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Eastern Illinois University

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Articles 31 - 60 of 97

Full-Text Articles in Technology and Innovation

Performance Modeling Of Distributed Collaboration Services With Independent Inputs/Outputs, Toqeer A. Israr, Gregor V. Bochmann Jan 2013

Performance Modeling Of Distributed Collaboration Services With Independent Inputs/Outputs, Toqeer A. Israr, Gregor V. Bochmann

Faculty Research & Creative Activity

This paper deals with modeling and performance analysis of dis-tributed applications, service compositions and workflow systems. From the functional perspective, the distributed application is modeled as an activity in-volving several roles, where behavior is defined in terms of compositions from several sub-activities using the standard sequencing operators found in UML Activity Diagrams. Each activity is characterized by a certain number of input and output events, and the performance of the activity is defined by the mini-mum delays that apply for a given output event in respect to each input event. We use a partial order to model these events, whose …


November 12, 2012, Lumpkin College Of Business And Applied Sciences Oct 2012

November 12, 2012, Lumpkin College Of Business And Applied Sciences

Curriculum Committee

No abstract provided.


Book Review: The Cybrarian's Web: An A-Z Guide To 101 Free Web 2.0 Tools And Other Resources, Todd Bruns Aug 2012

Book Review: The Cybrarian's Web: An A-Z Guide To 101 Free Web 2.0 Tools And Other Resources, Todd Bruns

Faculty & Staff Research & Creative Activity

No abstract provided.


Book Review: The Cybrarian's Web: An A-Z Guide To 101 Free Web 2.0 Tools And Other Resources, Todd Bruns Aug 2012

Book Review: The Cybrarian's Web: An A-Z Guide To 101 Free Web 2.0 Tools And Other Resources, Todd Bruns

Faculty & Staff Research & Creative Activity

No abstract provided.


Book Review: The Cybrarian's Web: An A-Z Guide To 101 Free Web 2.0 Tools And Other Resources, Todd Bruns Aug 2012

Book Review: The Cybrarian's Web: An A-Z Guide To 101 Free Web 2.0 Tools And Other Resources, Todd Bruns

Faculty & Staff Research & Creative Activity

No abstract provided.


Leader, Supervisor, Facilitator: Applying Technology Management Techniques To Repository Management, Todd Bruns Aug 2012

Leader, Supervisor, Facilitator: Applying Technology Management Techniques To Repository Management, Todd Bruns

Faculty & Staff Research & Creative Activity

Managing a repository can mean wearing a number of different management "hats": Leading the vision of the repository, supervising support staff effectively, and facilitating department and faculty content contributions. This presentation focuses on techniques from the field of technology management, including Total Quality Management, the Five Factor Model of Leadership, Facilitation Skills, and Motivational Theories of Supervision. We will introduce these theories and focus our discussions on sharing best practices for managing repository workflows and staffing.


Book Review: Open Source Web Applications For Libraries, Todd Bruns May 2012

Book Review: Open Source Web Applications For Libraries, Todd Bruns

Faculty & Staff Research & Creative Activity

No abstract provided.


Book Review: Open Source Web Applications For Libraries, Todd Bruns May 2012

Book Review: Open Source Web Applications For Libraries, Todd Bruns

Faculty & Staff Research & Creative Activity

No abstract provided.


The Impact Of Three Interfaces For 360-Degree Video On Spatial Cognition, Wutthigrai Boonsuk, Stephen Gilbert, Jonathan Kelly May 2012

The Impact Of Three Interfaces For 360-Degree Video On Spatial Cognition, Wutthigrai Boonsuk, Stephen Gilbert, Jonathan Kelly

Faculty Research & Creative Activity

In this paper, we describe an experiment designed to evaluate the effectiveness of three interfaces for surveillance or remote control using live 360-degree video feeds from a person or vehicle in the field. Video feeds are simulated using a game engine. While locating targets within a 3D terrain using a 2D 360-degree interface, participants indicated perceived egocentric directions to targets and later placed targets on an overhead view of the terrain. Interfaces were compared based on target finding and map placement performance. Results suggest 1) nonseamless interfaces with visual boundaries facilitate spatial understanding, 2) correct perception of self-to-object relationships is …


The Impact Of Three Interfaces For 360-Degree Video On Spatial Cognition, Wutthigrai Boonsuk, Stephen B. Gilbert, Jonathan W. Kelly May 2012

The Impact Of Three Interfaces For 360-Degree Video On Spatial Cognition, Wutthigrai Boonsuk, Stephen B. Gilbert, Jonathan W. Kelly

Faculty Research & Creative Activity

In this paper, we describe an experiment designed to evaluate the effectiveness of three interfaces for surveillance or remote control using live 360-degree video feeds from a person or vehicle in the field. Video feeds are simulated using a game engine. While locating targets within a 3D terrain using a 2D 360-degree interface, participants indicated perceived egocentric directions to targets and later placed targets on an overhead view of the terrain. Interfaces were compared based on target finding and map placement performance. Results suggest 1) nonseamless interfaces with visual boundaries facilitate spatial understanding, 2) correct perception of self-to-object relationships is …


Wind Turbine Safety: Developing A Technician Training Course, Isaac Slaven, Ed Dennis Feb 2012

Wind Turbine Safety: Developing A Technician Training Course, Isaac Slaven, Ed Dennis

Faculty Research & Creative Activity

This article examines the development of a safety course for prospective wind technicians. The goal was to increase student interest in safety topics related to the wind turbine industry and to maintain the material within the OSHA-10 topics guidelines.


Wind Turbine Safety: Developing A Technician Training Course, Isaac Slaven, Ed Dennis Feb 2012

Wind Turbine Safety: Developing A Technician Training Course, Isaac Slaven, Ed Dennis

Faculty Research & Creative Activity

This article examines the development of a safety course for prospective wind technicians. The goal was to increase student interest in safety topics related to the wind turbine industry and to maintain the material within the OSHA-10 topics guidelines.


January 18, 2012, Lumpkin College Of Business And Applied Sciences Jan 2012

January 18, 2012, Lumpkin College Of Business And Applied Sciences

Curriculum Committee

No abstract provided.


Annual Report 2012, Eastern Illinois University Jan 2012

Annual Report 2012, Eastern Illinois University

Lumpkin College Annual Reports

This 2012 Annual Report records the achievements, outreach activities, and student honors work of the Eastern Illinois University's Lumpkin College of Business and Applied Sciences. It also includes reports from the School of Business, the School of Family and Consumer Science, the School of Technology, and the department of Military Science.


Top 50 Downloads From The Keep (March 1, 2012), Todd Bruns Jan 2012

Top 50 Downloads From The Keep (March 1, 2012), Todd Bruns

Faculty Research & Creative Activity

This spreadsheet lists the top 50 downloaded items from The Keep as of March 1, 2012.


One Year In - Top Downloads Of Documents From The Keep In The First Year Of The Repository, Todd Bruns Jan 2012

One Year In - Top Downloads Of Documents From The Keep In The First Year Of The Repository, Todd Bruns

Faculty & Staff Research & Creative Activity

This document compiles the total full text downloads of documents in The Keep. The time period covered is the first full year of operation of The Keep, December 2011 through the end of November 2012.


Wind Power Technologies: A Need For Research And Development In Improving Vawt’S Airfoil Characteristics, Rigoberto Chinchilla, Samuel Guccione, Joseph Tillman Apr 2011

Wind Power Technologies: A Need For Research And Development In Improving Vawt’S Airfoil Characteristics, Rigoberto Chinchilla, Samuel Guccione, Joseph Tillman

Faculty Research & Creative Activity

Straight bladed fixed pitched vertical axis wind turbines (VAWTs) offer several potential advantages over the standard horizontal axis wind turbines which are now in common use worldwide. The purpose of this study was to determine the need for further research and develop on improved airfoil or blade characteristics for use on straight bladed fixed pitched VAWT. This need was demonstrated by the design and construction of an airfoil that was physically modeled and field tested. The test showed that asymmetric airfoils would enable SBVAWTs to self start.


Annual Report 2011, Eastern Illinois University Jan 2011

Annual Report 2011, Eastern Illinois University

Lumpkin College Annual Reports

This 2011 Annual Report records the achievements, outreach activities, and student honors work of the Eastern Illinois University's Lumpkin College of Business and Applied Sciences. It also includes reports from the School of Business, the School of Family and Consumer Science, the School of Technology, and the department of Military Science.


Clean Energy As A Platform For Interdisciplinary Collaborations Within A Technology-Driven Institution, Douglas Schauer, Isaac Slaven, Glen Robinson Jan 2011

Clean Energy As A Platform For Interdisciplinary Collaborations Within A Technology-Driven Institution, Douglas Schauer, Isaac Slaven, Glen Robinson

Faculty Research & Creative Activity

Using biodiesel production as the centerpiece, the efforts of multiple academic programs were combined to achieve a common objective, thus illustrating the importance of cross-disciplinary collaboration. These programs include Chemical Technology, Sustainable Energy, Automotive Technology, HVAC, Biotechnology, and Agricultural Technology. By participating in the implementation of a closed-loop biodiesel supply chain, students learned the significance of communication and the interdependence of the myriad programs.


Clean Energy As A Platform For Interdisciplinary Collaborations Within A Technology-Driven Institution, Douglas J. Schauer, Isaac Slaven, Glen Robinson Jan 2011

Clean Energy As A Platform For Interdisciplinary Collaborations Within A Technology-Driven Institution, Douglas J. Schauer, Isaac Slaven, Glen Robinson

Faculty Research & Creative Activity

Using biodiesel production as the centerpiece, the efforts of multiple academic programs were combined to achieve a common objective, thus illustrating the importance of cross-disciplinary collaboration. These programs include Chemical Technology, Sustainable Energy, Automotive Technology, HVAC, Biotechnology, and Agricultural Technology. By participating in the implementation of a closed-loop biodiesel supply chain, students learned the significance of communication and the interdependence of the myriad programs.


Properties Of Wood Waste Stored For Energy Production, Isaac Slaven, Eva Haviarova, Daniel Cassens Jan 2011

Properties Of Wood Waste Stored For Energy Production, Isaac Slaven, Eva Haviarova, Daniel Cassens

Faculty Research & Creative Activity

Storage of wood biomass is not a new concern, but our current focus on using wood for renewable energy has brought it back to researchers’ attention. Since much of the past research done on pile storage relates to paper pulp chips, most of it dates to the 1960s and 1970s. Fiber shortages during that period caused increased interest in higher pulp yields (Zoch, Springer, & Hajny 1976). Further interest in the use of whole trees came about from the energy crisis of the late 1970s. Recent efforts by the government to create a U.S. energy portfolio rich in renewable resources …


Wind Power Technologies: A Need For Research And Development In Improving Vawt’S Airfoil Characteristics, Rigoberto Chinchilla, Samuel Guccione, Joseph Tillman Jan 2011

Wind Power Technologies: A Need For Research And Development In Improving Vawt’S Airfoil Characteristics, Rigoberto Chinchilla, Samuel Guccione, Joseph Tillman

Faculty Research & Creative Activity

Straight bladed fixed pitched vertical axis wind turbines (VAWTs) offer several potential advantages over the standard horizontal axis wind turbines which are now in common use worldwide. The purpose of this study was to determine the need for further research and develop on improved airfoil or blade characteristics for use on straight bladed fixed pitched VAWT. This need was demonstrated by the design and construction of an airfoil that was physically modeled and field tested. The test showed that asymmetric airfoils would enable SBVAWTs to self start.


Properties Of Wood Waste Stored For Energy Production, Isaac Slaven, Eva Haviarova, Daniel Cassens Jan 2011

Properties Of Wood Waste Stored For Energy Production, Isaac Slaven, Eva Haviarova, Daniel Cassens

Faculty Research & Creative Activity

Storage of wood biomass is not a new concern, but our current focus on using wood for renewable energy has brought it back to researchers’ attention. Since much of the past research done on pile storage relates to paper pulp chips, most of it dates to the 1960s and 1970s. Fiber shortages during that period caused increased interest in higher pulp yields (Zoch, Springer, & Hajny 1976). Further interest in the use of whole trees came about from the energy crisis of the late 1970s. Recent efforts by the government to create a U.S. energy portfolio rich in renewable resources …


Performance Modeling Of Distributed Collaboration Services, Toqeer A. Israr, Gregor V. Bochmann Jan 2011

Performance Modeling Of Distributed Collaboration Services, Toqeer A. Israr, Gregor V. Bochmann

Faculty Research & Creative Activity

This paper deals with performance modeling of distributed applications, service compositions and workflow systems. From the functional perspective, the distributed application is modeled as a collaboration involving several roles, and its behavior is defined in terms of a composition from several sub-collaborations using the standard sequencing operators found in UML Activity Diagrams and similar formalisms. For the performance perspective, each collaboration is characterized by a certain number of independent input events and dependent output events, and the performance of the collaboration is defined by the minimum delays that apply for a given output event in respect to each input event …


Annual Report 2010, Eastern Illinois University Jan 2010

Annual Report 2010, Eastern Illinois University

Lumpkin College Annual Reports

This 2010 Annual Report records the achievements, outreach activities, and student honors work of the Eastern Illinois University's Lumpkin College of Business and Applied Sciences. It also includes reports from the School of Business, the School of Family and Consumer Science, the School of Technology, and the department of Military Science.


Algorithms To Automate Estimation Of Time Codes For Captioning Digital Media, Daniel Harvey, Peter Liu Jan 2009

Algorithms To Automate Estimation Of Time Codes For Captioning Digital Media, Daniel Harvey, Peter Liu

Faculty Research & Creative Activity

Procedures were developed to partially automate the captioning process by estimating caption time codes using plain-text transcripts and audio recordings. Signal analysis is performed on the audio to measure pause location and duration, zero crossing rate (ZCR), and obtain frequency domain data. Algorithms were developed to match pauses in the audio to the ends of sentences in the transcript based on the observation that pause durations are greater at ends of sentences than within sentences. We have observed that ZCR peaks correspond to consonants in speech and that continuous wavelet transforms (CWT) work well for distinguishing between groups of consonants. …


Algorithms To Automate Estimation Of Time Codes For Captioning Digital Media, Daniel P. Harvey Ii, Peter Ping Liu Jan 2009

Algorithms To Automate Estimation Of Time Codes For Captioning Digital Media, Daniel P. Harvey Ii, Peter Ping Liu

Faculty Research & Creative Activity

Procedures were developed to partially automate the captioning process by estimating caption time codes using plain-text transcripts and audio recordings. Signal analysis is performed on the audio to measure pause location and duration, zero crossing rate (ZCR), and obtain frequency domain data. Algorithms were developed to match pauses in the audio to the ends of sentences in the transcript based on the observation that pause durations are greater at ends of sentences than within sentences. We have observed that ZCR peaks correspond to consonants in speech and that continuous wavelet transforms (CWT) work well for distinguishing between groups of consonants. …


Annual Report 2009, Eastern Illinois University Jan 2009

Annual Report 2009, Eastern Illinois University

Lumpkin College Annual Reports

This 2009 Annual Report records the achievements, outreach activities, and student honors work of the Eastern Illinois University's Lumpkin College of Business and Applied Sciences. It also includes reports from the School of Business, the School of Family and Consumer Science, the School of Technology, and the department of Military Science.


Automated Fixture Design For A Rapid Machining Process, Wutthigrai Boonsuk, Matthew C. Frank Jan 2009

Automated Fixture Design For A Rapid Machining Process, Wutthigrai Boonsuk, Matthew C. Frank

Faculty Research & Creative Activity

Rapid prototyping techniques for CNC machining have been developed in an effort to produce functional prototypes in appropriate materials. One of the major challenges for rapid machining is to develop an automatic fixturing system for securing the part during the machining process. The method proposed in this paper is the use of sacrificial fixturing, similar to the support structures in existing rapid processes like Stereolithography. During the machining process, sacrificial supports emerge incrementally and, at the end of the process, are the only entities connecting the part to the stock material. This paper presents methodologies for the design of sacrificial …


Automated Fixture Design For A Rapid Machining Process, Wutthigrai Boonsuk, Matthew Frank Jan 2009

Automated Fixture Design For A Rapid Machining Process, Wutthigrai Boonsuk, Matthew Frank

Faculty Research & Creative Activity

Rapid prototyping techniques for CNC machining have been developed in an effort to produce functional prototypes in appropriate materials. One of the major challenges for rapid machining is to develop an automatic fixturing system for securing the part during the machining process. The method proposed in this paper is the use of sacrificial fixturing, similar to the support structures in existing rapid processes like Stereolithography. During the machining process, sacrificial supports emerge incrementally and, at the end of the process, are the only entities connecting the part to the stock material. This paper presents methodologies for the design of sacrificial …