نتایج جستجو برای: survey method

تعداد نتایج: 1960368  

Journal: :Journal of Image and Graphics 2023

不同于传统图像(如灰度图像、RGB图像等)专注于保存目标场景的空间信息,高光谱图像蕴含丰富的空—谱信息,不仅可以保存目标的空间信息,还可以保存具有高可辨性的光谱信息。因此高光谱图像广泛应用于多种计算机视觉和遥感图像任务中,如目标检测、场景分类和目标追踪等。然而,在高光谱图像获取以及重建过程中仍然存在许多问题与瓶颈。如传统高光谱成像仪器在成像过程中通常会引入噪声,且获得的图像往往具有较低的空间分辨率,极大地影响了高光谱图像的质量,对后续数据分析任务造成了极大的困难。近年来,高光谱图像超分辨率重建技术研究得到了极大的发展,现有超分辨率重建方法可以大致分为两类,一类为空间超分辨率重建方法,可以通过直接提升高光谱图像的空间分辨率来获得高质量高光谱图像;另一类为光谱超分辨率重建方法,可以通过提升高空间分辨率图像的光谱分辨率来生成高质量高光谱图像。本文从高光谱图像超分辨率重建领域的新设计、新方法...

Journal: :Publications of the Astronomical Society of Australia 2001

2000

Organization Democrats far and near acted as if they were ashamed of their own President. His name was barely mentioned in speeches and campaign literature. With an eye to the Gallup polls, which indicated a drop in Mr. Truman’s popularity from a honeymoon percentage of 87 percent to an October brown of 32 percent, they decided then he was to be written off as a loss. Republicans made the most ...

2009
Manoj K. Pandey

In this paper, the trend and determinants of health and poverty among the elderly in rural India is analysed. Two rounds of National Sample Survey (NSS) data for the year 1995-96 and 2004 are employed. The analysis has been done with independent and pooled datasets. Our analysis shows that levels of consumption poverty have declined marginally between 1995-96 and 2004 while increased proportion...

Journal: :Publications of the Astronomical Society of Japan 2021

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد یزد - دانشکده شیمی 1392

in this study, a simple, rapid and selective method was developed for the determination of dexamethasone. the proposed method is based on inhibitory effect of dexamethasone on the oxidation of orange-g by bromate in sulfuric acid media. the reaction was followed spectrophotometrically at 478.5 nm (?max). under optimum experimental conditions, (72.6 ?mol l-1 of orange-g, 0.76 mol l-1 of h2so4, 0...

2011
Richard T. Stone Kristopher Watts Peihan Zhong

Objective: The objective of this study was to evaluate the cognitive and physical impact of virtual reality (VR) integrated training vs. traditional training methods in the domain of weld training. Background: Weld training is very important in various industries and represents a complex skill set appropriate for advanced training intervention. As such, there has been a long search for the most...

Journal: :Human factors 2011
Richard T. Stone Kristopher P. Watts Peihan Zhong Chen-Shuang Wei

OBJECTIVE The objective of this study was to evaluate the cognitive and physical impact of virtual reality (VR) integrated training versus traditional training methods in the domain of weld training. BACKGROUND Weld training is very important in various industries and represents a complex skill set appropriate for advanced training intervention. As such, there has been a long search for the m...

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