Extraction of individual tree information based on remote sensing images from an Unmanned Aerial Vehicle

Abstract

é’ˆå¯¹æ— äººæœºé¥æ„ŸæŠ€æœ¯åœ¨æå–å•æ ªç«‹æœ¨ä¿¡æ¯çš„é™åˆ¶æ€§é—®é¢˜ï¼Œæå‡ºä¸€ç§æ–°çš„è‡ªåŠ¨å•æ ªç«‹æœ¨ä¿¡æ¯æå–æ–¹æ³•ã€‚å¯¹åŽŸå§‹æ— äººæœºå½±åƒè¿›è¡Œå ‰è°±ä¿¡æ¯å¢žå¼ºå¤„ç†ä»¥çªå‡ºå±€éƒ¨ç»†èŠ‚ç‰¹å¾ï¼›é€šè¿‡å¼•å ¥DBI指数自动化确定K-meansèšç±»æ–¹æ³•çš„æœ€ä¼˜èšç±»æ•°ç›®ï¼Œè¿›è€Œå¯¹å½±åƒåƒç´ è¿›è¡Œæ ‡è®°ï¼›é€šè¿‡åˆ©ç”¨é«˜æ–¯é©¬å°”å¯å¤«éšæœºåœºæ¨¡åž‹è¿›ä¸€æ­¥å¯¹å½±åƒè¿›è¡Œåˆ†å‰²ï¼›ä½¿ç”¨æ•°å­¦å½¢æ€å­¦ç®—å­ç­‰æ–¹æ³•å¯¹åˆ†å‰²ç»“æžœè¿›è¡ŒåŽå¤„ç†å¾—åˆ°å•æ ªç«‹æœ¨æ ‘å† ä¿¡æ¯ï¼Œé€šè¿‡å›¾åƒå‡ ä½•çŸ©åŽŸç†è®¡ç®—å¾—åˆ°å•æ ªç«‹æœ¨ä½ç½®ä»¥ä½œä¸ºå ¶è¯†åˆ«çš„ä¾æ®ã€‚ç»“æžœè¡¨æ˜Žï¼Œåº”ç”¨è¯¥æå–æ–¹æ³•ï¼Œæ²¹æ¾æž—åŒºå’Œæ¨Ÿå­æ¾æž—åŒºå•æ ªç«‹æœ¨è¯†åˆ«æ€»ä½“ç²¾åº¦åˆ†åˆ«ä¸º89.52%å’Œ95.65%ã€å•æœ¨æ ‘å† æå–ç²¾åº¦åˆ†åˆ«ä¸º81.90%å’Œ95.65%ï¼Œå‡å ·æœ‰è¾ƒå¥½åœ°é€‚ç”¨æ€§ã€‚è¯¥æ–¹æ³•ä¸éœ€è¦å¤§é‡çš„äººå·¥å¹²é¢„å’Œå ˆéªŒçŸ¥è¯†çš„è¾“å ¥ï¼Œå¤§å¤§æé«˜æå–æ–¹æ³•çš„è‡ªåŠ¨åŒ–ç¨‹åº¦ã€‚