Extraction of <italic>Artemia</italic> slicks from HY-1C CZI images: Taking Ebinur Lake as an example

نویسندگان

چکیده

基于HY-1C卫星海岸带成像仪CZI(Coastal Zone Imagerï¼‰å½±åƒæå–å¤è™«æ¡å¸¦ï¼Œå¯¹åˆ©ç”¨è‡ªä¸»é¥æ„Ÿæ•°æ®å¼€å±•ç”Ÿç‰©èµ„æºç›‘æµ‹ä¸ŽæŒ‡å¯¼æ•æžåˆ©ç”¨å ·æœ‰é‡è¦æ„ä¹‰ã€‚æœ¬æ–‡ä»¥è‰¾æ¯”æ¹–ä¸ºä¾‹ï¼Œåˆ†æžäº†HY-1C卫星CZI影像与Landsat-8卫星OLIæ•°æ®çš„å¤è™«â€”æ°´ä½“ç«¯å ƒå ‰è°±ç‰¹å¾åŠå·®å¼‚ï¼›ç»“åˆæ»‘åŠ¨çª—å£è£å‰ªå’Œå ‰è°±åŒ¹é å› å­SBAF(Spectral Band Adjustment Factorsï¼‰æ¨¡æ‹Ÿæž„å»ºäº†æœ‰æ•ˆæ ·æœ¬é‡ä¸º837的卤虫—水体数据集;使用深度为5层的Uåž‹å ¨å·ç§¯ç¥žç»ç½‘ç»œU-Net(U-Shaped Fully Convolutional Neural Network)算法提取卤虫条带并进行了评估与应用。与支持向量机法、最大似然分类法、归一化水体指数法相比,U-Net算法效率高、鲁棒性更好,卤虫条带的提取精确率和F1分数分别为92.02%和90.55%ï¼Œæ¯”å ¶ä»–æ–¹æ³•é«˜å‡ºçº¦11%—23%ï¼Œå³ä½¿é¢å¯¹å¤æ‚æ°´ä½“èƒŒæ™¯å¹²æ‰°ï¼Œæå–é”™è¯¯çŽ‡ä¹Ÿä» æœ‰3.3%;由2019年—2021å¹´10景CZIå½±åƒçš„æå–ç»“æžœå¯çŸ¥ï¼Œç ”ç©¶æœŸé—´å¤è™«æ¡å¸¦çš„æœ€å¤§æœ€å°é¢ç§¯ä¹‹æ¯”çº¦ä¸º5.8ï¼Œå˜åŒ–å‰§çƒˆä¸”ä¸Žæ°´ä½“é¢ç§¯å­˜åœ¨ä¸€å®šå ³è”ï¼Œä½†å†³å®šå¤è™«æ¡å¸¦åˆ†å¸ƒä¸Žé¢ç§¯çš„æ›´å¤šå½±å“è¦ç´ ä»éœ€è¿›ä¸€æ­¥ç ”ç©¶ã€‚æœªæ¥ï¼Œå°†å»ºç«‹å¤šæºã€å¤šåˆ†ç±»ã€å¤§æ ·æœ¬é‡çš„é¥æ„Ÿæ•°æ®é›†ï¼Œå‘å±•æ³›åŒ–èƒ½åŠ›æ›´å¼ºçš„æå–ç®—æ³•ï¼Œå®žçŽ°é•¿æ—¶åºã€å¤§èŒƒå›´çš„ç›æ¹–å¤è™«æ¡å¸¦æ—¶ç©ºè§„å¾‹åˆ†æžã€‚

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ژورنال

عنوان ژورنال: Journal of remote sensing

سال: 2023

ISSN: ['1007-4619', '2095-9494']

DOI: https://doi.org/10.11834/jrs.20221659