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Çѱ¹¼öÀÚ¿øÇÐȸ / v.41, no.10, 2008³â, pp.1059-1065
½Å°æ¸ÁÀ» ÀÌ¿ëÇÑ °áÃø ¼ö¹®ÀÚ·á ÃßÁ¤ ¹× ½Ç½Ã°£ ÀÚ·á º¸Á¤
( Missing Hydrological Data Estimation using Neural Network and Real Time Data Reconciliation )
¿ÀÀç¿ì;¹ÚÁøÇõ;±è¿µ±¹; Çѱ¹¼öÀÚ¿ø°ø»ç ¹°°ü¸®¼¾ÅÍ;Çѱ¹¼öÀÚ¿ø°ø»ç ¼öÀÚ¿ø¿¬±¸¿ø;Ãæ³²´ëÇб³ ÄÄÇ»ÅͰøÇаú;
 
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°­¿ìÀÚ·á´Â ¼ö¹® ÇØ¼®¿¡ ÀÖ¾î °¡Àå ±âº»ÀÌ µÇ´Â ÀÔ·Â ÀÚ·áÀ̸ç, ´Ù¾çÇÑ ¿øÀο¡ ÀÇÇØ °áÃøÀÌ ¹ß»ýµÈ´Ù. º» ¿¬±¸¿¡¼­´Â º¹ÀâÇÑ ÀÚ¿¬Çö»ó ¹®Á¦ ÇØ°á¿¡ ±× ÀÀ¿ë¼ºÀÌ ÀÔÁõµÈ ½Å°æ¸Á ±â¹ýÀ» ÀÌ¿ëÇÏ¿© °áÃø ó¸®µÈ °­¿ì¸¦ ÃßÁ¤Çϱâ À§Çؼ­ ¼Ò¾ç°­´ï À¯¿ª 12°³ °­¿ì·® °üÃø¼Ò¸¦ ´ë»óÀ¸·Î ½Å°æ¸Á ¸ðÇüÀ» ±¸ÃàÇÏ¿´À¸¸ç, ¸ðÇüÀÇ ¼º´É Æò°¡¸¦ À§ÇØ ½Ç¹«¿¡¼­ °¡Àå ¸¹ÀÌ »ç¿ëµÇ°í ÀÖ´Â ¿ì·® º¸Á¤ ¹æ¹ýÀÎ ¿ª°Å¸®¹ý(RDS)°ú »ê¼úÆò±Õ¹ý(AMM)À¸·Î ÃßÁ¤ÇÑ °ª°ú ºñ±³ÇÏ¿© ½Å°æ¸ÁÀ» ÀÌ¿ëÇÑ ÃßÁ¤ ¹æ¹ýÀÇ ¿ì¼ö¼ºÀ» º¸¿´´Ù. ±×¸®°í ¿Â¶óÀλ󿡼­ º¸´Ù ½Å·Ú¼º ÀÖ´Â ¼ö¹®ÀڷḦ Àç³­°ü·Ã À¯°ü±â°üÀ¸·Î Àü¼ÛÇϱâ À§Çؼ­ ½Å°æ¸Á ¸ðÇüÀ» ÀÌ¿ëÇÑ »ó½Ã ½Ç½Ã°£ º¸Á¤ÀÌ °¡´ÉÇϵµ·Ï ½Å°æ¸Á ÇнÀ±â·Î ±¸¼ºµÈ ÀÚµ¿ º¸Á¤½Ã½ºÅÛÀ» Á¦¾ÈÇÏ¿´´Ù.
Rainfall data is the most basic input data to analyze the hydrological phenomena and can be missing due to various reasons. In this research, a neural network based model to estimate missing rainfall data as approximate values was developed for 12 rainfall stations in the Soyang river basin to improve existing methods. This approach using neural network has shown to be useful in many applications to deal with complicated natural phenomena and displayed better results compared to the popular offline estimating methods, such as RDS(Reciprocal Distance Squared) method and AMM(Arithmetic Mean Method). Additionally, we proposed automated data reconciliation systems composed of a neural network learning processer to be capable of real-time reconciliation to transmit reliable hydrological data online.
 
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°áÃø °­¿ì ¿¹Ãø;½Å°æ¸Á;¼ö¹®ÀÚ·á;ÀÚµ¿ µ¥ÀÌÅÍ º¸Á¤;missing rainfall data;estimation;neural network;hydrological data;automatic data reconciliation;
 
Çѱ¹¼öÀÚ¿øÇÐȸ³í¹®Áý / v.41, no.10, 2008³â, pp.1059-1065
Çѱ¹¼öÀÚ¿øÇÐȸ
ISSN : 1226-6280
UCI : G100:I100-KOI(KISTI1.1003/JNL.JAKO200832450195783)
¾ð¾î : Çѱ¹¾î
³í¹® Á¦°ø : KISTI Çѱ¹°úÇбâ¼úÁ¤º¸¿¬±¸¿ø
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