Re: Color Correction for Underwater Photos

Posted by TimFeinstein on Feb 17, 2016; 7:06pm
URL: http://imagej.273.s1.nabble.com/Color-Correction-for-Underwater-Photos-tp5015660p5015663.html

Hi KL,

Is there a reason why you cannot use artificial light?  Strobes should be
vastly easier to standardize than incident light.

Best,


T

Timothy Feinstein, Ph.D.
Research Scientist
University of Pittsburgh Department of Developmental Biology





On 2/17/16, 11:19 AM, "ImageJ Interest Group on behalf of klesneski"
<[hidden email] on behalf of [hidden email]> wrote:

>Hi everyone,
>I am doing some analyses of tissue color of corals that I took with an
>underwater camera. I am trying to see if there are differences in tissue
>color among colonies. My idea is to use the color histograms of the
>selected
>colonies. In each image, I have a color standard card, placed next to the
>coral colony. One of the reasons why we include this card is because red
>light is attenuated with depth, so objects and images appear more blue the
>deeper you are, and the coral colonies are all at different depths. We
>know
>the RBG values of the color on the card. I am wondering if anyone has
>experience or advice on how I could use this color standard card in ImageJ
>to perform a sort of correction before using color histograms?
>Many thanks,
>KL
>
>
>
>
>--
>View this message in context:
>http://imagej.1557.x6.nabble.com/Color-Correction-for-Underwater-Photos-tp
>5015660.html
>Sent from the ImageJ mailing list archive at Nabble.com.
>
>--
>ImageJ mailing list: http://imagej.nih.gov/ij/list.html

--
ImageJ mailing list: http://imagej.nih.gov/ij/list.html