湛江港水体夏季后向散射特性Backscattering Characteristics of Zhanjiang Harbor Waters in Summer
刘大召,余果
摘要(Abstract):
【目的】研究湛江港水体夏季后向散射特性。【方法】利用2017年夏季湛江港海域的航次数据,采用实验与对比分析的方法,研究湛江港海域水体的后向散射系数的光谱特性、空间分布,分析后向散射系数与悬浮泥沙浓度的关系。【结果】湛江港海域水体的后向散射系数的光谱模型符合乘幂的形式,波长指数(n)为1.61。后向散射系数的空间分布呈现近岸高值,外海低值的特点。后向散射系数与悬浮泥沙浓度存在良好的线性回归关系,决定系数(R2)为0.707 2。【结论】水体的后向散射系数可用于水体悬浮泥沙浓度的遥感反演。
关键词(KeyWords): 湛江港;后向散射系数;悬浮泥沙
基金项目(Foundation): 国家自然科学基金项目(41340049);; 广东省科技计划项目(2016A020222016);; 广东海洋大学创新强校项目(Q16147);广东海洋大学项目(C14152,C15403,C17077)
作者(Author): 刘大召,余果
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