I've recently had a reason to work a little with image segmentation too, and in addition to EBImage, you should look at biOps. You can learn a lot by studying these packages. Bryan
On Apr 6, 2013, at 10:04 AM, Eder Paulo <eder...@hotmail.com> wrote: > Hello, > > Thanks for replying me! > > I was investigating the EBImage package and actually > there is a algorithm for image segmentation. But I think this algorithm is not > automated enough for me and maybe to work with multispectral remote sensing > image when I want to segment the whole image. The algorithm does not look for > “seeds” automatically and I think there is not possibility to segment color > images. > > I am looking for an algorithm similar to that > implemented in Spring software (developed at INPE) or what Multiresolution > Segmentation algorithm does in eCognition software (eCognition, 2012). This > algorithm > was described by Baatz and Schäpe (2000). > > Now I will see the second option that Susen sent me (http://www.itk.org/). > But I would like something in R, that I can see the > script and in a language that I already know a bit. But the main reason of > looking for something in R is the presence of other statistic tools not found > in SPRING, eCOGNITION etc. > > > Baatz, M., & Schäpe, A. > (2000). Multiresolution segmentation—An optimization approach for high > qualitymulti-scale image segmentation. Angewandte Geographische > Informationsverarbeitung XII. Beiträge zum AGIT-Symposium Salzburg, 200, > 12–23. > > eCognition (2012). Definiens > eCognition developer 8.7 user guide. > > > Thanks, > > Eder Paulo Moreira > > Master Student in Remote Sensing > > National Institute For Space Research - Brazil > >> Subject: Re: [R] Image segmentation >> From: dwinsem...@comcast.net >> Date: Mon, 1 Apr 2013 18:42:40 -0700 >> CC: r-help@r-project.org >> To: eder...@hotmail.com >> >> >> On Apr 1, 2013, at 7:50 AM, Eder Paulo wrote: >> >>> Hi, >>> >>> I work with >>> remote sensing in Brazil. I would like to know if there is any algorithm or >>> package that does image segmentation by region growing in R. >>> >> >> It's possible that there is a domain of investigation where the phrase " >> image segmentation by region growing" would be specific enough to offer >> advice, but it's certainly outside my experience. I would advise being >> somewhat more expansive when describing your requirements in future postings >> to this generalist audience. You might want to look at the CRAN Task Views: >> (first hit with Google if you search on that phrase). The Task Views used to >> be countable on one hand but now threaten to extend beyond a full page. I >> believe you will find the MedicalImaging or Spatial Views have pointers to >> tools with image analysis functions. The MedicalImaging View also has a link >> to: http://www.bioconductor.org/packages/release/bioc/html/EBImage.html >> >> >> -- >> David Winsemius >> Alameda, CA, USA >> > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
