysis method and algorithm design of biological sequence problem based on generalized k-mer vector

期刊: APPLIED MATHEMATICS-A JOURNAL OF CHINESE UNIVERSITIES SERIES B, 2021; 36 (1)

K-mer can be used for the description of biological sequences and k-mer distribution is a tool for solving sequences analysis problems in bioinformati......

Log-logistic parameters estimation using moving extremes ranked set sampling design

期刊: APPLIED MATHEMATICS-A JOURNAL OF CHINESE UNIVERSITIES SERIES B, 2021; 36 (1)

In statistical parameter estimation problems, how well the parameters are estimated largely depends on the sampling design used. In the current paper,......

Existence and exponential stability of almost-periodic solutions for MAM neural network with distributed delays on time scales

期刊: APPLIED MATHEMATICS-A JOURNAL OF CHINESE UNIVERSITIES SERIES B, 2021; 36 (1)

This paper is concerned with multidirectional associative memory neural network with distributed delays on almost-periodic time scales. Some sufficien......

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