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Visual Tracking Task Study of Koreans
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±è¼º´ö ( )
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KMID : 0360219770180020175
Abstract
º» ¿¬±¸´Â Çѱ¹ÀÎÀÇ ½Ã°¢ Æ®·¡Å·¿¡ ´ëÇÑ ±âÃÊÁ¶»ç·Î ÈÆ·Ã½ÃŲ ÇǰËÀÚÀÇ ¹ÝÀÀ½Ã°£À» °¢º¯À§ 20¢ª À̳»ÀÇ ¼öÆò saccadeÆ®·¡Å·¿¡ ´ëÇÏ¿© Ãß±¸ÇÑ °ÍÀÌ´Ù. ¿¬±¸°á°í¸¦ ¿ä¾àÇÏ¸é ´ÙÀ½°ú °°´Ù. 1. Çѱ¹ÀÎÀÇ Æò±Õ ¹ÝÀÀ½Ã°£(average reaction time, RT)Àº ¾à 26msec·Î ³ªÅ¸³µ´Ù. 2. °¢º¯À§20¢ªÀ̳»ÀÇ °¢º¯À§ÀÇ Å©±â¿¡ ´ëÇÑ ¹ÝÀÀ½Ã°£Àº º¯È¸¦ ³ªÅ¸³»Áö ¾Ê¾ÒÀ¸¸ç ÀÏÁ¤ ÇÏ¿´´Ù. 3. º¹ÀâÇÑ ½ÃÇ¥ÀÇ Æ®·¡Å·¿¡ ´ëÇÑ ¹ÝÀÀ½Ã°£Àº ´Ü¼ø½ÃÇ¥¿Ü Æ®·¡Å·º¸´Ù ¾î·Á¿ö ¹ÝÀÀ½Ã°£ÀÌ Æò±Õ ¹ÝÀÀ½Ã°£º¸´Ù ‡²°Ô ³ªÅ¸³µ´Ù. 4. ¹æÇâ¿¡ µû¸¥ ¹ÝÀÀ ½Ã°£ÀÇ Â÷ÀÌ´Â ³ªÅ¸³ªÁö ¾Ê¾Ò´Ù. 5. °á·ÐÀûÀ¸·Î ¹ÝÀÀ½Ã°£Àº °¢º¯À§ÀÇ Å©±â¿Í ¹æÇâ¿¡ °ü°è°¡ ¾ø´Ù°í º¼ ¼ö ÀÖ´Ù. º» ¿¬±¸ÀÇ °á°ú ¸¸À¸·Î´Â Çѱ¹ÀÎÀÇ ½Ã°¢ Æ®·¡Å· Ư¼º¿¡ °üÇÑ Àü¹ÝÀûÀÎ µ¥ÀÌÅÍ´Â ¾ò±â ¾î·Á¿üÀ¸³ª Á¦ÇÑµÈ ½ÇÇèÁ¶°ÇÇÏ¿¡¼µµ º»·¡ ÀǵµÇÑ °á°ú´Â ¾ò¾ú´ø °ÍÀ¸·Î »ç·áµÇ¸ç ÀÇÀǵµ ÀÖ´Ù°í »ý°¢ÇÑ´Ù. º» ¿¬±¸ÀÇ °á°í¿¡ ´ëÇÑ ¹ÌºñÇÑ »çÇ×Àº º» ½ÇÇèÀ» °æÇèÀ¸·Î °³¼±ÇÒ ¼ö ÀÖÀ¸¸®¶ó »ý°¢ÇÑ´Ù. ¾ÕÀ¸·Î´Â º» ¿¬±¸ÀÇ ¹æ¹ýÀ» ¹ßÀü½ÃÄÑ ½Å°æ°èÀÇ Á¤º¸Ã³¸®¿Í °ü·ÃµÈ ºÐ¾ß¿Í ÀÇÇÐ ¹× »ê¾÷Àû ÀÀ¿ë°ú Á÷Á¢ °ü·ÃµÈ ºÐ¾ç¿¡ ´ëÇÑ ¿¬±¸¿¡ ±â¿©ÇÒ ¼ö ÀÖÀ¸¸®¶ó »ý°¢ÇÑ´Ù. º» ¿¬±¸¿¡¼ ¾òÀº Æ®·¡Å· µ¥ÀÌÅÍ´Â Àΰ£°ú ±â°è°¡ °øÁ¸ÇÏ´Â ½Ã½ºÅÛ¿¡¼ÀÇ ÇàÀ§¸¦ ¸ðÀÇÈ ½ÃÄ×À» ¶§ ¾òÀº °ÍÀ¸·Î ½Ã°¢ Æ®·¡Å· ÀÓ¹«°¡ ÁÖ·Î µÇ´Â ºñÇà±âÀÇ ÆÄÀÌ·ÔÆ®³ª °¢Á¾ Àåºñ¸¦ ´Ù·ç´Â ¿ÀÆÛ·¹ÀÌÅÍÀÇ ÈÆ·ÃÀ̳ª ¼±Á¤ÀÇ µ¥ÀÌÅͷμ À¯¿ëÇÑ °ÍÀ̸ç Çѱ¹ÀÎÀÇ ½Ã°¢ Æ®·¡Å· Ư¼º¿¡ ÀûÇÕÇÑ °¢Á¾ ½Ã°¢±â±â¸¦ ¼³°èÇÏ´Â Àΰ£°øÇÐÀû ÀÚ·á·Î¼µµ À¯¿ëÇϸ®¶ó ¹Ï´Â´Ù. ÀÇÇÐÀ̳ª »ýü °øÇи鿡¼´Â ½Ã°¢Á¦ÀÇ Á¤º¸ ó¸® °æ·ÎÀÇ ±Ô¸íÀ» À§ÇÑ ½Å°æ¸ðµ¨ÀÇ ±¸¼º°ú ½Å°æ°è ÁúºÀÇ Áø´Ü¿¡ Ȱ¿ëÇÒ ¼öÀÖÀ¸¸ç ÇöÀç ±¸¼ºÇÑ ½ÇÇèÀåÄ¡¸¦ Ȱ¿ëÇÏ¸é ¿ÀÆÛ·¹ÀÌÅÍÀÇ ¼öµ¿Á¦¾îÇàÀ§, ¾È±¸-µÎºÎ °ü°èÀÇ ¿¬±¸¿¡ ÀÌ¿ëÇÒ ¼ö ÀÖÀ¸¸®¶ó »ý°¢ÇÏ´Ù. ¾È±¸¿îµ¿ ¸ð´ÏÅÍÀÇ Ãâ·ÂÀº ÀüÀÚ°è»ê±â¿¡ ÀԷ½ÃÄÑ µ¥ÀÌÅ͸¦ ÀϰýÀûÀ¸·Î ó¸®ÇÒ ¼ö ÀÖÀ¸¹Ç·Î ¾ÕÀ¸·Î´Â ÀÌ·¯ÇÑ ºÐ¾ß¿¡ ´ëÇÑ ¹è·Áµµ ¹Ù¶÷Á÷ÇÏ´Ù°í »ý°¢ÇÑ´Ù.
This study aims to investigate visual tracking task of Koreans to the various visual stimuli by measuring the horizontal saccadic reaction times. The measuring system consists of eye monitor using infra-red reflection technique, oscillographic recorder and forehead-chin fixation devices. The visual stimuli generated by target function generator displayed simple-step, pulsestep and double-step stimulus patterns.
The results revealed that the saccadic reaction time showed no significant changes between the size of target displacement within horizontal 20 degrees. Furthermore, no significant changes between the particular direction of stimulus could be found. The nominal value of reaction time was 259¡¾25 msec.
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