نتایج جستجو برای: clinical estimation

تعداد نتایج: 1415750  

2007
Akinola S. Shittu Oluwafemi Kuti Ernest O. Orji Niyi O. Makinde Solomon O. Ogunniyi Oluwagbemiga O. Ayoola Salami S. Sule

A prospective study was conducted at Obafemi Awolowo University Teaching Hospital Complex, Ile-Ife, Nigeria, between 3 January and 31May 2004, to compare the accuracy of clinical and ultrasonographic estimation of foetal weight at term. One hundred pregnant women who fulfilled the inclusion criteria had their foetal weight estimated independently using clinical and ultrasonographic methods. Acc...

Journal: :EURASIP J. Adv. Sig. Proc. 2009
Vincent Auvray Patrick Bouthemy Jean Liénard

This paper is concerned with the estimation of the motions and the segmentation of the spatial supports of the different layers involved in transparent X-ray image sequences. Classical motion estimation methods fail on sequences involving transparent effects since they do not explicitly model this phenomenon. We propose a method that comprises three main steps: initial blockmatching for two-lay...

Journal: :Medical image computing and computer-assisted intervention : MICCAI ... International Conference on Medical Image Computing and Computer-Assisted Intervention 2011
Moti Freiman Stephan D. Voss Robert V. Mulkern Jeannette M. Perez-Rossello Simon K. Warfield

We present a new method for the uncertainty estimation of diffusion parameters for quantitative body DW-MRI assessment. Diffusion parameters uncertainty estimation from DW-MRI is necessary for clinical applications that use these parameters to assess pathology. However, uncertainty estimation using traditional techniques requires repeated acquisitions, which is undesirable in routine clinical u...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم پایه 1394

چکیده در این پایان نامه ضمن معرفی توزیع وایبل، برآوردگر درستنمایی ماکزیمم و بیز پارامتر مقیاس توزیع وایبل با داده های سانسور شده را با استفاده از توزیع پیشین جفری و توزیع پیشین جفری تعمیم یافته تحت توابع میانگین مربع خطا و میانگین درصد خطا محاسبه و با یکدیگر مقایسه شده اند. در پایان ضمن مقایسه کارایی برآوردگرها نتیجه می شود که پارامتر برآورد شده توزیع وایبل بدست آمده از روش بیز با توزیع پیشین ...

2017
Mayumi Kamada Toshiaki Katayama Shuichi Kawashima Ryosuke Kojima Masahiko Nakatsui Yasushi Okuno

Clinical interpretation for variants of uncertain significance is important to provide appropriate medical treatment. However, enormous effort and specialized knowledge are required to give a clinical interpretation to variants. To reduce the burden, it is necessary to develop an automated estimation system of clinical significance using aggregated knowledge from public databases and literature...

Journal: :Prehospital and disaster medicine 2007
Brett Williams Mal Boyle

OBJECTIVES There are many patient assessment challenges in the prehospital setting, especially the estimation of external blood loss. Previous studies of experienced paramedics have demonstrated that external blood loss estimation is highly inaccurate. The objective of this study was to determine if undergraduate paramedic students could accurately estimate external blood loss on four surfaces ...

Journal: :Actas espanolas de psiquiatria 2014
Cristián Oyanadel Gualberto Buela-Casal

INTRODUCTION The study of time perception and mental illness has given priority to time estimation over time perspective. Considering Zimbardo’s theory on five dimensions of time perspective, and balanced time perspective profile, this study has aimed to compare people with severe mental illness (SMI) and healthy people, with measurements of time perspective and time estimation and to assess wh...

Journal: :AJNR. American journal of neuroradiology 2014
A Plaisier K Pieterman M H Lequin P Govaert A M Heemskerk I K M Reiss G P Krestin A Leemans J Dudink

BACKGROUND AND PURPOSE Neonatal DTI enables quantitative assessment of microstructural brain properties. Although its use is increasing, it is not widely known that vast differences in tractography results can occur, depending on the diffusion tensor estimation methodology used. Current clinical work appears to be insufficiently focused on data quality and processing of neonatal DTI. To raise a...

Journal: :amirkabir international journal of modeling, identification, simulation & control 2015
montadher sami shaker

this paper presents a new observer design methodology for a time varying actuator fault estimation. a new linear matrix inequality (lmi) design algorithm is developed to tackle the limitations (e.g. equality constraint and robustness problems) of the well known so called fast adaptive fault estimation observer (fafe). the fafe is capable of estimating a wide range of time-varying actuator fault...

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