LABS / FOLLOW THE CAR
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ALPR learning experiment

What does the data actually prove?

Watch a fictional vehicle leave a handful of real-looking records behind. Then decide what those records actually tell you.

Fictional vehicle · fictional locations · no real person is being tracked · about 45 seconds plus one question

● 0 DETECTIONS
HOME AREA
WORK AREA
CLINIC AREA
HOME AREA
YOUR TURN · INTERPRET THE DATA

The vehicle repeatedly appears near a medical clinic.

What do those records actually tell you?

THE DISTINCTION

All of those stories could fit the same data.

OBSERVATIONVehicle near clinic
→
PATTERNRepeated visits
→
INFERENCEPatient? Employee? Caregiver?
PATIENTEMPLOYEECAREGIVERVISITORDELIVERY DRIVER

The data can reveal a routine without revealing its meaning.

POSSIBLE STOLEN VEHICLE MATCH

Now the inference becomes action.

UNDERLYING DATABASE RECORD → INCORRECT

In a documented 2026 Plymouth, Minnesota case, an incorrect stolen-plate database entry contributed to Flock alerts and a police stop of an innocent driver. Flock told CBS Minnesota that an alert should be one part of an investigation, not the entire basis for a stop.

The camera saw a vehicle.

The network found a routine.

The search found a match.

None of that proved the story was true.

Observation ≠ inference ≠ proof.

See the evidence

Evidence behind the experience

What Flock says its LPR data can contain

Flock's current LPR policy says LPR data can include plate and vehicle images, plate number and state, vehicle characteristics such as color and make, date, time, and camera location. It says queries are audit-logged and LPR data is hard-deleted on a rolling seven-day basis by default, subject to customer law or policy. Read Flock's policy ↗

Why civil-liberties critics remain concerned

The ACLU argues that networked ALPR systems can create location-surveillance risks because repeated observations and data sharing can expose patterns of movement at scale. Read the ACLU analysis ↗

Documented alert consequence

The Plymouth sequence shown in the experience is based on a 2026 CBS Minnesota report involving an incorrect stolen-plate database entry and subsequent Flock alerts. Read the report ↗

What is simulated here

The vehicle, locations, timing, movement pattern, and interface are fictional. They illustrate the distinction between an observation, an inference drawn from observations, and proof.