Results 61 to 70 of about 2,117,201 (296)

Differential Acquisition of m-Sequences using Recursive Soft Sequential Estimation

open access: yes, 2005
In this contribution a novel sequential estimation method is proposed for the acquisition of $m$-sequences. This sequential estimation method exploits the principle of iterative soft-in-soft-out (SISO) decoding for enhancing the acquisition performance ...
Yang, L-L., Hanzo, L.
core   +1 more source

Sequential Confidence Intervals for Comparing Two Proportions with Applications in A/B Testing

open access: yesMathematics
This article addresses the use of fixed-width confidence intervals (FWCIs) for comparing two independent Bernoulli populations in A/B testing scenarios.
Jun Hu, Lijia Zheng, Ibtihal Alanazi
doaj   +1 more source

Comparative Evaluation of Hemodiafiltration, Hemoperfusion, and Standard Hemodialysis on Efficacy, Inflammatory Control, Dialysis Adequacy, and Safety in End‐Stage Renal Disease: A Prospective Observational Study

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Chronic micro‐inflammation in patients with end‐stage renal disease (ESRD) is a significant driver of cardiovascular complications and diminished quality of life. While standard hemodialysis (SHD) effectively manages small‐molecule clearance, its ability to remove medium‐to‐large uremic toxins—the primary catalysts of systemic ...
Hongwei Zuo   +5 more
wiley   +1 more source

A Non-Sequential Representation of Sequential Data for Churn Prediction [PDF]

open access: yes, 2009
We investigate the length of event sequence giving best predictions when using a continuous HMM approach to churn prediction from sequential data. Motivated by observations that predictions based on only the few most recent events seem to be the most ...
Eastwood, Mark   +4 more
core   +1 more source

Real-Time DTM Generation with Sequential Estimation and OptD Method

open access: yesApplied Sciences
Data acquisition and simultaneous generation of real-time digital terrain models (DTMs) is a demanding task, due to the vast amounts of observations collected by modern technologies and measurement instruments in a short time.
Wioleta Błaszczak-Bąk   +4 more
doaj   +1 more source

Optical Tracking Data Validation and Orbit Estimation for Sparse Observations of Satellites by the OWL-Net

open access: yesSensors, 2018
An Optical Wide-field patroL-Network (OWL-Net) has been developed for maintaining Korean low Earth orbit (LEO) satellites’ orbital ephemeris. The OWL-Net consists of five optical tracking stations.
Jin Choi   +5 more
doaj   +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

Acquisition of m-Sequences using Soft Sequential Estimation

open access: yes, 2004
—A novel sequential estimation method is proposed for the initial synchronization of pseudonoise (PN) signals derived from -sequences. This sequential estimation method is designed based on the principle of recursive soft-in/soft-out (SISO) decoding, and
Yang, L-L., Hanzo, L.
core   +1 more source

The Sequential Joint-Scatterer InSAR for Sentinel-1 Long-Term Deformation Estimation

open access: yesRemote Sensing
Synthetic Aperture Radar (SAR) and Interferometric SAR (InSAR) techniques have received rapid advance in recent years, and the Multi-temporal InSAR (MT-InSAR) has been widely applied in various earth observations.
Jinbao Zhang   +5 more
doaj   +1 more source

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

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