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28篇 您的检索式:作者名="Mengchen Wang"
    题名 作者 年代 出处 被引量
1Assessment of oil and gas geopolitical influence显示文摘这份报纸在油和气体的地理政治学的影响的形成调查了几个阶段,包括它力量的怀孕期,转变的工具,和形成和锻练的基础。基于这个理论框架,为估计油和气体的地理政治学的影响的一个系统被开发。这个系统由 13 指示物组成,有它测量的自己的方法的各个。然后 21 代表性的油并且煤气的进口,出口,并且运输乡村作为评价题目被选择。对在选择乡村的油和气体的地理政治学的影响的一个量的评价用建议指示物被执行,并且因素分析被用来获得这些指示物的主要因素和每个乡村的合成分数。实验结果证明 13 指示物能被总结进五个主要因素,在贡献率,明确地全面的国家力量,精力,交通,风险,和 geopolitics 的顺序,有它的自己的变化贡献率的各个。评价的结果显示选择国家能以油和煤气的地理政治学的影响被分类进五个范畴:强壮、相对强壮、中等、相对弱、弱。GU Mengchen WANG Limao 2015Journal of Geographical Sciences2015,25,3:9
2Generation of seed lipoxygenase-free soybean using CRISPR-Cas9显示文摘Beany flavor induced by three lipoxygenases(LOXs, including LOX1, LOX2, and LOX3)restricts human consumption of soybean. It is desirable to generate lipoxygenase-free new mutant lines to improve the eating quality of soybean oil and protein products. In this study, a pooled clustered regularly interspaced short palindromic repeats(CRISPR)-CRISPRassociated protein 9(Cas9) strategy targeting three GmLox genes(GmLox1, GmLox2, and GmLox3) was applied and 60 T_0 positive transgenic plants were generated, carrying combinations of sg RNAs and mutations. Among them, GmLox-28 and GmLox-60 were gmlox1 gmlox2 gmlox3 triple mutants and GmLox-40 was a gmlox1 gmlox2 double mutant.Sequencing of T_1 mutant plants derived from GmLox-28, GmLox-60, and GmLox-40 showed that mutation in the GmLox gene was inherited by the next generation. Colorimetric assay revealed that plants carrying different combinations of mutations lost the corresponding lipoxygenase activities. Transgene-free mutants were obtained by screening the T_2 generation of lipoxygenase-free mutant lines(GmLox-28 and GmLox-60). These transgeneand lipoxygenase-free mutants could be used for soybean beany flavor reduction without restriction by regulatory frameworks governing transgenic organisms.Jie Wang Huaqin Kuang Zhihui Zhang Yongqing Yang Long Yan Mengchen Zhang Shikui Song Yuefeng Guan 2020The Crop Journal2020,8,3:9
3Towards better analysis of machine learning models:A visual analytics perspective显示文摘Interactive model analysis,the process of understanding,diagnosing,and refining a machine learning model with the help of interactive visualization,is very important for users to efficiently solve real-world artificial intelligence and data mining problems.Dramatic advances in big data analytics have led to a wide variety of interactive model analysis tasks.In this paper,we present a comprehensive analysis and interpretation of this rapidly developing area.Specifically,we classify the relevant work into three categories:understanding,diagnosis,and refinement.Each category is exemplified by recent influential work.Possible future research opportunities are also explored and discussed.Shixia Liu Xiting Wang Mengchen Liu Jun Zhu 2017Visual Informatics2017,1,1:9
4MS1 is essential for male fertility by regulating the microsporocyte cell plate expansion in soybean显示文摘Male sterility is an essential trait in hybrid seed production,especially for monoclinous and autogamous food crops.Soybean male-sterile ms1 mutant has been known for more than 50 years and could be instrumental in making hybrid seeds.However,the gene responsible for the male-sterile phenotype has remained unknown.Here,we report the map-based cloning and characterization of the MS1 gene in soybean.MS1 encodes a kinesin protein and localizes to the nucleus,where it is required for the male meiotic cytokinesis after telophase Ⅱ.We further substantiated that MS1 colocalizes with microtubules and is essential for cell plate formation in soybean male gametogenesis through immunostaining.Both ms1 and CRISPR/Cas9 knockout mutants show complete male sterility but are otherwise phenotypically normal,making them perfect tools for producing hybrid seeds.The identification of MS1 has the practical potential for assembling the sterility system and speeding up hybrid soybean breeding.Xiaolong Fang Xiaoyuan Sun Xiangdong Yang Qing Li Chunjing Lin Jie Xu Wenjun Gong Yifan Wang Lu Liu Limei Zhao Baohui Liu Jun Qin Mengchen Zhang Chunbao Zhang Fanjiang Kong Meina Li 2021Science China(Life Sciences)2021,64,9:4
5Constructing graphene nanosheet-supported FeOOH nanodots for hydrogen storage of MgH2显示文摘Novel graphene-supported FeOOH nanodots(FeOOH NDs@G)were successfully prepared by a facile hydrothermal method and doped into MgH_(2)through mechanical ball-milling.MgH_(2)with 10wt%FeOOH NDs@G began to release hydrogen at 229.8℃,which is106.8℃ lower than that of pure MgH_(2).The MgH_(2)-10wt%FeOOH NDs@G composite could reversibly absorb 6.0wt%hydrogen at 200℃ under a 3.2 MPa hydrogen pressure within 60 min.With the addition of FeOOH NDs@G,the dehydrogenation and hydrogenation activation energy of MgH_(2)was decreased to 125.03 and 58.20 kJ·mol^(-1)(156.05 and 82.80 kJ·mol^(-1)for pure MgH_(2)),respectively.Furthermore,the hydrogen capacity of the FeOOH NDs@G composite retained 98.5%of the initial capacity after 20 cycles,showing good cyclic stability.The catalytic action of FeOOH NDs@G towards MgH_(2)could be attributed to the synergistic effect between graphene nanosheets and in-situ formed Fe,which prevented the aggregation of Mg/MgH2 particles and accelerated the hydrogen diffusion during cycling,thus enabling the Mg H_(2)-10wt%FeOOH NDs@G composite to exhibit excellent hydrogen storage performance.Mengchen Song Liuting Zhang Jiaguang Zheng Zidong Yu Shengnan Wang 2022International Journal of Minerals,Metallurgy and Materials2022,29,7:3
6Nanostructured N-doped carbon materials derived from expandable biomass with superior electrocatalytic performance towards V^(2+)/V^(3+) redox reaction for vanadium redox flow battery显示文摘Vanadium redox flow battery(VRFB)is one of the most promising large-scale energy storage systems,which ranges from kilowatt to megawatt.Nevertheless,poor electrochemical activity of electrode for two redox couples still restricts the extensive applications of VRFB.Compared with V^(2+)/V^(3+)redox reaction,V^(2+)/V^(3+)reaction plays a more significant role in voltage loss of VRFB owing to slow heterogeneous electron transfer rate.Herein,N-doped carbon materials derived from scaphium scaphigerum have been developed as negative electrocatalyst by hydrothermal carbonization and high-temperature nitridation treatments.The undoped carbon material hardly has electrocatalytic ability for V^(2+)/V^(3+)reaction.Based on this,N-doped carbon materials with urea as nitrogen source exhibit excellent electrocatalytic properties.And the material nitrided at 850°C(SSC/N-850)exhibits the best performance among those from700 to 1000℃.SSC/N-850 can accelerate the electrode process including V^(2+)/V^(3+)reaction and mass transfer of active ions due to the large reaction place,more active sites,and good hydrophilicity.The effect of catalyst on comprehensive performance of cell was evaluated.SSC/N-850 can improve the charge-discharge performance greatly.Utilization of SSC/N-850 can lessen the electrochemical polarization of cell,further resulting in increased discharge capacity and energy efficiency.Discharge capacity and energy efficiency increase by 81.5%and 9.8%by using SSC/N-850 as negative catalyst at 150 m A cm^(-2),respectively.Our study reveals that the developed biomass-derived carbon materials are the low-cost and efficient negative electrocatalyst for VRFB system.Yingqiao Jiang Mengchen Du Gang Cheng Peng Gao Tingting Dong Jing Zhou Xiaojian Feng Zhangxing He Yuehua Li Lei Dai Wei Meng Ling Wang 2021Journal of Energy Chemistry2021,30,8:3
7Characterization of the chemical fungicides-responsive and bacterial pathogen-preventing Bacillus licheniformis in rice spikelet显示文摘Seed-borne bacterial pathogens cause severe yield loss and biotoxin contamination in rice,leading to increasing concern on the global food supply and environmental safety.Plant native microbes play an important role in defending against diseases,but their actions are often influ-enced by the chemical fungicides applied in the field.Here,Bacillus licheniformis mmj was isolated from rice spikelet,which uniquely showed not only fungicide-responsiveness but also broad-spectrum antimicrobial activity against major rice bacterial pathogens including Xanthomonas oryzae pv.oryzae,Burkholderia plantari and Burkholderia glumae.To understand the hallmark underlying the environmental adaptation and anti-microbial activity of B.licheniformis mmj,the genome sequence was determined by SMRT and subjected to bioinformatics analysis.Genome sequence analysis enabled the identification of a set of antimicrobial-resistance and antibacterial activity genes together with an array of harsh environment-adaptive genes.Moreover,B.licheniformis mmj metabolites were analyzed with gas chromatography coupled to triple quadrupole mass spectrometry,and the volatile components that were linked with the antimicrobial activity were preliminarily profiled.Collectively,the present findings reveal the genomic and metabolic landscapes underlying fungicide-responsive B.licheniformis,which offers a new opportunity to design harsh environment-adaptive biopesticides to cope with prevalent bacterial phytopathogens.Chengfang Zhan Mengchen Wu Hongda Fang Xiaoyu Liu Jiuyue Pan Xiaoyan Fan Mengcen Wang Haruna Matsumoto 2023Food Quality and Safety2023,7,2:1
8Contrasting patterns of bacterial communities in the rearing water and gut of Penaeus vannamei in response to exogenous glucose addition显示文摘Supplementing exogenous carbon sources is a practical approach to improving shrimp health by manipulating the microbial communities of aquaculture systems. However, little is known about the microbiological processes and mechanisms of these systems. Here, the effects of glucose addition on shrimp growth performance and bacterial communities of the rearing water and the shrimp gut were investigated to address this knowledge gap. The results showed that glucose addition significantly improved the growth and survival of shrimp. Although the α-diversity indices of both bacterioplankton communities and gut microbiota were significantly decreased by adding glucose, both bacterial communities exhibited divergent response patterns to glucose addition. Glucose addition induced a dispersive bacterioplankton community but a more stable gut bacterial community. Bacterial taxa belonging to Ruegeria were significantly enriched by glucose in the guts, especially the operational taxonomic unit 2575 (OTU2575), which showed the highest relative importance to the survival rate and individual weight of shrimp, with the values of 43.8 and 40.6%, respectively. In addition, glucose addition increased the complexity of interspecies interactions within gut bacterial communities and the network nodes from Rhodobacteraceae accounted for higher proportions and linked more with the nodes from other taxa in the glucose addition group than that in control. These findings suggest that glucose addition may provide a more stable gut microbiota for shrimp by increasing the abundance of certain bacterial taxa, such as Ruegeria.Lei Huang Haipeng Guo Zidan Liu Chen Chen Kai Wang Xiaolin Huang Wei Chen Yueyue Zhu Mengchen Yan Demin Zhang 2022Marine Life Science & Technology2022,4,2:1
9Leather for flexible multifunctional bio-based materials: a review显示文摘Nowadays, diverse leather usage conditions and increasing demands from consumers challenge the leather industry. Traditional leather manufacturing is facing long-term challenges, including low-value threshold, confined applica-tion fields, and environmental issues. Leather inherits all the biomimetic properties of natural skin such as flexibility, sanitation, cold resistance, biocompatibility, biodegradability, and other cross-domain functions, achieving unre-mitting attention in multi-functional bio-based materials. Series of researches have been devoted to creating and developing leather-based flexible multi-functional bio-materials, including antibacterial leather, conductive leather, flame-retardant leather, self-cleaning leather, aromatic leather, and electromagnetic shielding leather. In this review, we provide a comprehensive overview of the commonly used leather-based functional materials. Furthermore, the possible challenges for the development of functional leathers are proposed, and expected development directions of leather-based functional materials are discussed. This review may promote and inspire the emerging preparation and applications of leather for flexible functional bio-based materials.Zhongxue Bai Xuechuan Wang Manhui Zheng Ouyang Yue Long Xie Siyu Zha Shuyin Dong Tong Li Yanyan Song Mengchen Huang Xinhua Liu 2022Journal of Leather Science and Engineering2022,4,1:1
10Genetic Variation Dissection of Rice Blast Resistance Using an Indica Population显示文摘Rice blast disease,caused by fungus pathogen Magnaporthe oryzae,is one of the most destructive diseases that impact rice farming.In the worldwide,rice harvests lose 10%to 30%of the total production because of blast infection,which is estimated to be enough for feeding 60 million people(Skamnioti and Gurr,2009).ZHANG Mengchen WEI Zhonghua YUAN Xiaoping WANG Caihong WANG Shan NIU Xiaojun XU Xin XU Qun FENG Yue YU Hanyong WANG Yiping ZHU Zhiwei ZHAI Rongrong YANG Yaolong WEI Xinghua 2020Rice science2020,27,4:1
11Fatal spontaneous rupture of common iliac artery associated with fibromuscular dysplasia显示文摘A previously healthy 25-year-old man with no known risk factors was presented at the emergency room with a 3 h history of abdominal and loin pain.Physical examination and lab data showed no specific findings except tenderness,slight white cell count elevation and decreased haemoglobin level.The patient’s condition deteriorated over the following hours and he died despite resuscitation attempts.Autopsy revealed a 2.5-cm longitudinal tear in the intima of the right common iliac artery,which formed a thrombosed false lumen extending to the abdominal aorta proximally and to the left common iliac artery.Histopathologic examination revealed the characteristic changes of fibromuscular dysplasia(FMD).FMD involving the common iliac arteries is extremely rare;only six cases have been reported previously,and only two of those included forensic findings.The presented case is the first case of FMD with intimal tearing in the right common iliac artery,with propagation to the left common iliac artery and abdominal aorta.When a previously healthy young adult without hypertension or other risk factors presents with acute abdominal and loin pain,systemic vascular disease should be on the list of differential diagnoses.Careful and complete evaluation of multiple arteries can be critical.Xiang Xu Mengchen Tsai Ning Xiao Xiaohui Tan Fu Zhang Yangeng Yu Qi Wang Weibing Xie Huijun Wang Dongri Li 2019Forensic Sciences Research2019,4,4:1
12Combined “Gateway” and “Spillover” effects originated from a CeNi_(5) alloy catalyst for hydrogen storage of MgH_(2)显示文摘Efficient catalysts enable MgH2 with superior hydrogen storage performance.Herein,we successfully synthesized a catalyst composed of Ce and Ni (i.e.CeNi_(5) alloy) with splendid catalytic action for boosting the hydrogen storage property of magnesium hydride (MgH_(2))The MgH2–5wt%CeNi_(5) composite’s initial hydrogen release temperature was reduced to 174℃ and approximately 6.4wt%H_(2) was released at 275℃ within 10 min.Besides,the dehydrogenation enthalpy of MgH_(2) was slightly decreased by adding CeNi_(5).For hydrogenation,the fully dehydrogenated sample absorbed 4.8wt%H_(2) at a low temperature of 175℃.The hydrogenation apparent activation energy was decreased from(73.60±1.79) to (46.12±7.33) kJ/mol.Microstructure analysis revealed that Mg_(2)Ni/Mg_(2)NiH_(4) and CeH_(2.73) were formed during the process of hydrogen absorption and desorption,exerted combined“Gateway”and“Spillover”effects to reduce the operating temperature and improve the hydrogen storage kinetics of MgH_(2).Our work provides an example of merging“Gateway”and“Spillover”effects in one catalyst and may shed light on designing novel highly-effective catalysts for MgH_(2) in near future.Mengchen Song Runkai Xie Liuting Zhang Xuan Wang Zhendong Yao Tao Wei Danhong Shang 2023International Journal of Minerals,Metallurgy and Materials2023,30,5:0
13Enzymes immobilized in wood-derived cellulose scaffold for constructing a novel modular bioreactor显示文摘Modular bioreactors can provide a flexible platform for constructing complex multi-step pathways,which may be a solution for maximizing reactions and overcoming the complexity of multi-enzyme systems.Here,we selected wood-derived cellulose scaffold as a support for enzyme immobilization and constructed the modular bioreactor.Cellulose scaffold was prepared after removing lignin from wood,followed by citric acid functionalization and the addition of glutaraldehyde finally allowed the cross-linking of enzymes.Three enzymes,horseradish peroxidase(HRP),glucose oxidase(GOD),and catalase(CAT),were separately immobilized,resulting in the immobilized enzyme amount to over 40 mg/g.The introduction of carboxyl groups from citric acid facilitated the rapid enzyme adsorption on the support surface and immobilized enzymes possess~65%expressed activity.Modular bioreactors were constructed by using the immobilized enzymes.With the immobilized HRP module,reactor showed desired catalytic performance with the phenol degradation rate of>90%.Also,a pH regulation can occur in the bioreactors for preserving enzyme activities and neutralizing acid products.In the GOD/CAT modular bioreactor,the cascade reaction with adjusting pH values can achieve a 95%yield of sodium gluconate and exhibit a favorable reusability of 5 operation cycles.Zhihong Zhang Mengchen Jin Guiru Chen Jiandu Lei Luying Wang Jun Ge 2023Green Chemical Engineering2023,4,1:0
14Brittle culm 25, which encodes an UDP-xylose synthase, affects cell wall properties in rice显示文摘Because plant mechanical strength influences plant growth and development,the regulatory mechanisms underlying cell-wall synthesis deserve investigation.Rice mutants are useful for such research.We have identified a novel brittle culm 25(bc25)mutant with reduced growth and partial sterility.BC25 encodes an UDP-glucuronic acid decarboxylase involved in cellulose synthesis and belongs to the UXS family.A single-nucleotide mutation in BC25 accounts for its altered cell morphology and cellwall composition.Transmission electron microscopy analysis showed that the thickness of the secondary cell wall was reduced in bc25.Monosaccharide analysis revealed significant increases in content of rhamnose and arabinose but not of other monosaccharides,indicating that BC25 was involved in xylose synthesis with some level of functional redundancy.Enzymatic assays suggested that BC25 functions with high activity to interconvert UDP-glucuronic acid(UDP-Glc A)and UDP-xylose.GUS staining showed that BC25 was ubiquitously expressed with higher expression in culm,root and sheath,in agreement with that shown by quantitative real-time(q RT)-PCR.RNA-seq further suggested that BC25 is involved in sugar metabolism.We conclude that BC25 strongly influences rice cell wall formation.Siliang Xu Mengchen Zhang Junhua Ye Dongxiu Hu Yuanyuan Zhang Zhen Li Junrong Liu Yanfei Sun Shan Wang Xiaoping Yuan Yue Feng Qun Xu Xinghua Wei Dali Zeng Yaolong Yang 2023The Crop Journal2023,11,3:0
15SARS-CoV-2 encoded microRNAs are involved in the process of virus infection and host immune response显示文摘The outbreak of COVID-19 caused by SARS-CoV-2 is spreading worldwide,with the pathogenesis mostly unclear.Both virus and host-derived microRNA(miRNA)play essential roles in the pathology of virus infection.This study aims to uncover the mechanism for SARS-CoV-2 pathogenicity from the perspective of miRNA.We scanned the SARS-CoV-2 genome for putative miRNA genes and miRNA targets and conducted in vivo experiments to validate the virus-encoded miRNAs and their regulatory role on the putative targets.One of such virus-encoded miRNAs,MR147-3p,was overexpressed that resulted in significantly decreased transcript levels of all of the predicted targets in human,i.e.,EXOC7,RAD9A,and TFE3 in the virus-infected cells.The analysis showed that the immune response and cytoskeleton organization are two of the most notable biological processes regulated by the infection-modulated miRNAs.Additionally,the genomic mutation of SARS-CoV-2 contributed to the changed miRNA repository and targets,suggesting a possible role of miRNAs in the attenuated phenotype of SARS-CoV-2 during its evolution.This study provided a comprehensive view of the miRNA-involved regulatory system during SARS-CoV-2 infection,indicating possible antiviral therapeutics against SARS-CoV-2 through intervening miRNA regulation.Zhi Liu Jianwei Wang Yiyue Ge Yuyu Xu Mengchen Guo Kai Mi Rui Xu Yang Pei Qiankun Zhang Xiaoting Luan Zhibin Hu Ying Chi Xingyin Liu 2021The Journal of Biomedical Research2021,35,3:0
16Controllable n-type doping in WSe_(2)monolayer via construction of anion vacancies显示文摘The successful applications of two-dimensional(2 D)transition metal dichalcogenides highly rely on rational regulation of their electronic properties.The nondestructive and controllable doping strategy is of great importance to implement 2 D materials in electronic devices.Herein,we propose a straightforward and effective method to realize controllable n-type doping in WSe_(2)monolayer by electron beam irradiation.Electrical measurements and photoluminescence(PL)spectra verify the strong n-doping in electron beam-treated WSe_(2)monolayers.The n-type doping arises from the generation of Se vacancies and the doping degree is precisely controlled by irradiation fluences.Due to the n-dopinginduced narrowing of the Schottky barrier,the current of back-gated monolayer WSe_(2)is enhanced by an order of magnitude and a$8?increase in the electron filed-effect mobility is observed.Remarkably,it is a moderate method without significant reduction in electrical performance and severe damage to lattice structures even under ultra-high doses of irradiation.Mengchen Wang Wenhui Wang Yong Zhang Xing Liu Lei Gao Xiaoxue Jing Zhenliang Hu Junpeng Lu Zhenhua Ni 2021Chinese Chemical Letters2021,32,10:0
17Fabrication of patterned transparent conductive glass via laser metal transfer for efficient electrical heating and antibacteria显示文摘Vapor deposition and three-dimensional(3D)printing technology are considered to be conventional methods to achieve patterned metal film preparation through the assistance of masks and high temperature.Therefore,there are still some challenges in fabricating metal films in template-free and normal temperature environment.In this work,we report a flexible and rapid laser metal transfer(LMT)technique for fabricating the various metal films(Cu,Ni,Sn,Al,Fe,and Ag)with different patterns without templates on arbitrary substrates(glass,polyimide(PI)films,and aluminum nitride(AlN)ceramic).Especially,the obtained transparent conductive glass displays high transmittance(more than 90%)and adjustable resistances(≈5Ω).According to the Joule effect,the interface resistance between Cu particles and copper oxide coating produces the high temperature approximately 280℃ at 2 V in a short time(≈60 s)and remains stable at 120℃ over 12 h.At last,the multifunctional glass with Cu patterns also shows excellent bactericidal activity(≈95%).This work demonstrates that laser metal transfer is an exceeding effective means of fabricating the micro/nano structures with potential applications in functional devices.Xiaoyan Liu Ting Zhang Mengchen Xu Yang Li Haiqing Wang Yuke Chen Xuzihan Zhang Zenan Wang Xiaoyan Li Weijia Zhou Hong Liu 2024Nano Research2024,17,3:0
18A micro-investigation on water bridge effects for unsaturated granular materials with constant water content by discrete element method显示文摘The most common state of surface soil is unsaturated.Changes in water content will substantially impact its strength,leading to geological and engineering catastrophes.This paper used LIGGGHTS software to simulate the water bridge effect of unsaturated granular materials with constant water content and verify the rationality of the simplification of the stress-force-fabric(SFF)relationship.The results showed that the capillary force was not isotropic,which was different from the previous study,thus it cannot be overlooked in the simplification of the SFF relationship.Moreover,the influence of water content on the macroscopic mechanical behavior of unsaturated granular materials was interpreted through the evolutions of coordination number,interparticle force,fabric and force anisotropy,and other microscopic parameters.Compared to the literature,we found that different water bridge models would not change the characteristics of the solid skeleton.Mengchen Li Jiyuan Luan Xuguang Gao Ji-Peng Wang Abdelali Dadda 2023Particuology2023,,12:0
19A Study on the Driving Factors of Food Production in Huang-Huai-Hai Plain Based on Path Analysis显示文摘The effects of 14 factors on food production in Huang-Huai-Hai Plain are analyzed by path analysis in this paper,and then the linear regression models of them are established by SPSS software. The results show that electricity consumption for agriculture,growing area of crops,the affected area,annual average temperature and arable land area at the end of the year have great effects on food production. Finally some recommendations are put forward to improve the food production in Huang-Huai-Hai Plain such as improving the level of agricultural mechanization,stabilizing food production,preventing natural disasters and increasing the effective irrigation area.Yaqi LIU Jiazhen LIU Jinping ZHANG Yongjin CHEN Mengchen XU Chengxiang WANG 2015Asian Agricultural Research2015,7,7:0
20High-Resolution Remote Sensing Imagery for the Recognition of Traditional Villages显示文摘Traditional Chinese villages,vital carriers of traditional culture,have faced significant alterations due to urbanization in recent years,urgently necessitating artificial intelligence data updates.This study integrates high spatial resolution remote sensing imagery with deep learning techniques,proposing a novel method for identifying rooftops of traditional Chinese village buildings using high-definition remote sensing images.Using 0.54 m spatial resolution imagery of traditional village areas as the data source,this method analyzes the geometric and spectral image characteristics of village building rooftops.It constructs a deep learning feature sample library tailored to the target types.Employing a semantically enhanced version of the improved Mask R-CNN(Mask Region-based Convolutional Neural Network)for building recognition,the study conducts experiments on localized imagery from different regions.The results demonstrated that the modified Mask R-CNN effectively identifies traditional village building rooftops,achieving an of 0.7520 and an of 0.7400.It improves the current problem of misidentification and missed detection caused by feature heterogeneity.This method offers a viable and effective approach for industrialized data monitoring of traditional villages,contributing to their sustainable development.Mengchen Wang Linshuhong Shen 2024Journal of Architectural Research and Development2024,8,1:0
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