Results 41 to 50 of about 1,260,485 (295)

07391 Abstracts Collection – Probabilistic Methods in the Design and Analysis of Algorithms [PDF]

open access: yes, 2007
From 23.09.2007 to 28.09.2007, the Dagstuhl Seminar 07391 "Probabilistic Methods in the Design and Analysis of Algorithms''was held in the International Conference and Research Center (IBFI), Schloss Dagstuhl.
Teng, Shang-Hua   +3 more
core   +1 more source

Objective Assessment of Maritime VHF Communication Competence Using a Real-Time Simulation Framework [PDF]

open access: yesTransNav
VHF radiotelephony remains a fundamental component of maritime safety and is mandated by the STCW Convention as an essential operational competency for seaferer.
Xuan Long Nguyen   +2 more
doaj   +1 more source

Accurate Algorithms for Spatial Operations on the Spheroid in a Spatial Database Management System

open access: yesApplied Sciences, 2021
Some of the most powerful spatial analysis software solutions (Oracle, Google Earth Engine, PostgreSQL + PostGIS, etc.) are currently performing geometric calculations directly on the ellipsoid (a quadratic surface that models the earth shape), with a ...
José Carlos Martínez-Llario   +2 more
doaj   +1 more source

Improved approximation algorithms for optimization problems in graphs with superlogarithmic treewidth [PDF]

open access: yes, 2003
In this paper we present two novel generic schemes for approximation algorithms for optimization to partial k-trees. Our first scheme yields deterministic polynomialtime algorithms achieving typically an approximation factor of k/ log n, where k
Chlebikova, Janka   +14 more
core   +1 more source

Forecasting the Dialysis Burden in Japan: Validation‐Based Projections of Prevalence and Incidence Through 2050

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Japan has one of the highest dialysis prevalence rates worldwide and a shrinking, aging population. Whether dialysis burden has entered a sustained post‐peak phase or whether recent declines partly reflect pandemic‐related disruptions remains uncertain.
Hatice Şahin   +2 more
wiley   +1 more source

Higher-order finite-difference methods for partial differential equations [PDF]

open access: yes, 1997
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.This thesis develops two families of numerical methods, based upon rational approximations having distinct real poles, for solving first- and second-order ...
Cheema, Tasleem Akhter
core   +7 more sources

Study of North Finding System with Low-cost MEMS Gyro Sensor and 3-axis Small Turntable under Non horizontal and Magnetically Disturbed Environments for UUVs [PDF]

open access: yesTransNav
This study developed a north-finding system using low-cost sensors and a small 3-axis turntable, even in non-horizontal and magnetically disturbed environments.
Taisei Hayashi, Daisuke Terada
doaj   +1 more source

Association Between Individualized Education for Kidney Replacement Therapy Modality Selection and Peritoneal Dialysis Initiation: A Cross‐Sectional Study

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction Peritoneal dialysis (PD) is an established home‐based kidney replacement therapy (KRT), but its uptake remains low in Japan. We evaluated whether individualized education in a dedicated outpatient clinic was associated with the initiation of PD.
Yasuko Ito   +7 more
wiley   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Methods and Algorithms for Correlation Analysis in R [PDF]

open access: yesJournal of Open Source Software, 2020
Correlations tests are arguably one of the most commonly used statistical procedures, and are used as a basis in many applications such as exploratory data analysis, structural modelling, data engineering etc. In this context, we present correlation, a toolbox for the R language and part of the easystats collection, focused on correlation analysis. Its
Dominique Makowski   +3 more
openaire   +2 more sources

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