Results 1 to 10 of about 2,433,358 (250)

Analysis and Evaluation of Effective Factors in Pedestrian Streets Promotion with Environmental Design Approach in the Framework of Greenways Planning the Cse study: Mashhad metropolis [PDF]

open access: yesجغرافیا و توسعه, 2022
Pedestrian streets is a tool related to social health, urban lifestyle, urban economy, environmental quality. In recent decades, these urban spaces have been highly regarded by urban planning experts for various reasons, including the creation of human ...
Elia vatanparast   +3 more
doaj   +1 more source

Indigenous gender and wellness: a scoping review of Canadian research

open access: yesInternational Journal of Circumpolar Health, 2023
This scoping review examined research publications related to health and/or wellness along with gender among Canadian Indigenous populations. The intent was to explore the range of articles on this topic and to identify methods for improving gender ...
Melissa Tremblay   +8 more
doaj   +1 more source

RELEVANSI KURIKULUM 2013 DAN EFIKASI DIRI DALAM MEMPERSIAPKAN TUNTUTAN PENDIDIKAN ABAD 21

open access: yesKhazanah Pendidikan, 2023
The implementation of the 2013 curriculum is to develop character and equip learners in the era of global competition. One of the important competencies is self-efficacy. The purpose of the research is to find a hypothesis that self-efficacy can serve as
Yeni Rakhmawati   +3 more
doaj   +1 more source

Wind regime and sand transport in the mid-course of ten tributaries of the Yellow River, Inner Mongolia of China

open access: yesFrontiers in Environmental Science, 2023
Better understanding the wind regimes and dune activity criteria are pre-requisites for the successful planning of any sand dune fixation project and hence have a high priority.
Hongsheng Zhao   +10 more
doaj   +1 more source

Research on carbon emission accounting thresholds for green methanol based on forward-looking policy orientation [PDF]

open access: yesE3S Web of Conferences
In the global energy transition, green methanol plays a key role due to its low-carbon and environmentally friendly properties. This study systematically analyzes the carbon footprint of green methanol, identifies key influencing factors, and calculates ...
Qu Tong-hui, Zhou Jia-le, Jia Yi-fei
doaj   +1 more source

BOCC: A new modulation based on chirp subcarriers for future BeiDou LEO navigation‐augmented signal

open access: yesElectronics Letters, 2021
For improving the anti‐interference performance and compatibility of a navigation‐augmented signal in future BeiDou Global Navigation Satellite Systems, a new modulation based on chirp subcarriers is proposed, named binary offset chirp carrier modulation,
Xin Zhao   +2 more
doaj   +1 more source

Design and Implementation of an RTK-Based Vector Phase Locked Loop

open access: yesSensors, 2018
This paper introduces a novel double-differential vector phase-locked loop (DD-VPLL) for Global Navigation Satellite Systems (GNSS) that leverages carrier phase position solutions as well as base station measurements in the estimation of rover tracking ...
Ahmad Shafaati   +3 more
doaj   +1 more source

BIM & GIS Connectivity paves the way for really Smart Cities

open access: yesGeoforum Perspektiv, 2016
We now see several good examples of Smart City and Geodesign initiatives around the world. They often depend on BIM & GIS data. However, interoperability is a challenge that must be adressed in a more efficient way.
Ulf Månsson
doaj   +1 more source

GNSS Code Multipath Mitigation by Cascading Measurement Monitoring Techniques

open access: yesSensors, 2018
Various measurement monitoring techniques are investigated to mitigate the effect of global navigation satellite systems (GNSS) code multipath through error correction, stochastic weighting of measurements and detection and exclusion (or de-weighting) of
Ali Pirsiavash   +3 more
doaj   +1 more source

Detection Performance of Polarization and Spatial Diversities for Indoor GNSS Applications

open access: yesInternational Journal of Antennas and Propagation, 2012
Multipath fading in the form of signal power fluctuation poses a formidable challenge to GNSS signal detection in harsh multipath environments such as indoors.
Mohammadreza Zaheri   +3 more
doaj   +1 more source

Home - About - Disclaimer - Privacy