Hi There are plenty of options https://stat.ethz.ch/R-manual/R-devel/library/mgcv/html/in.out.html http://www.dpi.inpe.br/gilberto/tutorials/software/R-contrib/sp/html/point.in.polygon.html http://finzi.psych.upenn.edu/library/DescTools/html/PtInPoly.html
did you try any of them? Cheers Petr > -----Original Message----- > From: R-help [mailto:r-help-boun...@r-project.org] On Behalf Of Indhira, > Anusha > Sent: Wednesday, November 2, 2016 12:50 PM > To: r-help@r-project.org > Subject: [R] point in polygon dataframe data > > Hi , > > I have polygon vertices as given below > > ft_num dv_ft dp30_mn_phase dv_n2 p30_mn_phase tgt_mn_phase > n2_bin fuel_mn epr_mn min_dp30_mnp > 19 28 zero-gradient -0.0006680832 transient 34.76701 493.6494 > g75 > 304.56411 0.9593899 -0.0006680832 > 18 28 neg-gradient -0.0022879651 transient 30.90294 459.6093 > g75 > 262.22673 0.9561083 -0.0022879651 > 22 31 zero-gradient -0.0001535604 transient 12.15854 304.8818 > l50 > 29.82188 0.9487416 -0.0001535604 > 2 10 zero-gradient 0.0003930719 transient 21.80663 503.8669 > l50 > 242.14284 0.9250054 0.0003930719 > 1 10 pos-gradient -0.0016072616 transient 23.35261 516.5950 > b50-75 > 265.61233 0.9206513 -0.0016072616 > 5 13 zero-alt 0.0010052941 transient 31.93961 574.0899 > b50-75 > 2092.06574 1.0072156 0.0010052941 > 6 14 neg-gradient -0.0017905848 transient 42.34545 626.4670 > b50-75 > 465.59408 0.9588052 -0.0017905848 > 20 30 neg-gradient -0.0015010177 transient 46.30469 644.3314 > g75 > 525.38626 0.9496521 -0.0015010177 > max_dp30_mnp min_p30_mnp max_p30_mnp > 19 -0.0006680832 34.76701 34.76701 > 18 -0.0022879651 30.90294 30.90294 > 22 -0.0001535604 12.15854 12.15854 > 2 0.0003930719 21.80663 21.80663 > 1 -0.0016072616 23.35261 23.35261 > 5 0.0010052941 31.93961 31.93961 > 6 -0.0017905848 42.34545 42.34545 > 20 -0.0015010177 46.30469 46.30469 > > Is there a function in R which can tell whether a point from a data.frame > having same columns is inside or outside the polygon( can remove ft_num > attribute for comparision)? > > Thanks, > Alily > This e-mail (including attachments) contains contents owned by Rolls-Royce > plc and its subsidiaries, affiliated companies or customers and covered by the > laws of England and Wales, Brazil, US, or Canada (federal, state or > provincial). > The information is intended to be confidential and may be legally privileged. > If you are not the intended recipient, you are hereby notified that any > retention, dissemination, distribution, interception or copying of this > communication is strictly prohibited and may subject you to further legal > action. 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