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2012

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Articles 151 - 180 of 216

Full-Text Articles in Communication Technology and New Media

Best Practices For Effective Corporate Crisis Management: A Breakdown Of Crisis Stages Through The Utilization Of Case Studies, Katelyn Smith Mar 2012

Best Practices For Effective Corporate Crisis Management: A Breakdown Of Crisis Stages Through The Utilization Of Case Studies, Katelyn Smith

Journalism

In the most recent decade, there has been a shortage of effectively managed corporate crises. This study is meant to discover the reasons behind the ineffective crisis management responses through the inspection of past corporate case studies in crisis management, as well as what can be done to help corporations use crisis management more effectively. The best practices in effective corporate crisis management in the three different stages of a crisis were attained through the utilization of case studies and expert opinions. The recommendations for practice include making pre-planning and evaluation regarded as more important in crisis management plans, choosing …


Nonprofit Organizations And Social Media: Streamlining Communications To Build And Maintain Relationships, Kristin Ann Kenney Mar 2012

Nonprofit Organizations And Social Media: Streamlining Communications To Build And Maintain Relationships, Kristin Ann Kenney

Journalism

No abstract provided.


Irish Kids Online: Comparing Youth And Parent Perspectives, Brian O'Neill, Thuy Dinh Feb 2012

Irish Kids Online: Comparing Youth And Parent Perspectives, Brian O'Neill, Thuy Dinh

Other resources

Summary

Parents in Ireland do take an active interest in their children’s internet use. However, they tend to be more restrictive in their approach compared to other countries in Europe with a consequent reduction in children’s online opportunities.

This report compares young people’s and parents’ responses in the EU Kids Online survey. It shows that parents are not always aware of risks their children encounter, are perhaps more fearful of online dangers, and express less confidence about their ability to help their children to cope with problems they encounter.

The implications of these findings suggest that it is important that …


Optimizing Social Media In Humanitarian Crisis Responses, Mark J. Mullaney Feb 2012

Optimizing Social Media In Humanitarian Crisis Responses, Mark J. Mullaney

The Macalester Review

The social media boom has brought about a new age of communications and connectedness in our world. Just as the advent of televised news brought more attention to humanitarianism, social media has the capability to alter how humanitarian responses are viewed, coordinated, and executed. However, despite the vast potential of social media, humanitarian actors have been hesitant to fully incorporate it within their modus operandi. This essay explores the reasons for their skepticism and looks at cases where social media was put to good use during humanitarian crises. Using that information, we will argue that several measures can be …


The Central Role Of Information Systems In Managing Crises, Singapore Management University Feb 2012

The Central Role Of Information Systems In Managing Crises, Singapore Management University

Perspectives@SMU

Crisis management research recognises the importance of timely information in coordinating a suitable and rapid crisis response. However, the transmission of information would depend on the information systems assets available, how they work with other resources and how they facilitate coordination – areas that have not received much scholarly attention.


Framework For The Analysis Of Coordination In Crisis Response, Hemant Purohit, Andrew Hampton, Valerie L. Shalin, Amit P. Sheth, John M. Flach Feb 2012

Framework For The Analysis Of Coordination In Crisis Response, Hemant Purohit, Andrew Hampton, Valerie L. Shalin, Amit P. Sheth, John M. Flach

Kno.e.sis Publications

Social Media play a critical role during crisis events, revealing a natural coordination dynamic. We propose a computational framework guided by social science principles to measure, analyze, and understand coordination among the different types of organizations and actors in crisis response. The analysis informs both the scientific account of cooperative behavior and the design of applications and protocols to support crisis management.


The Ethnocentric Bias: Why One Size Does Not Fit All In The World Of Digital Communication, Michael A. Netzley Feb 2012

The Ethnocentric Bias: Why One Size Does Not Fit All In The World Of Digital Communication, Michael A. Netzley

Research Collection Lee Kong Chian School Of Business

In this chapter Michael Netzley, PhD at Singapore Management University, discusses the opportunity to see beyond traditional markets. Asia is filled with diverse and fragmented markets, more so than we typically find in the West's mature markets. The larger social media conversation reflects values and market assumptions of these mature markets, and all too often the needs of Asia's many emerging markets go unrepresented. Professional communicators must stop relying on advice crafted within different market conditions and instead lead the way forward by producing solid research as the basis for data-driven communication decisions.


Discovering Fine-Grained Sentiment In Suicide Notes, Wenbo Wang, Lu Chen, Ming Tan, Shaojun Wang, Amit P. Sheth Jan 2012

Discovering Fine-Grained Sentiment In Suicide Notes, Wenbo Wang, Lu Chen, Ming Tan, Shaojun Wang, Amit P. Sheth

Kno.e.sis Publications

This paper presents our solution for the i2b2 sentiment classification challenge. Our hybrid system consists of machine learning and rule-based classifiers. For the machine learning classifier, we investigate a variety of lexical, syntactic and knowledge-based features, and show how much these features contribute to the performance of the classifier through experiments. For the rule-based classifier, we propose an algorithm to automatically extract effective syntactic and lexical patterns from training examples. The experimental results show that the rule-based classifier outperforms the baseline machine learning classifier using unigram features. By combining the machine learning classifier and the rule-based classifier, the hybrid system …


A Semantic Problem Solving Environment For Integrative Parasite Research: Identification Of Intervention Targets For Trypanosoma Cruzi, Priti Parikh, Todd Minning, Vinh Nguyen, Sarasi Lalithsena, Amir H. Asiaee, Satya S. Sahoo, Prashant Doshi, Rick L. Tarleton, Amit P. Sheth Jan 2012

A Semantic Problem Solving Environment For Integrative Parasite Research: Identification Of Intervention Targets For Trypanosoma Cruzi, Priti Parikh, Todd Minning, Vinh Nguyen, Sarasi Lalithsena, Amir H. Asiaee, Satya S. Sahoo, Prashant Doshi, Rick L. Tarleton, Amit P. Sheth

Kno.e.sis Publications

Background: Research on the biology of parasites requires a sophisticated and integrated computational platform to query and analyze large volumes of data, representing both unpublished (internal) and public (external) data sources. Effective analysis of an integrated data resource using knowledge discovery tools would significantly aid biologists in conducting their research, for example, through identifying various intervention targets in parasites, and in deciding the future direction of ongoing as well as planned projects. A key challenge in achieving this objective is the heterogeneity between the internal lab data, usually stored as flat files, Excel spreadsheets or custom-built databases, and the external …


Cognitive Approaches For The Semantic Web, Dedre Gentner, Frank Van Harmelen, Pascal Hitzler, Krzysztof Janowicz, Kai-Uwe Kuhnberger Jan 2012

Cognitive Approaches For The Semantic Web, Dedre Gentner, Frank Van Harmelen, Pascal Hitzler, Krzysztof Janowicz, Kai-Uwe Kuhnberger

Computer Science and Engineering Faculty Publications

A major focus in the design of Semantic Web ontology languages used to be on finding a suitable balance between the expressivity of the language and the tractability of reasoning services defined over this language. This focus mirrors the original vision of a Web composed of machine readable and understandable data. Similarly to the classical Web a few years ago, the attention is recently shifting towards a user-centric vision of the Semantic Web. Essentially, the information stored on the Web is from and for humans. This new focus is not only reflected in the fast growing Linked Data Web but …


Advancing Employee Engagement Through The Development And Responsible Use Of An Internal Social Media Wiki, Marci Timlin Jan 2012

Advancing Employee Engagement Through The Development And Responsible Use Of An Internal Social Media Wiki, Marci Timlin

Nursing Posters

The purpose of this Evidence-based practice project is to increase employee engagement on the Surgical Care Unit through the use of social media. The fundamental reason for the project is to increase cohesion among employees by increasing communication, team building, and personal relationships.


Principals And Technology: A Case Study Of The Use And Perceived Effectiveness Of Technology To Communicate With Constituents, Bonnie Ann Allman Jan 2012

Principals And Technology: A Case Study Of The Use And Perceived Effectiveness Of Technology To Communicate With Constituents, Bonnie Ann Allman

Theses, Dissertations and Capstones

Among the many qualities or attributes that serve as the framework for school leadership development programs, communication is repeatedly noted as being an important facet of the administrative leader’s repertoire (Finch, Gregson & Faulkner, 1992; Gougeon, 1991). It is not enough for a leader to be concerned only about communicating with constituents; it is essential that the leader also considers the effectiveness of this communication (Gougeon, 1991). The consolidation of schools in West Virginia over the past forty years has placed more importance on the ability of a principal to communicate with staff, other administrators, students, parents and communities. Each …


Trait And Situational Variables Affecting Communication Channel Preferences In College Students, Britt Alan Frye Jan 2012

Trait And Situational Variables Affecting Communication Channel Preferences In College Students, Britt Alan Frye

Theses, Dissertations and Capstones

As more and more interpersonal communication is being conducted via mediated communication channels, important theoretical questions about the impact of this shift in the use of communication media are raised. This study began the process of exploring the implications of the shift in channels used in interpersonal communication situations by examining several factors that previous research has linked to important aspects of relationship development and maintenance. Specifically, respondents were surveyed about their preferred channel of communication in four types of interpersonal communication situations that reflect varying levels of interpersonal comfort in association with communication locus of control scale (CLOC) scores. …


Into The World Of Privatized Publicity: Online Privacy On Social Network Sites, Yongjun Shin Jan 2012

Into The World Of Privatized Publicity: Online Privacy On Social Network Sites, Yongjun Shin

Communication Studies Faculty Publications

Social network sites enable and drive users to express themselves, attract attention, and gain recognition from other people by disclosing private and sensational information about themselves to their networks as well as to the public. As a result, social network sites have affected the perception and concept of privacy. In this vein, this paper aims to discuss how to address the social transformation regarding privacy on SNS space through a systematic literature study. To this end, it reviews the current research on online privacy, particularly focusing on the logic of the users’ disclosure of personal information and changing notion of …


Semantics Of Perception: Towards A Semantic Web Approach To Machine Perception, Cory Andrew Henson, Amit P. Sheth Jan 2012

Semantics Of Perception: Towards A Semantic Web Approach To Machine Perception, Cory Andrew Henson, Amit P. Sheth

Kno.e.sis Publications

The acts of observation and perception provide the building blocks for all human knowledge (Locke, 1690); they are the processes from which all ideas are born; and the sole bond connecting ourselves to the world around us. Now, with the advent of sensor networks capable of observation, this world may be directly accessible to machines. Missing from this vision, however, is the ability of machines to glean semantics from observation; to apprehend entities from detected qualities; to perceive. The systematic automation of this ability is the focus of machine perception -- the ability of computing machines to sense and interpret …


Digital Natives On A Media Fast, David Silver Jan 2012

Digital Natives On A Media Fast, David Silver

Media Studies

No abstract provided.


Ketai Shosetsu: Remediation, Hypermediacy And The Hyperreal, Cari Michele Tulleys Jan 2012

Ketai Shosetsu: Remediation, Hypermediacy And The Hyperreal, Cari Michele Tulleys

Theses Digitization Project

This thesis focuses on the participatory nature of electronic literature and how remediation of texts have created new forms of literature that do not seem like texts at all, but more like virtual reality. By delving into a specific example of electronic literature, cell phone novel Secondhand Memories, the author will demonstrate that the hyperreal quality of the cell phone novel is more appealing to modern readers. Throughout his examination of cell phone novels and digital literature, the author will look at how technology has affected the way reading is done and has facilitated the emergence of keitai shosetsu.


A Scalable Distributed Syntactic, Semantic And Lexical Language Model, Ming Tan, Wenli Zhou, Lei Zheng, Shaojun Wang Jan 2012

A Scalable Distributed Syntactic, Semantic And Lexical Language Model, Ming Tan, Wenli Zhou, Lei Zheng, Shaojun Wang

Kno.e.sis Publications

This paper presents an attempt at building a large scale distributed composite language model that is formed by seamlessly integrating an n-gram model, a structured language model, and probabilistic latent semantic analysis under a directed Markov random field paradigm to simultaneously account for local word lexical information, mid-range sentence syntactic structure, and long-span document semantic content. The composite language model has been trained by performing a convergent N-best list approximate EM algorithm and a follow-up EM algorithm to improve word prediction power on corpora with up to a billion tokens and stored on a supercomputer. The large scale distributed composite …


Alignment-Based Querying Of Linked Open Data, Amit Krishna Joshi, Prateek Jain, Pascal Hitzler, Peter Z. Yeh, Kunal Verma, Amit P. Sheth, Mariana Damova Jan 2012

Alignment-Based Querying Of Linked Open Data, Amit Krishna Joshi, Prateek Jain, Pascal Hitzler, Peter Z. Yeh, Kunal Verma, Amit P. Sheth, Mariana Damova

Kno.e.sis Publications

The Linked Open Data (LOD) cloud is rapidly becoming the largest interconnected source of structured data on diverse domains. The potential of the LOD cloud is enormous, ranging from solving challenging AI issues such as open domain question answering to automated knowledge discovery. However, due to an inherent distributed nature of LOD and a growing number of ontologies and vocabularies used in LOD datasets, querying over multiple datasets and retrieving LOD data remains a challenging task. In this paper, we propose a novel approach to querying linked data by using alignments for processing queries whose constituent data come from heterogeneous …


The Effect Of Web Usability On Users’ Web Experience, Molly Herring Jan 2012

The Effect Of Web Usability On Users’ Web Experience, Molly Herring

Honors Projects in Information Systems and Analytics

The ease with which a website visitor can find what they need is positively correlated with visitor satisfaction(Institute for Dynamic Educational Advancement, 2008). Web usability is a field that studies what factors affect the visitor’s ability to navigate through a website. Although there are publications outlining specific usability guidelines, many of them have little or no academic research to support the claim. HHS developed a list of 209 guidelines and rated each according to their strength of evidence (research-based support, 5 – high, 1 – low). Using heuristic evaluation and usability testing, this study provides additional research-based knowledge for those …


Concurrent And Predictive Relationships Between Compulsive Internet Use And Substance Use: Findings From Vocational High School Students In China And The Usa, C. Anderson Johnson, Ping Sun, Paula Palmer, Thalida E. Arpawong, Jennifer B. Unger, Bin Xie, Louise Ann Rohrbach, Donna Spruijt-Metz, Steve Sussman Jan 2012

Concurrent And Predictive Relationships Between Compulsive Internet Use And Substance Use: Findings From Vocational High School Students In China And The Usa, C. Anderson Johnson, Ping Sun, Paula Palmer, Thalida E. Arpawong, Jennifer B. Unger, Bin Xie, Louise Ann Rohrbach, Donna Spruijt-Metz, Steve Sussman

CGU Faculty Publications and Research

Purpose: Compulsive Internet Use (CIU) has increasingly become an area of research among process addictions. Largely based on data from cross-sectional studies, a positive association between CIU and substance use has previously been reported. This study presents gender and country-specific longitudinal findings on the relationships between CIU and substance use. Methods: Data were drawn from youth attending non-conventional high schools, recruited into two similarly implemented trials conducted in China and the USA. The Chinese sample included 1,761 students (49% male); the US sample included 1,182 students (57% male) with over half (65%) of the US youth being of Hispanic ethnicity. …


Extracting Diverse Sentiment Expressions With Target-Dependent Polarity From Twitter, Lu Chen, Wenbo Wang, Meenakshi Nagarajan, Shaojun Wang, Amit P. Sheth Jan 2012

Extracting Diverse Sentiment Expressions With Target-Dependent Polarity From Twitter, Lu Chen, Wenbo Wang, Meenakshi Nagarajan, Shaojun Wang, Amit P. Sheth

Kno.e.sis Publications

This study focuses on automatic extraction of sentiment expressions associated with given targets from Twitter. It addresses one of the key challenges in this work: Wide diversity and informal nature of sentiment expressions that cannot be trivially enumerated or captured using predefined lexical patterns.


On The Role Of Social Identity And Cohesion In Characterizing Online Social Communities, Hemant Purohit, Yiye Ruan, David Fuhry, Srinivasan Parthasarathy, Amit P. Sheth Jan 2012

On The Role Of Social Identity And Cohesion In Characterizing Online Social Communities, Hemant Purohit, Yiye Ruan, David Fuhry, Srinivasan Parthasarathy, Amit P. Sheth

Kno.e.sis Publications

Two prevailing theories for explaining social group or community structure are cohesion and identity. The social cohesion approach posits that social groups arise out of an aggregation of individuals that have mutual interpersonal attraction as they share common characteristics. These characteristics can range from common interests to kinship ties and from social values to ethnic backgrounds. In contrast, the social identity approach posits that an individual is likely to join a group based on an intrinsic self-evaluation at a cognitive or perceptual level. In other words group members typically share an awareness of a common category membership. In this work …


Role Of Semantic Web In Health Informatics, Satya S. Sahoo, Guo-Qiang Zhang, Amit P. Sheth Jan 2012

Role Of Semantic Web In Health Informatics, Satya S. Sahoo, Guo-Qiang Zhang, Amit P. Sheth

Kno.e.sis Publications

This tutorial weaves together three themes and the associated topics: [1] The role of biomedical ontologies [2] Key Semantic Web technologies with focus on Semantic provenance and integration [3] In-practice tools and real world use cases built to serve the needs of sleep medicine researchers, cardiologists involved in clinical practice, and work on vaccine development for human pathogens.


Communication Technologies And Their Effect On Adolescents, Fabian Valdez Jan 2012

Communication Technologies And Their Effect On Adolescents, Fabian Valdez

Theses Digitization Project

The purpose of this study is to see how substantial the effect of technology has been and will be on current and future generations' relationships. Communication technology is widely available from urban centers to rural farmsteads, and this socializing via the internet has become commonplace in many circles. What society has yet to understand is how this move into the digital world is affecting the quality of interpersonal relationships.


George W. Bush, The American Press, And The Initial Framing Of The War On Terror After 9/11, Stephen D. Cooper, Jim A. Kuypers, Matthew T. Althouse Jan 2012

George W. Bush, The American Press, And The Initial Framing Of The War On Terror After 9/11, Stephen D. Cooper, Jim A. Kuypers, Matthew T. Althouse

Communications Faculty Research

President George W. Bush's speech to the General Assembly of the United Nations on November I 0, 200 I, marks an important moment in the history of the War on Terror. 1 It followed closely upon the joint U.S.-Northern Alliance military capture of Mazari Sarif, Afghanistan, which significantly disrupted the Taliban's operations and arguably marked the official beginning of America's War on Terror. As President Bush stated, "The time for sympathy has now passed; the time for action has now arrived."2 In some ways, the speech offered nothing new. It reiterated words and ideas that the president frequently used to …


Advertising The Thin Ideal-The Effect On Women, Christine Murphy Jan 2012

Advertising The Thin Ideal-The Effect On Women, Christine Murphy

Irish Business Journal

Debate on the thin ideal has been prevalent for many decades, however given the substantial increase in eating disorders and the omnipresent influence of the media the time is now ripe for decisive action in the area of women in advertising. Most research in this area has focused on the psychological impact of the thin ideal. The new research presented in this paper is important as it explores the marketing implications of the portrayal of women in the fashion and cosmetic industry. The success of this industry depends entirely on how receptive consumers are to the images portrayed. This paper …


Semantics And Ontologies For Earthcube, Gary Berg-Cross, Isabel F. Cruz, Michael Dean, Timothy Finin, Mark Gahegan, Pascal Hitzler, Hook Hau, Krzysztof Janowicz, Naicong Li, Philip Murphy, Bryce Nordgren, Leo Obrst, Mark Schildhauer, Amit P. Sheth, Krishna Sinha, Anne Thessen, Nancy Wiegand, Ilya Zaslavasky Jan 2012

Semantics And Ontologies For Earthcube, Gary Berg-Cross, Isabel F. Cruz, Michael Dean, Timothy Finin, Mark Gahegan, Pascal Hitzler, Hook Hau, Krzysztof Janowicz, Naicong Li, Philip Murphy, Bryce Nordgren, Leo Obrst, Mark Schildhauer, Amit P. Sheth, Krishna Sinha, Anne Thessen, Nancy Wiegand, Ilya Zaslavasky

Kno.e.sis Publications

Semantic technologies and ontologies play an increasing role in scientific workflow systems and knowledge infrastructures. While ontologies are mostly used for the semantic annotation of metadata, semantic technologies enable searching metadata catalogs beyond simple keywords, with some early evidence of semantics used for data translation. However, the next generation of distributed and interdisciplinary knowledge infrastructures will require capabilities beyond simple subsumption reasoning over subclass relations. In this work, we report from the EarthCube Semantics Community by highlighting which role semantics and ontologies should play in the EarthCube knowledge infrastructure. We target the interested domain scientist and, thus, introduce the value …


Key Ingredients For Your Next Semantics Elevator Talk, Krzysztof Janowicz, Pascal Hitzler Jan 2012

Key Ingredients For Your Next Semantics Elevator Talk, Krzysztof Janowicz, Pascal Hitzler

Computer Science and Engineering Faculty Publications

2012 brought a major change to the semantics research community. Discussions on the use and benefits of semantic technologies are shifting away from the why to the how. Surprisingly this more in stakeholder interest is not accompanied by a more detailed understanding of what semantics research is about. Instead of blaming others for their (wrong) expectations, we need to learn how to emphasize the paradigm shift proposed by semantics research while abstracting from technical details and advocate the added value in a way that relates to the immediate needs of individual stakeholders without overselling. This paper highlights some of …


Stoking The Research Fire: Three Views, Charles C. Self, Margeretha Geertsema-Sligh Jan 2012

Stoking The Research Fire: Three Views, Charles C. Self, Margeretha Geertsema-Sligh

Scholarship and Professional Work - Communication

Most academics are fired up for research right after graduate school, but after a few years on the job, the flame might wane. Perhaps you are over-burdened with service or administration and can't imagine finding time for a research project. Budget cuts may have you feeling overworked or uninspired. Perhaps you've achieved your goal of becoming tenured and you wonder what comes next. The purpose of this collection of essays, presented originally at a 2011 midwinter conference, is to share ways to stoke a passion for research. The perspectives included here represent three stages of academic life: tenure-track assistant professor, …