watershed相关论文
针对荧光微球图像分割存在粘连及有限标记样本分类困难等问题,提出了一种基于改进分水岭及半监督最小误差重构分类器(SSMREC)的荧......
目前的森林火灾预防主要依赖卫星监控、人工监控和区域巡场等。一种较为经济有效的方法是利用现有的用于区域巡场的监视塔,在其上......
Human activities have significantly changed the transport and fluxes of terrestrial sediment of global rivers,trapping o......
This paper presents a process-based model for runoff generation on slopes. One dimensional kinematic wave theory combin......
Soil organic carbon (SOC) has great impacts on global warming, land degradation and food security. Classic statistical a......
为分析黄河中游流域产输沙对人类干预增强的响应机制,该文选取岔巴沟为坝系小流域研究区,探讨淤地坝的建设和发展对流域内泥沙存贮......
All characteristics of vegetation,runoff and sediment from 1960 to 2010 in the Xiliu Gully Watershed,which is a represen......
An effective damage test method based on a marker-based watershed algorithm with gray control(MWGC) is proposed to study......
In this paper, an elastic particle mesh (EPM) model is presented. It can be used like a cover to sketch images. EPM offe......
流域是水资源管理的基本单位。基于水资源文献的综合分析,讨论了自20世纪以来水资源管理概念、目标及途径的变迁,提出建立流域科学,以......
Nitrobenzene was reported to occur at relatively high concentrations in some Chinese surface water and to cause an envir......
Factors influencing the contents of metals and As in soils around the watershed of Guanting Reservoi
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Identification of causative compounds and microorganisms for musty odor occurrence in the Huangpu Ri
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该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Suspended sediments in fluvial systems originate from a myriad of diffuse and point sources,with the relative contributi......
In order to analyze the impact of the water surface area of a watershed on the design flood,the watershed was classified......
“流域”概念广泛被用于水文和水资源管理研究中。而这一概念只是强调给定空间范围内水和物质的时间分布,且流域边界相对稳定。“......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Land use and landscape change driven by gully land consolidation project:A case study of a typical w
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Watershed transformation is a powerful morphological tool for image segmentation. However, the performance of the image ......
Developed at Colorado State University, CASC2D-SED is a physically-based model simulating the hydrologic response of a w......
Converting farming slope land into artificial forestland or grassland is a major measure of soil/water conservation. Fiv......
In the Huanghe (Yellow) River basin, soil erosion is a serious problem, while runoff and sediment yield simulation has n......
The increase of phosphorus concentration is a crucial factor causing the eutrophication of water body,while land use has......
Agriculture is still the biggest contributor of non-point source (NPS) pollution to water bodies andrunoff discharges of......
An Indicator System for Assessing Soil Erosion in the Loess Plateau Gully Regions:A Case Study in th
The Wangdonggou Watershed on the Loess Plateau in China was selected as the study area to develop a model for soil erosi......
A scheme for watershed protection and landscape enhancement(WPLE) by utilization of river water was proposed to renovate......
The ecological protection of the watersheds in China is being confronted with a lot of problems such as soil and water e......
Streamwater chemistry and flow dynamics along vegetation-soil gradient in a subalpine Abies fabri fo
Streamwater chemistry and spatial flow dynamics from a subalpine Abies fabri forest in an experimental watershed located......
Phosphorus removal by the multipond system sediments receiving agricultural drainage in a headstream
Wetland systems in headstream watersheds are important to control the nonpoint source pollutant phosphorus. Experiments ......
Model calibration and validation are necessary before applying it for scenario assessment and watershed management.This ......
Land use and land cover changes that occurred during the period from 1991 to 2001 in the Jahlma watershed of the Lahaul ......
为了将植物叶片图像中的病斑区域更准确地分割出来,以提高后期病害种类识别的准确率,本文对分水岭算法和k均值聚类算法进行对比,发......
主要介绍了基于图像形态学分水岭算法的菌落图像识别方法.根据菌落图像的基本特征,利用形态学分水岭算法,对图像进行识别和统计.得......
为了防止Watershed算法过分割问题,文中提出一种新改进的基于标记的Watershed自动图像分割方法.文中设计出一种有效的标记自动提取......
目的:调查新疆某流域总α、总β放射性水平在近五年的变化,掌握新疆某流域总α,总β放射性水平状态,为开展环境辐射水平提供依据。......
定量分析血管平滑肌细胞VSMCs(Vascular Smooth Muscle Cells)在剪切力作用下的形态变化有助于理解VSMCs的生长机制以及病理学研究.......
为解决分水岭算法中的过分割现象,提出了一种基于多尺度形态学梯度的谷底填充算法,通过调整填充阈值的方式实现对分割区域数量的控......
该算法将分水岭算法与小波变换相结合,首先利用分水岭算法对彩色图像进行基于肤色特征的预处理,确定类人脸区域,再用双正交小波对......
在图像处理精确分割有用图像的研究中,目前MR脑图分割中边缘定位不准和分割精度不高。为了解决上述问题,提出将标记分水岭算法和小......
主要介绍了一种汽车三孔喇叭开关视觉检测系统的设计,系统通过左右两套工业相机分别采集三孔喇叭开关左右侧接触片部位的图像,通过......
针对分水岭变换图像分割算法浸没效率低的缺陷,本文在分水岭浸没阶段通过使用无效盆地标记数组来优化浸没处理.首先在预处理阶段采......
为避免快速分水岭在CTA图像去骨中存在的过分割现象,采用一种改进的可交互分水岭算法对CTA图像进行去骨研究。改进算法建立在快速......
提出了一种基于分水岭变换的粘连颗粒图像分割方法.首先对图像进行预处理,进行二值化;然后通过距离变换和灰度形态重构得到每个目......
提出一种应用分水岭与区域合并相结合的图像分割算法。本方法首先利用数学形态学分水岭算法对图像进行分割,然后对分割后的图像进......
针对分水岭分割易产生过分割问题,提出一种基于融合自适应形态滤波的分水岭分割算法。该算法对图像进行多结构多尺度自适应形态滤......
生态功能区划是近年来我国着力建设的一个新的关于资源与环境管理的框架。首先简要讨论了生态功能区划的性质,指出生态功能区划是基......
视频对象分割是MPEG(Moving Picture Experts Group)-4视频编码的关键技术.针对常用方法的不足,提出了1种新的视频对象分割算法.形......