Results 121 to 130 of about 5,569,552 (285)

First Results from Virtual Reference Station (VRS) and Precise Point Positioning (PPP) GPS Research at the Western Australian Centre for Geodesy

open access: yes, 2005
Over the past 18 months, a team in the Western Australian Centre for Geodesy at Curtin University of Technology, Perth, has been researching the optimum configurations to achieve long-range and precise GPS-based aircraft positioning for subsequent ...
Featherstone, Will   +6 more
core  

High‐Sugar Diet and Intestinal Diseases: A Shared Microbiota–Barrier–Immunity–Metabolism Axis in Inflammatory Bowel Disease, Food Allergy, and Colorectal Cancer

open access: yesiNew Medicine, EarlyView.
ABSTRACT The global incidence of intestinal diseases—including food allergy, inflammatory bowel disease (IBD), and colorectal cancer (CRC)—continues to escalate in parallel with the expansion of the “Western diet,” within which the high‐sugar diet (HSD) has emerged as a pivotal yet under‐recognized dietary driver.
Yuchen Wang   +9 more
wiley   +1 more source

Tightly coupled multi-frequency PPP-RTK/INS integration model and its application in an urban environment

open access: yesGeo-spatial Information Science
The Precise Point Positioning-Real Time Kinematic (PPP-RTK) technique, which provides centimeter-level positioning with instantaneous ambiguity resolution, is considered as a potential tool for intelligent vehicle applications.
Hang Zhu   +3 more
doaj   +1 more source

ECEF Position Accuracy and Reliability: Inertial Navigation with GNSS Precise Point Positioning (PPP)

open access: yes, 2020
This report presents experimental results for a moving platform using GPS PPP data for state estimation. Results from two PPP GPS state estimation approaches are presented: point-wise least squares (LS) and aided inertial navigation (INS). The point-wise LS results provide information about the accuracy and reliability of PPP GPS information at each ...
Rahman, Farzana   +2 more
openaire   +1 more source

Remote Sensing for Irrigation Water Management—The State of the Art and Prospects for Near‐Future Operations

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT A recent UN report describes many regions as facing ‘water bankruptcy,’ a condition in which available water resources can no longer meet existing demands. In practice, this means irrigation will likely bear the greatest burden of future water‐use reductions, a complicated and fraught decision to make given its critical role in food security ...
Wim G. M. Bastiaanssen   +30 more
wiley   +1 more source

Time‐ and Temperature‐Dependent Response of Acquired FV Inhibitors: Implications for Laboratory Diagnosis and Clinical Management

open access: yesJournal of Clinical Laboratory Analysis, EarlyView.
This in vitro workflow illustrates the time‐and temperature‐dependent behavior of acquired FV inhibitors. Patient plasma was centrifuged and serially diluted, followed by parallel incubation at room temperature and 37°C. Serial measurements of APTT mixing test and residual FV activity were recorded across incubation time points to monitor inhibitor ...
Lihua Zhang   +6 more
wiley   +1 more source

A-PPP: Array-aided precise point positioning with global navigation satellites systems

open access: yes, 2012
In this paper, the global navigation satellite system (GNSS) precise point positioning (PPP) concept is generalized to array-aided PPP (A-PPP). A-PPP is a measurement concept tha tuses GNSS data, from multiple antennas in an array of known geometry, to ...
Peter Teunissen (20002758)
core  

Proteomic and Metabolomic Profiling Reveal Mitochondrial Transplantation–Mediated Reprogramming in Gastric Cancer Cells

open access: yesThe Kaohsiung Journal of Medical Sciences, EarlyView.
ABSTRACT Mitochondria provide multiple functions for cellular physiology. Transplantation of mitochondria isolated from gastric epithelial cells GES‐1 reducing the malignancy of gastric cancer cells AGS was previously reported. To elucidate the underlying mechanisms, TMT‐based proteomic analysis coupling ingenuity pathway software prediction revealed ...
Ping‐Chen Chen   +9 more
wiley   +1 more source

Performance of Real-Time Precise Point Positioning

open access: yes, 2013
The IGS Real-time Pilot Project (IGS-RTPP) provides real-time precise orbits and clocks, which support real-time positioning for single stations over large areas using the Precise Point Positioning (PPP) technique.
Hu, Congwei   +5 more
core  

Recent Advances in Conductive Rubber Composites: Progress, Challenges, and Emerging Opportunities

open access: yesMacromolecular Rapid Communications, EarlyView.
This study reviews the recent advances in conductive rubber composites, focusing on key aspects such as material selection, conductive mechanisms, interfacial engineering, processing methods, vulcanization strategies, and practical applications. It also discusses current challenges and highlights emerging directions that are shaping the development of ...
Lu Yin   +3 more
wiley   +1 more source

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