Results 21 to 30 of about 572,234 (311)

Pilot Design based on Binary Code Multi-pilot Search

open access: yesGuangtongxin yanjiu, 2022
To solve the sparse channel estimation problem in Orthogonal Frequency Division Multiplexing (OFDM) systems, this paper presents a pilot design algorithm based on multi-pilot parallel searching and binary coding.
Hai-yan HUANG   +4 more
doaj   +3 more sources

Sparse Channel Estimation for Massive MIMO-OFDM Systems Over Time-Varying Channels

open access: yesIEEE Access, 2018
For downlink orthogonal frequency division multiplexing-based massive multiple-input-multiple-output transmission over the time-varying channel, channel estimation is very challenging due to numerous channel coefficients to be estimated.
Qibo Qin, Lin Gui, Bo Gong, Sheng Luo
doaj   +1 more source

A Bayesian approach to pilot-pivotal trials for bioequivalence assessment

open access: yesBMC Medical Research Methodology, 2023
Background To demonstrate bioequivalence between two drug formulations, a pilot trial is often conducted prior to a pivotal trial to assess feasibility and gain preliminary information about the treatment effect. Due to the limited sample size, it is not
Duo Lv   +4 more
doaj   +1 more source

TraceMyFish D2.3 Pilot Design and Piloting plan (v1.0)

open access: yes, 2022
The objective of WP2 “Tracking hazards and potential measures” is define and outline the piloting settings so as to track the potential hazards across the Bluebio value chain affecting food quality and safety along three crucial value chains in Europe, and more precisely: 1) the Atlantic salmon value chain, 2) the Atlantic whitefish value chain, and 3)
George-John Nychas   +7 more
openaire   +1 more source

Functional 3D human model design : a pilot study based on surface anthropometry and infrared thermography

open access: yes, 2015
With the rapid development of functional product design, the digital human body applied to design and manufacturing need be improved with more information of the human body. Functional and smart clothing has been a popular trend among consumers.
Chao, H, Luximon, A, Yeung, KW
core   +1 more source

Development of a Virtual Fit Analysis Method for an Ergonomic Design of Pilot Oxygen Mask

open access: yesApplied Sciences, 2021
In the ergonomic design of wearable products such as an oxygen mask, systematic design methods including the analysis of anthropometric information, evaluation of fit, and product design need to utilize 3D human scan data.
Wonsup Lee   +4 more
doaj   +1 more source

TraceMyFish D2.4 Pilot Design and Piloting plan (v2.0)

open access: yes, 2023
The objective of WP2 entitled as “Tracking hazards and potential measures” is to define and outline the corresponding settings of all three pilots of TMF project, so as to enable tracing the potential hazards across the Bluebio value chain affecting food quality and safety along three crucial value chains in Europe, and more precisely: 1) the Atlantic ...
George-John Nychas   +10 more
openaire   +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

City of Pilot Rock transportation system plan : Final report [PDF]

open access: yes, 2001
100 pp. Maps and figures included. Published June 2001. Received from ODOT January 2, 2007.The City of Pilot Rock Transportation System Plan (TSP) guides the management of existing transportation facilities and the design and implementation of future ...
David Evans and Associates   +1 more
core  

A Novel Method of Trajectory Optimization for Underwater Gliders Based on Dynamic Identification

open access: yesJournal of Marine Science and Engineering, 2022
For underwater gliders (UGs), high trajectory accuracy is an important factor in improving the observation of ocean phenomena. In this paper, a novel method of trajectory optimization is proposed to increase the trajectory accuracy of UGs, which is ...
Ming Yang   +4 more
doaj   +1 more source

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