نتایج جستجو برای: عکاسی hdr

تعداد نتایج: 3411  

Journal: :The European respiratory journal 1996
G U Meduri

The host defence response (HDR) to insults is similar regardless of the tissue involved and consists of an interactive network of simultaneously activated pathways that act in synergy to increase the host's chance of survival. Among this cascade of integrated pathways, three aspects of the HDR, inflammation, coagulation and tissue repair, are analysed separately to explain the histological and ...

Journal: :EURASIP J. Image and Video Processing 2015
Saghi Hajisharif Joel Kronander Jonas Unger

With the development of modern image sensors enabling flexible image acquisition, single shot high dynamic range (HDR) imaging is becoming increasingly popular. In this work, we capture single shot HDR images using an imaging sensor with spatially varying gain/ISO. This allows all incoming photons to be used in the imaging. Previous methods on single shot HDR capture use spatially varying neutr...

2018
Wojciech Burchardt Janusz Skowronek

Purpose To investigate the differences in prostate-specific antigen (PSA) bounce (PB) after high-dose-rate (HDR-BT) or low-dose-rate (LDR-BT) brachytherapy alone in prostate cancer patients. Materials and methods Ninety-four patients with localized prostate cancer (T1-T2cN0), age ranged 50-81 years, were treated with brachytherapy alone between 2008 and 2010. Patients were diagnosed with aden...

Journal: :iranian journal of neurology 0
omid sadeghi food security research center and department of community nutrition, school of nutrition and food science, isfahan university of medical sciences, isfahan, iran. morteza nasiri department of research committee, school of nursing and midwifery, ahvaz jundishapur university of medical sciences, ahvaz, iran. zahra maghsoudi food security research center and department of community nutrition, school of nutrition and food science, isfahan university of medical sciences, isfahan, iran. naseh pahlavani food security research center and department of community nutrition, school of nutrition and food science, isfahan university of medical sciences, isfahan, iran. masoud rezaie department of research committee, school of nursing and midwifery, isfahan university of medical sciences, isfahan, iran. gholamreza askari food security research center and department of community nutrition, school of nutrition and food science, isfahan university of medical sciences, isfahan, iran.

background: migraine is a chronic disease that affects nearly 6% of men and 18% of women worldwide. there are various drugs, which can successfully decrease migraine symptoms and frequency of migraine attacks, but these drugs usually are expensive. hence, this study aimed to assess the effects of pyridoxine  supplementation on severity, frequency and duration of migraine attacks as well as head...

Journal: :Applied sciences 2023

High-damping rubber (HDR) dampers have the advantages of convenience for various shapes pressure blocks, aesthetic installation, easy maintenance, temperature stability, etc.; thus, they present good application prospects in vibration reduction stay cables. Hence, a model taut cable equipped with two types HDR damper—i.e., damper and tuned mass–high-damping (TM-HDR-D)—is established herein. The...

Journal: :Medicina 2014
Viktoras Rudžianskas Artūras Inčiūra Saulius Vaitkus Evaldas Padervinskis Milda Rudžianskienė Rita Kupčinskaitė-Noreikienė Lina Saltonaitė Alius Noreika Akvilė Statnickaitė Elona Juozaitytė

BACKGROUND AND OBJECTIVE In the last decade, the number of publications that report on the use of external beam radiotherapy and high-dose-rate brachytherapy (HDR-BRT) in the treatment of recurrent head and neck cancer has increased, but no studies compare external beam radiotherapy and HDR-BRT. The aim of this study was to evaluate and to compare the efficacy and toxicity of the three-dimensio...

2010
R. J. SAMWORTH

We study kernel estimation of highest-density regions (HDR). Our main contributions are two-fold. First, we derive a uniform-in-bandwidth asymptotic approximation to a risk that is appropriate for HDR estimation. This approximation is then used to derive a bandwidth selection rule for HDR estimation possessing attractive asymptotic properties. We also present the results of numerical studies th...

2005
Hideaki Takahashi Kimio Watanabe Toshiyuki Hashida

A concept of "Fractal Fracture Mechanics" for HDR .(Hot Dry Rock) geothermal reservoir design has been developed as an extension of conventional rock fracture mechanics. It is suggested that this concept is successfully applicable to characterize and model subsurface fracture network in HDR geothermal reservoir. Furthermore, this modeling procedure makes it possible to evaluate the thermal ener...

چکیده از زمان ورود دوربین به ایران در دوره محمدشاه و به خصوص در عصر ناصری، عکاسی به صورت فنی شاهانه در خدمت سلاطین قاجاری قرار گرفت تا این که در دوره مشروطه، صنعت عکاسی از انحصار دربار خارج گردید و به میان مردم رفت، البته شواهد متعدد حاکی از آن هستند که روند عمومی شدن عکاسی از دوره پیشامشروطه آغاز شده بود اما انقلاب مشروطه در این روند جهش بزرگی ایجاد نمود. به رغم عمومی شدن عکاسی، تا اوایل قرن چ...

Journal: :Proceedings of SPIE--the International Society for Optical Engineering 2014
Xiaofeng Yang Peter Rossi Tomi Ogunleye Ashesh B. Jani Walter J. Curran Tian Liu

High-dose-rate (HDR) brachytherapy has become a popular treatment modality for localized prostate cancer. Prostate HDR treatment involves placing 10 to 20 catheters (needles) into the prostate gland, and then delivering radiation dose to the cancerous regions through these catheters. These catheters are often inserted with transrectal ultrasound (TRUS) guidance and the HDR treatment plan is bas...

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