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作者:Xiaofeng Yang , Yanhong Li , Aiguo Nie ...
来源:[J].Computer Modeling in Engineering & Sciences(IF 0.849), 2020, Vol.122 (3), pp.1141-1157
摘要:Supercritical carbon dioxide (Sc-CO2 jet rock breaking is a nonlinear impactdynamics problem involving many factors. Considering the complexity of the physicalproperties of the Sc-CO2 jet and the mesh distortion problem in dealing with largedeformation problems using the finite e...
作者:Xianghao Hou , Gang Qiao
来源:[J].Computer Modeling in Engineering & Sciences(IF 0.849), 2020, Vol.122 (1), pp.175-205
摘要:To study the parameter estimating effects of a free-floating tumbling spacetarget, the extended Kalman filter (EKF scheme is utilized with different high-nonlineartranslational and rotational coupled kinematic & dynamic models on the LIDARmeasurements. Applying the aforementioned...
作者:Haiwen Chen , Guang Yu , Fang Liu ...
来源:[J].CMC: Computers, Materials & Continua(IF 0.724), 2020, Vol.62 (2), pp.917-927
摘要:For many Internet companies, a huge amount of KPIs (e.g., server CPU usage,network usage, business monitoring data will be generated every day. How to closelymonitor various KPIs, and then quickly and accurately detect anomalies in such huge datafor troubleshooting and recovering...
作者:Zhuo Zhou , Jiaohua Qin , Xuyu Xiang ...
来源:[J].CMC: Computers, Materials & Continua(IF 0.724), 2020, Vol.62 (1), pp.217-231
摘要:Due to the slow processing speed of text topic clustering in stand-alonearchitecture under the background of big data, this paper takes news text as the researchobject and proposes LDA text topic clustering algorithm based on Spark big dataplatform. Since the TF-IDF (term frequen...
作者:Shen Su , Zhihong Tian , Jing Qiu ...
来源:[J].CMC: Computers, Materials & Continua(IF 0.724), 2020, Vol.62 (3), pp.1397-1412
摘要:BGP monitors are currently the main data resource of AS-level topologymeasurement, and the integrity of measurement result is limited to the location of suchBGP monitors. However, there is currently no work to conduct a comprehensive study ofthe range of measurement results for a...
作者:Xiaohan Zhang , Yao Jiang , Tian Li
来源:[J].Fluid Dynamics & Materials Processing, 2020, Vol.16 (1), pp.67-76
摘要:The aerodynamic resistance of a train running in the open air limits the maximumspeed that can be attained by the train. For this reason, evacuated tube trains (ETT are beingconsidered as valid alternatives to be implemented in the future. The atmosphere in the tube,the so-called...
作者:Fengrui Liu , Wanting Yao , Xinhong Shi ...
来源:[J].CMC: Computers, Materials & Continua(IF 0.724), 2020, Vol.62 (2), pp.977-999
摘要:To minimize the mass and increase the bearing failure load of composite doublelap bolted joints, a three-step optimization strategy including feasible region reduction,optimization model decoupling and optimization was presented. In feasible regionreduction, the dimensions o...
作者:Lei Chen , Kanghu Bo , Feifei Lee ...
来源:[J].Computer Modeling in Engineering & Sciences(IF 0.849), 2020, Vol.122 (2), pp.505-523
摘要:Scene recognition is a popular open problem in the computer vision field. Amonglots of methods proposed in recent years, Convolutional Neural Network (CNN basedapproaches achieve the best performance in scene recognition. We propose in this paper anadvanced feature fusion algorit...
作者:Behrouz Karami , Maziar Janghorban , Timon Rabczuk ...
来源:[J].CMC: Computers, Materials & Continua(IF 0.724), 2020, Vol.62 (2), pp.607-629
摘要:This study investigates the forced vibration of functionally graded hexagonalnano-size plates for the first time. A quasi-three-dimensional (3D plate theory includingstretching effect is used to model the anisotropic plate as a continuum one where smallscale effects are cons...
作者:Yundong Han , Dawei Chen , Shaoqing Liu ...
来源:[J].Fluid Dynamics & Materials Processing, 2020, Vol.16 (1), pp.1-19
摘要:A series of tests have been conducted using a Cryogenic Wind Tunnel to studythe effect of Reynolds number (Re on the aerodynamic force and surface pressureexperienced by a high speed train. The test Reynolds number has been varied from 1million to 10 million, which is the hi...

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