Article(id=1211299028617269270, tenantId=1146029695717560320, journalId=1149651085930835976, issueId=1211299024825611053, articleNumber=null, orderNo=null, doi=10.12284/hyxb2023054, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1654531200000, receivedDateStr=2022-06-07, revisedDate=1666713600000, revisedDateStr=2022-10-26, acceptedDate=null, acceptedDateStr=null, onlineDate=1766725793269, onlineDateStr=2025-12-26, pubDate=1677600000000, pubDateStr=2023-03-01, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1766725793269, onlineIssueDateStr=2025-12-26, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1766725793269, creator=13701087609, updateTime=1766725793269, updator=13701087609, issue=Issue{id=1211299024825611053, tenantId=1146029695717560320, journalId=1149651085930835976, year='2023', volume='45', issue='3', pageStart='1', pageEnd='158', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1766725792365, creator=13701087609, updateTime=1766924576395, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1212132785515532522, tenantId=1146029695717560320, journalId=1149651085930835976, issueId=1211299024825611053, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1212132785515532523, tenantId=1146029695717560320, journalId=1149651085930835976, issueId=1211299024825611053, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=125, endPage=135, ext={EN=ArticleExt(id=1211299028852150296, articleId=1211299028617269270, tenantId=1146029695717560320, journalId=1149651085930835976, language=EN, title=Research on automatic identification method of mangrove based on CU-Net model: Taking the Qi’ao Island in Zhuhai City, Guangdong Province as an example, columnId=1194652705852465724, journalTitle=Haiyang Xuebao, columnName=Article, runingTitle=null, highlight=null, articleAbstract=
Mangroves are important for maintaining biodiversity as well as ecological balance. Therefore, it is necessary to extract mangrove vegetation information efficiently and accurately and to monitor it in real time. A deep learning method for pixel-level accurate extraction of mangroves from high-resolution remote sensing images is presented in this paper. For the problem of low accuracy of mangrove remote sensing classification, CU-Net model for mangrove identification is constructed by introducing CLoss loss function by strengthening image center information and weakening edge information, and adding Dropout and Batch Normalization layers. And a new prediction model is constructed by sliding overlap splicing method, which effectively solves the problem of insufficient edge information and splicing traces in the prediction results. The recognition results of the proposed method are compared with the prediction results of U-Net, SegNet and DenseNet models as well as the traditional SVM and RF methods. The results show that the proposed model has stronger generalization ability and better recognition effect compared with other deep learning models. In the two test areas, the average OA and MIoU reach 94.43% and 88.12%, respectively. The average F1-score in mangrove and ordinary trees reach 95.96% and 90.49%, respectively. The accuracy is significantly higher than that of traditional SVM and RF methods, as well as several other neural networks. The effectiveness of the model in the field of mangrove recognition is verified, which can provide a new idea for the field of high resolution remote sensing mangrove recognition.
, correspAuthors=Xiaoping Rui, Xi Zhang, authorNote=null, correspAuthorsNote=null, copyrightStatement=Copyright © 2023 Pratacultural Science. All rights reserved., copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, authorCompany=null, fund=null, authors=null, authorsList=Mingge Yu, Xiaoping Rui, Yarong Zou, Xi Zhang), CN=ArticleExt(id=1211299032798990472, articleId=1211299028617269270, tenantId=1146029695717560320, journalId=1149651085930835976, language=CN, title=基于CU-Net模型的红树林自动识别方法研究, columnId=1149698756456657529, journalTitle=海洋学报, columnName=论文, runingTitle=null, highlight=null, articleAbstract=
红树林对维护生物多样性以及生态平衡等具有重要意义。因此,高效、精确地提取红树林植被信息以及实时对其进行监测十分必要。本文提出了一种高分辨率遥感影像红树林像素级精确提取的深度学习方法。针对红树林遥感分类精度不高的问题,通过强化图像中心信息,弱化边缘信息的方法引入CLoss损失函数,添加Dropout、Batch Normalization层构建了适用于红树林识别的CU-Net模型,采用滑动重叠拼接方法构建了新的预测模型,有效解决了预测结果边缘信息不足以及有拼接痕迹的问题。将本文方法的识别结果与U-Net、SegNet、DenseNet模型的预测结果以及传统的SVM、RF方法进行对比,结果表明,本文模型相较于其他深度学习模型泛化能力更强,识别效果更好,在两个测试区域的平均总体精度、平均交并比分别达到了94.43%、88.12%,平均F1-分数在红树林和普通树木的精度分别达到了95.96%、90.49%,精度明显高于传统的SVM、RF方法,也高于其他几种神经网络方法,验证了该模型在红树林识别领域的有效性,可为高分辨率遥感红树林识别领域提供一条新的思路。
, correspAuthors=芮小平, 张茜, authorNote=null, correspAuthorsNote=
, copyrightStatement=版权所有©《海洋学报》编辑部 2023
蔚铭阁,芮小平,邹亚荣,等. 基于CU-Net模型的红树林自动识别方法研究−以广东省珠海市淇澳岛为例[J]. 海洋学报,2023,45(3):125–135Yu Mingge,Rui Xiaoping,Zou Yarong, et al. Research on automatic identification method of mangrove based on CU-Net model: Taking the Qi’ao Island in Zhuhai City, Guangdong Province as an example[J]. Haiyang Xuebao,2023, 45(3):125–135
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蔚铭阁(1998-),女,河南省汝州市人,研究方向为深度学习和深度迁移学习识别红树林。E-mail:yumg@hhu.edu.cn
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蔚铭阁(1998-),女,河南省汝州市人,研究方向为深度学习和深度迁移学习识别红树林。E-mail:yumg@hhu.edu.cn
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研究区地理位置及区域遥感影像1, figureFileSmall=2wS1kXWJb30f8BIsek0L9g==, figureFileBig=QR0xmnH/LDokd0Hw514ruw==, tableContent=null), ArticleFig(id=1215304252575109703, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=EN, label=Fig. 2, caption=
Schematic diagram of overlapping sliding window cropping, figureFileSmall=wwOzfvTJcRWURo+/ZWxs5Q==, figureFileBig=F4ZMlJw5jt7SaD/116uVLg==, tableContent=null), ArticleFig(id=1215304252654801489, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=CN, label=图2, caption=
滑动窗口裁剪示意图, figureFileSmall=wwOzfvTJcRWURo+/ZWxs5Q==, figureFileBig=F4ZMlJw5jt7SaD/116uVLg==, tableContent=null), ArticleFig(id=1215304252734493269, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=EN, label=Fig. 3, caption=
GF-1 sample set of fused images and their corresponding labels, figureFileSmall=i/KqhVj46UDNTUg1vpD71A==, figureFileBig=TEvIQpZOjBPW98jw9H5PHA==, tableContent=null), ArticleFig(id=1215304252826767963, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=CN, label=图3, caption=
融合后的 GF-1 样本集影像和标签图, figureFileSmall=i/KqhVj46UDNTUg1vpD71A==, figureFileBig=TEvIQpZOjBPW98jw9H5PHA==, tableContent=null), ArticleFig(id=1215304252923236957, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=EN, label=Fig. 4, caption=
Flow chart of the method applied in this paper, figureFileSmall=Y/BXlRxPxvckOYP4C/j9kg==, figureFileBig=2zJlSb8WqslLArJxqj3OyA==, tableContent=null), ArticleFig(id=1215304252994540129, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=CN, label=图4, caption=
本文方法流程图, figureFileSmall=Y/BXlRxPxvckOYP4C/j9kg==, figureFileBig=2zJlSb8WqslLArJxqj3OyA==, tableContent=null), ArticleFig(id=1215304253099397736, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=EN, label=Fig. 5, caption=
CU-Net model structure, figureFileSmall=tMv9/m9ICrZqn4fmz+s55g==, figureFileBig=DXbgjdVAiZ9Q93/ZDqNsnQ==, tableContent=null), ArticleFig(id=1215304253179089514, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=CN, label=图5, caption=
CU-Net模型结构, figureFileSmall=tMv9/m9ICrZqn4fmz+s55g==, figureFileBig=DXbgjdVAiZ9Q93/ZDqNsnQ==, tableContent=null), ArticleFig(id=1215304253237809774, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=EN, label=Fig. 6, caption=
CLoss calculation area diagram, figureFileSmall=H2c5dICdfwuoin7PzfwcXg==, figureFileBig=lYjmJXmufiifuxWTKM1zNg==, tableContent=null), ArticleFig(id=1215304253313307255, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=CN, label=图6, caption=
CLoss 计算区域示意图, figureFileSmall=H2c5dICdfwuoin7PzfwcXg==, figureFileBig=lYjmJXmufiifuxWTKM1zNg==, tableContent=null), ArticleFig(id=1215304253405581951, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=EN, label=Fig. 7, caption=
Feature-mapping maps of 10 convolutional layers of the input image, figureFileSmall=DlOMEluTvJmM9NRB+SjUCA==, figureFileBig=W9lNXvuAzhvw+bq5D6eNiA==, tableContent=null), ArticleFig(id=1215304253472690820, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=CN, label=图7, caption=
输入图像的10 个卷积层特征映射图, figureFileSmall=DlOMEluTvJmM9NRB+SjUCA==, figureFileBig=W9lNXvuAzhvw+bq5D6eNiA==, tableContent=null), ArticleFig(id=1215304253560771208, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=EN, label=Fig. 8, caption=
Diagram of prediction method, figureFileSmall=X1+nCQchLIcok0cOtQO0vA==, figureFileBig=0sKW56jya1ve1mo4qtmuhQ==, tableContent=null), ArticleFig(id=1215304253636268690, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=CN, label=图8, caption=
预测方法示意图, figureFileSmall=X1+nCQchLIcok0cOtQO0vA==, figureFileBig=0sKW56jya1ve1mo4qtmuhQ==, tableContent=null), ArticleFig(id=1215304253690794646, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=EN, label=Fig. 9, caption=
Accuracy and loss graphs for the training and validation datasets, figureFileSmall=JTAgPsB1ZkyNvZVxUZR9RA==, figureFileBig=hhGyXyEOXsFGNKpQbDhgbg==, tableContent=null), ArticleFig(id=1215304253770486424, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=CN, label=图9, caption=
训练集和验证集的准确率和损失值, figureFileSmall=JTAgPsB1ZkyNvZVxUZR9RA==, figureFileBig=hhGyXyEOXsFGNKpQbDhgbg==, tableContent=null), ArticleFig(id=1215304253850178206, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=EN, label=Fig. 10, caption=
Comparison of mangrove identification results in the test area, figureFileSmall=oeB8a6DMjNkhgvpKh6qBOQ==, figureFileBig=jR/1wfEkAt2LuM0BX+v+CA==, tableContent=null), ArticleFig(id=1215304253950841505, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=CN, label=图10, caption=
测试区红树林识别结果对比图, figureFileSmall=oeB8a6DMjNkhgvpKh6qBOQ==, figureFileBig=jR/1wfEkAt2LuM0BX+v+CA==, tableContent=null), ArticleFig(id=1215304255213327016, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=EN, label=Fig. 11, caption=
Difference images for the six methods in the test area, figureFileSmall=lnuDq4ov0RlEM5IRboJUyw==, figureFileBig=nuyRe4IaenhqZuuY0kzXxA==, tableContent=null), ArticleFig(id=1215304255305601709, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=CN, label=图11, caption=
测试区域6种方法的差分图像, figureFileSmall=lnuDq4ov0RlEM5IRboJUyw==, figureFileBig=nuyRe4IaenhqZuuY0kzXxA==, tableContent=null), ArticleFig(id=1215304255402070706, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=EN, label=Table 1, caption=
GF-1 satellite image parameters
, figureFileSmall=null, figureFileBig=null, tableContent=
| 载荷 | 谱段号 | 谱段范围/μm | 空间分辨率/m | 幅宽/km |
| 全色相机 | 1 | 0.45~0.90 | 2 | 60 |
| 多光谱相机 | 2 | 0.45~0.52 | 8 | 60 |
| 3 | 0.52~0.59 | 8 | 60 |
| 4 | 0.63~0.69 | 8 | 60 |
| 5 | 0.77~0.89 | 8 | 60 |
), ArticleFig(id=1215304255485956787, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=CN, label=表1, caption=
GF-1卫星影像参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 载荷 | 谱段号 | 谱段范围/μm | 空间分辨率/m | 幅宽/km |
| 全色相机 | 1 | 0.45~0.90 | 2 | 60 |
| 多光谱相机 | 2 | 0.45~0.52 | 8 | 60 |
| 3 | 0.52~0.59 | 8 | 60 |
| 4 | 0.63~0.69 | 8 | 60 |
| 5 | 0.77~0.89 | 8 | 60 |
), ArticleFig(id=1215304255569842871, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=EN, label=Table 2, caption=
Network training parameters setting
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 具体设置 |
| 批处理大小 | 16 |
| 学习率 | 0.000 1 |
| 训练次数 | 300 |
| 优化器 | Adam |
), ArticleFig(id=1215304255628563132, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=CN, label=表2, caption=
网络训练参数设置
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 具体设置 |
| 批处理大小 | 16 |
| 学习率 | 0.000 1 |
| 训练次数 | 300 |
| 优化器 | Adam |
), ArticleFig(id=1215304255712449217, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=EN, label=Table 3, caption=
Test area 1 precision evaluation results
, figureFileSmall=null, figureFileBig=null, tableContent=
| 测试区 | CU-Net | | U-Net | | SegNet | | DenseNet | | SVM | | RF |
| 红树林 | 其他树木 | 红树林 | 其他树木 | 红树林 | 其他树木 | 红树林 | 其他树木 | 红树林 | 其他树木 | 红树林 | 其他树木 |
| 总体精度/% | 94.00 | | 91.54 | | 92.01 | | 88.33 | | 79.80 | | 73.91 |
| 平均交并比/% | 87.21 | 83.35 | 83.36 | 76.18 | 65.31 | 60.59 |
| F1-分数/% | 95.78 | 89.16 | 93.39 | 84.29 | 94.42 | 85.26 | 91.13 | 72.09 | 83.46 | 54.81 | 75.45 | 54.60 |
), ArticleFig(id=1215304255796335300, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=CN, label=表3, caption=
测试区域1的精度评价结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 测试区 | CU-Net | | U-Net | | SegNet | | DenseNet | | SVM | | RF |
| 红树林 | 其他树木 | 红树林 | 其他树木 | 红树林 | 其他树木 | 红树林 | 其他树木 | 红树林 | 其他树木 | 红树林 | 其他树木 |
| 总体精度/% | 94.00 | | 91.54 | | 92.01 | | 88.33 | | 79.80 | | 73.91 |
| 平均交并比/% | 87.21 | 83.35 | 83.36 | 76.18 | 65.31 | 60.59 |
| F1-分数/% | 95.78 | 89.16 | 93.39 | 84.29 | 94.42 | 85.26 | 91.13 | 72.09 | 83.46 | 54.81 | 75.45 | 54.60 |
), ArticleFig(id=1215304255905387205, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=EN, label=Table 4, caption=
Test area 2 precision evaluation results
, figureFileSmall=null, figureFileBig=null, tableContent=
| 测试区 | CU-Net | | U-Net | | SegNet | | DenseNet | | SVM | | RF |
| 红树林 | 其他树木 | 红树林 | 其他树木 | 红树林 | 其他树木 | 红树林 | 其他树木 | 红树林 | 其他树木 | 红树林 | 其他树木 |
| 总体精度/% | 94.86 | | 91.28 | | 92.59 | | 86.67 | | 64.38 | | 72.69 |
| 平均交并比/% | 89.03 | 83.77 | 84.74 | 75.03 | 51.60 | 57.30 |
| F1-分数/% | 96.14 | 91.82 | 91.05 | 88.61 | 92.15 | 92.32 | 86.68 | 74.85 | 46.99 | 55.33 | 48.62 | 71.86 |
), ArticleFig(id=1215304255989273287, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211299028617269270, language=CN, label=表4, caption=
测试区域2的精度评价结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 测试区 | CU-Net | | U-Net | | SegNet | | DenseNet | | SVM | | RF |
| 红树林 | 其他树木 | 红树林 | 其他树木 | 红树林 | 其他树木 | 红树林 | 其他树木 | 红树林 | 其他树木 | 红树林 | 其他树木 |
| 总体精度/% | 94.86 | | 91.28 | | 92.59 | | 86.67 | | 64.38 | | 72.69 |
| 平均交并比/% | 89.03 | 83.77 | 84.74 | 75.03 | 51.60 | 57.30 |
| F1-分数/% | 96.14 | 91.82 | 91.05 | 88.61 | 92.15 | 92.32 | 86.68 | 74.85 | 46.99 | 55.33 | 48.62 | 71.86 |
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