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Camera Trapping + ML
Benjamin C. Evans
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Brunel University London
Instute of Zoology @ ZSL
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Camera Trapping?
Automacally triggered cameras Triggers include Infrared (most common) Tripwire Timer Medium to large mammals
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"camera trap" since 1995
(Web of Knowledge by Category, 2019)
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"camera trap" since 1995
(Web of Knowledge by Year, 2019)
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Labeling
Time consuming Borneo: 1 month study - 3 months labeling. (Oliver Wearne, IoZ) Cizen Science Snapshot Serenge: 225 camera traps, 1.2 million images 28,000 users (hps:/ /www.nature.com/arcles/sdata201526)
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Classificaon
Prey much done Same problems as general study (background)
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Object Detecon
Mulple in image Speed of movement between images...
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Future
Images (Convoluon) + Image Metadata (Time, Locaon etc.) Baysien deep learning (Chances of seeing an Owl in Africa) Movement analysis (Help with classificaon?) - assist in analysing acvity and health.