نتایج جستجو برای: step rrt

تعداد نتایج: 267653  

Journal: :Robotics and Autonomous Systems 2015
Ahmed Hussain Qureshi Yasar Ayaz

The sampling based motion planning algorithm known as Rapidly-exploring Random Trees (RRT) has gained the attention of many researchers due to their computational efficiency and effectiveness. Recently, a variant of RRT called RRT* has been proposed that ensures asymptotic optimality. Subsequently its bidirectional version has also been introduced in the literature known as Bidirectional-RRT* (...

Journal: :Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association 2013
Cécile Couchoud Emmanuelle Dantony Mad-Hélénie Elsensohn Emmanuel Villar René Ecochard

BACKGROUND Nephrologists need to better understand the impact of their decisions about long-term treatment strategies. Healthcare planning requires the anticipation of demand. Indicators from ESRD registries are especially difficult to interpret when the underlying dynamic process is not well understood. Therefore, we have developed a statistical tool to study the course of incident ESRD patien...

ژورنال: :مجله تحقیقات دامپزشکی (journal of veterinary research) 2015
سمیه ستاری شیدا ورکوهی محمد حسین بنابازی میثم طباطبایی پژوه

زمینه مطالعه: بیماری نیوکاسل یکی از مخرب ترین بیماریهای ویروسی طیور در سرتاسر جهان است. هدف: با توجه به اینکه روش های سنتی قابلیت محدودی در کنترل این بیماری دارند، انجام این مطالعه به منظور استفاده از تکنولوژی های نوین برای تشخیص به موقع بیماری جهت کاهش خسارت پیش روی صنعت طیور می باشد. روش کار: استخراج rna با استفاده از کیت rnease mini و بر اساس دستورالعمل شرکت سازنده انجام شد. rna استخراج شده ...

Journal: :Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association 2009
Kelly V Liang Eddie L Greene Amy W Williams Charles A Herzog David O Hodge Theophilus E Owan Margaret M Redfield

BACKGROUND Chronic kidney disease (CKD) is common in heart failure (HF) and is associated with poor outcomes. Renal replacement therapy (RRT) may be deferred over concerns regarding tolerability and outcomes in HF. Our objectives were to ascertain the incidence of RRT, changes in RRT incidence over time and the association between RRT and survival in hospitalized HF patients. METHODS A retros...

Journal: :International Journal of Agricultural and Biological Engineering 2022

Aiming to realize the obstacle avoidance of fruit tree pruning manipulator in unstructured complex natural environment, an improved bidirectional fast extended random (RRT-Connect) algorithm was presented this study. The and obstacles were properly simplified based on their geometrical characteristics build collision detection models taking account obstacles, ground, itself carry out path plann...

2016
Piotr Czempik Daniel Cieśla Piotr Knapik Łukasz Krzych

INTRODUCTION Acute kidney injury (AKI) remains a serious clinical problem in the intensive care unit (ICU). It constitutes an independent risk factor for mortality, especially when renal replacement therapy (RRT) is required. AIM Due to limited evidence pertaining to timing, choice of RRT modality and lack of studies investigating AKI in Polish ICUs, we sought to analyse outcomes of adult AKI...

Journal: :Complex & Intelligent Systems 2023

Abstract The slow convergence rate and large cost of the initial solution limit performance rapidly exploring random tree star (RRT*). To address this issue, paper proposes a modified RRT* algorithm (defined as FF-RRT*) that creates an optimal with fast rate. An improved hybrid sampling method is proposed to speed up by decreasing iterations overcoming application limitation original towards co...

2016
Bentolhoda Zahraei Mohammad Sadegh Hashemzadeh Mohammad Najarasl Samaneh Zahiriyeganeh Mahdi Tat Maliheh Metanat Nahid Sepehri Rad Behzad Khansari-nejad Ehsan Zafari Mojtaba Sharti Ruhollah Dorostkar

BACKGROUND The Crimean-Congo hemorrhagic fever (CCHF) virus causes severe disease in humans, with a high mortality rate. Since, there is no approved vaccine or specific treatment for CCHF, an early and accurate diagnosis, as well as reliable surveillance, is essential for case management and patient improvement. OBJECTIVES For this research, our aim was to evaluate the application of a novel ...

2014
Meri Poukkanen Juha Koskenkari Suvi T Vaara Ville Pettilä Sari Karlsson Anna-Maija Korhonen Jouko J Laurila Kirsi-Maija Kaukonen Vesa Lund Tero I Ala-Kokko

INTRODUCTION Indications for renal replacement therapy (RRT) have not been generally standardized and vary among intensive care units (ICUs). We aimed to assess the proportion, indications, and modality of RRT, as well as the association between the proportion of RRT use and 90-day mortality in patients with septic shock in Finnish adult ICUs. METHODS We identified patients with septic shock ...

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