{smcl} {* *! version 1.0.1 16mar2010}{...} {cmd:help spmat use} {hline} {title:Title} {p2colset 5 18 20 2}{...} {p2col:{cmd:spmat use} {hline 2}}Load an {bf:spmat} object into memory {p_end} {p2colreset}{...} {title:Syntax} {p 8 16 2} {cmd:spmat use} {it:objname} {cmd:using} {it:filename} [{cmd:, replace}] {title:Description} {pstd} {opt spmat use} creates the {cmd:spmat} object {it:objname} from the file {it:filename} previously saved with {cmd:spmat save}. {cmd:replace} permits {cmd:spmat use} to overwrite {it:objname} if it already exists. {title:Example} {pstd}Setup{p_end} {phang2}{cmd:. clear all}{p_end} {phang2}{cmd:. set memory 50m}{p_end} {phang2}{cmd:. use pollute}{p_end} {phang2}{cmd:. spmat contiguity cobj using pollutexy, id(id) normalize(minmax)}{p_end} {phang2}{cmd:. spmat save cobj using cobj.spmat}{p_end} {phang2}{cmd:. spmat drop cobj}{p_end} {pstd}Create the spmat object {cmd:cobj} from the file {cmd:cobj.spmat}{p_end} {phang2}{cmd:. spmat use cobj using cobj.spmat}{p_end} {title:Also see} {psee}Online: {helpb spmat}, {helpb spreg}, {helpb spivreg}, {helpb spmap}, {helpb shp2dta}, {helpb mif2dta} (if installed){p_end}