As a follow on to our blog post Drones
for Search and Rescue (SAR) – Another Tool in The Toolbox, where we discussed how incredibly useful
drones are. A search and rescue drone
used by emergency services, such as police, firefighters or volunteer rescue
teams, is ideal for searching over vast areas for missing persons and crime
victims in need of rescue and in any environment. Search times can
be significantly reduced while limiting potential risk to the party being
rescued as well as rescuers.
In 2018 DJI reported that 133 people around the world were rescued
after being found with drones. Also, of
note is that 2018 marked a new milestone in public safety drone use, as four
people were rescued by drones in three separate incidents on two continents on
a single day.
These numbers are undoubtedly higher as more search and
rescue organizations discover the benefits of drones. While many search and rescue drones are
outfitted with infrared or thermal and high-resolution cameras to help assist
in finding missing people. This is not
always the case. Many of times, Searcher
use their drones with their regular cameras to take aerial photos of a large
area where people are reported missing or lost.
This is where the challenge begins, how do you search, sift or
squint through often hundreds and hundreds of aerial photos looking
for the missing individual(s)?
According to Gene
Robinson. “The squinting process is where searchers comb through photos one
at a time for any details that might point to recently disturbed earth or a walking
trail, and for the colors of the clothes the missing person was last seen
wearing. Different colors and textures represent potential clues that could
lead to a recovery. A speck of blue on the screen points to a color that is
rarely found in nature, and in Texas, when people go missing near ranch land,
blue is often the color of the jeans they're last seen wearing.” A SAR study shows humans are only capable of
spotting a target 30% of the time when reviewing digital images.
Loc8’s software image
scanning process can dramatically increase your success rate in finding your
target! Loc8 is a software solution that
empowers search and rescue agencies and emergency responders to quickly scan
images from aerial drone footage to locate missing people or objects by using
image scanning technology that isolates specific pixel clusters. Loc8 can go through thousands of images, much
faster than is humanly possible, to locate specific color values that might
represent blue in the missing persons jeans.
Once Loc8 identifies a target in an individual image it will circle it in
red for quick and easy identification by the searcher.
The final product includes a map with an aerial view and a
quality report that is produced with mission specific data with Latitude and Longitude
coordinates of the image. This can be
passed on to searchers in the field to locate the target.
Loc8’s software is a very exciting advancement in
search and rescue that I have now utilized on training and actual searches and
may help your SAR team find missing persons faster. Loc8’s
software should be - another tool in the toolbox!
we developed this techniology at DEEMI.org in maine years ago
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