Results 31 to 40 of about 200,743 (251)

Mathematical analysis for detection probability in cognitive radio networks over wireless communication channels

open access: yesThe Journal of Engineering, 2014
In this study, the authors consider the problem of spectrum sensing based on energy detection method in cognitive radio over wireless communication channels when users experience fading and non-fading effects.
Rohitha Ujjinimatad, Siddarama R. Patil
doaj   +1 more source

AUTHENTICATION, TAMPER LOCALIZATION AND RECTIFICATION ALGORITHM WITH PRIVACY PRESERVATION OF IMAGE FOR THE CLOUD USING HMAC

open access: yesICTACT Journal on Image and Video Processing, 2017
Digital images like military, medical and quality control images are increasingly stored over cloud server. These images need protection against attempts to manipulate them since manipulations could tamper the decisions based on these images, many ...
Sayyada Fahmeeda Sultana, D C Shubhangi
doaj   +1 more source

PGMS: a case study of collecting PDA-based geo-tagged malaria-related survey data. [PDF]

open access: yes, 2014
Using mobile devices, such as personal digital assistants (PDAs), smartphones, tablet computers, etc., to electronically collect malaria-related field data is the way for the field questionnaires in the future.
Lobo, Neil F   +8 more
core   +1 more source

Organización de un programa de dolor agudo (PDA)

open access: yesRevista Médica Clínica Las Condes, 2014
La organización de un Programa de Dolor Agudo (PDA) es un proceso que requiere de algún tiempo para su implementa-ción. No hay consenso respecto a cuál es el mejor tipo de organización.
F. Elizabeth Echeverría
doaj   +1 more source

Analysis of the shear stresses in a filling line of parenteral products [PDF]

open access: yes, 2023
Drug manufacturing consists of a series of operations, generally referred to as formulation, filling, and finishing. Filling represents the most critical step, in which the drug product undergoes different processes, including mixing, pumping, filtration,
Scutellà, Bernadette   +6 more
core  

Pengelolaan Perioperatif Pediatri dengan Patent Ductus Arteriosus dan Trikuspid Regurgitasi Mild Pro Transanal Endorectal Pull-Through

open access: yesJAI (Jurnal Anestesiologi Indonesia), 2021
Latar belakang: Megacolon congenital atau hirschprung disease merupakan penyebab umum obstruksi usus neonatal di mana segmen dari saluran usus bagian distal tidak memiliki elemen sistem saraf enterik yang normal. Transanal endorecral pull-through (TAERPT)
Purwoko Purwoko   +2 more
doaj   +1 more source

Wind Tunnel Study on Migration Characteristics of the Aerosols Released from Point-source in Roughness Sub-layer

open access: yesTaiyuan Ligong Daxue xuebao, 2022
The transportation was simulated of aerosol particles released from point-source over the typical hilly terrain in a wind tunnel. The Particle Dynamic Analysis technique (PDA) was used to investigate the effects of wind speed (1 m/s, 2 m/s), particle ...
Zan GAO   +5 more
doaj   +1 more source

Microneedle‐Delivered PDA@Exo for Multifaceted Osteoarthritis Treatment via PI3K‐Akt‐mTOR Pathway

open access: yesAdvancement of science
Osteoarthritis (OA) is marked by cartilage deterioration, subchondral bone changes, and an inflammatory microenvironment. The study introduces the Microneedle‐Delivered Polydopamine‐Exosome (PDA@Exo MN), a therapeutic that not only preserves cartilage ...
Zihua Li   +12 more
semanticscholar   +1 more source

Advancing HPLC-PDA-HRMS-SPE-NMR Analysis of Coumarins in Coleonema album by Use of Orthogonal Reversed-Phase C18 and Pentafluorophenyl Separations [PDF]

open access: yes, 2017
A hyphenated procedure involving high-performance liquid chromatography, photodiode array detection, high-resolution mass spectrometry, solid-phase extraction, and nuclear magnetic resonance spectroscopy, i.e., HPLC-PDA-HRMS-SPE-NMR, has proven an ...
Simone M. Gramsbergen   +17 more
core   +1 more source

Persistência do ducto arterioso: Relato de caso

open access: yesPubvet, 2020
A cardiopatia congênita mais comum encontrada em cães é a persistência do ducto arterioso (PDA), representando 25 a 30% dos casos, acomete principalmente raças puras com maior frequência em fêmeas.
Fabiana Sperb Volkweis   +3 more
doaj   +1 more source

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