نتایج جستجو برای: hyperspectral imagery

تعداد نتایج: 57811  

2014
Susanne Thulin Michael J. Hill Alex Held Simon Jones Peter Woodgate S. Thulin

Hyperspectral sensors provide the potential for direct estimation of pasture feed quality attributes. However, remote sensing retrieval of digestibility and fibre (lignin and cellulose) content of vegetation has proven to be challenging since tissue optical properties may not be propagated to the canopy level in mixed cover types. In this study, partial least squares regression on spectra from ...

2013
Behnaz Bigdeli Farhad Samadzadegan Peter Reinartz

With recent technological advances in remote sensing sensors and systems, very highdimensional hyperspectral data are available for a better discrimination among different complex landcover classes. However, the large number of spectral bands, but limited availability of training samples creates the problem of Hughes phenomenon or ‘curse of dimensionality’ in hyperspectral data sets. Moreover, ...

Journal: :CoRR 2017
Burak Uzkent Aneesh Rangnekar Matthew J. Hoffman

Hyperspectral imaging holds enormous potential to improve the state-of-the-art in aerial vehicle tracking with low spatial and temporal resolutions. Recently, adaptive multi-modal hyperspectral sensors, controlled by Dynamic Data Driven Applications Systems (DDDAS) methodology, have attracted growing interest due to their ability to record extended data quickly from the aerial platforms. In thi...

2009
Emmett J. Ientilucci Michael Gartley

Traditional approaches to hyperspectral target detection involve the application of detection algorithms to atmospherically compensated imagery. Rather than compensate the imagery, a more recent approach uses physical models to generate radiance signature spaces. The signature space is actually a representation of what the target might look like to the sensor as the reflectance propagates throu...

2001
Rudolf Richter

A method for the radiometric correction of wide field-of-view airborne imagery has been developed that accounts for the angular dependence of the path radiance and atmospheric transmittance functions to remove atmospheric and topographic effects. The first part of processing is the parametric geocoding of the scene to obtain a geocoded, orthorectified image and the view geometry (scan and azimu...

2015
Wei Huang Liang Xiao Hongyi Liu Zhihui Wei

Due to the instrumental and imaging optics limitations, it is difficult to acquire high spatial resolution hyperspectral imagery (HSI). Super-resolution (SR) imagery aims at inferring high quality images of a given scene from degraded versions of the same scene. This paper proposes a novel hyperspectral imagery super-resolution (HSI-SR) method via dictionary learning and spatial-spectral regula...

Journal: :Remote Sensing 2013
Mustafa Mirik R. James Ansley Karl Steddom David C. Jones Charles M. Rush Gerald J. Michels Norman C. Elliott

Remote detection of non-native invasive plant species using geospatial imagery may significantly improve monitoring, planning and management practices by eliminating shortfalls, such as observer bias and accessibility involved in ground-based surveys. The use of remote sensing for accurate mapping invasion extent and pattern offers several advantages, including repeatability, large area coverag...

2010
J. C.-W. Chan J. Vanden Borre F. Canters

Monitoring and reporting on the status of Natura 2000 habitats is an obligation under the 1992 Habitats Directive for each member state of the European Union (EU). Satellite imagery providing up-to-date information for a large areal coverage could be an interesting source to complement conventional, but laborious, field-driven surveying methods. Quality of habitats can be assessed through their...

Journal: :ISPRS - International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences 2016

Journal: :International Journal of Remote Sensing 2023

This article refers to:RETRACTED ARTICLE: Development of a crop‐specific spectral library and discrimination various agricultural crop varieties using hyperspectral imagery

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