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A review of the CARG Project of the Campania Region (marine counterpart; southern Tyrrhenian Sea): New perspectives in marine geology and cartography 坎帕尼亚地区CARG项目回顾(海洋对应项目)南第勒尼安海):海洋地质学和制图学的新观点
Pub Date : 2023-06-02 DOI: 10.24294/jgc.v6i1.1855
G. Aiello
A review of the CARG Project of the Campania Region (marine counterpart) up to water depths of 200 m is herein proposed referring to the Gulf of Naples (southern Tyrrhenian Sea) aimed at focusing on the main scientific results obtained in the frame of this important project of marine geological cartography. The Gulf of Naples includes several geological sheets, namely n. 464 “Island of Ischia” both at the 1:25,000 and 1:10,000 scale, n. 465 “Island of Procida” at the 1:50,000 scale, n. 466–485 “Sorrento–Termini” at the 1:50,000 scale, n. 446–447 Naples at the 1:50,000 scale, and n. 484 “Island of Capri” at the 1:25,000 scale. The detailed revision of both the marine geological and geophysical data and of the literature data has allowed us to outline new perspectives in marine geology and cartography of Campania Region, including monitoring of coastal zone and individuation of coastal and volcano-tectonic and marine hazards.
本文以那不勒斯湾(南第勒尼安海)为例,对坎帕尼亚地区(海洋对应)水深200米的CARG项目进行综述,重点介绍在这一重要的海洋地质制图项目框架内取得的主要科学成果。那不勒斯湾包括几个地质片,即第464号“伊斯基亚岛”(1:25 000和1:10 000),第465号“普罗奇达岛”(1:5 000),第466-485号“索伦托-特米尼”(1:5 000),第446-447号那不勒斯(1:5 000),第484号“卡普里岛”(1:25 000)。对海洋地质和地球物理资料以及文献资料的详细修订,使我们能够勾勒出坎帕尼亚地区海洋地质和制图的新视角,包括海岸带监测和沿海、火山构造和海洋灾害的个性化。
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引用次数: 0
Digital twins and 3D information modeling in a smart city for traffic controlling: A review 智慧城市交通控制中的数字孪生和三维信息建模研究综述
Pub Date : 2023-01-04 DOI: 10.24294/jgc.v6i1.1865
Zahra Rezaei, Mohammad H. Vahidnia, H. Aghamohammadi, Zahra Azizi, S. Behzadi
The idea of a smart city has evolved in recent years from limiting the city’s physical growth to a comprehensive idea that includes physical, social, information, and knowledge infrastructure. As of right now, many studies indicate the potential advantages of smart cities in the fields of education, transportation, and entertainment to achieve more sustainability, efficiency, optimization, collaboration, and creativity. So, it is necessary to survey some technical knowledge and technology to establish the smart city and digitize its services. Traffic and transportation management, together with other subsystems, is one of the key components of creating a smart city. We specify this research by exploring digital twin (DT) technologies and 3D model information in the context of traffic management as well as the need to acquire them in the modern world. Despite the abundance of research in this field, the majority of them concentrate on the technical aspects of its design in diverse sectors. More details are required on the application of DTs in the creation of intelligent transportation systems. Results from the literature indicate that implementing the Internet of Things (IoT) to the scope of traffic addresses the traffic management issues in densely populated cities and somewhat affects the air pollution reduction caused by transportation systems. Leading countries are moving towards integrated systems and platforms using Building Information Modelling (BIM), IoT, and Spatial Data Infrastructure (SDI) to make cities smarter. There has been limited research on the application of digital twin technology in traffic control. One reason for this could be the complexity of the traffic system, which involves multiple variables and interactions between different components. Developing an accurate digital twin model for traffic control would require a significant amount of data collection and analysis, as well as advanced modeling techniques to account for the dynamic nature of traffic flow. We explore the requirements for the implementation of the digital twin in the traffic control industry and a proper architecture based on 6 main layers is investigated for the deployment of this system. In addition, an emphasis on the particular function of DT in simulating high traffic flow, keeping track of accidents, and choosing the optimal path for vehicles has been reviewed. Furthermore, incorporating user-generated content and volunteered geographic information (VGI), considering the idea of the human as a sensor, together with IoT can be a future direction to provide a more accurate and up-to-date representation of the physical environment, especially for traffic control, according to the literature review. The results show there are some limitations in digital twins for traffic control. The current digital twins are only a 3D representation of the real world. The difficulty of synchronizing real and virtual world information is another challenge. Eventually,
近年来,智慧城市的概念已经从限制城市的物理增长发展为包括物理、社会、信息和知识基础设施在内的综合概念。截至目前,许多研究表明,智慧城市在教育、交通和娱乐领域的潜在优势,可以实现更多的可持续性、效率、优化、协作和创造力。因此,有必要研究一些技术知识和技术,以建立智慧城市并实现其服务的数字化。交通和运输管理以及其他子系统是创建智慧城市的关键组成部分之一。我们通过探索交通管理背景下的数字孪生(DT)技术和3D模型信息以及在现代世界中获取它们的需求来指定这项研究。尽管在这个领域有大量的研究,但他们中的大多数集中在不同部门的设计技术方面。在创建智能交通系统中应用DTs需要更多的细节。文献结果表明,将物联网(IoT)应用于交通领域解决了人口密集城市的交通管理问题,并在一定程度上影响了交通系统造成的空气污染的减少。主要国家正在向使用建筑信息模型(BIM)、物联网和空间数据基础设施(SDI)的集成系统和平台发展,以使城市更加智能。数字孪生技术在交通控制中的应用研究有限。其中一个原因可能是交通系统的复杂性,它涉及多个变量和不同组件之间的相互作用。为交通控制开发一个精确的数字孪生模型将需要大量的数据收集和分析,以及先进的建模技术来解释交通流的动态性。我们探讨了数字孪生在交通控制行业实施的需求,并研究了一个基于6个主要层的合适架构来部署该系统。此外,还重点介绍了DT在模拟高交通流、跟踪事故和为车辆选择最优路径等方面的特殊功能。此外,根据文献综述,结合用户生成的内容和志愿地理信息(VGI),考虑到人类作为传感器的想法,以及物联网可以成为未来的方向,以提供更准确和最新的物理环境表示,特别是在交通控制方面。结果表明,数字孪生在交通控制方面存在一定的局限性。目前的数字双胞胎只是现实世界的3D表现。同步真实世界和虚拟世界信息的困难是另一个挑战。最终,为了在城市管理中尽可能有效地应用这项技术,研究人员必须解决这些缺点。
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引用次数: 0
Design of remote sensing-based geographic information system 基于遥感的地理信息系统设计
Pub Date : 2022-10-31 DOI: 10.24294/jgc.v5i1.1662
Chuandong Yang
To deal with problems of traditional geographic information collection, such as low real-time, poor authenticity of the data, and unclear description of detailed areas, a design scheme of remote sensing-based geographic information system is proposed. The system mainly consists of information collection, imaging processing, data storage management, scene control and data transmission module. By use of remote sensing technology, the reflected and radiated electromagnetic waves of the target area are collected from a long distance to form an image, and the hue–intensity–saturation (HIS) transformation method is used to enhance the image definition. Weighted fusion algorithm is adopted to process the details of the image. The spatial database stores and manages the text and image data respectively, and establishes the attribute self-correlation mechanism to render the ground objects in the picture with SketchUp software. Finally, using RS422 protocol to transmit information can achieve the effect of multi-purpose, and enhance the anti-interference of the system. The experimental results show that the practical experience of the proposed system is excellent, the geographic information image presented is clear, and the edge details are clearly visible, which can provide users with effective geographic information data.
针对传统地理信息采集实时性低、数据真实性差、详细区域描述不清等问题,提出了一种基于遥感的地理信息系统设计方案。该系统主要由信息采集、图像处理、数据存储管理、场景控制和数据传输等模块组成。利用遥感技术,远距离采集目标区域的反射电磁波和辐射电磁波形成图像,并采用色调-强度-饱和度(HIS)变换方法增强图像清晰度。采用加权融合算法对图像细节进行处理。空间数据库分别对文本和图像数据进行存储和管理,建立属性自关联机制,利用SketchUp软件渲染图片中的地物。最后,采用RS422协议进行信息传输,可以达到一机多用的效果,增强了系统的抗干扰性。实验结果表明,本文提出的系统具有良好的实践体验,呈现的地理信息图像清晰,边缘细节清晰可见,可以为用户提供有效的地理信息数据。
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引用次数: 0
Cartographic determination of the dry stone walls of the Mallorcan Tramuntana mountain range (Balearic Islands): Exploratory analysis 马略卡岛特拉蒙塔纳山脉(巴利阿里群岛)干石墙的制图测定:探索性分析
Pub Date : 2022-10-31 DOI: 10.24294/jgc.v5i2.1678
Gabriel Alomar-Garau, Miquel Grimalt Gelabert, Joan Bauzà Llinàs
The construction technique of dry stone, declared Intangible Cultural Heritage of Humanity by UNESCO, has historically materialized in Mallorca in the form of a varied range of constructions with different functions. The massive construction of dry stone walls in the Mallorcan countryside has left an outstanding landscape and territorial imprint, which constitutes a rich source of geographical analysis. An unpublished cartography of the walls located in the Serra de Tramuntana mountain range in Mallorca is presented as an essay, a cartography that has served as a basis for their classification and provisional quantification. With the support of basic cartographic, photo-interpretation and GIS techniques, the detailed examination of two official cartographic bases has allowed us to determine their usefulness as reliable sources for locating and understanding the dry stone walls in our study area, with a view to a more far-reaching geographical study of them.
干石建筑技术被联合国教科文组织列为人类非物质文化遗产,在马略卡岛历史上以各种不同功能的建筑形式出现。马略卡乡村大量建造的干石墙留下了突出的景观和领土印记,这构成了地理分析的丰富来源。位于马略卡岛的Serra de Tramuntana山脉的一幅未发表的墙壁地图作为一篇论文提出,该地图已成为其分类和临时量化的基础。在基本制图、照片解译和地理信息系统技术的支持下,对两个官方制图基地的详细检查使我们能够确定它们作为定位和了解我们研究区域内干石墙的可靠来源的实用性,以期对它们进行更深远的地理研究。
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引用次数: 0
GIS and geomorphological mapping applied to landslide inventory and susceptibility mapping in the El Estado River basin, Pico de Ori-zaba, Mexico 地理信息系统和地貌测绘应用于墨西哥Pico de Ori-zaba El Estado河流域的滑坡清查和易感性测绘
Pub Date : 2022-10-31 DOI: 10.24294/jgc.v5i1.1762
J. Quesada, Legorreta Paulín Gabrie, J. L. Hubp, Juan Umaña Romero, Héctor Alfredo Legorreta Cuevas
With the purpose of strengthening the knowledge and prevention of landslide disasters, this work develops a methodology that integrates geomorphological mapping with the elaboration of landslide susceptibility maps using geographic information systems (GIS) and the multiple logistic regression method (MLR). In Mexico, some isolated works have been carried out with GIS to evaluate slope stability. However, to date, no practical and standardized method has been developed to integrate geomorphological maps with landslide inventories using GIS. This paper shows the analysis carried out to develop a multitemporal landslide inventory together with the morphometric analysis and mapping technique for the El Estado River basin where, selected as the study area, is located on the southwestern slope of the Citlaltepetl or Pico de Orizaba volcano. The geological and geomorphological factors in combination with the high seasonal precipitation, the high degree of weathering and the steep slopes predispose its surfaces to landslides. To assess landslide susceptibility, a landslide inventory map was prepared using aerial photographs, followed by geomorphometric mapping (altimetry, slopes and geomorphology) and field work. With this information, landslide susceptibility was modeled using multiple logistic regression (MLR) within a GIS platform and the landslide susceptibility map was obtained.
为了加强对滑坡灾害的认识和预防,本研究开发了一种利用地理信息系统(GIS)和多元逻辑回归方法(MLR)将地貌测绘与滑坡易感性图的制作相结合的方法。在墨西哥,利用GIS进行了一些孤立工程的边坡稳定性评价。然而,迄今为止,还没有开发出实用和标准化的方法来利用地理信息系统将地貌图与滑坡清单相结合。本文展示了对El Estado河流域进行的多时相滑坡调查分析,以及形态计量学分析和测绘技术,该流域被选为研究区域,位于Citlaltepetl或Pico de Orizaba火山的西南斜坡。季节性降水多、风化程度高、坡度陡等地质地貌因素使其地表易发生滑坡。为了评估滑坡的易感性,利用航空照片编制了滑坡清单图,然后进行地貌测绘(测高、坡度和地貌)和实地工作。利用这些信息,在GIS平台上利用多元逻辑回归(MLR)对滑坡易感性进行建模,得到滑坡易感性图。
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引用次数: 0
Analysis of innovation chain structure of global geographic infor-mation industry 全球地理信息产业创新链结构分析
Pub Date : 2022-10-31 DOI: 10.24294/jgc.v5i1.1663
Yue Wang, Tao Wang
Taking the geographic information industry as the research object, using the authorized invention patent data, this paper puts forward the research method of industrial innovation chain structure based on the geographic information industry chain. Then, from the perspective of overall structure and specific regional structure, the development status of the innovation chain is quantitatively evaluated, which is helpful to all countries in the world. The structural integrity and leading links of the innovation chain especially in China, the United States and Japan are compared and analyzed. The results show that: (1) from the perspective of the overall structure, the global innovation chain presents an “inverted triangle” structure due to the weak innovation ability of downstream links. From the perspective of specific regional structure, the innovation chain of geographic information industry in most countries and regions is incomplete, and there are broken links or isolated links. The global innovation chain except China has cracks between the upstream and downstream due to the relative weakness of the midstream links, showing “hourglass-shaped” structure with a wide upper part, narrow lower part and narrow middle part. (2) Relatively speaking, China’s industrial innovation chain is relatively complete, and the midstream link has significant comparative advantages in the global market. However, the industry university research cooperation in the innovation chain is weak, the degree of marketization is low, and the technological competitiveness lags behind that of the United States.
本文以地理信息产业为研究对象,利用已授权的发明专利数据,提出了基于地理信息产业链的产业创新链结构研究方法。然后,从整体结构和具体区域结构的角度,对创新链的发展现状进行了定量评价,这对世界各国都有借鉴意义。对中国、美国和日本创新链的结构完整性和主导环节进行了比较和分析。研究结果表明:(1)从整体结构上看,由于下游环节创新能力较弱,全球创新链呈现“倒三角”结构。从具体的区域结构来看,大多数国家和地区的地理信息产业创新链是不完整的,存在断裂的环节或孤立的环节。除中国外,全球创新链由于中游环节相对薄弱,上下游存在裂缝,呈现上宽、下窄、中窄的“沙漏型”结构。(2)相对而言,中国的产业创新链条较为完整,中游环节在全球市场上具有显著的比较优势。但创新链产学研合作薄弱,市场化程度低,技术竞争力落后于美国。
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引用次数: 0
Generation of (industrial) noise maps from geographic information systems. An approach from the literature 从地理信息系统生成(工业)噪声图。一种来自文献的方法
Pub Date : 2022-10-31 DOI: 10.24294/jgc.v5i1.1664
Gustavo Andrés Romero Duque, Jairo Acero Calderón, Marcela Jaimes Becerra
Context: Noise in the work environment, in all types of productive activities, represents a hazard and has not really been valued in its real dimension. Little has been seen that stakeholders have determined the urgency of managing noise control programs. Therefore, losses resulting from medical treatment and absenteeism, represented in health care and social services, result in hidden work-related costs that directly affect the gross domestic product in any country.Method: This article compiles different case studies from around the world. The studies were divided for review into general studies on the effects of workforce noise and then particularized according to the effects of industrial noise on workers’ health. At a control level, the assessment and measurement of noise is defined through the use of tools such as noise maps and their respective derivations, in addition to spatial databases.Results: According to the collection of information and its analysis, we observe that in the medium term, the economies will be diminished in an important percentage due to the consequences generated by the exposure to noise. Specific information can be found in the development of the article.Conclusions: The data provided by the case studies point to the need for Colombia, a country that is no stranger to this phenomenon, and which additionally has the great disadvantage of not having significant studies in the field of noise analysis, should strengthen studies based on spatial data as a mechanism for measurement and control.Financing: Fundación universitaria Los Libertadores
背景:在工作环境中,在所有类型的生产活动中,噪音代表着一种危害,并且在其真实维度上没有真正得到重视。很少有人看到利益相关者已经确定了管理噪音控制计划的紧迫性。因此,医疗和缺勤造成的损失,体现在保健和社会服务方面,造成了与工作有关的隐性费用,直接影响到任何国家的国内生产总值。方法:本文汇集了来自世界各地的不同案例研究。这些研究被分为对工作噪音影响的一般研究,然后根据工业噪音对工人健康的影响进行具体研究。在控制层面,除了空间数据库之外,还通过使用诸如噪声图及其各自衍生工具来定义噪声的评估和测量。结果:根据收集的资料及其分析,我们观察到,在中期,由于暴露于噪音所产生的后果,经济将在一个重要的百分比下降。具体信息可以在文章的发展中找到。结论:案例研究提供的数据表明,哥伦比亚对这一现象并不陌生,而且在噪声分析领域没有大量研究,这是一个很大的劣势,应该加强基于空间数据的研究,作为一种测量和控制机制。资助:Fundación universitaria Los Libertadores
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引用次数: 0
Ideas on technoscience and digital experimentation in geography 地理科学技术与数字实验思想
Pub Date : 2022-10-31 DOI: 10.24294/jgc.v5i2.1763
Montes Galbán Eloy José
This paper carries out an analysis and reflection on how technoscience reaches Geography through Geographic Information Technologies, how it impacts the production of geographic knowledge and how it derives in the possibility of digital experimentation in the discipline in an environment called geo-digital reality. It is shown that advances in GIT have allowed overcoming old limitations, enriching more and more the observations made by Geography, and it is also highlighted the promising future of digital experimentation in Geography through all the possibilities offered by current technological developments.
本文分析和思考了技术科学如何通过地理信息技术到达地理学,它如何影响地理知识的生产,以及它如何在称为地理数字现实的环境中衍生出该学科的数字实验的可能性。研究表明,地理信息技术的进步已经克服了过去的局限性,丰富了地理学的观察结果,并强调了地理数字实验的美好未来,通过当前技术发展提供的所有可能性。
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引用次数: 0
Geographic information systems and their application in the social sciences: A literature review 地理信息系统及其在社会科学中的应用:文献综述
Pub Date : 2022-10-31 DOI: 10.24294/jgc.v5i1.1679
Ciro Radicelli García, Margarita Pomboza Floril, Patricio Cevallos, Elba Bodero Poveda
This article presents a bibliographic review on the evolution of Geographic Information Systems (GIS) and their integration in the social sciences, which is important because the interrelation of these areas contributes to the knowledge of the people. In this sense, the objective was to contribute to the university academic knowledge, through the compilation, classification, analysis and synthesis of scientific works according to the subject treated. For this purpose, the historical, synthetic, dialectical, and analytical methods were used, with a descriptive and documentary type of research, obtaining as a result that the GIS are very useful in different fields of social sciences, ranging from archeology to sociology, including specific topics such as economics and criminology.
本文对地理信息系统(GIS)的发展及其在社会科学中的整合进行了文献回顾,这一点很重要,因为这些领域的相互关系有助于人们的知识。从这个意义上说,其目标是根据所处理的主题,通过对科学著作的汇编、分类、分析和综合,为大学的学术知识做出贡献。为此目的,使用了历史的、综合的、辩证的和分析的方法,并进行了描述性和文献型的研究,结果是GIS在社会科学的不同领域非常有用,从考古学到社会学,包括经济学和犯罪学等特定主题。
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引用次数: 1
Characterization of soil suitability in the province of Catamarca using geographic information systems 利用地理信息系统表征卡塔马卡省土壤适宜性
Pub Date : 2022-10-31 DOI: 10.24294/jgc.v5i1.1766
Florencia Cecilia Trabichet
Land suitability analysis using geographic information systems (GIS) is one of the most widely used method today. In this type of studies, GIS and geo-spatial statistical tools are used to evaluate land units and present the results in suitability maps. The present work aims to characterize the suitability of soils in the province of Catamarca for pecan nut production according to the variables: rockiness, salinity, risk of water-logging, depth, texture and drainage described in the Soil Map of Argentina at a scale of 1:500,000 published by the National Institute of Agricultural Technology. A classification of the suitability of the soil cartographic units was made according to crop requirements, applying the methodology proposed by FAO. The standardization of variables made by omega score and the calculation of the spatial classification score were carried out as a result of the synthesis of the spatial distribution of soil suitability. The applied methodology allowed obtaining the soil suitability map resulting in a total of 60,662 km2 suitable for pecan nut production, which accounts for 59.8% of the total area of the province.
利用地理信息系统(GIS)进行土地适宜性分析是目前应用最广泛的方法之一。在这类研究中,利用地理信息系统和地理空间统计工具来评估土地单元,并在适宜性图中呈现结果。目前的工作旨在根据国家农业技术研究所出版的1:50万比尺的阿根廷土壤地图中描述的变量:岩石、盐度、内涝风险、深度、质地和排水,来描述卡塔马卡省土壤对山核桃生产的适宜性。采用粮农组织提出的方法,根据作物需求对土壤制图单位的适宜性进行了分类。在综合土壤适宜性空间分布的基础上,对omega评分所得到的变量进行标准化和空间分类评分的计算。应用土壤适宜性分析方法绘制土壤适宜性图,优选出适合生产山核桃的面积为60662 km2,占全省总面积的59.8%。
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引用次数: 0
期刊
Journal of Geography and Cartography
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