销售拜访路线规划

shiyiming

From dwdus's blog on Baidu


               
                <p>算法原理虽然很简单，但实际应用时所遭遇的可能会超出你所想象<br>权衡因素：拜访频次；在途时间；拜访时间；售点分布密度；行走路线；巨大的拓扑数据集<br>%macro srt_store_density(city=,radius=);<br>&nbsp;data srt_&amp;city._density(keep=questionnaire_id latitude longitude);<br>&nbsp;&nbsp; set srt.&amp;city.;<br>&nbsp;run;</p>
<p>&nbsp;proc modeclus data=srt_&amp;city._density method=1 r=&amp;radius. out=srt.srt_&amp;city._density_out; <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; id questionnaire_id;<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; var longitude latitude; <br>&nbsp;run; </p>
<p>proc sql;<br>&nbsp; select count(*) into:total_record from srt.srt_&amp;city._density_out;<br>quit;</p>
<p>&nbsp;data srt.srt_&amp;city._density_out; <br>&nbsp;&nbsp; set srt.srt_&amp;city._density_out; <br>&nbsp;&nbsp; _density_=&amp;total_record.*3.141596*&amp;radius.*&amp;radius.*density;<br>&nbsp;run;</p>
<p>PROC EXPORT DATA= srt.srt_&amp;city._density_out <br>&nbsp;&nbsp;&nbsp;&nbsp; OUTFILE= "d:\srt\srt_&amp;city._store_density.xls" <br>&nbsp;&nbsp;&nbsp;&nbsp; DBMS=EXCEL REPLACE;<br>&nbsp;&nbsp;&nbsp;&nbsp; SHEET="srt_&amp;city._store_density"; <br>RUN;<br>%mend;<br>%srt_store_density(city=CHANGCHUN,radius=0.02);<br>%srt_store_density(city=CHANGSHA,radius=0.01);</p>
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