unmixing相关论文
Hyperspectral image unmixing algorithm based on endmember-constrained nonnegative matrix factorizati
The objective function of classical nonnegative matrix factorization (NMF) is non-convexity, which affects the obtaining......
Reconstruction of Ore-controlling Structures Resulting from Magmatic Intrusion into the Tongling Ore
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......
基于稀疏性的高光谱解混是近年来高光谱混合像元分解的研究热点。主要研究了L1正则化的高光谱混合像元分解算法。首先分析了L1正则......
光谱解混是高光谱技术中的关键部分，对地物成分的定量分析至关重要。线性光谱解混方法在计算端元丰度时，大多需要涉及矩阵求逆或方阵......
非负矩阵分解(NMF)由于其非负性和分块表征能力,使得该算法大量的应用于机器学习和信号处理等相关领域。经典NMF与线性混合的高光......
基于光谱库的高光谱稀疏解混技术近年来得到了人们的关注,该技术利用光谱库中光谱样本作为端元,将解混问题转化为稀疏表示问题。然......
传统的混合像元分解一般是基于固定端元的,然而实际上影像中像元并非都由完全相同的端元组成。基于波谱库,将端元选取和丰度反演合......
MCMC方法是一种动态的参数估计方法,研究MCMC方法在遥感影像混合像元分解中的应用。传统的混合像元分解一般是基于固定端元的,而实......
B2 adrenergic receptors and morphological changes of the enteric nervous system in colorectal adenoc
AIM To study the morphology of the enteric nervous system and the expression of beta-2 adrenergic(B2A) receptors in prim......
非负矩阵分解(NMF)可以将一个非负的矩阵分解为左右两个非负矩阵的乘积,广泛应用于高光谱影像解混。介绍了非负矩阵分解和高光谱解......
传统的非负矩阵分解方法应用在高光谱像元分解时,混合像元分解用到的初始值是随机产生的,会影响像元的解混效果。为了解决该问题,......
针对线性稀疏解混模型无法准确识别真实端元造成丰度估计误差较大的问题,本文提出一种基于自适应冗余字典的高光谱混合像元解混算......
开展了基于高光谱成像的目标探测方法研究,提出了目标与背景最佳分离变换、最小噪声分离变换、目标解混探测等方法用于目标探测,并......
现有遥感图像的许多分类方法大都忽略了混合像元存在的事实,通过理解遥感影像像元点目标的空间分布特性,提出基于Hopfield神经网络......
光谱解混是高光谱技术中的关键部分,对地物成分的定量分析至关重要。线性光谱解混方法在计算端元丰度时,大多需要涉及矩阵求逆或方......
利用线性解混合方法处理高光谱图像数据,需要获取存在于光谱图像中的纯光谱.目前的纯光谱提取方法都需要复杂的运算,并且都没有被......
为了提高高光谱图像混合像元分解的精度,对基于稀疏性的线性混合像元分解方法进行研究。采用一种迭代加权的L1正则化方法进行高光......
In conventional linear spectral mixture analysis model,a class is represented by a single endmember.However,the intra-cl......
Quantifying and mapping heavy metals’ concentrations in the soil are important in monitoring and managing heavy metal p......
Soil Salinity Detection in Semi-Arid Region Using Spectral Unmixing, Remote Sensing and Ground Truth
Soil salinity is one of the serious environmental problems ravaging the soils of arid and semi-arid region, thereby affe......
To solve the problem of the spatial correlation for adjacent areas in traditional spectral unmixing methods, we propose ......
海沟金矿床石英中含丰富的三相ＣＯ２－ＮａＣｌ－Ｈ２Ｏ和两相富ＣＯ２包裹体，并与两相的ＮａＣｌ－Ｈ２Ｏ包裹体共生。成矿流体富含ＣＯ２，并有２种类型和来源：高盐度富ＣＯ２的ＮａＣｌ－Ｈ２Ｏ溶液，来源于浆热液；低......
The quartz in the Haigou gold deposit contains a great abundance of three-phase CO2-NaCl-H2O and two-phase CO2-rich incl......
Linear spectral unmixing algorithm for modelling suspended sediment concentration of flash floods, u
Flash floods are the highest sediment transporting agent,but are inaccessible for in-situ sampling and have rarely been ......
Seasonal variations will cause the differences in the distribution of urban thermal environment. Therefore, it is essent......
