Snap4City offers a comprehensive framework for defining, managing, and visualizing Key Performance Indicators (KPIs) tailored to various smart city domains. These KPIs are instrumental in monitoring city services, supporting data-driven decision-making, and enhancing urban resilience.
Core KPI Domains in Snap4City
Snap4City's dashboards are designed to present KPIs across multiple thematic areas, including:
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General:
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See SUMI page of Snap4CIty: https://www.snap4city.org/951
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see 15 Min City Index of Snap4City: https://www.snap4city.org/652
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Mobility and Transport: KPIs such as real-time bus positions, average delays at stops, active taxi counts, and parking availability. (Smart City Control Room Dashboards: Big Data Infrastructure, from ...)
- Number of incoming and outgoing vehicles in a/the city area: time trend comparison, always referenced against acceptable thresholds
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Number or percentage of vehicles or empty spaces in parking lots, always referenced against acceptable thresholds
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Number or percentage of vehicles or empty spaces in park-and-ride lots or buffer zones for the port, freight, or delivery
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Number of shared vehicles, percentage in use, etc.: time trend comparison
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Number of active bus rides, compared to planned rides or in absolute terms
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Average delay times at bus stops for primary lines or BRT (Bus Rapid Transit)
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Status of underpasses, displayed in absolute numbers, percentages, or dynamic icons
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Truck volume on freight routes: current status and forecast, always referenced against acceptable thresholds
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Travel time on specific routes, always referenced against acceptable thresholds
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Fuel consumption on specific routes, always referenced against acceptable thresholds
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Average waiting times at traffic lights, always referenced against acceptable thresholds
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Average queue length at traffic lights, always referenced against acceptable thresholds
- See SUMI page of Snap4CIty: https://www.snap4city.org/951, PUMS/SUMP are similar and can be easily computed.
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Environment Metrics like temperature, humidity, air quality indices (e.g., PM10, PM2.5, CO₂ levels), wind speed,
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Civil protection status, including any alerts: current status and forecast
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Environmental status such as pollution at specific monitoring stations: NO₂, CO₂, etc.
- CO₂ emission volumes, always referenced against acceptable thresholds
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Energy: and energy consumption.
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energy consumed, energy produced, efficiency
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energy consumed per person
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Public Safety and Emergency Services: Indicators covering emergency response times, availability of first aid units, and incident reports.
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Number of accidents per area, compared to traffic flow or to previous days, possibly displayed with bar series or Kiviat (radar) charts
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Number of intervention tickets for the municipal mobility company (e.g., SAS), always referenced against acceptable thresholds
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Tourism and Social Dynamics:
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Data on tourist arrivals, museum attendance, social media sentiment, and major city events.
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ODM for touristic flows as in TOURISMO action
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number of complains received per area
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Infrastructure and Utilities:
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Monitoring of water levels, waste collection volumes, and infrastructure health status.
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These KPIs can be visualized through various widgets, including maps, time series charts, and synoptic views, facilitating intuitive analysis and real-time monitoring.
Custom KPI Management
Snap4City empowers users to create and manage personalized KPIs using the KPI Editor. Users can define KPIs by specifying attributes such as name, unit of measure, data type, and associated metadata. Once defined, these KPIs can be populated with data manually or through automated processes and integrated into dashboards for visualization. (TC2.33 - How create My KPI - Snap4City)
Furthermore, Snap4City supports the delegation of KPI access, allowing users to share specific KPIs with other stakeholders, fostering collaboration and shared insights.
KPI can be easily computed with IoT App or by developing Python applications and processes.
Integration with IoT Applications
The platform's integration with IoT applications enables dynamic KPI management. Through microservices, users can: (TC2.34 - How manage My KPI with IOT Applications - Snap4City)
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Retrieve lists of available KPIs.
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Access KPI values over specified time intervals. (TC2.34 - How manage My KPI with IOT Applications - Snap4City)
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Update KPI values programmatically.
This integration facilitates real-time data ingestion and processing, ensuring that KPIs reflect the most current information.
Alignment with International Standards
Snap4City's KPI framework aligns with international standards such as ISO 37120 and ISO 37122, which define indicators for sustainable and smart cities. This alignment ensures that the KPIs are relevant, comparable, and support global benchmarking efforts. (Using KPIs to Provide Better Smart City Management Solutions)
See SUMI page of Snap4CIty: https://www.snap4city.org/951, PUMS/SUMP are similar and can be easily computed.
see 15 Min City Index of Snap4City: https://www.snap4city.org/652
By providing a robust infrastructure for KPI management, Snap4City enables cities to monitor performance effectively, identify areas for improvement, and implement data-driven strategies for urban development.
For a visual overview of Snap4City's capabilities, you might find the following video informative: