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Q & A ... °Ô½ÃÆÇ  (Optimization)


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    ÀúÈñ KSTECÀÇ Á¦Ç°À̳ª ¼­ºñ½º¿¡ ´ëÇØ ±Ã±ÝÇϽŠÁ¡À̳ª ±â¼úÁö¿øÀ» ¿øÇϽô °í°´´ÔÀº ȸ»ç¸í,
    ºÎ¼­¸í, ¼º¸í, »ç¿ëÁ¦Ç°¸í, Á¦Ç° VERSIONÀ» ¸í½ÃÇÏ¿© Áֽñ⠹ٶø´Ï´Ù.

¡Ø °Ô½ÃÇϽг»¿ë¿¡ ´ëÇØ¼­´Â ½Å¼ÓÇÏ°Ô ´äº¯ÇØ µå¸®°Ú½À´Ï´Ù.
¡Ø ÇØ´çµÇ´Â Á¦Ç°±ºÀ» ¼±ÅÃÇϽŠÈÄ ÇÏ°í ½ÍÀ¸½Å ¸»¾¸À» Àû¾î ÁֽʽÿÀ.

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lp ÆÄÀÏ opt ½ÇÇà½Ã »ý±â´Â ¹®Á¦ ¹®ÀÇ
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2011-11-03
Á¶È¸¼ö 1522 È¸
÷ºÎÆÄÀÏ lp.zip(1862321 Byte)
¾È³çÇϼ¼¿ä.
»ê¾÷°øÇаú ´ëÇпø¿¡ ÀçÇÐÁßÀÎ ÇлýÀÔ´Ï´Ù.
Á¹¾÷ ³í¹®À» À§ÇØ TPP(travelling purchaser problem) º¯Çü ¹®Á¦¸¦ ¸ðµ¨¸µÇϰí
±×¿¡ ¸Â°Ô lpÆÄÀÏ ¸¸µé¾î¼­ CFLEX¿¡ ½ÇÇàÇÏ¿´½À´Ï´Ù.
¿©±â¼­ ¹®Á¦°¡ ¹ß»ýÇߴµ¥¿ä.

Á¦°¡ ÀÛ¼ºÇÑ lp ÆÄÀÏÀÇ º¯¼öµéÀº Yº¯¼ö´Â ÀÌÁø¼ö, Xº¯¼ö´Â Á¤¼ö °ªÀ» °¡Á®¾ß ÇØ¼­,
°¢°¢ º¯¼ö Á¶°Ç¿¡ À̸¦ Ç¥½ÃÇϰí opt ¸í·É¾î·Î ½ÇÇàÇÏ¿´´Âµ¥, Row ''c2'' infeasible, all entries at implied bounds.
¶ó´Â ¸Þ½ÃÁö¿Í ÇÔ²², MIP - Integer infeasible,
Current MIP best bound is infinite ¶ó´Â ¸Þ¼¼Áö°¡ ³ª¿É´Ï´Ù.
c2¶ó°í ÇÏ¸é µÎ¹øÂ° Á¦¾à½ÄÀ» ÀǹÌÇϴ°Š°°Àºµ¥, ÀÌ´Â Á¦°¡ ¹®Á¦¿¡¼­ Á¤ÇÑ ±¸¸Å¿ä±¸·®À» ÀǹÌÇϸç
¹®Á¦¿¡¼­ ±²ÀåÈ÷ Áß¿äÇÑ Á¦¾à½ÄÀÔ´Ï´Ù.
±Ùµ¥ ÀÌ¿Í µ¿ÀÏÇÑ ¹®Á¦µµ Xº¯¼ö¿¡ integer Á¶°ÇÀ» »©°í opt ¸í·É¾î¸¦ ½ÇÇàÇϸé
ÇØ¸¦ ã¾ÆÁÝ´Ï´Ù. ¼Ò¼öÁ¡ ³¡ÀÚ¸®´Â º¸ÀÌÁö ¾ÊÁö¸¸ Ç¥¸éÀûÀ¸·Î´Â Á¤¼öÀÔ´Ï´Ù.
¼ÕÀ¸·Î ¹®Á¦¸¦ Ç®¾îº¸¸é, ÃÖÀûÇØ´Â ¾Æ´ÒÁö¶óµµ ºÐ¸í °¡´ÉÇÑ ÇØ´Â ÀÖ½À´Ï´Ù.
Á¦°¡ ¼¼¿î ¸ðµ¨¿¡ °ü·ÃµÈ ¸ðµ¨½Ä°ú lp ÆÄÀÏ 2¹öÁ¯(Xº¯¼ö integer Á¶°Ç Æ÷ÇÔ°ú ºñÆ÷ÇÔ)
°°ÀÌ Ã·ºÎÇÕ´Ï´Ù. ¹«¾ùÀÎ ¹®Á¦ÀÎÁö ¾Ë·ÁÁֽøé Á¤¸»Á¤¸» °¨»çÇϰڽÀ´Ï´Ù.
°ü·Ã±Û º¸±â
"lp ÆÄÀÏ opt ½ÇÇà½Ã »ý±â´Â ¹®Á¦ ¹®ÀÇ"¿Í(°ú) °ü·ÃµÈ ±ÛÀÌ  1°Ç ÀÖ½À´Ï´Ù.
lp ÆÄÀÏ opt ½ÇÇà½Ã »ý±â´Â ¹®Á¦ ¹®ÀÇ Á¤¹Ì°æ 2011-11-03
Á¤¼öº¯¼ö ¼±¾ðÀº GENERAL ÀÔ´Ï´Ù. À¯È¯ÁÖ 2011-11-08