Results 81 to 90 of about 111,209 (320)

Prevalence of thumb sucking in children and its effect on dentoalveolar abnormality, Babol, 2001

open access: yesMajallah-i Dānishgāh-i ̒Ulūm-i Pizishkī-i Bābul, 2003
Background and Objective: The prevalence of thumb sucking is different in various societies according to their socio-economic condition. The objective of this study was to evaluate the prevalence of this habit and its effect on dentoalveolar abnormality ...
M Ghasem Pour, SA Nasrollahi
doaj  

Conservative treatment of complete dislocation of the thumb metacarpal in a hypermobile patient

open access: yesArchives of Trauma Research, 2018
Simultaneous dislocation of the thumb carpometacarpal and metacarpophalangeal joints is an uncommon injury. Stability is the most important factor in the decision of treatment in these rare injuries.
Deniz Aydin, Baris Polat
doaj   +1 more source

USBCaptchaIn: Preventing (Un)Conventional Attacks from Promiscuously Used USB Devices in Industrial Control Systems [PDF]

open access: yesarXiv, 2018
Industrial Control Systems (ICS) are sensible targets for high profile attackers and advanced persistent threats, which are known to exploit USB thumb drives as an effective spreading vector. In ICSes, thumb drives are widely used to transfer files among disconnected systems and represent a serious security risks, since, they may be promiscuously used ...
arxiv  

Impact of acceleration treatment on treatment plan and delivery qualities in tomotherapy for lung cancer

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Background Acceleration treatment (AT) is a novel treatment planning parameter introduced in the tomotherapy‐dedicated treatment planning system, Precision. This study explores the effects of AT on tomotherapy plans using helical (TomoHelical) and direct (TomoDirect) irradiation techniques.
Ryosuke Shirata   +9 more
wiley   +1 more source

Stereotactic radiosurgery for multiple small brain metastases using gamma knife versus single‐isocenter VMAT: Normal brain dose based on lesion number and size

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose The study evaluates rapid linear accelerator (Linac) single isocenter stereotactic radiosurgery (SRS) with Hyperarc for large target numbers. We compared to Gamma Knife (GK), which suffers from long treatment times and investigated causes of differences. Methods Linac SRS and GK treatment plans for patients receiving 18 Gy to the gross
Abram Abdou   +4 more
wiley   +1 more source

The Five-Minute Rule Ten Years Later, and Other Computer Storage Rules of Thumb [PDF]

open access: yesACM SIGMOD Record 26(4): 63-68 (1997), 1998
Simple economic and performance arguments suggest appropriate lifetimes for main memory pages and suggest optimal page sizes. The fundamental tradeoffs are the prices and bandwidths of RAMs and disks. The analysis indicates that with today's technology, five minutes is a good lifetime for randomly accessed pages, one minute is a good lifetime for two ...
arxiv  

In vivo transit dosimetry methodology for whole breast intensity modulated radiation therapy

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Background In vivo transit dosimetry using an electronic portal imaging device (EPID‐IVTD) is an important tool for verifying the accuracy of radiation therapy treatments. Despite its potential, the implementation of EPID‐IVTD in breast intensity modulated radiation therapy (IMRT) treatments has not yet been standardized, limiting its clinical
Lucia Zirone   +8 more
wiley   +1 more source

A Sentimental Education: Sentiment Analysis Using Subjectivity Summarization Based on Minimum Cuts [PDF]

open access: yesProceedings of the 42nd ACL, pp. 271--278, 2004, 2004
Sentiment analysis seeks to identify the viewpoint(s) underlying a text span; an example application is classifying a movie review as "thumbs up" or "thumbs down". To determine this sentiment polarity, we propose a novel machine-learning method that applies text-categorization techniques to just the subjective portions of the document. Extracting these
arxiv  

Development of a generic focal spot measurement method suitable for bore‐type linacs

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose In linear accelerators, deviations in the x‐ray focal spot position significantly affect the accuracy of radiation therapy. However, as the focal spot position in bore‐type linac systems such as the Radixact system, cannot be assessed using conventional methods, a new evaluation method is required.
Hidetoshi Shimizu   +5 more
wiley   +1 more source

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