GIZA++

GIZA++[5]¤È¤Ï¡¤Åý·×ËÝÌõ¤ËÍѤ¤¤ë¤¿¤á¤Îñ¸ì¤Î³ÎΨÃͤò·×»»¤¹¤ë¥Ä¡¼¥ë¤Ç¤¢¤ë¡¥ IBM¥â¥Ç¥ë¤ÎModel1¡Á5¤òÍѤ¤¤Æ¡¤ËÝÌõ¤¹¤ë¸À¸ì¤ÈÌÜŪ¸À¸ì¤Ë¤ª¤±¤ëñ¸ì¤ÎÂбþ´Ø·¸¤Î³ÎΨÃͤò·×»»¤¹¤ë¡¥GIZA++¤òÍѤ¤¤¿¾ì¹ç¡¤°Ê²¼¤Î¥Õ¥¡¥¤¥ë¤¬½ÐÎϤµ¤ì¤ë¡¥

1. T TABLE (Translation Table)
   T TABLE¤Ï¡¤Model1¤«¤éModel3¤Ë¤è¤êºîÀ®¤µ¤ì¤¿ËÝÌõ³ÎΨ$P(f\vert e)$¤Î¥Ç¡¼¥¿¤Ç¤¢¤ë¡¥$f$¤ÏËÝÌõ¤¹¤ë¸À¸ì¤Ç¡¤$e$¤ÏÌÜŪ¸À¸ì¤Ç¤¢¤ë¡¥T TABLE¤Ï³Æ¹Ô¤¬¡¤ÌÜŪ¸À¸ì¤Îñ¸ìID($e_id$)¡¤ËÝÌõ¤¹¤ë¸À¸ì¤Îñ¸ìID($f_id$)¡¤ËÝÌõ¤¹¤ë¸À¸ì¤Îñ¸ì¤«¤éÌÜŪ¸À¸ì¤Îñ¸ì¤ØËÝÌõ¤¹¤ë³ÎΨ($P(f_id\vert e_id)$)¤Ç¹½À®¤µ¤ì¤ë¡¥
2. N TABLE (Fertility Table)
   N TABLE¤Ï¡¤ÌÜŪ¸À¸ì¤Îñ¸ì¤Ë¤ª¤±¤ëÈË¿£¿ô¤òɽ¤·¤¿¥Ç¡¼¥¿¤Ç¤¢¤ë¡¥N TABLE¤Ï³Æ¹Ô¤¬¡¤ÌÜŪ¸À¸ì¤Îñ¸ìID($e_id$)¡¤ÈË¿£¿ô¤¬0¤Ç¤¢¤ë³ÎΨ($p0$)¡¤ÈË¿£¿ô¤¬1¤Ç¤¢¤ë³ÎΨ($p1$)¡¤¡Ä¡¤ÈË¿£¿ô¤¬n¤Ç¤¢¤ë³ÎΨ($pn$)¤Ç¹½À®¤µ¤ì¤ë¡¥