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| Intelligent Transportation Systems | TREN
ISSD
Traffic Sensing, Analytics & Control Systems

BLUESISBluetooth-Based Traffic Analytics System

Track Your Journeys with BLUESIS

BLUESIS is a Bluetooth-Based Traffic Analytics System that analyzes citywide mobility using data obtained from Bluetooth-enabled devices and generates comprehensive traffic information on travel times and route movements.

BLUESIS sensors installed at different points across the city detect the MAC addresses of in-vehicle audio systems, mobile phones, headsets, and other Bluetooth-enabled devices. Records obtained at different sensor points are matched by the MANGO Bluetooth Analytics Module to determine travel time, average speed, route movements, and interzonal travel distributions.

3D Explore the Experience

Bluetooth-Based Traffic Analytics System

BLUESIS is a travel time and mobility measurement system that analyzes traffic movements using the detection times of Bluetooth-enabled devices at different sensor points. It consists of sensors positioned in different areas of the city.

When a Bluetooth device is detected by two or more sensors, the records are evaluated together with time and location information; this enables travel time and average speed between sensors, route usage, interzonal movement distribution, vehicle trajectories, and Origin-Destination relationships to be determined.

BLUESIS does more than measure average travel times between sensor points; it also enables vehicle trajectories to be created, Origin-Destination matrices to be prepared, and movements belonging to different transport modes to be analyzed. Collected data is visualized, analyzed, and archived through the MANGO Bluetooth Analytics Module.

ANALYSIS PIPELINE — LIVEBT DEVICE DETECTIONMAC address + time, at two sensorsMANGO MATCHINGdistance + time difference are evaluatedTRAVEL TIME · SPEEDtrajectory · density mapORIGIN-DESTINATION MATRIXarchived · published
How It Works

From device matching to analytics in six steps

SENSOR 1 — FIRST DETECTIONBTRECORDMAC ····3A:F2t = 08:14:02
01 The device enters the detection area of the first sensor
A Bluetooth-enabled device enters the detection area of the first BLUESIS sensor; the device’s MAC address and detection time are recorded.
SENSOR 2 — RE-DETECTIONS1S2same MAC ····3A:F2match between two sensors
02 The same device is detected again at a second sensor
The same device is detected again by another BLUESIS sensor along the route.
DATA TRANSFER — COMMUNICATION NETWORKFIELD SYSTEMSMANGOconnection active
03 Records are matched in MANGO
Records from different sensors are matched in the MANGO Bluetooth Analytics Module; the distance and detection times between sensors are evaluated.
TRAVEL TIME + SPEEDTRAVEL TIME4:12min (S1→S2)AVERAGE SPEED47km/h = distance / timeknown sensor distance: 3.3 km
04 Travel time and average speed are generated
Travel time and average speed are calculated using the distance and time difference between sensors.
VEHICLE TRACKING — TRAJECTORIESEVERY VEHICLE IS TRACKED ON THE IMAGE
05 Movement trajectories are determined
Vehicle and pedestrian movement trajectories are determined using records obtained from multiple sensors.
ORIGIN — DESTINATION MATRIXABCDABCDDISTRIBUTIONB→Dbusiest flow
06 The Origin-Destination matrix is generated and data is archived
Travel distributions between zones are displayed on an Origin-Destination matrix; generated data is archived and can be published for traffic management and transportation planning.

System Components

01
Bidirectional BLUESIS sensor
Detects Bluetooth devices in both directions of the road at a range of up to 200 meters and operates in all weather conditions within an IP65 enclosure.
02
Power and communications
Can operate with a solar panel due to its low power consumption and transmits data to the center through fiber or GSM.
03
Internal memory
Continues collecting data during connection outages, stores records in internal memory, and retransmits them when the connection is restored.
04
MANGO Bluetooth Analytics Module
Matches field records and generates and archives travel time, speed, trajectory, density maps, and Origin-Destination matrices.

Which analyses does BLUESIS produce?

BLUESIS and the MANGO Bluetooth Analytics Module work together to produce different traffic and mobility analyses.

Average Travel Time Measurement Average travel times for routes are determined using vehicle movements between sensor points.
Average Vehicle Speed Measurement Average speed information is generated using the distance and passage times between sensors.
Traffic Density Measurement Device detection volumes and route movements at sensor points are evaluated to obtain traffic density data.
Alternative Route Recommendation Travel time and density information from different routes supports the evaluation of alternative route options.
Discharge Detection on Junction Exit Approaches Movements on junction exit directions can be analyzed to generate data on vehicles leaving the junction.
Origin-Destination Matrix Estimation Movements between urban zones are analyzed to determine trip origin and destination distributions.
Pedestrian Mobility Analysis Records obtained from Bluetooth devices carried by pedestrians can be used to evaluate pedestrian movements in defined areas.
Cyclist Mobility Analysis Cyclist movements between sensor points can be analyzed using Bluetooth devices carried by cyclists.

Key Features

Bluetooth-based traffic analysis Bidirectional detection Detection range up to 200 meters Average travel time measurement Average speed determination Traffic density analysis Vehicle trajectory generation Origin-Destination matrix Alternative route evaluation Pedestrian and cyclist mobility analysis Operation with the MANGO Bluetooth Analytics Module Traffic density map Fiber and GSM data transmission Internal memory Data retransmission after connection restoration Solar panel option Remote configuration Calibration-free installation Service without road-surface intervention IP65 protection rating Integration with OCIT- and NTCIP-compliant centers

Where is BLUESIS data used?

Data produced by BLUESIS can be used in different transportation and urban planning studies.

Traffic Management
Travel times and density changes along routes can be monitored in real time.
Transportation Planning
Movement distributions and route preferences between zones can be used to prepare transportation plans.
Alternative Route Management
Travel times on different roads can be compared and drivers can be directed to alternative routes.
Traffic Modeling
Real travel time and Origin-Destination data can be used to prepare traffic models.
Pedestrian and Cyclist Mobility
Movements of transport modes other than motor vehicles can be analyzed across the city.
Road Network Performance
Performance of specific road sections can be compared across different times of day.

Advantages

BLUESIS provides a flexible, low-infrastructure mobility measurement solution extending from field installation to central analytics.

Enables continuous measurement of movements at different points across the city
Allows sensor data to be visualized and analyzed geographically on a digital map
Prevents data loss during communication outages through internal memory and data retransmission
Allows sensor pairs and travel routes to be defined according to analysis needs
Produces different data such as travel time, speed, route preference, and interzonal movement distribution
Provides user-friendly visualization through maps, charts, and matrices in MANGO
Provides regular and measurable data for traffic management, transportation planning, and infrastructure investments
Can be installed in low-infrastructure areas using solar panel and GSM options
Can be installed quickly and easily without intervention in the road surface
Integrates with traffic control centers using OCIT and NTCIP standards

Frequently Asked Questions

What does BLUESIS do? +

BLUESIS detects Bluetooth-enabled devices at different sensor points and generates travel time, average speed, route movement, and Origin-Destination information.

Does BLUESIS read license plates? +

No. BLUESIS is not a license plate recognition system. It performs traffic analysis using records obtained from Bluetooth-enabled devices.

Is BLUESIS an electronic enforcement system? +

No. BLUESIS does not generate traffic violation or penalty records. It produces mobility data for traffic analysis and transportation planning.

Which devices can BLUESIS detect? +

In-vehicle audio systems, mobile phones, headsets, and other Bluetooth-enabled devices can be detected.

How does BLUESIS measure travel time? +

The times at which the same Bluetooth device is detected at two different sensors are compared. The time difference between the two detections constitutes the travel time.

How does BLUESIS determine average speed? +

Average speed is calculated by dividing the known distance between sensors by the measured travel time.

What is the detection range of BLUESIS? +

Under suitable field conditions, the system has a bidirectional detection range of up to 200 meters.

Can BLUESIS operate on solar power? +

Yes. Thanks to its low power consumption, it can operate with a solar panel option.

How is BLUESIS data sent to the center? +

Data can be transferred to the central system through fiber or GSM communications infrastructure.

Is data lost if the connection is interrupted? +

No. During a connection outage, data is stored in internal memory. When the connection is restored, the records are transmitted to the center.

Can BLUESIS analyze pedestrian movements? +

Yes. Records obtained from Bluetooth-enabled devices can be used to analyze pedestrian movements between defined areas.

Can BLUESIS analyze cyclist mobility? +

Yes. Cyclist mobility analyses can be generated from the movements of Bluetooth-device-carrying cyclists between sensor points.

How does BLUESIS work with MANGO? +

BLUESIS collects Bluetooth device records in the field. The MANGO Bluetooth Analytics Module matches these records to generate analyses such as travel time, average speed, route movement, density maps, and Origin-Destination matrices.

Does BLUESIS installation require intervention in the road? +

No. BLUESIS is not a sensor installed in the road surface. Therefore, installation and servicing do not require intervention in the road surface.

Can BLUESIS integrate with traffic control centers? +

Yes. The system can integrate with traffic control centers using OCIT and NTCIP standards.

Learn more about BLUESIS

Contact us to learn more.