Results 11 to 20 of about 855,290 (279)

Simulació d'escenaris de xarxa DTN amb NS-2 [PDF]

open access: yes, 2010
En aquest projecte es presenta un escenari de xarxa DTN. Aquest escenari té una serie de problemes que dificulten l’encaminament. Al projecte s’ha proposat un protocol d’encaminament que permet superar aquestes dificultats. Per realitzar això ha estat necessari estudiar i adquirir un coneixement profund sobre el funcionament dels protocols de xarxes ...
Martínez Vidal, Rubén   +2 more
openaire   +3 more sources

Early childhood educator perceptions of risky play in an outdoor loose parts intervention

open access: yesAIMS Public Health, 2021
Free play is important in early childhood and offers physical and mental health benefits. Outdoor play offers opportunity for children to use natural elements and promotes physical activity, among other health benefits, including exploring their ...
Rebecca A Spencer   +5 more
doaj   +1 more source

ns-2 Distributed Clients Emulation: Accuracy and Scalability [PDF]

open access: yesProceedings of the Second International ICST Conference on Simulation Tools and Techniques, 2009
ns-2 is a well known network simulator, recently extended with improvements to its emulation facility. Real-time constraints and the boundary between real-world and simulated entities impose scalability and accuracy limitations, and distort the simulated network as perceived by the involved real-world applications.
Kristiansen, Stein   +1 more
openaire   +2 more sources

Architecture, design and source code comparison of ns-2 and ns-3 network simulators [PDF]

open access: yes, 2010
Ns-2 and its successor ns-3 are discrete-event simulators. Ns- 3 is still under development, but offers some interesting characteristics for developers while ns-2 still has a big user base.
Amaya Rodríguez, Claudio Antonio   +4 more
core   +1 more source

Comparison of Multipath Protocol Improvements in SMMSN-AOMDV and MAN-AOMDV for Stable Node Selection in Ad Hoc Networks [PDF]

open access: yesRevista Română de Informatică și Automatică
The future of the wireless networks holds a significant promise, particularly in the domain of the Mobile Ad hoc NETworks (MANETs), which continue to attract a growing academic interest. As MANET usage expands across diverse applications and user demands
Shian Safar SULAIMAN   +3 more
doaj   +1 more source

Physical Channel Access (PCA): Time and Frequency Access Methods Simulation in NS-2 [PDF]

open access: yes, 2013
We present an NS-2 module, Physical Channel Access (PCA), to simulate different access methods on a link shared with Multi-Frequency Time Division Multiple Access (MF-TDMA). This technique is widely used in various network technologies, such as satellite
Bui, Huyen Chi   +5 more
core   +2 more sources

The technical challenges and outcomes of ground-penetrating radar: A site-specific example from Joggins, Nova Scotia

open access: yesAIMS Geosciences, 2021
The Carboniferous Joggins Formation is known for its complete succession of fossil-rich, coal-bearing strata, deposited in a fluvial meanderbelt depositional setting.
Trevor B. Kelly   +2 more
doaj   +1 more source

Performance, Validation and Testing with the Network Simulation Cradle [PDF]

open access: yes, 2006
Much current simulation of TCP makes use of simplified models of TCP, which is a large and complex protocol with many variations possible between implementations.
Jansen, Sam, McGregor, Anthony James
core   +2 more sources

Validation of simulated real world TCP stacks [PDF]

open access: yes, 2007
The TCP models in ns-2 have been validated and are widely used in network research. They are however not aimed at producing results consistent with a TCP implementation, they are rather designed to be a general model for TCP congestion control.
Jansen, Samuel Thomas   +1 more
core   +2 more sources

Synthesis, characterization and bio-activity of metal complexes of bidentate N-S isomeric Schiff bases derived from S-methyldithiocarbazate (SMDTC) and the X-ray structure of the bis[S-methyl-β-N-(2-furyl-methylketone) dithiocarbazato]cadmium(II) complex. [PDF]

open access: yes, 2004
Condensation of SMDTC with 2-furyl-methylketone and 5-methyl-2-furaldehyde gave isomeric Schiff bases, (NS) and (NS'). The metal complexes of these uninegatively charged bidentate Schiff base ligands with cadmium, tin, iron, lead and cobalt have been ...
Ali, A.M.   +5 more
core   +1 more source

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