The Union of South American Nations (UNASUR) has positioned itself as a regional security organization aimed at reducing the influence of the Organization of American States (OAS) in South America. At the same time, the OAS paradoxically serves as a model for UNASUR because of its operational capacity and its legitimacy as a regional organization. This article analyzes the seemingly contradicto...

This study defines a blog as a contemporary web-based environment that can make a difference in adult informal learning practice. An online survey with 70 adult bloggers in Korea was undertaken to understand the nature of adults’ blogging and its meanings in terms of learning. This study investigates (a) adults’ blogging experiences related to learning, (b) bloggers’ perceptions of the usefulne...

© 2010 ABI Research • www.abiresearch.com The material contained herein is for the individual use of the purchasing Licensee and may not be distributed to any other person or entity by such Licensee including, without limitation, to persons within the same corporate or other entity as such Licensee, without the express written permission of Licensor. The Emergence of Compact Base Stations in th...

An emergence of applications based on live audio-visual content streams could be observed in recent years. While the technological infrastructure in terms of bandwidth and device capabilities has advanced, media formats and related consumption paradigms have not changed as fundamentally. Meanwhile, a considerable amount of research has addressed automatic personalization of multimedia content f...

abstract in order to efficacy evaluation of some new herbicides to control of weeds in corn, a set of field studies were conducted in 2007 at 4 province of iran, including tehran (varamin), khuzestan, fars, and kermansh. treatments were arranged in a rcbd design with four replications. treatments consisted of ultima (nicosulfuron+nimsulfuron), lumax (mesotrion+s-metolacholor+terbuthlazine), ami...

User beliefs and attitudes are key perceptions driving information technology usage. These per ceptions, however, may change with time as users gain first-hand experience with IT usage, which, in turn, may change their subsequent IT usage behavior. This paper elaborates how users' be 1Ritu Agarwal was the accepting senior editor for this paper. liefs and attitudes change during the course of th...

There has been extensive research on knowledge and knowledge management (KM) in the past two decades. KM has progressed from an emergent concept to an increasingly common function in industrial enterprises. As evidence of its maturity as an area of academic study, an increasing number of journals devoted to KM have been created. This paper presents a review of the literature addressing the KM c...

Social navigation enables emergent collaboration between independent collaborators by exposing the behavior of each individual. This is a powerful idea for web-based visualization, where the work of one user can inform other users interacting with the same visualization. We present results from a crowdsourced user study evaluating the value of such social navigation cues for a geographic map se...