Results 11 to 20 of about 261,477 (240)

Fractionation of lead in soil by isotopic dilution and sequential extraction [PDF]

open access: yes, 2011
‘Reactivity’ or ‘lability’ of lead is difficult to measure using traditional methods. We investigated the use of isotopic dilution with 204Pb to determine metal reactivity in four soils historically contaminated with contrasting sources of Pb, including (
A. M. Tye   +37 more
core   +2 more sources

PDF-Malware Detection: A Survey and Taxonomy of Current Techniques [PDF]

open access: yes, 2018
Portable Document Format, more commonly known as PDF, has become, in the last 20 years, a standard for document exchange and dissemination due its portable nature and widespread adoption. The flexibility and power of this format are not only leveraged by
Aniello, L.   +3 more
core   +1 more source

Land Usage Identification with Fusion of Thepade SBTC and Sauvola Thresholding Features of Aerial Images Using Ensemble of Machine Learning Algorithms

open access: yesApplied Artificial Intelligence, 2021
Detecting the appropriate usage of a piece of land is known as Land Usage Mining. The key resource to detect the Land Usages is aerial Images. The advancement in technology in form of satellites, drones, unmanned aerial vehicles do capture the tons of ...
Sudeep D. Thepade, Piyush R. Chaudhari
doaj   +1 more source

Retrieval of Brain Tumors by Adaptive Spatial Pooling and Fisher Vector Representation. [PDF]

open access: yesPLoS ONE, 2016
Content-based image retrieval (CBIR) techniques have currently gained increasing popularity in the medical field because they can use numerous and valuable archived images to support clinical decisions.
Jun Cheng   +10 more
doaj   +1 more source

Localization and Bioreactivity of Cysteine-Rich Secretions in the Marine Gastropod Nucella lapillus

open access: yesMarine Drugs, 2021
Marine biodiversity has been yielding promising novel bioproducts from venomous animals. Despite the auspices of conotoxins, which originated the paradigmatic painkiller Prialt, the biotechnological potential of gastropod venoms remains to be explored ...
Mariaelena D’Ambrosio   +4 more
doaj   +1 more source

DC-image for real time compressed video matching [PDF]

open access: yes, 2014
This chapter presents a suggested framework for video matching based on local features extracted from the DC-image of MPEG compressed videos, without full decompression. In addition, the relevant arguments and supporting evidences are discussed.
Ahmed, Amr   +2 more
core   +1 more source

Frequency Extraction of Current Signal Spectral Components:A New Tool for the Detection of Rotor Electrical Faults in Induction Motors [PDF]

open access: yes, 2019
This work expands the classical current signature analysis in induction machines in a two-stage spectral decomposition manner. The proposed methodology can be summarized in two main steps: initially, the current signals are analyzed using a time ...
Arvanitakis, I   +3 more
core   +1 more source

Extracellular miR-6723-5p could serve as a biomarker of limbal epithelial stem/progenitor cell population

open access: yesBiomarker Research, 2022
Background Dysfunction or loss of limbal stem cells can result in limbal stem cell deficiency (LSCD), a disease that cause corneal opacity, pain, and loss of vision.
M. Ruiz   +3 more
doaj   +1 more source

Origin and fate of copper in a small Mediterranean vineyard catchment: New insights from combined chemical extraction and δ65Cu isotopic composition [PDF]

open access: yes, 2013
For centuries, many Mediterranean catchments were covered with vineyards in which copper was widely applied to protect grapevines against fungus. In the Mediterranean-type flow regime, brief and intense flood events increase the stream water discharge by
Aubert, Dominique   +8 more
core   +4 more sources

Analysis of urinary exosomal metabolites identifies cardiovascular risk signatures with added value to urine analysis

open access: yesBMC Biology, 2020
Background Subclinical atherosclerosis may result in fatal cardiovascular (CV) events, but the underlying mechanisms and molecular players leading to disease are not entirely understood.
Marta Agudiez   +8 more
doaj   +1 more source

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