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Marine target detection based on Marine-Faster R-CNN for navigation radar plane position indicator images Research Article

Xiaolong CHEN, Xiaoqian MU, Jian GUAN, Ningbo LIU, Wei ZHOU,cxlcxl1209@163.com,guanjian_68@163.com

Frontiers of Information Technology & Electronic Engineering 2022, Volume 23, Issue 4,   Pages 630-643 doi: 10.1631/FITEE.2000611

Abstract: In this paper, taking PPI images as an example, a method based on the Marine-Faster R-CNN algorithmThe method performs feature extraction and target recognition on PPI images generated by radar echoes

Keywords： Marine target detection     Navigation radar     Plane position indicator (PPI) images     Convolutional neural    

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Seismic response of precast reinforced concrete wall subjected to cyclic in-plane and constant out-of-plane

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 5,   Pages 1128-1143 doi: 10.1007/s11709-021-0753-5

Abstract: provides insight into the seismic behavior of a full-scale precast reinforced concrete wall under in-planecyclic loading combined with out-of-plane loading replicated by sand backfill to simulate the actualThe tested wall exhibited flexural cracks, owing to the high aspect ratio and considerable out-of-planeAn increase in aspect ratio leads to a reduction in in-plane capacity and an increase in drift.backfill density, which may be adopted to determine the in-plane yield capacity of the basement walls

Keywords： precast wall     basement wall     out-of-plane response     quasi-static test     sand backfill     seismic parameters    

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Finite element analysis of creep for plane steel frames in fire

Hui ZHU, Yuching WU

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 3,   Pages 297-307 doi: 10.1007/s11709-012-0162-x

Abstract: formulation is derived, and the corresponding numerical model is developed to study the creep behavior of planeNext, the numerical model is used to analyze the creep behavior of the plane steel frames under decreasing

Keywords： creep     plane steel frame     fire     finite element method     geometric nonlinearity    

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Midline2 is overexpressed and a prognostic indicator in human breast cancer and promotes breast cancer

Frontiers of Medicine 2021, Volume 15, Issue 6,   Pages 942-942 doi: 10.1007/s11684-021-0876-z

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Experimental and CFD analysis of nozzle position of subsonic ejector

Xilai ZHANG, Shiping JIN, Suyi HUANG, Guoqing TIAN

Frontiers in Energy 2009, Volume 3, Issue 2,   Pages 167-174 doi: 10.1007/s11708-009-0001-5

Abstract: The influence of nozzle position on the performance of an ejector was analyzed qualitatively with freeExperimental investigations and computational fluid dynamics (CFD) analysis of the nozzle position ofThe results show that there is an optimum nozzle position for the ejector.Moreover, the nozzle position of an ejector is not a fixed value, but is influenced greatly by the flow

Keywords： ejector     nozzle position     ejecting coefficient     CFD    

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Screening of indicator pharmaceuticals and personal care products in landfill leachates: a case study

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 9, doi: 10.1007/s11783-023-1716-y

Abstract:

● A systematic framework was developed to identify i-PPCPs for landfill leachate.

Keywords： Landfill leachates     PPCPs     Indicator     Screening criteria     Source-specificity    

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Investigating the role of exiting vehicles and turn indicator usage in gap acceptance at single-lane

Nathan P. BELZ

Frontiers of Structural and Civil Engineering 2017, Volume 11, Issue 1,   Pages 8-16 doi: 10.1007/s11709-016-0365-7

Abstract: Results prompt the consideration of more consistent guidance on and enforcement of turn indicator use

Keywords： roundabouts     exiting vehicles     turn indicator use     headways    

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Modeling effects of a tidal barrage on water quality indicator distribution in the Severn Estuary

Guanghai GAO, Roger A. FALCONER, Binliang LIN

Frontiers of Environmental Science & Engineering 2013, Volume 7, Issue 2,   Pages 211-218 doi: 10.1007/s11783-012-0464-1

Abstract: to assess the impacts of proposed Severn Barrage on the hydrodynamic, sediment transport and faecal indicator

Keywords： water quality indicator     Severn Estuary     numerical model     tidal energy    

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Dynamic in-plane transversal normal stresses in the concrete face of CFRD

Neftalí SARMIENTO-SOLANO, Miguel P. ROMO

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 1,   Pages 135-148 doi: 10.1007/s11709-018-0481-7

Abstract: Face Rockfill Dams (CFRDs) such as concrete cracking and joint's water stops distressing where high in-planeThe procedure is the dynamic complement of a method recently developed to evaluate in-plane transversalUsing these two procedures in a sequential manner, it is possible to define the concrete slab in-planeIn the above reference, the method to evaluate the concrete face in-plane transversal normal stresses

Keywords： CFR dams     dynamic analysis     in-plane normal stresses     concrete face    

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Robust energy-efficient train speed profile optimization in a scenario-based position–time–speed network

Frontiers of Engineering Management 2021, Volume 8, Issue 4,   Pages 595-614 doi: 10.1007/s42524-021-0173-1

Abstract: Specifically, we first construct a scenario-based position–time–speed (PTS) network by considering resistance

Keywords： robust train speed profile     percentile reliability model     scenario-based position–time–speed network    

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Out-of-plane elastic buckling load and strength design of space truss arch with a rectangular section

Senping WANG; Xiaolong LIU; Bo YUAN; Minjie SHI; Yanhui WEI

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 9,   Pages 1141-1152 doi: 10.1007/s11709-022-0866-5

Abstract: The out-of-plane stability of the two-hinged space truss circular arch with a rectangular section isThe calculation formula of out-of-plane elastic buckling loads of the space truss arch is derived basedon the classical solution of out-of-plane flexural-torsional buckling loads of the solid web arch.cannot be used for the calculation of the arch with a small rise-span ratio, the formula for out-of-planeNumerical research of the out-of-plane stability of space truss arches under different load cases shows

Keywords： torsional stiffness     strength design     elastic buckling     space truss arches     out-of-plane    

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Water environment security indicator system for urban water management

Tian HAO, Pengfei DU, Yun GAO

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 5,   Pages 678-691 doi: 10.1007/s11783-012-0450-7

Abstract: environment management, a systematic approach, encompassing several steps including establish ideal indicatorand organize discussion workshop, should be followed to establish a comprehensive water environment indicatorrelating to water environment security as well as design an appropriate water environment security indicator

Keywords： water environment security     supervision and management     monitoring parameter     indicator system     Suzhou    

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Strategic position and development prospects of nuclear energy in China

SHEN Wenquan

Frontiers in Energy 2007, Volume 1, Issue 2,   Pages 125-128 doi: 10.1007/s11708-007-0015-9

Abstract: By analyzing the challenges of China s energy supply, an excellent perspective of nuclear power development in the country has been described. Taking into account the near-, mid-, and long-term development requirements, a comprehensive, coordinated and sustainable nuclear power program is proposed. Thus, our national nuclear industry can not only catch up with the world s advanced level in proper time, but also possess enough stamina for sustainability.

Keywords： development     excellent perspective     long-term development     comprehensive     national    

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In-plane transversal normal stresses in the concrete face of CFRD induced by the first-dam reservoir

Neftalí SARMIENTO-SOLANO, Miguel P. ROMO

Frontiers of Structural and Civil Engineering 2018, Volume 12, Issue 1,   Pages 81-91 doi: 10.1007/s11709-016-0378-2

Abstract: of dam height, valley narrowness and width of concrete slabs on the first-dam reservoir filling in-planeThe 3D analyses results show that high in-plane transversal compressive stresses develop within the concreteLikewise, in-plane induced tensile transversal stresses in the zones near the abutments increase theFrom the results of the 3D finite difference analyses, a simple method to estimate in-plane normal stresses

Keywords： concrete face     CFR dams     reservoir filling     slab in-plane stresses    

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Assessing compressive strengths of mortar and concrete from digital images by machine learning techniques

Amit SHIULY; Debabrata DUTTA; Achintya MONDAL

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 3,   Pages 347-358 doi: 10.1007/s11709-022-0819-z

Abstract: The samples were cut, and several images of the cut surfaces were captured at various zoom levels usingThe images and corresponding compressive strength were then used to train machine learning models toefficient means of estimating cement mortar and concrete compressive strengths based on digital microscopic images

Keywords： support vector machine     deep convolutional neural network     microscope     digital image     curing period    

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Title Author Date Type Operation

Marine target detection based on Marine-Faster R-CNN for navigation radar plane position indicator images

Xiaolong CHEN, Xiaoqian MU, Jian GUAN, Ningbo LIU, Wei ZHOU,cxlcxl1209@163.com,guanjian_68@163.com

Journal Article

Seismic response of precast reinforced concrete wall subjected to cyclic in-plane and constant out-of-plane

Journal Article

Finite element analysis of creep for plane steel frames in fire

Hui ZHU, Yuching WU

Journal Article

Midline2 is overexpressed and a prognostic indicator in human breast cancer and promotes breast cancer

Journal Article

Experimental and CFD analysis of nozzle position of subsonic ejector

Xilai ZHANG, Shiping JIN, Suyi HUANG, Guoqing TIAN

Journal Article

Screening of indicator pharmaceuticals and personal care products in landfill leachates: a case study

Journal Article

Investigating the role of exiting vehicles and turn indicator usage in gap acceptance at single-lane

Nathan P. BELZ

Journal Article

Modeling effects of a tidal barrage on water quality indicator distribution in the Severn Estuary

Guanghai GAO, Roger A. FALCONER, Binliang LIN

Journal Article

Dynamic in-plane transversal normal stresses in the concrete face of CFRD

Neftalí SARMIENTO-SOLANO, Miguel P. ROMO

Journal Article

Robust energy-efficient train speed profile optimization in a scenario-based position–time–speed network

Journal Article

Out-of-plane elastic buckling load and strength design of space truss arch with a rectangular section

Senping WANG; Xiaolong LIU; Bo YUAN; Minjie SHI; Yanhui WEI

Journal Article

Water environment security indicator system for urban water management

Tian HAO, Pengfei DU, Yun GAO

Journal Article

Strategic position and development prospects of nuclear energy in China

SHEN Wenquan

Journal Article

In-plane transversal normal stresses in the concrete face of CFRD induced by the first-dam reservoir

Neftalí SARMIENTO-SOLANO, Miguel P. ROMO

Journal Article

Assessing compressive strengths of mortar and concrete from digital images by machine learning techniques

Amit SHIULY; Debabrata DUTTA; Achintya MONDAL

Journal Article