信号,轨道和电车:公共交通信号优先影响随时间的推移就业机会
Michał A Niedzielski1, Sławomir Goliszek2, Anna Górka3,4
1Institute of Geography and Spatial Organization, Polish Academy of Sciences, 00-818, Warsaw, Poland. m.niedzielski@twarda.pan.pl.
Scientific reports
|October 8, 2024
概括
公共交通中的信号优先减少了6.7%的旅行时间,并在华沙增加了高达8.5%的就业机会. 这种基础设施处理显著提高了运输竞争力.
科学领域:
- 城市规划 城市规划
- 运输工程 运输工程
- 公共政策 公共政策
背景情况:
- 改善公共交通工具的行程时间对于城市流动性和对私人车辆的竞争力至关重要.
- 公共交通优惠基础设施待遇,如信号优先,是提高运输效率的关键策略.
研究的目的:
- 评估信号优先级对2015年至2022年波兰华沙就业准入能力的影响.
- 开发和应用一种方法,从通用过境输送服务中提取停留间的行程时间,用于可访问性分析.
主要方法:
- 利用通用过境输送服务 (GTFS) 数据来计算停靠间的行程时间.
- 分析了在华沙187个十字路口实施信号优先级的影响.
- 旅行时间和工作可访问性的量化变化归因于信号优先级.
主要成果:
- 信号优先实施导致整个网络的旅行时间减少了6.7%.
- 在信号优先实施后,就业机会可用性增加了5-8.5%.
- 全信号优先设置和高密度工作区附近的战略配置是可访问性增长的关键驱动因素.
结论:
- 信号优先是提高公共交通运输性能和改善城市环境中的就业机会的高效战略.
- 开发的方法为决策者提供了一个有价值的工具,用于评估运输基础设施投资的影响.
- 信号优先级的战略实施可以显著提高公共交通系统的吸引力和效率.
相关概念视频
Social Traps
22.3K
Social traps are negative situations where people get caught in a direction or relationship that later proves to be unpleasant, with no easy way to back out of or avoid. The concept was orignally introduced by John Platt who applied psychology to Garrett Hardin's "Tragedy of the Commons", where in New England herd owners could let their cattle graze in the common ground. This situation seems like a good idea, but an individual could have an advantage. If they owned...
22.3K
The Availability Heuristic
5.9K
A heuristic is a general problem-solving framework (Tversky & Kahneman, 1974). You can think of these as mental shortcuts that are used to solve problems. Different types of heuristics are used in different types of situations, and the impulse to use a heuristic occurs when one of five conditions is met (Pratkanis, 1989):
5.9K
Chronopharmacokinetics: Circadian Rhythms and Influence on Drug Response
47
Circadian rhythms are cyclic changes that are crucial in plasma drug concentrations. Various standard circadian parameters, including core body temperature, heart rate, and other cardiovascular factors, directly impact disease states and the therapeutic response to drug therapy.
The time of drug administration is an important factor to consider, as it can influence the toxic dose of a drug. For example, a study conducted by Prins et al. in 1997 examined the effects of the timing of...
The time of drug administration is an important factor to consider, as it can influence the toxic dose of a drug. For example, a study conducted by Prins et al. in 1997 examined the effects of the timing of...
47
Basic Operations on Signals
359
Basic signal operations include time reversal, time scaling, time shifting, and amplitude transformations. These operations are fundamental in signal processing and analysis.
Time Reversal mirrors a continuous-time signal about the vertical axis at t=0. This is achieved by substituting t with −t. For example, if a signal x(t) is considered, the time-reversed signal is x(−t). This operation can be graphically represented, showing the mirrored signal.
Time Reversal mirrors a continuous-time signal about the vertical axis at t=0. This is achieved by substituting t with −t. For example, if a signal x(t) is considered, the time-reversed signal is x(−t). This operation can be graphically represented, showing the mirrored signal.
359
Classification of Signals
412
In signal processing, signals are classified based on various characteristics: continuous-time versus discrete-time, periodic versus aperiodic, analog versus digital, and causal versus noncausal. Each category highlights distinct properties crucial for understanding and manipulating signals.
A continuous-time signal holds a value at every instant in time, representing information seamlessly. In contrast, a discrete-time signal holds values only at specific moments, often denoted as x(n), where...
A continuous-time signal holds a value at every instant in time, representing information seamlessly. In contrast, a discrete-time signal holds values only at specific moments, often denoted as x(n), where...
412
Design Example: Alignment of a Road Line Using GIS
43
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...
43


