Results 41 to 50 of about 403,082 (159)

Research on Schedule Management Method Based on Critical Chain Technology

open access: yesRenmin Zhujiang, 2022
Critical chain technology is a new method of project schedule management.In recent years,scholars at home and abroad have increasingly studied this technology.The research on critical chain technology mainly focuses on solving the problems of inter ...
MA Di   +4 more
doaj  

Characterizing Spatiotemporal Patterns of Mangrove Forests in Can Gio Biosphere Reserve Using Sentinel-2 Imagery

open access: yesApplied Sciences, 2020
This study aimed at evaluating the spatiotemporal patterns of mangrove forest variations for three ecological zones of the Can Gio biosphere reserve (i.e., core, buffer, and transition zones) and its relation to land use/land cover changes.
Hoa T. Le   +6 more
doaj   +1 more source

A Healthy Park Needs Healthy Vegetation: The Story of Gorongosa National Park in the 21st Century

open access: yesRemote Sensing, 2020
Understanding trends or changes in biomass and biodiversity around conservation areas in Africa is important and has economic and societal impacts on the surrounding communities. Gorongosa National Park, Mozambique was established under unique conditions
Hannah Herrero   +5 more
doaj   +1 more source

Efficient memory management in VOD disk array servers usingPer-Storage-Device buffering [PDF]

open access: yes, 1998
We present a buffering technique that reduces video-on-demand server memory requirements in more than one order of magnitude. This technique, Per-Storage-Device Buffering (PSDB), is based on the allocation of a fixed number of buffers per storage device,
García-Martínez, Alberto   +2 more
core   +1 more source

ASSESSMENT OF RELIABILITY OF THE CITY PUBLIC TRANSPORT FUNCTIONING IN THE RUSSIAN FEDERATION CITIES

open access: yesВестник СибАДИ, 2019
Introduction. The paper deals with the results of the reliability of urban public passenger transport routes. One of the main objectives is to consider the indicators for assessing the reliability of the urban passenger transport system, which have not ...
M. I. Sharov, A. Yu. Mikhaylov
doaj   +1 more source

MARGINAL PRODUCTIVITY INDEX POLICIES FOR SCHEDULING A MULTICLASS DELAY-/LOSS-SENSITIVE QUEUE [PDF]

open access: yes
We address the problem of scheduling a multiclass M/M/1 queue with a finite dedicated buffer for each class. Some classes are delay-sensitive, modeling real-time traffic (e.g.
Jose Niño-Mora
core  

Sampling-based Predictive Database Buffer Management [PDF]

open access: yes, 2023
This thesis presents a database buffer caching policy that uses information about long- running scans to estimate future accesses. These estimates are used to approximate the optimal caching policy, which requires knowledge about future accesses.
Vanderkooy, Theodore
core  

An Evaluation of Vegetation Health in and around Southern African National Parks during the 21st Century (2000–2016)

open access: yesApplied Sciences, 2020
Roughly 65% of the African continent is classified as savanna. Such regions are of critical importance given their high levels of biological productivity, role in the carbon cycle, structural differences, and support of large human populations.
Hannah Herrero   +5 more
doaj   +1 more source

Quality of service optimization of multimedia traffic in mobile networks

open access: yes, 2009
Mobile communication systems have continued to evolve beyond the currently deployed Third Generation (3G) systems with the main goal of providing higher capacity. Systems beyond 3G are expected to cater for a wide variety of services such as speech, data,
Yerima, Suleiman, Yerima, Suleiman Y.
core  

Increasing Buffer-Locality for Multiple Index Based Scans through Intelligent Placement and Index Scan Speed Control

open access: yes, 2008
Decision support systems are characterized by large concurrent scan operations. A significant percentage of these scans are executed as index based scans of the data.
Tim Malkemus   +2 more
core  

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