نتایج جستجو برای: æ

تعداد نتایج: 987  

Journal: :Chinese Journal of Luminescence 2023

ç¨€åœŸæŽºæ‚çš„æ— åºç»“æž„æ™¶ä½“å ·æœ‰ä¼˜å¼‚çš„ä¸‹è½¬ç§»å’Œä¸Šè½¬æ¢å‘å ‰æ€§èƒ½ï¼Œé€šè¿‡å¯¹ææ–™çš„å‘å ‰è°ƒæŽ§å¯ä½¿å ¶å¹¿æ³›åº”ç”¨äºŽå„ç§å ‰å­¦å’Œå ‰ç”µå­å­¦é¢†åŸŸã€‚ç¨€åœŸç¦»å­çš„å ‰å­¦æ€§è´¨ä¸Žæ‰€å¤„çš„æ™¶ä½“åœºçŽ¯å¢ƒå¯†åˆ‡ç›¸å ³ï¼Œå› æ­¤ï¼Œä½¿ç”¨ç¨€åœŸç¦»å­ä½œä¸ºçµæ•çš„ç»“æž„æŽ¢é’ˆï¼Œå¯ä»¥ç¡®å®šæ— åºç»“æž„å‘å ‰ææ–™ä¸­ç¨€åœŸç¦»å­æŽºæ‚çš„å±€åŸŸç»“æž„å’Œä½ç½®å¯¹ç§°æ€§ï¼›åŒæ...

2011

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Journal: :Journal of remote sensing 2023

ä¸­å°ºåº¦æ¶¡æ—‹å ·æœ‰å°é—­çš„çŽ¯æµç»“æž„ï¼Œåœ¨æµ·æ´‹ç‰©è´¨è¾“è¿ä¸Žèƒ½é‡å¹³è¡¡æ–¹é¢å‘æŒ¥äº†é‡è¦ä½œç”¨ã€‚è§‚æµ‹è¡¨æ˜Žæµ·æ´‹ä¸­æ¶¡æ—‹å¹¶éžæ˜¯å­¤ç«‹çš„ï¼šæ°”æ—‹æ¶¡ä¸Žåæ°”æ—‹æ¶¡å€¾å‘äºŽç›¸äº’ä¼´éšè€Œå½¢æˆç¨³å®šä¼ æ’­çš„å¶æžå­ç»“æž„ã€‚æœ¬æ–‡ä»¥1993年—2020年卫星高度计识别与追踪的中尺度涡旋数据为基础,结合涡旋的时空特征提出了偶极子涡旋的判æ...

Journal: :Journal of remote sensing 2023

å¦‚ä½•æœ‰æ•ˆåœ°æå–å’Œèžåˆä¸åŒæ¨¡æ€çš„ç‰¹å¾æ˜¯é«˜å ‰è°±å›¾åƒå’Œæ¿€å ‰é›·è¾¾æ•°æ®è”åˆåˆ†ç±»çš„å ³é”®ã€‚è¿‘å¹´æ¥ï¼Œå¾—ç›ŠäºŽæ·±åº¦å­¦ä¹ å¼ºå¤§çš„ç‰¹å¾å­¦ä¹ èƒ½åŠ›ï¼Œå ¶åœ¨é«˜å ‰é›·è¾¾æ•°æ®è”åˆåˆ†ç±»é¢†åŸŸå—åˆ°äº†è¶Šæ¥è¶Šå¤šçš„å ³æ³¨ã€‚ç„¶è€Œï¼ŒçŽ°æœ‰çš„æ·±åº¦å­¦ä¹ æ¨¡åž‹å¤§å¤šåŸºäºŽç›‘ç£å­¦ä¹ çš„æ¨¡å¼ï¼Œåˆ†ç±»æ€§èƒ½ä¾èµ–æ ‡æ³¨æ ·æœ¬çš„æ•°é‡å’Œè´¨é‡ã€‚ä¸ºæ­¤ï¼Œæœ¬æ–‡æå‡ºä...

Journal: :Guangxue jingmi gongcheng 2023

æœºæ¢°åˆ»åˆ’æ˜¯ä»¥ä¸­é˜¶æ¢¯å ‰æ 为主导的大闪耀角、高衍射级次å çš„ä¸»è¦åŠ å·¥æ–¹æ³•ï¼Œå ¶å¤§é—ªè€€è§’ç‰¹æ€§ä½¿ä¸­é˜¶æ¢¯å çš„åˆ»åˆ’åŠ å·¥éš¾åº¦å¤§å¹ å¢žåŠ ã€‚å½“å åˆ»åˆ’åˆ€å¯¹åˆƒè¯¯å·®è¾ƒå¤§ï¼Œæˆ–åˆ€å ·éžåŠ›å¹³è¡¡è®¾è®¡æ—¶ï¼Œåˆ»åˆ’è¿‡ç¨‹ä¸­åˆ€å ·ä¼šå—åˆ°è¾ƒå¤§æ°´å¹³æ‰­çŸ©ï¼Œæ˜“å¯¼è‡´åˆ€å ·é¢¤æŒ¯çŽ°è±¡ï¼Œä»Žè€Œå½±å“å è´¨é‡ã€‚ä¸ºæŠ‘åˆ¶åˆ€å ·é¢¤æŒ¯ï¼Œæé«˜å 刻划稳定性,针å...

Journal: :Journal of remote sensing 2022

ç›‘æµ‹å›½å®¶çº§è‡ªç„¶ä¿æŠ¤åŒºå† çº¢æ ‘æž—çš„æ‰°åŠ¨ï¼Œå¯ä¸ºæ»¨æµ·æ¹¿åœ°ç”Ÿæ€ç³»ç»Ÿçš„ç®¡ç†å’Œä¿æŠ¤æä¾›æ•°æ®æ”¯æ’‘å’Œå†³ç­–æ”¯æŒã€‚æœ¬ç ”ç©¶ä½¿ç”¨è°·æ­Œäº‘å¹³å°GEE(Google Earth Engine)建立Landsat长时间序列卫星数据集,结合LandTrendrç®—æ³•ç ”ç©¶äº†å¹¿è¥¿åŒ—ä»‘æ²³å£çº¢æ ‘æž—è‡ªç„¶ä¿æŠ¤åŒº1990年—2020å¹´çº¢æ ‘æž—çš„æ‰°åŠ¨æƒ å†µã€‚ç»“æžœè¡¨æ˜Žï¼šï¼ˆ1)1990年—2020å¹...

Journal: :Journal of remote sensing 2022

å®šé‡é¥æ„Ÿæ˜¯ä»ŽåŽŸå§‹é¥æ„Ÿè§‚æµ‹ä¿¡æ¯ä¸­å®šé‡æŽ¨ç®—æˆ–åæ¼”å‡ºåœ°å­¦å‚é‡çš„ç†è®ºä¸Žæ–¹æ³•ã€‚ä¼ ç»Ÿå®šé‡é¥æ„Ÿä¸»è¦åŸºäºŽæ¨¡åž‹é©±åŠ¨ï¼Œå¼ºè°ƒé€šè¿‡æ•°å­¦æˆ–ç‰©ç†æ¨¡åž‹å®ŒæˆæŽ¨ç®—å’Œåæ¼”ã€‚éšç€äººå·¥æ™ºèƒ½æŠ€æœ¯çš„å‘å±•å’Œæ™®åŠï¼Œæ•°æ®é©±åŠ¨çš„æ–¹å¼ä¹Ÿé€æ¸å—åˆ°å¹¿æ³›å ³æ³¨ï¼Œå ¶å¼ºè°ƒçš„æ˜¯é€šè¿‡æœºå™¨å­¦ä¹ ç­‰æ–¹å¼æŒ–æŽ˜é¥æ„Ÿè§‚æµ‹æ•°æ®ä¸­æ‰€åŒ å«çš„ä¿¡æ¯ï¼Œå®Œæˆå...

Journal: :Guangxue jingmi gongcheng 2023

é’ˆå¯¹æœºå™¨è§†è§‰ç³»ç»Ÿä¸­é€è§†æŠ•å½±å¯¼è‡´çš„é’¢ç®¡ã€æ¡¥æ¢æ‹‰ç´¢ç­‰åœ†æŸ±è¡¨é¢ç¼ºé™·æµ‹é‡ä¸å‡†çš„é—®é¢˜ï¼Œæå‡ºäº†ä¸€ç§åœ†æŸ±æ›²é¢é€è§†æŠ•å½±å¤±çœŸçš„å›¾åƒæ ¡æ­£æ–¹æ³•ã€‚è¯¥æ–¹æ³•åœ¨æå–åœ†æŸ±æˆåƒåŒºåŸŸã€æ˜Žç¡®æ¨ªå‘å’Œè½´å‘æ–¹å‘çš„åŸºç¡€ä¸Šï¼ŒåŸºäºŽåœ†æŸ±æ›²é¢çš„é€è§†æŠ•å½±ç‰¹æ€§ï¼Œå°†äº§ç”Ÿçš„å¤±çœŸåˆ†è§£ä¸ºè½´å‘å˜å½¢å’Œæ¨ªå‘å˜å½¢ï¼Œåˆ©ç”¨ç³»ç»Ÿæˆåƒå‚æ•°å’Œåœ†æŸ±å...

Journal: :Journal of remote sensing 2022

æ°´ä½“å¶ç»¿ç´ a ,即Chla(chlorophyll-aï¼‰æµ“åº¦æ˜¯è¡¨å¾æ°´ä½“å¯Œè¥å »åŒ–ç¨‹åº¦çš„å ³é”®æ€§æŒ‡æ ‡ï¼Œå¯¹äºŽæ°´çŽ¯å¢ƒè¯„ä¼°å’Œæ°´è´¨é¥æ„Ÿç›‘æµ‹å ·æœ‰é‡è¦æ„ä¹‰ã€‚æ¬§æ¯”ç‰¹é«˜å ‰è°±å«æ˜Ÿæ˜¯ä¸­å›½äºŽ2018å¹´å‘å°„çš„æ–°ä¸€ä»£é«˜å ‰è°±å«æ˜Ÿï¼Œç„¶è€Œå ¶åœ¨å† é™†æ°´ä½“æ°´è´¨é¥æ„Ÿç›‘æµ‹çš„é€‚ç”¨æ€§ä»æœ‰å¾ éªŒè¯ã€‚æœ¬ç ”ç©¶ä»¥é«˜åŽŸå¯Œè¥å »åŒ–æ¹–æ³Šæ»‡æ± ä¸ºç ”ç©¶åŒºï¼Œä»¥å¶ç»¿ç´ a浓度ä...

2002
Prosenjit Bose Michiel H. M. Smid David R. Wood

Let denote the average degree, and Æ denote the minimum degree of a graph. An edge is light if both its endpoints have degree bounded by a constant depending only on and Æ. A graph is degree-constrained if < 2Æ. The primary result of this paper is that every degree-constrained graph has a light edge. Most previous results in this direction have been for embedded graphs. This result is extended ...

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