Results 11 to 20 of about 403,995 (295)

A modified sentinel node and occult lesion localization (SNOLL) technique in non-palpable breast cancer. A pilot study [PDF]

open access: yes, 2015
Background: The spread of mammographic screening programs has allowed an increasing amount of early breast cancer diagnosis. A modern approach to non-palpable breast lesions requires an accurate intraoperative localization, in order to achieve a ...
Anibaldi, Paolo   +8 more
core   +2 more sources

News from SASPREN: A working group of the South African Academy of Family Practice/Primary Care

open access: yesSouth African Family Practice, 1997
No abstract available.
Pierre J.T. de Villiers
doaj   +1 more source

ІМПУЛЬСНИЙ ПЕРЕТВОРЮВАЧ ПОСТІЙНОЇ НАПРУГИ З ДОЗОВАНИМ ВІДБИРАННЯМ ТА ПЕРЕДАВАННЯ ЕНЕРГІЇ

open access: yesТехнічна електродинаміка, 2020
Описано новий резонансний перетворювач напруги понижувального/підвищувального типу з дозованим від-биранням енергії з мережі постійного (випрямленого) струму і дозованим її передаванням у навантаження.
І.В. Волков   +1 more
doaj   +1 more source

Comparisons of Uniform and Variable Rate Nitrogen Fertilizer Applications in Real Conditions - Evaluation of Potential Impact on the Yield of Wheat Available for Use in Animal Feed

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2021
The presented research deals with the variable application of N fertilizers (VRA NF) in the stand of winter wheat and with possibilities for evaluating the effect of such application on grain yield.
Jakub Elbl   +4 more
doaj   +1 more source

Evaluation of Landsat-8 and Sentinel-2A Aerosol Optical Depth Retrievals Across Chinese Cities and Implications for Medium Spatial Resolution Urban Aerosol Monitoring [PDF]

open access: yes, 2019
In urban environments, aerosol distributions may change rapidly due to building and transport infrastructure and human population density variations.
Huang, Haiyan   +4 more
core   +2 more sources

Indigenous peoples as sentinels of change in human‐wildlife relationships: Conservation status of mountain goats in Kitasoo Xai'xais territory and beyond

open access: yesConservation Science and Practice, 2022
Local people can act as sentinels for change, especially for wildlife populations not monitored by centralized governments. Responding to concern expressed by the Kitasoo Xai'xais (KX) First Nation over a decline in mountain goat (Oreamnos americanus ...
Tyler D. Jessen   +6 more
doaj   +1 more source

Super-resolving multiresolution images with band-independant geometry of multispectral pixels [PDF]

open access: yes, 2016
A new resolution enhancement method is presented for multispectral and multi-resolution images, such as these provided by the Sentinel-2 satellites. Starting from the highest resolution bands, band-dependent information (reflectance) is separated from ...
Brodu, Nicolas
core   +5 more sources

Evaluation of Semantic Segmentation Methods for Land Use with Spectral Imaging Using Sentinel-2 and PNOA Imagery

open access: yesRemote Sensing, 2021
Land use classification using aerial imagery can be complex. Characteristics such as ground sampling distance, resolution, number of bands and the information these bands convey are the keys to its accuracy. Random Forest is the most widely used approach
Oscar D. Pedrayes   +4 more
doaj   +1 more source

Carbon dioxide baited trap catches do not correlate with human landing collections of Anopheles aquasalis in Suriname [PDF]

open access: yes, 2011
Three types of carbon dioxide-baited traps, i.e., the Centers for Disease Control Miniature Light Trap without light, the BioGents (BG) Sentinel Mosquito Trap (BG-Sentinel) and the Mosquito Magnet® Liberty Plus were compared with human landing ...
Andriessen, R.   +4 more
core   +4 more sources

A Combined Strategy of Improved Variable Selection and Ensemble Algorithm to Map the Growing Stem Volume of Planted Coniferous Forest

open access: yesRemote Sensing, 2021
Remote sensing technology is becoming mainstream for mapping the growing stem volume (GSV) and overcoming the shortage of traditional labor-consumed approaches.
Xiaodong Xu   +5 more
doaj   +1 more source

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