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</o:shapelayout></xml><![endif]--></head><body lang=EN-SG link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='color:#365F91'>Hi,<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='color:#365F91'>I’m reading some las files, using filters.chipper and write to PostgreSQ database using the following pipeline:<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#365F91'>[<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'> {<o:p></o:p></span></p><p class=MsoNormal style='text-indent:36.0pt'><span style='color:#365F91'>"type":"readers.las",<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'> "filename":"X:/tem/*.las"<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'> },<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'> {<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'> "type":"filters.reprojection",<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'> "in_srs":"EPSG:32648",<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'> "out_srs":"EPSG:3414"<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'> },<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'> {<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'> "type":"filters.chipper",<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'> "capacity":600<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'> }, <o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'> {<o:p></o:p></span></p><p class=MsoNormal style='text-indent:36.0pt'><span style='color:#365F91'>"type":"writers.pgpointcloud",<o:p></o:p></span></p><p class=MsoNormal style='text-indent:36.0pt'><span style='color:#365F91'>"connection":"host='localhost' dbname='lidar' user='anyuser' ",<o:p></o:p></span></p><p class=MsoNormal style='text-indent:36.0pt'><span style='color:#365F91'>"table":"example",<o:p></o:p></span></p><p class=MsoNormal style='text-indent:36.0pt'><span style='color:#365F91'>"schema":"pc",<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'> "overwrite":"true", <o:p></o:p></span></p><p class=MsoNormal style='margin-left:36.0pt'><span style='color:#365F91'>"compression":"dimensional",<o:p></o:p></span></p><p class=MsoNormal style='margin-left:36.0pt'><span style='color:#365F91'>"srid":"3414",<o:p></o:p></span></p><p class=MsoNormal style='text-indent:36.0pt'><span style='color:#365F91'>"scale_x":"0.001",<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'> "scale_y":"0.001",<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'> "scale_z":"0.001",<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'> "offset_x":"2000",<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'> "offset_y":"20000", <o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'> "output_dims":"Intensity, X, Y, Z" <o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'> } <o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'>]<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#365F91'>However, the table has many overlapping patches as shown below:<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'><img width=450 height=452 id="Picture_x0020_1" src="cid:image003.jpg@01D6C7CE.FCD1DA10"><o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#365F91'>I had tried using filters.mortonorder but still the same results. <o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#365F91'>May I know is there anyway to avoid or reduce overlapping patches.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#365F91'>Please advise.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#365F91'>Thank you.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#365F91'>Best Regards,<o:p></o:p></span></p><p class=MsoNormal><span style='color:#365F91'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#365F91'>Peter Lim<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p></div><div id="DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2"><br />
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