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May 4, 2009

Future iPhone app may identify trees from photos

Posted: 03:16 PM ET

Nature lovers are known for stopping to take way too many pictures. I once got got completely lost in a rain forest, for example, when my group crossed a river while I was snapping pics of flowers.

But, if technology has anything to do with it, such trigger-happy photography could result in a boon of scientific information that will help researchers study climate change and biodiversity loss.

Scientists and computer gurus at the Smithsonian, the University and Maryland and Columbia University are developing an iPhone app that would automatically identify plant species from photos of leaves. The app then would shoot that data up to the Internet, where scientists could access it and use it for research.

If it works and catches on, researchers soon could have a robust, global database of plant information. Perhaps that sounds likes a yawner, but think about how much that would help us understand what's happening to the natural world, which is undergoing substantial change. (E.O. Wilson has said we're headed into the "age of loneliness" because so many species are going to die off.)

The app also would encourage everyone to learn more about the natural world, the researchers say.

"The first thing you need to know about any spec is what is its name," said John Kress, a botanist with the Smithsonian. "Once you know its name, it opens up a whole world of information about that organism."

Kress and others plan to start the app with plants from Central Park, and then the northeast U.S. Eventually, as cell phone technology continues to spread, he hopes the technology will spread to the tropics, where the biology is diverse, but where relatively little is known about plant life.

Check out CNN.com/tech today for more on citizen science efforts around the world.

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Filed under: citizen science • environment • iPhone • Scientists • technology


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xzBit   May 4th, 2009 4:23 pm ET

Apple should consider coming up with new appllication on how to track a stolen iphone instead of putting up some random apps or start offering insurance APPLE! I wouldn't buy anymore iphone, we are talking a lot of $$$ vs. some cheap cellphone where you can use it for day to day needs.


Jonathan   May 4th, 2009 5:00 pm ET

This could be an amazing advance – allowing all sorts of researchers the chance to groundtruth aerial and satellite imagery on the cheap by involving armies of volunteers – even kids!


Robert S.   May 4th, 2009 9:32 pm ET

This is a good idea, but the camera in the current iphone does not take close-up shots very well, so this wouldn't work very well. But, there are lots of well informed rumors saying that the next iphone model will sport an autofocus 3.2 megapixel camera. This should allow for decent close-up shots and the app should work great. I am sure hoping that this is the case for the next iphone model. Oh, and it will finally do video recording! Let's cross our fingers.


Alex   May 4th, 2009 10:31 pm ET

to xzBit – the new iPhone 3.0 software includes a built-in feature that allows you to track the location of your iphone using an application on Me.com. Until then – hang on to your phone!


John   May 4th, 2009 11:48 pm ET

That Python skit "How to Recognize Different Types of Trees From a Long Way Away" comes to mind:
No. 1: The larch. The larch. The...larch.
No. 2: The horse-chestnut.
(And of course in the photo above: the...palm.)


JKT   May 5th, 2009 5:48 am ET

I would use such an app. Identifying trees and birds are two things I want to do most often in relation to nature.

xzBit: These apps are not developed by Apple, but by 3rd parties. Learn a bit about iPhone apps before posting, please.


jdsuttercnn   May 5th, 2009 8:26 am ET

Thanks for the responses!

JKT: I feel you. Plants are sometimes difficult to identify, but knowing them really helps you get familiar with an area.

Robert S: Interesting point. I don't know how much the camera quality matters. I do know that this pilot app mostly looks at the outline of the leaf, and then puts that up against a database (which, with citizen input, would become much more robust) to identify the species.

Animals would be more difficult - although not necessarily impossible - to identify in this manner, the researchers said.

Thanks again for reading. Let me know if you have further questions.

John / CNN.com


Bill   May 5th, 2009 12:28 pm ET

Who cares!!!! There are so many crappy iPhone apps out there already, one more doesn't make any difference.The Apple Kool Aid drinkers will suck this one up as well, but it's just another mindless piece of crap.


Nate Dykens   May 5th, 2009 1:03 pm ET

A group of students, including myself at University of Illinois Urbana-Champaign have recently completed a working program that has this functionality. It could be easily ported to the iPhone, since the neural network logic is hosted on the server side.

We decided to make the project Open Source, and it currently runs on Google Android.
It will be hosted shortly at: http://pbotanist.sourceforge.net/


PBOT   May 5th, 2009 1:47 pm ET

A group of University Of Illinois graduate students have also developed a similar project using a type of pattern recognition algorithm integrated with the Android OS. It uses a standard JSON API that could be used on any platform (mobile or otherwise).

University and Maryland and Columbia University could review what we have already devised for some ideas. We will soon be opening up our research to Source Forge under GPL.

http://www.portablebotanist.com/
http://pbotanist.sourceforge.net/ (pending approval)


Nevo Band   May 5th, 2009 2:32 pm ET

We've been working on a similar program for the Android
http://portablebotanist.com/


jdsuttercnn   May 5th, 2009 3:00 pm ET

Thanks for the comments. I wasn't aware of the "Portable Botanist" app for the Google Android. Sounds cool. Those of you who are working on it: Would users be able to upload the data they collect (the type of plant and the locations) to a public database? Is that a hope for the future, or is it more of an educational tool?

Thanks again for the good discussion.

–John / CNN.com


Dan   May 5th, 2009 3:12 pm ET

How about a app that identifies apples.


North Shore Dan   May 5th, 2009 3:46 pm ET

How about other practical applications of this technology? Imagine being able to instantly identify the plant which produced the berry that your child just swallowed and whether it is toxic or not. Or being hungry and instantly able to tell which plants around you are edible.


Kate in Lancaster   May 5th, 2009 3:55 pm ET

I can't wait for this app to come out! I'm constantly poring through books looking for identification, not only of trees, but flowers, birds, you name it. I hope someone is developing one like this (or rolling the capability into this one) to identify birds and plants as well. And for birds, identify not only by their looks but by their songs. If Shazam can do that for music, why not have something that can do it for birds?

P.S. to the iPhone camera haters: My 3G phone takes good close-ups - I just took a wee flower that was poking out of some chain link fencing, and it's beautiful! And my long-distance shots are good and clear, too. Not publication-worthy, but certainly capable of doing what this app promises to do.


The coolest thing I’ve heard all day at Thank you for not being perky   May 5th, 2009 4:58 pm ET

[...] I was researching iPhone apps for the crafting world and came across this news item for a future iPhone app that will let you take a picture of a tree and then will identify it for you. How rad is that? When that happens it will be great, but until [...]


A botanist in Connecticut   May 7th, 2009 1:33 pm ET

The results from this app will be superficial at best. Plants are classified by their reproductive parts (flowers and fruits), not their leaves. Plant taxonomy generally requires analysis of many morphological features that develop at different times of the year and can't be captured in one photo. Furthermore, plants that are not even in the same family can have very similar leaves. Here's a test: Take leaves from an apple tree (genus Malus), a pear tree (genus Pyrus), and a shadbush (genus Amelanchier native to the eastern US). Close your eyes and mix them up on the table. Can you identify them again?


George   May 29th, 2009 2:30 pm ET

First to be able to identify trees with the camera – that's AWESOME! Great JOB!

Second:
A company named "Malus Pumila" developed the world's first
"Baby Translator" for the iphone/ipod touch recently. It's just a joke it looks like, but man – everything on this little device!
http://bit.ly/cNXGw


Lars Didriksen   September 19th, 2009 4:23 pm ET

So to "A botanist in Connecticut" you may be right (you probably are) but a superficial knowledge is far better then no knowledge. If my daughter eats a berry, I’ll sample the plant, and take it with me to the hospital immediately, along with my daughter under any circumstance. The thing about the leaves is I might not be able to tell Pear leaves from apple leaves, but a computer would. If there is one thing computers can do its identifying patterns, who knows if this app catches on and gets some financial interest, it could evolve.
But more importantly with an app like this a walk in the woods would just be so much more fun. It just opens up the world so much more.
I was going to get a winmo Phone (a HTC leo when it comes out) but now I´m actually considering getting an Android powered phone instead.


Kristy   September 22nd, 2009 9:43 pm ET

As a landscape designer, I think this application would be great! The application might not be able to identify the exact species, but it would at least give a person an idea as to what type or types of plant it could be. I'm excited to see what it can do!


bibirakaka   January 21st, 2010 6:59 am ET

Malagasy botanists are excited to get this app. 96 percent of the 4 220 of the woody described species are found nowhere else in the world besides Madagascar. The list is not yet closed and we still discover new one. So whoever able to progress on it app is welcome>


Stephen   March 22nd, 2010 6:51 am ET

would be a brilliant idea for those interested in gardening and identifying a plant. Commercially could be linkd to suppliers!


Biologist 404   March 26th, 2010 5:11 pm ET

Two questions will it give the wetland indicator status and will it be availible on windows formated devices such as Trimble handhelds?


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Che pianta è? « Sincretismi erboristici   October 20th, 2010 11:19 am ET

[...] sono in via di elaborazione altri strumenti ancora più sofisticati ed iniziano a comparire i primi prototipi di identificazione botanica diretta ed automattizzata, basati su architetture analoghe a quelle impiegate per gli identikit e [...]


Monty   November 1st, 2010 2:55 pm ET

How to Spot Trees from Quite a Long Way Away just got literal.


gwynnef   January 15th, 2011 7:57 pm ET

since many leaves look similar, the app should also eliminate possibilites based on location, suggest pertinent features to check, eliminate based on presences of flowers, fruit, or seeds for the time of year.
With a suitable db and logic this app could be very useful. Where do I go to help ?


Rafa   February 4th, 2011 5:54 am ET

La dualidad del hombre es infinita, somos el hacha y el bisturí de nuestra madre.


Friday Follies: An App to Identify Trees From Photos? | deeproot blog   February 23rd, 2011 6:59 pm ET

[...] Via CNN [...]


albert zhang   March 7th, 2011 12:06 pm ET

Until the pattern recognition algorith is sophisticated enough, I don't see identifying a plant through a picture of a leaf is possible.

But you can checkout PlantPedia iPhone app that is using a different way to help to identify plant, through leaf color, leaft shape, growth habit, flower color, and other characteristics, it is pretty cool concept. It is developed by NotionInMotion.com

http://itunes.apple.com/app/plantpedia/id415432321?mt=8


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kiznkitten   June 23rd, 2011 8:15 pm ET

Would love to see woody plant ID for Android!


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