Results 71 to 80 of about 340,630 (342)

Research on Beidou and GPS dual satellite positioning algorithms for substation site positioning

open access: yesInternational Journal of Metrology and Quality Engineering, 2020
With the rapid development of global satellite navigation system technology, multi-mode satellite navigation positioning technology that can be compatible with multiple navigation systems at the same time is bound to become the future development trend ...
Feng Junjie   +3 more
doaj   +1 more source

Routing Unmanned Vehicles in GPS-Denied Environments

open access: yes, 2017
Most of the routing algorithms for unmanned vehicles, that arise in data gathering and monitoring applications in the literature, rely on the Global Positioning System (GPS) information for localization.
Misra, Sohum   +3 more
core   +1 more source

Integrating Spatial Proteogenomics in Cancer Research

open access: yesAdvanced Science, EarlyView.
Xx xx. ABSTRACT Background: Spatial proteogenomics marks a paradigm shift in oncology by integrating molecular analysis with spatial information from both spatial proteomics and other data modalities (e.g., spatial transcriptomics), thereby unveiling tumor heterogeneity and dynamic changes in the microenvironment.
Yida Wang   +13 more
wiley   +1 more source

The application of NAVSTAR Differential GPS to civil helicopter operations [PDF]

open access: yes
Principles concerning the operation of the NAVSTAR Global Positioning Systems (GPS) are discussed. Selective availability issues concerning NAVSTAR GPS and differential GPS concepts are analyzed.
Beser, J., Parkinson, B. W.
core   +1 more source

Use of Technology Global Positioning System (GPS) Receiver Garmin Etrex Vista as a Tool Navigation [PDF]

open access: yes, 2006
Global Positioning System (GPS) is a radio system navigation and positioningusing satellites. By using a GPS receiver, we can determine the position of ourexistence.
Fivtatianti H., SKom. MM Fivtatianti H., SKom. MM   +1 more
core  

Case: The Global Positioning System (GPS) [PDF]

open access: yes, 2014
Abstract : This case uses the development of the Global Positioning System (GPS) to help students develop skills related to decision-making using cost-benefit analysis (CBA). It is the purpose of cost-benefit analysis to weigh the benefits (or justification) of an investment or policy against the potential costs of the investment (or other alternatives)
Katherine LoPiccalo, Jesse M. Cunha
openaire   +1 more source

Did the Indian Green Revolution Change the Farm Size–Productivity Relationship?

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT We examine the relationship between farm size and productivity during India's Green Revolution, a period of rapid technological transformation. Using a unique panel of over 5000 Indian farm households that spans the Green Revolution (1971–1999), we show that the classic (linear) inverse farm size–productivity relationship gradually evolved ...
Rabail Chandio, Leah E. M. Bevis
wiley   +1 more source

A Comparative Study for Performance Analysis of Kinematic Multi-Constellation GNSS PPP in Dynamic Environment

open access: yesJournal of Marine Science and Engineering, 2020
This case study aims to investigate the effect of different Multi-GNSS EXperiment (MGEX) precise products provided by International GNSS Service (IGS) Analysis Centers (ACs) on post-processing kinematic Precise Point Positioning (PPP) accuracy ...
Serdar Erol
doaj   +1 more source

Fish Position Determination With Global Positioning System (GPS) [PDF]

open access: yes, 2004
One of the few tools of the new information today is the Global Positioning System(GPS) used to determine precise location information of the existence of objects onearth. GPS uses satellites that can serve to identify the location, direction andmovement.
Henwandar, H. (Henwandar)   +1 more
core  

Markets Mitigate Land‐Use Competition From Energy Crops and Increase Farm Revenues

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT Meeting the US Sustainable Aviation Fuel Grand Challenge target of 35 billion gal annually by 2050 will require an estimated 380 million–700 million dry tons of agricultural biomass feedstock. This study evaluates the implications of large‐scale biomass production for land use, crop production, and market outcomes under mature market ...
Daniel G. De La Torre Ugarte   +2 more
wiley   +1 more source

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