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Jamming attack detection in a pair of RF communicating vehicles using unsupervised machine learning
(2018)Wireless radio frequency (RF) jamming, both intentional and unintentional, poses a serious threat for wireless networks and wireless communications in general. Vehicular ad-hoc networks (VANET) are a subset of the wireless ... -
Japanese mutual funds before and after the crisis outburst: A style-and performance-analysis
(2017)This paper investigates how mutual funds performed in Japan before and after the 2008 outburst of the global financial crisis, that is during the extension of an extraordinary unconventional monetary policy by the Bank of ... -
A Java Library for Identity Based Cryptography
(2011)This Thesis provides a library for Identity Based Cryptography (IBC) that is able to be used for key generation, encryption and decryption in Identity Based systems. At first, necessary background of Cryptography and a ... -
Jerusalem Artichoke: An Emerging Feedstock for Bioethanol Production
(2018)In recent year, sugar- and starch-based feedstocks have not been sustainable for biorefinery due to the fact that their cultivation for food use covers the biggest percentage of production. Although lignocellulosic biomass, ... -
Job satisfaction among Greek academic librarians
(2004)This study, which investigated job satisfaction among academic librarians in Greece, used the Employee Satisfaction Inventory (ESI). The instrument assessed six dimensions of job satisfaction: "working conditions," "pay," ... -
Job Satisfaction as Affected by Types of Leadership: A Case Study of Greek Tourism Sector
(2022)This paper investigates the relationship between transformational leadership and job satisfaction of hotel employees working on non-luxury hotels (3/4 star hotels) in Athens, Greece. Although literature suggests that types ... -
Job security and job satisfaction among greek fitness instructors
(2003)In analyzing the relation between job satisfaction and job security, a sample of 97 Greek fitness instructors, 18 to 42 years of age, showed statistically significant positive correlations between job security and job ... -
John C. Carapanayiotis (1909–1999): The greek radiologist and pioneer of physiatry in Greece [John C. Carapanayiotis (1909–1999): Grčki radiolog i pionir fizijatrije u Grčkoj]
(2017)John C. Carapanayiotis was specialized in physical medicine and rehabilitation in the USA in 1948, at a time when the medical world in post-war Greece was ignorant of this specific medical specialty, and the political, ... -
Johnsongrass (Sorghum halepense (L.) pers.) interference, control and recovery under different management practices and its effects on the grain yield and quality of maize crop
(2020)Maize is an important crop grown on significant acreage around the world, and a major constraint for its growth is weed interference. Thus, field studies were conducted to examine johnsongrass interference, control, and ... -
Join the union and be safe: The effects of unionization on occupational safety and health in the european union
(2015)This paper investigates the effect of unionization on occupational safety and health, as measured by the fatal and non-fatal work accidents, after controlling for the country's gross domestic product. It uses a panel sample ... -
Join-queries between two spatial datasets indexed by a single R*-tree
(2011)A spatial join, a common query in Spatial Databases and Geographical Information Systems (GIS), consists in testing every possible pair of data elements belonging to two spatial datasets against a spatial predicate. This ... -
Joint beamforming and channel selection for multicast IEEE 802.11n WLANs
(2008)Multicast transmission over WLANs is becoming a popular application. IEEE 802.11n technology is developed due to the ever increasing demand for higher data rate and Quality of Service (QoS). However, there is an unmanaged ... -
Joint beamforming and power control for CDMA uplink throughput maximization
(2007)We consider joint beamforming and power control as a means to maximize throughput in a CDMA wireless uplink, where a base station equipped with multiple antennas receives from single - antenna wireless users. Throughput ... -
Joint caching and base station activation for green heterogeneous cellular networks
(2015)Heterogeneous cellular networks that overlay cache-endowed small-cell networks with macro-cell networks have emerged as a promising solution towards ultra-low latency, extra-high throughput, and sub-multiple energy consumption ... -
The joint effect of investor protection, IFRS and earnings quality on cost of capital: An international study
(2017)This study tests the impact of earnings quality, investor protection, IFRS adoption and the joint effects of these on cost of capital (measured by cost of equity capital and cost of debt) in publicly listed firms in Euro ... -
The joint effect of water price changes and pressure management, at the economic annual real losses level, on the system input volume of a water distribution system
(2015)This study attempts to examine the factors affecting the residential water demand level in the city of Kozani in Greece. Based on an 8-year (2005-12) detailed sample of residential water demand panel data, the values of ... -
Joint EPC and RAN Caching of Tiled VR Videos for Mobile Networks
(2019)In recent years, 360-degree VR (Virtual Reality) video has brought an immersive way to consume content. People can watch matches, play games and view movies by wearing VR headsets. To provide such online VR video services ... -
Joint estimation of states and input in linear structural dynamics
(2011)The problem of jointly estimating the input forces and states of a structure from a limited number of acceleration measurements is addressed. Utilizing a model-based joint input-state estimation algorithm originally developed ...