<html><head></head><body><div style="color:#000; background-color:#fff; font-family:Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:13px"><div id="yui_3_16_0_ym19_1_1532179198800_63479">hi Dennis. <br></div><div class="qtdSeparateBR"><br><br></div><div class="yahoo_quoted" id="yui_3_16_0_ym19_1_1532179198800_63472" style="display: block;"><div style="font-family: Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 13px;" id="yui_3_16_0_ym19_1_1532179198800_63471"><div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif; font-size: 16px;" id="yui_3_16_0_ym19_1_1532179198800_63470"><div class="y_msg_container" id="yui_3_16_0_ym19_1_1532179198800_63518"><div id="yiv7235117029"><div style="color:#000;background-color:#fff;font-family:Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:13px;" id="yui_3_16_0_ym19_1_1532179198800_63517"><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_40487">I earlier sent a message that it has been sorted out. Pls excuse me. </div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_40487">I have one small doubt. </div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_40487">I have given one LAt/LON as input then the output is 0 or 1. </div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_40487">But when I give full array of lat/lon as input, it gives me 2 dimensionsl array of 0 and 1. </div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_40487">here is my code. </div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45947"> </div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45947">Z1 = asciiread("dcc30wcc30.merged.may.050607.txt",-1,"string") </div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45948">; print(Z1)</div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45949"> NUM = dimsizes(Z1)</div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45950"> print(NUM)</div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45951"><br clear="none" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45952"></div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45953"> LAT = new(NUM,float)</div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45954"> LON = new(NUM,float)</div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45955"><br clear="none" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45956"></div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45957"> do II = 0, NUM-1</div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45958"> SPLIT = str_split(Z1(II)," ") </div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45959"> LAT(II) = stringtofloat(SPLIT(15))</div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45960"> LON(II) = stringtofloat(SPLIT(16))</div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45961">; print(LAT(II)+" "+LON(II))</div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45962"> end do </div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45963"><br clear="none" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45964"></div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45965">; Open landsea file</div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45966"><br clear="none" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45967"></div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45968"> b = addfile("$NCARG_ROOT/lib/ncarg/data/cdf/landsea.nc","r")</div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45969"> MASK = b->LSMASK</div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45970"> printVarSummary(MASK) ; 2 dim var</div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45971"> print(LAT(0)+"------------ "+LON(0))</div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45972"><br clear="none" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45973"></div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45974">; --------------MASK LAND DATA---------------------------------</div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45975"><br clear="none" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45976"></div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45977">; lsm = landsea_mask(b->LSMASK,6.049608,76.910484) ; Individual points, Output is 0 or 1</div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45978"> lsm = landsea_mask(b->LSMASK,LAT,LON) ; Gave full array as input</div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45979">; LO = mask(lsm,lsm.eq.1,False) ; Required for Plotting purpose</div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45980"> printVarSummary(lsm) ; 2 dim var</div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45981">; printVarSummary(LO) ; 2 dim var</div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45982">; print(lsm)</div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45983"> write_table("LL_MASKED.txt","a",[/LAT,LON,lsm/],"%8.1f %8.1f %4i")</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45984"><br clear="none" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45985"></div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_40487"><span id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_49829">the output is </span></div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51631">Variable: NUM</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51632">Type: integer</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51633">Total Size: 4 bytes</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51634"> 1 values</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51635">Number of Dimensions: 1</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51636">Dimensions and sizes:<span id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51637" style="white-space:pre-wrap;"> </span>[1]</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51638">Coordinates: </div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51639">(0)<span id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51640" style="white-space:pre-wrap;"> </span>94</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51641"><br clear="none" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51642"></div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51643">Variable: MASK</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51644">Type: byte</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51645">Total Size: 64800 bytes</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51646"> 64800 values</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51647">Number of Dimensions: 2</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51648">Dimensions and sizes:<span id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51649" style="white-space:pre-wrap;"> </span>[lat | 180] x [lon | 360]</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51650">Coordinates: </div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51651"> lat: [-89.5..89.5]</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51652"> lon: [0.5..359.5]</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51653">Number Of Attributes: 1</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51654"> long_name :<span id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51655" style="white-space:pre-wrap;"> </span>land_sea_mask</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51656">(0)<span id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51657" style="white-space:pre-wrap;"> </span>12.2952------------ 78.1018</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51658"><br clear="none" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51659"></div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51660">Variable: lsm</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51661">Type: byte</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51662">Total Size: 8836 bytes</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51663"> 8836 values</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51664">Number of Dimensions: 2</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51665">Dimensions and sizes:<span id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51666" style="white-space:pre-wrap;"> </span>[lat | 94] x [lon | 94]</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51667">Coordinates: </div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51668"> lat: [12.29523..17.34258]</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51669"> lon: [78.10181..72.63507]</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51670">Number Of Attributes: 1</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51671"> _FillValue :<span id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_51672" style="white-space:pre-wrap;"> </span>-127</div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_40487"><span><br clear="none"></span></div><div dir="ltr" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_40487"><span id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_55189">My doubt is that in the output file, 8896 values are coming. (94*94). <br clear="none"></span></div><div></div><div id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_45846"> </div><div class="yiv7235117029signature" id="yiv7235117029yui_3_16_0_ym19_1_1532179198800_47921">Geeta.</div> <div class="yiv7235117029qtdSeparateBR" id="yui_3_16_0_ym19_1_1532179198800_63546"><br clear="none"><br clear="none"></div><div class="yiv7235117029yahoo_quoted" style="display:block;" id="yui_3_16_0_ym19_1_1532179198800_63555"> <div style="font-family:Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:13px;" id="yui_3_16_0_ym19_1_1532179198800_63554"> <div style="font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif;font-size:16px;" id="yui_3_16_0_ym19_1_1532179198800_63553"> <div class="yiv7235117029yqt2058188367" id="yiv7235117029yqtfd27506"><div dir="ltr"><font size="2" face="Arial"> On Friday, 20 July 2018 11:45 PM, Dennis Shea <shea@ucar.edu> wrote:<br clear="none"></font></div> <br clear="none"><br clear="none"> <div class="yiv7235117029y_msg_container" id="yui_3_16_0_ym19_1_1532179198800_63552"><div id="yiv7235117029"><div id="yui_3_16_0_ym19_1_1532179198800_63551"><div dir="ltr" id="yui_3_16_0_ym19_1_1532179198800_63550"><div id="yui_3_16_0_ym19_1_1532179198800_63549"><div id="yui_3_16_0_ym19_1_1532179198800_63548"><div id="yui_3_16_0_ym19_1_1532179198800_63547">Please carefully read the documentation:<br clear="none"> <a rel="nofollow" shape="rect" target="_blank" href="http://www.ncl.ucar.edu/Document/Functions/Shea_util/landsea_mask.shtml">http://www.ncl.ucar.edu/ Document/Functions/Shea_util/ landsea_mask.shtml</a><br clear="none"><br clear="none"></div><div id="yui_3_16_0_ym19_1_1532179198800_63557">As noted in the documentation, the land-sea mask is a 1x1 grid.<br clear="none"><br clear="none">---------------<br clear="none"></div><div id="yui_3_16_0_ym19_1_1532179198800_63558"><br clear="none"><a rel="nofollow" shape="rect" target="_blank" href="http://www.ncl.ucar.edu/Applications/mask.shtml">http://www.ncl.ucar.edu/ Applications/mask.shtml</a><br clear="none">mask_5.ncl<br clear="none">-----------------<br clear="none"><a rel="nofollow" shape="rect" target="_blank" href="http://www.ncl.ucar.edu/Applications/climo.shtml">http://www.ncl.ucar.edu/ Applications/climo.shtml</a><br clear="none"></div>climo_6.ncl<br clear="none">------------------<br clear="none"><a rel="nofollow" shape="rect" target="_blank" href="http://www.ncl.ucar.edu/Applications/unique.shtml">http://www.ncl.ucar.edu/ Applications/unique.shtml</a><br clear="none"></div>unique_14.ncl<br clear="none">------------------<br clear="none"><a rel="nofollow" shape="rect" target="_blank" href="http://www.ncl.ucar.edu/Applications/mjoclivar.shtml">http://www.ncl.ucar.edu/ Applications/mjoclivar.shtml</a><br clear="none"></div>mjoclivar_1.ncl<br clear="none"></div><div class="yiv7235117029gmail_extra" id="yui_3_16_0_ym19_1_1532179198800_63563"><br clear="none"><div class="yiv7235117029gmail_quote" id="yui_3_16_0_ym19_1_1532179198800_63562">On Fri, Jul 20, 2018 at 11:12 AM, Geeta Geeta <span dir="ltr"><<a rel="nofollow" shape="rect" ymailto="mailto:geetag54@yahoo.com" target="_blank" href="mailto:geetag54@yahoo.com">geetag54@yahoo.com</a>></span> wrote:<br clear="none"><blockquote class="yiv7235117029gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;" id="yui_3_16_0_ym19_1_1532179198800_63561"><div class="yiv7235117029yqt2771950692" id="yiv7235117029yqt38387"><div id="yui_3_16_0_ym19_1_1532179198800_63560"><div style="color:#000;background-color:#fff;font-family:Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:13px;" id="yui_3_16_0_ym19_1_1532179198800_63559"><div id="yiv7235117029m_-9038827330472588684yui_3_16_0_ym19_1_1532102395956_7932"><span>hi all. </span></div><div dir="ltr" id="yiv7235117029m_-9038827330472588684yui_3_16_0_ym19_1_1532102395956_7934"><span id="yiv7235117029m_-9038827330472588684yui_3_16_0_ym19_1_1532102395956_7933">i have some lat/lon of some points that I have plotted on the map. It is a simple txt file which contains this information (lat/lon) and I have separarate these points into land and sea. </span></div><div dir="ltr" id="yiv7235117029m_-9038827330472588684yui_3_16_0_ym19_1_1532102395956_11313"><span><br clear="none"></span></div><div dir="ltr" id="yiv7235117029m_-9038827330472588684yui_3_16_0_ym19_1_1532102395956_11315"><span id="yiv7235117029m_-9038827330472588684yui_3_16_0_ym19_1_1532102395956_11314">I wanted to know how to use the file <a rel="nofollow" shape="rect" target="_blank" href="http://landsea.nc/">landsea.nc</a> that separates the point data over land and over ocean. sample txt file is shown below. </span></div><div dir="ltr" id="yiv7235117029m_-9038827330472588684yui_3_16_0_ym19_1_1532102395956_7957">20080508.59705.7.HDF 13.367300 76.986855</div><div dir="ltr" id="yiv7235117029m_-9038827330472588684yui_3_16_0_ym19_1_1532102395956_7958">20080530.60046.7.HDF 17.905054 76.779205</div><div dir="ltr" id="yiv7235117029m_-9038827330472588684yui_3_16_0_ym19_1_1532102395956_7959">20090505.65352.7.HDF 5.941240 79.00</div><div dir="ltr" id="yiv7235117029m_-9038827330472588684yui_3_16_0_ym19_1_1532102395956_7960">20090517.65536.7.HDF 18.066799 76.019241</div><div dir="ltr" id="yiv7235117029m_-9038827330472588684yui_3_16_0_ym19_1_1532102395956_7961"><br clear="none" id="yiv7235117029m_-9038827330472588684yui_3_16_0_ym19_1_1532102395956_7962"></div><div dir="ltr" id="yiv7235117029m_-9038827330472588684yui_3_16_0_ym19_1_1532102395956_11316">I have attached a sample figure for your reference. </div><div dir="ltr" id="yiv7235117029m_-9038827330472588684yui_3_16_0_ym19_1_1532102395956_11317"><br clear="none"></div><div dir="ltr" id="yiv7235117029m_-9038827330472588684yui_3_16_0_ym19_1_1532102395956_11318">thanks for your suggestions</div><span class="yiv7235117029HOEnZb"><font color="#888888"></font></span><div></div><div id="yiv7235117029m_-9038827330472588684yui_3_16_0_ym19_1_1532102395956_11319"> </div><div class="yiv7235117029m_-9038827330472588684signature" id="yiv7235117029m_-9038827330472588684yui_3_16_0_ym19_1_1532102395956_11320">Geeta.</div></div></div></div><br clear="none">______________________________ _________________<br clear="none">
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<br clear="none"></blockquote></div><br clear="none"></div></div></div><br clear="none"><br clear="none"></div> </div></div><div class="yiv7235117029yqt2058188367" id="yiv7235117029yqtfd19432"> </div></div><div class="yiv7235117029yqt2058188367" id="yiv7235117029yqtfd48559"> </div></div></div></div><br><br></div> </div> </div> </div></div></body></html>