نتایج جستجو برای: شاخص swsi

تعداد نتایج: 74538  

Journal: :Int. J. Applied Earth Observation and Geoinformation 2013
Saeid Hamzeh Abd Ali Naseri Seyed Kazem Alavipanah B. Mojaradi Harm M. Bartholomeus Jan G. P. W. Clevers M. Behzad

The presence of salt in the soil profile negatively affects the growth and development of vegetation. As a result, the spectral reflectance of vegetation canopies varies for different salinity levels. This research was conducted to (1) investigate the capability of satellite-based hyperspectral vegetation indices (VIs) for estimating soil salinity in agricultural fields, (2) evaluate the perfor...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز - دانشکده مهندسی علوم آب 1392

شوری خاک و سفره های آب زیر زمینی کم عمق، دو عامل اصلی هستند که مزارع نیشکر واقع در جنوب غربی ایران را تحت تاثیر منفی قرار می دهند. بنابراین پایش این عوامل در زمین های مذکور، امری ضروری است. اما با توجه به وسعت زیاد مناطق زیر کشت نیشکر و تعداد زیاد این مزارع، امکان کنترل هر مزرعه و رسیدگی به مسائل و مشکلات آنها امری بسیار وقت گیر و پرهزینه می باشد. در این میان استفاده از فن آوری نوین سنجش از دور...

Journal: :CoRR 2017
Shuoxin Ma Tan Wang

In this paper, scalable Whole Slide Imaging (sWSI), a novel high-throughput, cost-effective and robust whole slide imaging system on both Android and iOS platforms is introduced and analyzed. With sWSI, most mainstream smartphone connected to a optical eyepiece of any manually controlled microscope can be automatically controlled to capture sequences of mega-pixel fields of views that are synth...

Journal: :Water 2023

The purpose of this work is to evaluate the applicability five drought indices (Surface Water Supply Index—SWSI, Reclamation Drought Index—RDI, Streamflow Index—SDI, Standardized Precipitation Index—SPI, and Evaporative Demand Index—EDDI) as tools for monitoring, in identifying duration, intensity, frequency hydrological droughts basins Banabuiú, Castanhão, Orós reservoirs, located state Ceará,...

Journal: :Journal of Korea Water Resources Association 2006

Journal: :Water 2023

The devastating socioeconomic impacts of recent droughts have intensified the need for improved drought monitoring in South Africa (SA). This study has shown that not all indices can be universally applicable at regions worldwide, and there is no single index represent aspects droughts. aim this was to review performance applicability Palmer severity (PDSI), surface water supply (SWSI), vegetat...

2014
Alicia Jago Tewa Kpulun Kathleen M. Raley-Susman Jenny Magnes

This study demonstrates an inexpensive and straightforward technique that allows the measurement of physical properties such as position, velocity, acceleration and forces involved in the locomotory behavior of nematodes suspended in a column of water in response to single wavelengths of light. We demonstrate how to evaluate the locomotion of a microscopic organism using Single Wavelength Shado...

2009
Ioannis Korkontzelos Ioannis P. Klapaftis Suresh Manandhar

Word Sense Induction (WSI) is the task of identifying the different senses (uses) of a target word in a given text. This paper focuses on the unsupervised estimation of the free parameters of a graph-based WSI method, and explores the use of eight Graph Connectivity Measures (GCM) that assess the degree of connectivity in a graph. Given a target word and a set of parameters, GCM evaluate the co...

Journal: :Beijing da xue xue bao. Yi xue ban = Journal of Peking University. Health sciences 2010
Ya-bo Wang Yu Mao Qiang Wei Tai-xiang Wu Qiang Dong

OBJECTIVE To assess the effectiveness of dapoxetine in the treatment of premature ejaculation. METHODS Both English and Chinese studies involving men with prematrue ejaculation who were treated with dapoxetine from the Cochrane Library, MEDLINE, EMBASE and CNKI, CBM, VIP between 1979 and 2009.were included in the randomized controlled trials (RCTs) and the data processed by RevMan. RESULTS ...

Journal: :Journal of The Korean Society of Agricultural Engineers 2006

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