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相关概念视频

Manipulation and Analysis01:21

Manipulation and Analysis

286
GIS manipulation and analysis functions are vital for decision-making and planning. These activities range from data retrieval tasks, such as selecting information based on specific criteria, to advanced analytical techniques that address complex spatial problems.One critical GIS analysis method is overlaying, which combines multiple data layers to examine impacts. For example, overlaying a river-dammed lake boundary with road networks can identify affected infrastructure. Another common...
286
Levels of Use of a GIS01:29

Levels of Use of a GIS

354
Geographic Information Systems (GIS) operate across three levels of application, each representing an increasing degree of complexity: data management, analysis, and prediction. These levels reflect the expanding functionality and versatility of GIS technology in handling spatial data for diverse purposes.Data ManagementAt its foundational level, GIS serves as a tool for data management, enabling the input, storage, retrieval, and organization of spatial data. This level is often employed in...
354
Design Example: Alignment of a Road Line Using GIS01:17

Design Example: Alignment of a Road Line Using GIS

331
The alignment of a road line using Geographic Information Systems (GIS) is a critical process in civil engineering, combining advanced technology with practical decision-making. This methodology begins with the collection of geospatial data, including information on land cover, geomorphology, drainage patterns, slope, and contour details. Such data is typically acquired through satellite imagery and GIS tools, offering a comprehensive understanding of the terrain.Once the data is gathered, it...
331
Design Example: Analyzing Capacity Contours for Flood Risk Assessment01:17

Design Example: Analyzing Capacity Contours for Flood Risk Assessment

285
Flood risk assessment involves careful planning and analysis to ensure the safety of communities near water retention structures. Capacity contours are a vital tool in this process, as they illustrate the potential spread of water at specific levels in a given area. In the context of building a bund across a small valley, these contours play a critical role in evaluating the safety of nearby residential areas.In this example, the bund is intended to store stormwater in the valley. The engineers...
285
Introduction to GIS01:28

Introduction to GIS

507
Geographic Information Systems (GIS) are tools for storing, analyzing, and displaying spatial data alongside related attributes. Unlike traditional information systems that address general queries, GIS incorporates spatial components, enabling users to answer "where" and "how far." For example, GIS can process housing data linked to geographic locations like zip codes, allowing insights into population density or housing distribution through thematic maps.GIS integrates technologies such as...
507
GIS Software, Hardware, and Sources of GIS Data01:23

GIS Software, Hardware, and Sources of GIS Data

743
A Geographic Information System (GIS) combines specialized software and hardware to effectively manage, analyze, and present spatial and related data. GIS software includes critical functionalities such as a user interface for easy navigation, database management tools for handling spatial and attribute data, and data retrieval features for efficient access. Analytical tools transform raw data into insights, while display functions produce maps and reports in various formats for effective...
743

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相关实验视频

Updated: Jan 15, 2026

Evaluating the Effect of Roadside Parking on a Dual-Direction Urban Street
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Published on: January 20, 2023

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使用网络分析评估城市绿色空间可访问性的协议.

Luís Valença Pinto1, Miguel Inácio1, Paulo Pereira1

  • 1Environmental Management Research Laboratory, Mykolas Romeris University, Vilnius, Lithuania.

MethodsX
|October 13, 2025
PubMed
概括
此摘要是机器生成的。

本研究引入了一种可复制的协议,用于评估城市绿色空间 (UGS) 使用各种交通方式的可访问性. 它支持公平获得UGS,这对可持续城市发展和联合国目标至关重要.

关键词:
分布式股权资本.流动性 流动性 流动性联合国可持续发展目标 (SDG) 11

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相关实验视频

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科学领域:

  • 城市规划 城市规划
  • 环境地理环境地理
  • 公共卫生 公共卫生

背景情况:

  • 城市绿地 (UGS) 对于分配正义和实现联合国可持续发展目标 (SDGs) 11.2和11.7.至关重要.
  • 传统的UGS可访问性研究往往侧重于步行和城市特定的指标,忽视了各种交通方式和跨国比较.
  • 像欧几里德距离这样的现有方法忽略了物理障碍,而网络分析虽然复杂,但考虑到运输变化,提供了更准确的方法.

研究的目的:

  • 提出一个可复制的协议,用于评估UGS在多种运输方式 (步行,骑自行车,公共,私人) 的可访问性.
  • 评估UGS的5分钟和10分钟访问和人口覆盖率,以支持联合国可持续发展目标.
  • 通过分析运输多样性,时空障碍和人口覆盖率来纳入公平考虑.

主要方法:

  • 开发了UGS可访问性评估的逐步协议.
  • 利用网络分析来考虑特定运输的速度,道路网络和物理障碍.
  • 影响旅行速度的内置变量,如年龄,斜率,人行道状况,交通强度和公共交通基础设施.

主要成果:

  • 该协议提供了一个详细的,逐步的方法来评估UGS可访问性.
  • 它可以评估各种运输方式的人口覆盖率和接入时间.
  • 该方法通过考虑不同的旅行方式和潜在的障碍来解决公平问题.

结论:

  • 开发的协议确保了可复制性,并促进了对不同城市区域的UGS可访问性进行比较研究.
  • 它提供了一个强大的框架,用于评估和加强对UGS的公平获取,与全球可持续性目标保持一致.
  • 这种方法支持基于证据的城市规划,以实现更具包容性和可访问性的绿色空间.