Results 11 to 20 of about 37,168 (215)

QoS Performance Analysis of Bit Rate Video Streaming in Next Generation Networks Using TCP, UDP and a TCP+UDP Hybrid

open access: yesThe African Journal of Information and Communication, 2016
The growth in users streaming videos on the Internet has led to increased demand for improved video quality and reception. In next generation networks (NGNs), such as 3G and 4G LTE, quality of service (QoS) implementation is one of the ways in ...
Xolani Dlamini   +2 more
doaj   +1 more source

The analytical framework for optimizing TCP retransmission algorithm based on adjustment of its EWMA parameters [PDF]

open access: yesInternational Journal of Electronics and Telecommunications
In this paper we derive mathematical description of TCP (Transmission Control Protocol) retransmission probability based on Jacobson’s smoothing algorithm that belongs to EWMA (Exponentially Weighted Moving Average) category.
Michał Grabowski, Robert Janowski
doaj   +3 more sources

Dosimetric Validation of Physical and Biological Indexes from the Dose-Volume Histogram for Evaluation of 3D-CRT and IMRT Techniques with VMAT Treatment Plan Techniques in Cervical Tumors from In-House Developed Software [PDF]

open access: yesIranian Journal of Medical Physics
Introduction:This study aims to investigate the Normal Tissue Complication Probability (NTCP) and Tumor Control Probability (TCP) of cervical cancer from Niemierko radiobiological model and compared with Lyman-Kutcher-Butcher (LKB) model’s effective ...
Sougoumarane Dashnamoorthy   +5 more
doaj   +1 more source

Comparison of Data Transfer Performance of BitTorrent Transmission Protocols

open access: yesCumhuriyet Science Journal, 2019
BitTorrent,one of the distributed file sharing protocols, is regarded as one of the firstexamples of decentralized Internet philosophy and is among the importantresearch areas in this context.
Halil Arslan, Özkan Canay
doaj   +1 more source

Design and Implementation a Server Receiving Data in Both Forms TCP and UDP Through the Same Port and its Impact on the Network Performance [PDF]

open access: yesEngineering and Technology Journal, 2016
Internet is the largest network that transfers a huge amount of information through the web and that requires data transfer between many network bottlenecks, devices and different hardware technologies.
Husam Ali Abdulmohsin
doaj   +1 more source

Dosimetric and Biological Outcomes of Gamma Knife Radiosurgery and Volumetric Modulated Arc Therapy [PDF]

open access: yesIranian Journal of Medical Physics
Introduction: This research aimed to evaluate the radiation-induced secondary cancer risks in normal tissues following Gamma Knife Radiosurgery (GKR) compared with the Volumetric-Modulated Arc Therapy (VMAT).Material and Methods: Eleven patients with ...
Gad Elbaz   +3 more
doaj   +1 more source

Evolución de los algoritmos de control de congestión en las distintas variantes del protocolo TCP

open access: yesInformes Científicos y Técnicos (Universidad Nacional de la Patagonia Austral), 2021
En este documento nos centraremos en analizar cómo fueron evolucionando los métodos de control de congestión de la capa de transporte, desarrollados a lo largo del tiempo en las distintas implementaciones que dieron origen a las variantes del protocolo ...
Vanesa Cadin, Carlos Talay
doaj   +1 more source

SED: An SDN-Based Explicit-Deadline-Aware TCP for Cloud Data Center Networks

open access: yesTsinghua Science and Technology, 2016
Cloud data centers now provide a plethora of rich online applications such as web search, social networking, and cloud computing. A key challenge for such applications, however, is to meet soft real-time constraints.
Yifei Lu
doaj   +1 more source

Crestal bone loss around dental implants after implantation of Tricalcium phosphate and Platelet- Rich Plasma: A comparative study

open access: yesJournal of Family Medicine and Primary Care, 2020
Background and Aims: Bone loss around dental implants is generally measured by monitoring changes in marginal bone level using radiographs. After the first year of implantation, an implant should have
Sravani Uppala   +6 more
doaj   +1 more source

Effect of Using Header Compression Method in TCP/IP Protocol Over HDLC in SCADA System [PDF]

open access: yesEngineering and Technology Journal, 2009
Most of the header information remains constant over the life-time of the connection. For TCP connection many fields are constant and others change with small values. To initiate compression of the headers of a packet stream, a full header is transmitted
Sarcot N. Abdullah   +2 more
doaj   +1 more source

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