Project

Leafscan: mobile app for measuring leaf surface area

Goal: http://www.leafscanapp.com. Leafscan is a mobile app that measures the area of a leaf (or leaves) from a picture. It lets you take a picture with your mobile device or load one from your Photo Library. Leafscan helps you keep track of your measurements and export them as a CSV file.

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45
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5801

Project log

Carlos J R Anderson
Carlos J R Anderson
added an update
Scientists used Leafscan to measure the area of over 1,400 leaves in a study that tested an insecticide on an invasive species
We've added our first blog post on our website. The post discusses the use of Leafscan in a study by Clifton et al. (2020). See our Blogs page: http://www.leafscanapp.com/blog/
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  • 1,562 Reads
Carlos J R Anderson
Carlos J R Anderson
added an update
We've compiled a list of works that reference Leafscan
We've added a page to our website with a list of publications and theses that reference Leafscan. Check it out at http://www.leafscanapp.com/works-that-reference-leafscan/
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  • 1,145 Reads
Carlos J R Anderson
Carlos J R Anderson
added 2 project references
Carlos J R Anderson
Carlos J R Anderson
added an update
A review paper in the journal Agronomy found that Leafscan "simplifies leaf area measurements."
"The mobile app Leafscan, while coming at only a nominal cost to users, also simplifies leaf area measurements by calibrating area measurements to a square of fixed area in the image background."
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  • 523 Reads
Carlos J R Anderson
Carlos J R Anderson
added an update
Carlos J R Anderson
Carlos J R Anderson
added an update
Leafscan is now available on Google Play!
We're pleased to announce that we've released Leafscan for Android!
Here's the Google Play page for Leafscan:
https://play.google.com/store/apps/details?id=com.carlosjanderson.leafscan.
Remember that you need an appropriate reference sheet as a background for measuring your leaf's area. You can download the User Guide (which contains a reference sheet) from our website:
http://www.leafscanapp.com/wp-content/uploads/Leafscan-User-Guide-Android.pdf.
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  • 1,106 Reads
Carlos J R Anderson
Carlos J R Anderson
added an update
Leafscan for Android is coming soon!
We're excited to announce that Leafscan will be available on Android very soon.
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  • 941 Reads
Carlos J R Anderson
Carlos J R Anderson
added an update
A recent article used Leafscan to calculate total leaf area (Clifton et. al. 2020, Environmental Entomology).
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  • 750 Reads
Carlos J R Anderson
Carlos J R Anderson
added an update
A study that used Leafscan to measure leaf area was published by Baumbauer et. al. 2019 on HortScience.
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  • 859 Reads
Carlos J R Anderson
Carlos J R Anderson
added an update
We've answered your frequently asked questions
We've added a web page (http://www.leafscanapp.com/frequently-asked-questions) where we answer questions we're frequently asked about Leafscan. If you have any questions, please let us know!
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  • 1,873 Reads
Pablo Rosas-Anderson
Pablo Rosas-Anderson
added an update
Leaf areas of rice and soybean measured using Leafscan and LI-3100C.
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  • 1,700 Reads
Carlos J R Anderson
Carlos J R Anderson
added an update
Leafscan is now available on the App Store!
We're happy to announce that we've released Leafscan to the App Store! On your iOS device, open the App Store and search for "measure leaf area" to quickly find it.
Here's the summary page on the iTunes website: https://itunes.apple.com/app/id1254892230.
Don't forget to download the user guide and reference markers from our website: http://www.leafscanapp.com.
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  • 1,443 Reads
Pablo Rosas-Anderson
Pablo Rosas-Anderson
added an update
Results of analyses of three more leaf types.
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  • 1,241 Reads
Pablo Rosas-Anderson
Pablo Rosas-Anderson
added an update
A second set of crop leaf areas was analyzed using Leafscan and LI-3100C.
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  • 765 Reads
Pablo Rosas-Anderson
Pablo Rosas-Anderson
added an update
Preview
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  • 907 Reads
Pablo Rosas-Anderson
Pablo Rosas-Anderson
added an update
Leafscan Test Results
Leaf areas of various crops were tested with the Leafscan app and compared with the LI-3100C leaf area meter. These are the first three sets of crop leaves analyzed.
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  • 781 Reads
Carlos J R Anderson
Carlos J R Anderson
added an update
The initial version of the app is complete. It's currently in beta testing.
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  • 819 Reads
Carlos J R Anderson
Carlos J R Anderson
added a project goal
http://www.leafscanapp.com. Leafscan is a mobile app that measures the area of a leaf (or leaves) from a picture. It lets you take a picture with your mobile device or load one from your Photo Library. Leafscan helps you keep track of your measurements and export them as a CSV file.
… 
  • 822 Reads
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