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作者:Xu Han , Fuping Feng ...
来源:[J].Geofluids(IF 2.379), 2020, Vol.2020
摘要:The existing statistical evaluation methods of caprock sealing ability in CO2 sequestration engineering only take into account the sealing ability of caprocks before sequestration but cannot reflect the retained sealing ability of caprock after hydrochemical reactions....
作者:... Xianku Zhang , Xu Han , Jerzy Baranowski
来源:[J].Mathematical Problems in Engineering(IF 1.383), 2020, Vol.2020
摘要:In this note, a novel multitechnique concise robust control scheme, based on the mirror mapping technique (MMT), closed-loop gain shaping algorithm (CGSA), Smith predictor (SP), and nonlinear feedback technique (NFT), is proposed for the pressure control of the liquefied natural ...
作者:Xu Han , Deyun Chen ...
来源:[J].Complexity(IF 1.333), 2019, Vol.2019
摘要:The semantic social network is a kind of network that contains enormous nodes and complex semantic information, and the traditional community detection algorithms could not give the ideal cogent communities instead. To solve the issue of detecting semantic social network, we pres...
作者:Xu Han , Wei Wang
来源:[J].Mathematical Problems in Engineering(IF 1.383), 2019, Vol.2019
摘要:The occurrence of a natural disaster such as a strong earthquake affects not only the capacity of a city’s power supply system but also the normal operation of other lifeline systems. An urban emergency power supply system is used to manage the power supply restoration with ...
作者:Xu Han , Jian Fu
来源:[J].Mathematical Problems in Engineering(IF 1.383), 2018, Vol.2018
摘要:A novel sliding mode control (SMC) design framework is devoted to providing a favorable SMC design solution for the position tracking control of electrohydrostatic actuation system (EHSAS). This framework is composed of three submodules as follows: a reduced-order model of EHSAS,...
作者:... Maosen Yan , Xu Han , Anna Vila
来源:[J].Mathematical Problems in Engineering(IF 1.383), 2019, Vol.2019
摘要:Sustained casing pressure (SCP) is a challenge in the well integrity management in oil and gas fields around the world. The flow state of leaked gas will change when migrated up annulus protective fluid. To show the influence of gas migration on casing pressure recovery, a predic...
作者:Xu Han , Yuta Hirofuji ...
来源:[J].BioMed Research International, 2017, Vol.2017
摘要:Embryonic trisomy leads to abortion or congenital genetic disorders in humans. The most common autosomal chromosome abnormalities are trisomy of chromosomes 13, 18, and 21. Although alteration of gene dosage is thought to contribute to disorders caused by extra copies of chromoso...
作者:Xu Han , Tao Lv ...
来源:[J].Scientific Programming(IF 1.036), 2016, Vol.2016
摘要:Text summarization is to generate a condensed version of the original document. The major issues for text summarization are eliminating redundant information, identifying important difference among documents, and recovering the informative content. This paper proposes a Semantic ...
作者:Xu Han , Jiasong Wu ...
来源:[J].Abstract and Applied Analysis(IF 1.102), 2014, Vol.2014
摘要:Matrix completion that estimates missing values in visual data is an important topic in computer vision. Most of the recent studies focused on the low rank matrix approximation via the nuclear norm. However, the visual data, such as images, is rich in texture which may not be wel...
作者:Xuemei Gao , Xu Han , Malgorzata Peszynska
来源:[J].Journal of Applied Mathematics(IF 0.834), 2013, Vol.2013
摘要:This paper studies the moving finite element methods for the space-time fractional differential equations. An optimal convergence rate of the moving finite element method is proved for the space-time fractional differential equations.

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