Results 21 to 30 of about 8,958,841 (288)

Sequence-Based Indoor Localization with Channel Status Information

open access: yesSensors, 2018
Most of the indoor localization systems nowadays are based on received signal strength indication (RSSI), which has further increased the importance of precise localization of access points (AP) in a wireless local area network (WLAN).
Zhongqiu Wang, Ying Chen, Hai Wang
doaj   +1 more source

The Inclusive Professional Framework for Societies: Changing Mental Models to Promote Diverse, Equitable, and Inclusive STEM Systems Change

open access: yesFrontiers in Sociology, 2022
Science, technology, engineering, and mathematics (STEM) professional societies (ProSs) are uniquely positioned to foster national-level diversity, equity, and inclusion (DEI) reform.
Gretalyn M. Leibnitz   +21 more
doaj   +1 more source

Sub-optimality of Treating Interference as Noise in the Cellular Uplink [PDF]

open access: yes, 2011
Despite the simplicity of the scheme of treating interference as noise (TIN), it was shown to be sum-capacity optimal in the Gaussian 2-user interference channel in \cite{ShangKramerChen,MotahariKhandani,AnnapureddyVeeravalli}.
Chaaban, Anas, Sezgin, Aydin
core   +1 more source

Performance comparison of point and spatial access methods [PDF]

open access: yes, 1990
In the past few years a large number of multidimensional point access methods, also called multiattribute index structures, has been suggested, all of them claiming good performance.
D. Comer   +6 more
core   +1 more source

Access Point discovery in 802.11 networks [PDF]

open access: yes2014 IFIP Wireless Days (WD), 2014
This paper analyzes the scanning process in IEEE 802.11 networks in an urban setting characterized by a high Access Point (AP) density. Most of these APs belong to a community network, known as a collection of APs announcing the same network name (Service Set Identifier or SSID).
Arcia Moret, Andres Emilio   +4 more
openaire   +2 more sources

Rancang Bangun Antena Microstrip Circular Array Four Element 2,4 Ghz dengan Pola Radiasi Bidirectional

open access: yesJurnal EECCIS (Electrics, Electronics, Communications, Controls, Informatics, Systems), 2012
Kondisi infrastruktur dan tata letak gedung pada node pemasangan wireless LAN yang tidak sesuai dengan karakeristik antena bawaan access point yaitu omnidirectional membuat sarana hotspot menjadi kurang maksimal.
Erfan Achmad Dahlan   +2 more
doaj   +1 more source

$N$-point Virasoro algebras are multi-point Krichever--Novikov type algebras [PDF]

open access: yes, 2015
We show how the recently again discussed $N$-point Witt, Virasoro, and affine Lie algebras are genus zero examples of the multi-point versions of Krichever--Novikov type algebras as introduced and studied by Schlichenmaier.
Schlichenmaier, Martin
core   +4 more sources

Implementation of a point-of-care ultrasound skills practicum for hospitalists [PDF]

open access: yes, 2019
Introduction Point-of-care ultrasound is recognized as a safe and valuable diagnostic tool for patient evaluation. Hospitalists are prime candidates for advancing the point-of-care ultrasound field given their crucial role in inpatient medicine. Despite
Carlos, W. Graham   +2 more
core   +1 more source

Research of fast inter-AP handoff algorithm

open access: yesGong-kuang zidonghua, 2014
In view of problem that traditional underground cable scheduling system cannot meet mobility requirements, a fast inter-AP handoff algorithm applied in intelligent scheduling and management system for mine locomotive was put forward.
HAN Xiaoyu, HUANG Tinglei, LIN Ke
doaj   +1 more source

Morphometric analysis of Kocher's and Frazier's points in a small sample taken from the South African scaphocephalic paediatric population: A preliminary study

open access: yesTranslational Research in Anatomy, 2022
Introduction: Due to varying cranial morphologies, ventricular access in patients with craniosynostosis using conventional techniques is often a challenge. Although ventricular access may not be frequently required in scaphocephalic patients, it is vital
Vensuya Bisetty   +3 more
doaj   +1 more source

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