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The purpose of the Playback tab is to query, review, analyse, and compare all track, alarm, carriageway/area and system data. The results can then be used for traffic analysis, for finding patterns of behaviour, for making data predictions, for extracting specific statistics, and as evidence of past incidents. Data results are presented in result tables as well as graphs for clear, visual data absorption and understanding.
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There are four steps to running a query:1.
Select the Time Period - use a time preset, the Time Bar or a custom date range to select a time period over which to query the database.
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Select the Query Type - select one or more query types to run.
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Select the Query Filters - for each selected query type, apply any required filter criteria.
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Run the Query - run the query and analyse the result. You can now refine the search criteria and repeat the process if required.
Selecting the Time Period
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The query types vary from depending on whether you are using AdvanceGuard® or ClearWay™. However there are a number of queries common to both products:
AdvanceGuard®AdvanceGuard® Alarm Queries & ClearWay™ Alarm Queries:
Alarm Locations AG & CW
False Alarms AG & CW
Alarm Query AG & CW
Log Queries Logs
Audit Log Query https://navtechradar.atlassian.net/wiki/spaces/TUN/pages/325943388/Client+System+Logs#Client-Entity-Audit-Log
System Log Query System Log Queries
System Alarm Query - System Queries
False Alarm Tracks - False Alarm Analysis
AdvanceGuard® Track Queries & ClearWay™ Track Queries:
Track Query
ATI AG & CW
Lost AG & CW
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Most data can be exported as CSV by selecting the Export button on the relevant results panel. For example alarm results can be exported as CSV by selecting the Export button from the Alarm result list.
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Related Information
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