Do you become a rally driver when the streets are empty? Analyzing GPS traces of 600.000 vehicles, we measured how likely drivers are to speed.
How the travel patterns changed during the COVID-19 epidemic in Italy
Dijana Matošević
- 8/07/2020
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5 min read
Beginner
SpaceTime
We present the Big Data movement analysis of 600.000+ vehicles driven throughout Italy, generated by using proprietary SpaceTime technology.
Security in public transport
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Nikola Greb
- 11/05/2020
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5 min read
Beginner
SpaceTime
Public transport security solutions with an emphasis on the panic button and GNSS tracking.
Overview of congestion pricing systems
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Nikola Greb
- 4/05/2020
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8 min read
Intermediate
SpaceTime
Pros and cons of GPS congestion pricing comparing to tolling gantries according to principles of efficient congestion pricing.
Mireo SpaceTime – an absurdly fast moving objects database
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Miljen Mikić
- 20/04/2020
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5 min read
Advanced
SpaceTime
A high-speed, moving objects database provides remarkable analytical tools speed, sometimes outperforming other solutions by three orders of magnitude.
Picking up the bread crumbs
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Tomislav Gracin
- 14/04/2020
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5 min read
Intermediate
SpaceTime
We take projections of the GPS position to the all nearby roads and intersections and consider them candidates for the actual (real-life) position.
Are posted speed limits sometimes plainly wrong?
Dijana Matošević
- 17/12/2019
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9 min read
Intermediate
SpaceTime
We questioned the credibility of posted speed limits using Big Data Analysis built in SpaceTime. We identified locations where...
Parsing and planning SQL queries with Apache Calcite – Part 1

Zvonimir Jurelinac
- 12/12/2019
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11 min read
Intermediate
SpaceTime
To get the results, an SQL query must be parsed, validated, planned, optimized, and finally executed on a query engine. Apache Calcite can help with that.
Gently down the stream processing
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Luka Miljak
- 29/11/2019
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4 min read
Intermediate
SpaceTime
How to perform real-time processing when data ingestion rates are measured in millions of entries per second?
Compiling SQL queries for Mireo SpaceTime
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Ivan Sikirić
- 22/11/2019
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7 min read
Advanced
SpaceTime
We built a distributed storage engine capable of storing and indexing trillions of entries and optimized a way of querying spatiotemporal data.