Results 21 to 30 of about 391,638 (356)

Principles of CT: Multislice CT [PDF]

open access: yesJournal of Nuclear Medicine Technology, 2008
This article describes the principles and evolution of multislice CT (MSCT), including conceptual differences associated with slice definition, cone beam effects, helical pitch, and helical scan technique. MSCT radiation dosimetry is described, and dose issues associated with MSCT-and with CT in general-as well as techniques for reducing patient ...
openaire   +2 more sources

Feature ranking and rank aggregation for automatic sleep stage classification: a comparative study

open access: yesBioMedical Engineering OnLine, 2017
Background Nowadays, sleep quality is one of the most important measures of healthy life, especially considering the huge number of sleep-related disorders. Identifying sleep stages using polysomnographic (PSG) signals is the traditional way of assessing
Shirin Najdi   +2 more
doaj   +1 more source

Reducing Underachievement and Promoting Critical Thinking Skills in Computer Studies Through a Culturally Sensitive Instructional Method

open access: yesResearch in Education and Learning Innovation Archives, 2023
This study aims to determine the effectiveness of the Culturo-Techno-Contextual Approach (CTCA) on students’ achievement and critical thinking skills in Computer Studies. The study was conducted in two phases. Phase one was a survey of difficult concepts
Olasunkanmi A. Gbeleyi   +2 more
doaj   +1 more source

Postoffer Pre-Placement Screening for Carpal Tunnel Syndrome in Newly Hired Manufacturing Workers [PDF]

open access: yes, 2016
OBJECTIVE: We determined the predictive validity of a post-offer pre-placement (POPP) screen using nerve conduction velocity studies (NCV) to identify future cases of carpal tunnel syndrome (CTS).
Buckner-Petty, Skye   +4 more
core   +2 more sources

Analyzing model uncertainty and economies of scale of the Swedish national freight model to changes in transport demand

open access: yesEuropean Journal of Transport and Infrastructure Research, 2016
The purpose of the paper is to analyze model uncertainty and economies of scale of the Swedish national freight transport model system Samgods to changes in its zone-to-zone base matrices. Even though economies of scale is important for freight transport,
Jonas Westin   +5 more
doaj   +1 more source

Nothing is impossible if you have the right tools and techniques to support

open access: yesIndian Journal of Ophthalmology, 2023
Background: Zonular weakness is a known complication that a surgeon can encounter during cataract surgery. Purpose: The purpose of this video is to make surgeons aware about the different tools and techniques available to handle zonulopathy.
Prajakta Paritekar   +2 more
doaj   +1 more source

Inter- and intra-specific gene-density-correlated radial chromosome territory arrangements are conserved in Old World monkeys [PDF]

open access: yes, 2005
Recently it has been shown that the gene-density correlated radial distribution of human 18 and 19 homologous chromosome territories (CTs) is conserved in higher primates in spite of chromosomal rearrangements that occurred during evolution.
ISHIDA Takafumi   +5 more
core   +1 more source

LEITURA DE IMAGEM: PROPOSIÇÕES E O CASO DE WALL-E

open access: yesVitruvian Cogitationes, 2022
Este artigo tem por objetivo geral apresentar subsídios para uma leitura de imagem. Está estruturado em duas partes distintas. A primeira apresenta propostas de leituras para a imagem fixa e a imagem em movimento.
Murilo Martins, Nelson Silva Junior
doaj   +1 more source

DEVELOPMENT OF A COLLABORATIVE PLATFORM FOR INTELLIGENT TERRITORIAL MAPPING OF THE CITY OF ORAN [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022
In developing countries, sustainable development and territorial intelligence are of greater interest to public authorities and citizens. In Algeria, the combination of resources with technological innovation goes in the direction of building a ...
N. Z. Hadj Kaddour   +4 more
doaj   +1 more source

Diversity and Abundance of Ice Nucleating Strains of Pseudomonas syringae in a Freshwater Lake in Virginia, USA

open access: yesFrontiers in Microbiology, 2017
The bacterium Pseudomonas syringae is found in a variety of terrestrial and aquatic environments. Some strains of P. syringae express an ice nucleation protein (hereafter referred to as Ice+) allowing them to catalyze the heterogeneous freezing of water.
Renée B. Pietsch   +2 more
doaj   +1 more source

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