نتایج جستجو برای: envi 43

تعداد نتایج: 95043  

A Khakshour A Khodadad M Ghayour Mobarhan M Najafi M Saeidi MA Kiani SA Jafari

Introduction: Colonoscopy is an invasive method that is painful for patient especially for children. The objective of this research was investigation of the effect of supermint oral drop (peppermint essence) on the patient and colonoscopist group satisfaction during colonoscopy.    Materials and Methods: One hundred and one patient's candidate for colonoscopy was randomly divided into two group...

2004
A. Monti Guarnieri D. Daria C. Cafforio P. Guccione P. Pasquali D. Nüesch D. Small E. Meier Y. L. Desnos

In the paper we provide an overview of a technique for getting repeat pass interferometric surveys by exploiting the very different ASAR modes: Image Mode, Alternating Polarization and Wide-Swath Mode. We briefly discuss the architecture of the modular processor, able to accept any of the cited modes, together with a DEM (if available, if not a global one like GTOPO30 or ENVI is assumed by defa...

2011
Gibel Gaye Hyunju Kim Hyun J. Cho

A water effect correction algorithm was developed by our research team in order to correct/remove water effects for improved detection of SAV (Submerged Aquatic Vegetation) from remotely sensed hyperspectral data. The algorithm was implemented in IDL (Interactive Data Language) and incorporated to ENVI as user-defined module. This paper specifically explains the two different methods in present...

2015
E. K. Leask B. L. Ehlmann

sample is a serpentine conglomerate in a carbonate matrix. A) False color image highlighting spectral diversity; polygons define the regions averaged for endmember spectra. B) Result of minimum distance supervised classification in ENVI. C) Averaged endmember spectra from (A), with USGS reference spectra. IDENTIFICATION AND QUANTIFICATION OF MINERAL ABUNDANCE FROM VSWIR REFLECTANCE SPECTRA IN C...

2001
VERA TRAJKOVSKA

A solid-phase extraction (SPE) method, coupled with HPLC/DAD and GC/FID analysis has been developed for the simultaneous determination of simazine, atrazine and propazine in water samples. The compounds of interest were enriched on Envi-carb SPE tubes. The recoveries for simazine, atrazine and propazine from spiked Nanopure water were 101 5.6 %, 99 4.9 % and 96 5.7 %, respectively. The detectio...

Journal: :Int. Arab J. Inf. Technol. 2014
Habib Mahi Hadria Isabaten Chahira Serief

In this paper, a Zernike moments-based descriptor is used as a measure of shape information for the detection of buildings from Very High Spatial Resolution (VHSR) satellite images. The proposed approach comprises three steps. First, the image is segmented into homogeneous objects based on the spectral and spatial information. MeanShift segmentation method is used for this end. Second, a Zernik...

Journal: :International Journal of Molecular Sciences 2021

2008
Kamaruzaman Jusoff

Individual tree mapping in the forest is usually done by several techniques such as the sequential target and point origin mapping. Generally, the estimation of standing timber volume operation is considered a difficult task as ground survey is expensive. Most of this task is being done on the ground and takes a lot of time to be accomplished. However, the use of airborne remote sensing such as...

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