SARUAV finds an unconscious 65-year-old alive in tall grass

29 June 2021: SARUAV CNN flagged a 65-year-old man unconscious in tall grass after 24+ h; GOPR Bieszczady retrieved him alive

42ⓘ

AI system

System

SARUAV (Search and Rescue with Unmanned Aerial Vehicle) human detection software

Model

Not assessed

Release

Exact release not established.

Application developer

SARUAV Ltd. / University of Wrocław (team of Tomasz Niedzielski)

Role

The detector located a person in aerial photographs and returned his coordinates.

Configuration

SARUAV analyzed photographs from DJI Matrice 300 drones.

Inputs and outputs

SARUAV analyzed aerial photographs to locate people.

Autonomy

Not assessed

Workflow

Nadir drone imagery at close range over the search area. CNN detector run during the search, with rescuers able to verify hits and reach the coordinates.

Human oversight

Not assessed

Relation to AI

The CNN detector returned the man's coordinates after police and tracking dogs had failed. Rescuers then retrieved him. Three of the five case-report authors work for SARUAV Ltd., so the independent confirmation is the GOPR Bieszczady account quoted in the Polish press.

AI contribution

The CNN detector returned the man's coordinates after police and tracking dogs had failed. Rescuers then retrieved him. Three of the five case-report authors work for SARUAV Ltd., so the independent confirmation is the GOPR Bieszczady account quoted in the Polish press.

Benefits

Outcome identifiers

Not assessed

Benefit

After 4 h 31 min of analysis the system detected him and returned his coordinates

Category

Improved Physical Health

Status

Not assessed

Beneficiary groups

People. Organizations.

Beneficiaries

Not assessed

Reach

Not assessed

Distribution and access

Not assessed

Duration

Not assessed

Expected?

Yes

Costs and harms

Not assessed

Measurement

Studies

Not assessed

Study design

Not assessed

Measurement

Not assessed

Setting and sample

Not assessed

Measures

After 4 h 31 min of analysis the system detected him and returned his coordinates

Comparison

the ground search by police officers and rescuers with tracking dogs, which had failed

Results

Reference: Psy zgubiły trop (the dogs lost the scent); police and rescuers could not find him. Result: Po prawie 24 godzinach od zginięcia program wskazał potencjalnego poszukiwanego (after almost 24 hours the program indicated the probable missing person).

Additional value from AI

Not assessed

Limitations

Not assessed

Denominators

Not assessed

Materials for replication

Not assessed

Money

Kind of value

Not assessed

Amount

Not assessed

Currency and prices

Not assessed

Period and unit

Not assessed

Realization

Not assessed

Recipients and payers

Not assessed

Gross or net

Not assessed

Included costs

Not assessed

Comparison

Not assessed

Method

Not assessed

Return and payback

Not assessed

People and places

Participants

Developer: SARUAV Ltd. / University of Wrocław (team of Tomasz Niedzielski). Operator: Bieszczady Mountain Rescue Service (GOPR Bieszczady).

Jurisdictions

Benefit: Cergowa, Poland. Developer: Poland. Operator: Poland.

Ownership and control

Not assessed

Dependencies

Not assessed

Cross-border connections

Not assessed

Geopolitical implications

Not assessed

Follow-up

Conditions for replication

The person is within the imaged area and visible from above. Processing completes while the person can still be helped.

Replication attempts

1 follow-up entries. Benefit recurred: 1.

Later findings

Not assessed

Availability

Not assessed

Institutional decision

Not assessed

Grounds

Not assessed

Action and result

Not assessed

Success criterion

Not assessed

Evidence

Source numbers

AIBD-0011-source-0001–0005

Citations

Numbered references below.

Language

Not assessed

Source relationships

Developer, Independent

Original evidence

Not assessed

Access and versions

Not assessed

Supported findings

Not assessed

Evidence strength

Not assessed

Missing evidence

Not assessed

Grades

Assessed benefits

People. Organizations.

Depth

People: 4. Organizations: 2.

Reasons

People: A 65-year-old man with Alzheimer's and a stroke a day earlier lay unconscious in two-meter grass after over 24 hours outdoors. He was found and handed to the ambulance service alive. Organizations: GOPR Bieszczady closed a search that police, dogs and ground teams had not resolved, in what it called the first such find in Poland.

Observed or intended

Not assessed

Rubric

Not assessed

Assessor and date

Not assessed

Alternative assessments

Not assessed

Fill

Independently reported

Entry details

Kind

Not assessed

Field

Search and rescue. Mountain rescue.

Purpose

Built to detect people automatically in drone imagery for search and rescue; this benefit is that purpose.

Dates

Date basis unassessed: 2021 (precision unassessed). Updated: 21 October 2026.

Stage

Not assessed

Version

SHA-256: d4256ad892f4…

References

Other identifiers

Not assessed

Category mappings

Not assessed

Brief

Not assessed

Revisions

6 revisions. Latest: 21 October 2026.

Sources

  1. Case report Developer

    Niedzielski, T., Jurecka, M., Miziński, B., Pawul, W., Motyl, T. (2021). First Successful Rescue of a Lost Person Using the Human Detection System: A Case Study from Beskid Niski (SE Poland). Remote Sensing 13(23):4903. doi:10.3390/rs13234903.

  2. News report Independent author

    Olejarka, B. (2021). Bieszczady. Dron odnalazł zagubionego człowieka! Pierwszy raz w Polsce. Super Express (Rzeszów).

  3. News report Independent author

    oiot.pl (2021). Historia pisze się na naszych oczach: dron z polskim oprogramowaniem SARUAV uratował życie człowiekowi!

  4. News report Independent author

    Świat Dronów (2021). Polski system SARUAV uratował życie zaginionemu mężczyźnie.

  5. Press release Developer

    University of Wrocław (n.d.). Another missing person found using the SARUAV system. uwr.edu.pl.