Results 101 to 110 of about 4,613,389 (161)

Healthcare Digitalization and Pay-For-Performance Incentives in Smart Hospital Project Financing. [PDF]

Int J Environ Res Public Health, 2020
Moro Visconti R, Morea D.
europepmc   +1 more source

Synergistic augmentation of BDS PPP-B2b: integrating LEO constellations and wide-lane ambiguity resolution for instantaneous convergence. [PDF]

Sci Rep
Zhao Q, Pan S, Gao W, Tao X, Huang H, Zhang M, Wang Q.   +6 more
europepmc   +1 more source

Panel Data Tests of PPP. A Critical Overview [PDF]

This paper reviews panel unit root and cointegration tests in the context of PPP. It highlights various drawbacks of existing methods. First, unit root tests suffer from severe size distortions in the presence of negative moving average errors.
Cerrato, Mario, Caporale, Guglielmo Maria   +1 more
core  

Research on the High-Precision Position Datum Long Baseline Coordinate Transfer Strategy Using BDS-3 High- and Low-Frequency Signals. [PDF]

Sensors (Basel)
Zhou M, Zhang W, Cai H, Wang Z, Xia S, Song Q, Lin S, Qin L.   +7 more
europepmc   +1 more source

Single-base station positioning for photovoltaic power plant inspection UAVs based on PPP-B2b signal. [PDF]

Sci Rep
Zhou L, Xie W, Hu L, Zheng S.
europepmc   +1 more source

PPP und Mittelstand. Untersuchung von 30 ausgewählten PPP-Hochbauprojekten in Deutschland.

, 2008
PPP-Projekte der "zweiten Generation", auch als "PPP im engeren Sinn" oder "echte PPP" bezeichnet, die im Idealfall mindestens vier Lebenszyklusphasen und dabei wesentliehe Teile des Betriebs umfassen, sind inzwischen in Deutschland in größerer Zahl in ...

core  

Impact of Satellite Clock Corrections and Different Precise Products on GPS and Galileo Precise Point Positioning Performance. [PDF]

Sensors (Basel)
Kiliszek D, Korolczuk K.
europepmc   +1 more source

An Investigation of Real-Time Galileo/GPS Integrated Precise Kinematic Time Transfer Based on Galileo HAS Service. [PDF]

Sensors (Basel)
Xu L, Chen S, An Y, Shen P, Xiao X, Chen Q, Wei J, Chen Y, Yu Y.   +8 more
europepmc   +1 more source

An Entropy-Weighted Multi-Factor Ambiguity Subset Selection Algorithm for Partial Ambiguity Resolution in Multi-GNSS and Multi-Frequency Precise Point Positioning. [PDF]

Sensors (Basel)
Zhou M, Qin L, Cui L, Song Q, Lin S, Yan P, Li S, Xie Q, Qin Y, Zhou Z, Wu G.   +10 more
europepmc   +1 more source

Pandemic Relief for Latino-Owned Businesses: Lessons from the Washington DC Metropolitan Area

, 2021
Albro R, Hershberg E.
europepmc   +1 more source