Results 21 to 30 of about 972,141 (293)

Comparative study of the qualitative features of the Lithuanian and Latvian monophthongs

Baltistica, 2015
In the present article, a comparative study of the spectral characteristics and distinctive qualitative features of monophthongs of the contemporary Baltic Standard languages pronounced in isolation is described.
Juris Grigorjevs, Jurgita Jaroslavienė
doaj   +3 more sources

APPLICATION OF HYPERSPECTURAL IMAGES AND GROUND DATA FOR PRECISION FARMING

Geography, Environment, Sustainability, 2017
Crops, like other plants, clearly react to various changes in both natural and anthropogenic factors (herbicides, pesticides, fertilizers, etc.), which affects the amount of phytomass, its fractional composition, and developmental and physiological state
Y. Akhtman, E. Golubeva, O. Tutubalina, M. Zimin   +3 more
doaj   +1 more source

The functional organization of area V2, I: Specialization across stripes and layers [PDF]

, 2002
We used qualitative tests to assess the sensitivity of 1043 V2 neurons (predominantly multiunits) in anesthetised macaque monkeys to direction, length. orientation. and color of moving bar stimuli.
Shipp, S, Zeki, S
core   +1 more source

STUDY OF OPTICAL PROPERTIES AND SPECTRAL CHARACTERISTICS OF BRAIN GLIOBLASTOMA AND LUNG ADENOCARCINOMA [PDF]

Научно-технический вестник информационных технологий, механики и оптики, 2018
Subject of Research. The paper presents qualitative analysis of terahertz time-domain spectroscopy application for cancer diagnosis by measurement of the optical properties and spectral characteristics of cancer cells.
Grigorev R.O., Khodzitsky M.K., Tianmiao Zhang, Demchenko P.S.   +3 more
doaj   +1 more source

Saline-Sodic Soil EC Retrieval Based on Box-Cox Transformation and Machine Learning

IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022
Electrical conductivity (EC) is an important index of soil salinity level and an essential factor in judging whether improvement can be made and assessing the improvement, if any.
Xiaojie Li, Yishan Sun, Xiaopeng Chen, Yingye Li, Tao Jiang, Zhengwei Liang   +5 more
doaj   +1 more source

An Alternative Quality Control Technique for Mineral Chemistry Analysis of Portland Cement-Grade Limestone Using Shortwave Infrared Spectroscopy

Remote Sensing, 2016
Shortwave infrared (SWIR) spectroscopy can be applied directly to analyze the mineral chemistry of raw or geologic materials. It provides diagnostic spectral characteristics of the chemical composition of minerals, information that is invaluable for the ...
Nasrullah Zaini, Freek van der Meer, Frank van Ruitenbeek, Boudewijn de Smeth, Fadli Amri, Caroline Lievens   +5 more
doaj   +1 more source

Combining Dark Pixels and Spectral Characteristics for Thin Cloud Removal in High-Resolution Remote Sensing Images

IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
High-resolution optical remote sensing satellites usually refers to Earth observation satellites carrying meter or submeter spatial resolution bands, which are capable of capturing more detailed features of the Earth’s surface.
Tao Jiang, Huanfeng Shen, Huifang Li, Liying Xu   +3 more
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Video Spectral Methods and Tools for Monitoring of Controlled Parameters of Forest Fires and Oil Spill Accidents

Приборы и методы измерений, 2023
The main results of the creation of the domestic complex “Vizir” for measuring bidirectional spectropolarization reflection coefficients and brightness of natural and artificial objects were presented in the article.
A. S. Sizikov, Y. V. Belyaev, I. M. Tsykman, A. P. Popkov   +3 more
doaj   +1 more source

Physical Characteristics of the Spectral States of Galactic Black Holes [PDF]

, 1997
Using simple analytical estimates we show how the physical parameters characterizing different spectral states of the galactic black hole candidates can be determined using spectral data presently available.Comment: 5 pages, 3 figures, to appear in the ...
Krolik, Julian H., Poutanen, Juri, Ryde, Felix   +2 more
core   +3 more sources

OPTICAL PROPERTIES OF AMORPHOUS THIN FILMS OF SODIUM-TUNGSTEN OXIDE BRONZES

Физико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2021
The spectral dependences were measured of the optical density of amorphous thin films of sodium-tungsten oxide bronze of the tetragonal structure and the composition Na0,3WO3, condensed on glass substrates, thermostated at temperatures of 373, 473 and ...
B.M. Khubolov
doaj   +1 more source