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Displaying 1-34 out of 34 total
Demonstrating Education Impact: Challenges in the Years Ahead
Found in: Digital Libraries, Joint Conference on
By Tamara Sumner, Mary Marlino
Issue Date:June 2004
pp. 258-258
The purpose of this panel is to stimulate thought and debate about the legacy of educational digital libraries.
   
Improving Conceptual Learning through Customized Knowledge Visualization
Found in: International Workshop on Knowledge Discovery and Data Mining
By Qianyi Gu, Faisal Ahmad, Tamara Sumner
Issue Date:January 2010
pp. 407-410
This paper describes a customized scaffolding approach to improve learner's conceptual understandings through knowledge visualization. We propose a framework to use natural language processing and graph based algorithms to automatic visualize individual le...
 
The Concept Space Interchange Protocol
Found in: Digital Libraries, Joint Conference on
By Faisal Ahmad, Sonal Bhushan, Qianyi Gu, Tamara Sumner
Issue Date:June 2004
pp. 382-382
The Concept Space Interchange Protocol supports the deployment of conceptual browsing interfaces in digital libraries. The protocol provides a programmatic interface to dynamically generate interactive visual components that enable users to navigate a conc...
   
Dynamically Generating Conceptual Browsing Interfaces for Digital Libraries
Found in: Digital Libraries, Joint Conference on
By Qianyi Gu, Tamara Sumner, Faisal Ahmad, Sonal Bhushan
Issue Date:June 2004
pp. 391-391
A system is described that supports the dynamic generation of conceptual browsing interfaces. These interfaces are comprised of interacting visual components that contain different views onto a concept space that can be modeled as nodes and links. This alg...
   
Digital Libraries and Educational Practice: A Case for New Models
Found in: Digital Libraries, Joint Conference on
By Tamara Sumner, Mary Marlino
Issue Date:June 2004
pp. 170-178
Educational digital libraries can benefit from theoretical and methodological approaches that enable lessons learned from design and evaluation projects performed in one particular setting to be applied to other settings within the library network. Three p...
 
Designing a Language for Creating Conceptual Browsing Interfaces for Digital Libraries
Found in: Digital Libraries, Joint Conference on
By Tamara Sumner, Sonal Bhushan, Faisal Ahmad, Qianyi Gu
Issue Date:May 2003
pp. 258
Conceptual browsing interfaces can help educators and learners to locate and use learning resources in educational digital libraries; in particular, resources that are aligned with nationally-recognized learning goals. Towards this end, we are developing a...
 
A Comparison of Two Educational Resource Discovery Systems
Found in: Digital Libraries, Joint Conference on
By Tamara Sumner, Sonal Bhushan, Faisal Ahmad, Lynne Davis
Issue Date:May 2003
pp. 408
We describe the results from a pilot study that compared two different discovery systems designed and built to operate in the same educational digital library — one based on searching over metadata records and another hybrid system which combined metadata ...
   
Steps Towards Establishing Shared Evaluation Goals and Procedures in the National Science Digital Library
Found in: Digital Libraries, Joint Conference on
By Tamara Sumner, Sarah Giersch, Casey Jones
Issue Date:May 2003
pp. 407
A community-based process was used to develope shared evaluation goals and instruments to begin evaluating the National Science Digital Library (NSDL). Results from a pilot study examining library usage, collections growth, and library governance processes...
   
Designing a Language for Creating Conceptual Browsing Interfaces for Digital Libraries
Found in: Digital Libraries, Joint Conference on
By Tamara Sumner, Sonal Bhushan, Faisal Ahmad, Qianyi Gu
Issue Date:May 2003
pp. 258
Conceptual browsing interfaces can help educators and learners to locate and use learning resources in educational digital libraries; in particular, resources that are aligned with nationally-recognized learning goals. Towards this end, we are developing a...
 
Understanding Educator Perceptions of
Found in: Digital Libraries, Joint Conference on
By Tamara Sumner, Michael Khoo, Mimi Recker, Mary Marlino
Issue Date:May 2003
pp. 269
The purpose of the study was to identify educators? expectations and requirements for the design of educational digital collections for classroom use. A series of five focus groups was conducted with practicing teachers, pre-service teachers, and science l...
 
Looking at Digital Library Usability from a Reuse Perspective
Found in: Digital Libraries, Joint Conference on
By Tamara Sumner, Melissa Dawe
Issue Date:June 2001
pp. 416-425
The need for information systems to support the dissemination and reuse of educational resources has sparked a number of large-scale digital library efforts. This article describes usability findings from one such project — the Digital Library for Earth Sy...
 
Digital Library Collaborations in a World Community
Found in: Digital Libraries, Joint Conference on
By David Fulker, Sharon Dawes, Leonid Kalinichenko, Tamara Sumner, Constantino Thanos, Alex Ushakov
Issue Date:June 2001
pp. 135
No summary available.
   
Agentsheets: A Medium for Creating Domain-Oriented Visual Languages
Found in: Computer
By Alexander Repenning, Tamara Sumner
Issue Date:March 1995
pp. 17-25
Visual programming languages strive to simplify the intricate process of programming by capitalizing on innate human perceptual skills. However, visual representations of general-purpose programming constructs provide little support to end-users in creatin...
 
Characterizing and Predicting the Multifaceted Nature of Quality in Educational Web Resources
Found in: ACM Transactions on Interactive Intelligent Systems (TiiS)
By James H. Martin, Jin Zhao, Kirsten Butcher, Philipp Wetzler, Soheil Danesh Bahreini, Steven Bethard, Heather Leary, Tamara Sumner
Issue Date:October 2013
pp. 1-25
Efficient learning from Web resources can depend on accurately assessing the quality of each resource. We present a methodology for developing computational models of quality that can assist users in assessing Web resources. The methodology consists of fou...
     
Automatic extraction of core learning goals and generation of pedagogical sequences through a collection of digital library resources
Found in: Proceedings of the 13th ACM/IEEE-CS joint conference on Digital libraries (JCDL '13)
By Ifeyinwa Okoye, Steven Bethard, Tamara Sumner
Issue Date:July 2013
pp. 67-76
A key challenge facing educational technology researchers is how to provide structure and guidance when learners use unstructured and open tools such as digital libraries for their own learning. This work attempts to use computational methods to identify t...
     
Automating open educational resources assessments: a machine learning generalization study
Found in: Proceeding of the 11th annual international ACM/IEEE joint conference on Digital libraries (JCDL '11)
By Andrew Walker, Heather Leary, James Martin, Mimi Recker, Philipp Wetzler, Tamara Sumner
Issue Date:June 2011
pp. 283-286
Assessing the quality of online educational resources in a cost effective manner is a critical issue for educational digital libraries. This study reports on the approach for extending the Open Educational Resource Assessments (OPERA) algorithm from assess...
     
Understanding digital library adoption: a use diffusion approach
Found in: Proceeding of the 11th annual international ACM/IEEE joint conference on Digital libraries (JCDL '11)
By Keith E. Maull, Manuel Gerardo Saldivar, Tamara Sumner
Issue Date:June 2011
pp. 259-268
With the growth in operational digital libraries, the need for automatic methods capable of characterizing adoption and use has grown. We describe a computational methodology for producing two, inter-related, user typologies based on use diffusion. Use dif...
     
Customizing science instruction with educational digital libraries
Found in: Proceedings of the 10th annual joint conference on Digital libraries (JCDL '10)
By CCS Team, Tamara Sumner
Issue Date:June 2010
pp. 353-356
The Curriculum Customization Service enables science educators to customize their instruction with interactive digital library resources. Preliminary results from a field trial with 124 middle and high school teachers suggest that the Service offers a prom...
     
A curriculum customization service
Found in: Proceedings of the 2009 joint international conference on Digital libraries (JCDL '09)
By Holly Devaul, John Weatherley, Lynne Davis, Tamara Sumner
Issue Date:June 2009
pp. 1-1
We demonstrate a prototype Curriculum Customization Service designed and developed with significant teacher input. This prototype illustrates a model for embedding digital library resources into mainstream classroom use. A 10 week pilot study suggests that...
     
A personalized learning environment
Found in: Proceedings of the 2009 joint international conference on Digital libraries (JCDL '09)
By Faisal Ahmad, Ifi Okoye, Keith Maull, Kirsten R. Butcher, Qianyi Gu, Sebastian de la Chica, Tamara Sumner
Issue Date:June 2009
pp. 1-1
We report on the current research activities and results obtained through the Concept Learning service for Concept Knowledge (CLICK) and present a demonstration of the system. This poster session will focus on a demonstration of the CLICK system and the re...
     
Automatically characterizing resource quality for educational digital libraries
Found in: Proceedings of the 2009 joint international conference on Digital libraries (JCDL '09)
By James H. Martin, Kirsten Butcher, Philipp Wetzer, Steven Bethard, Tamara Sumner
Issue Date:June 2009
pp. 1-1
With the rise of community-generated web content, the need for automatic characterization of resource quality has grown, particularly in the realm of educational digital libraries. We demonstrate how identifying concrete factors of quality for web-based ed...
     
Topic model methods for automatically identifying out-of-scope resources
Found in: Proceedings of the 2009 joint international conference on Digital libraries (JCDL '09)
By James H. Martin, Soumya Ghosh, Steven Bethard, Tamara Sumner
Issue Date:June 2009
pp. 1-1
Recent years have seen the rise of subject-themed digital libraries, such as the NSDL pathways and the Digital Library for Earth System Education (DLESE). These libraries often need to manually verify that contributed resources cover topics that fit within...
     
Automatically assessing resource quality for educational digital libraries
Found in: Proceedings of the 3rd workshop on Information credibility on the web (WICOW '09)
By James H. Martin, Kirsten Butcher, Philipp G. Wetzler, Steven Bethard, Tamara Sumner
Issue Date:April 2009
pp. 66-66
With the rise of community-generated web content, the need for automatic assessment of resource quality has grown. We demonstrate how developing a concrete characterization of quality for web-based resources can make machine learning approaches to automati...
     
Curriculum overlay model for embedding digital resources
Found in: Proceedings of the 8th ACM/IEEE-CS joint conference on Digital libraries (JCDL '08)
By Huda Khan, Keith Maull, Tamara Sumner
Issue Date:June 2008
pp. 597-617
This paper describes the design and implementation of a curriculum overlay model for the representation of adaptable curriculum using educational digital library resources. We focus on representing curriculum to enable the incorporation of digital resource...
     
A latent semantic analysis methodology for the identification and creation of personas
Found in: Proceeding of the twenty-sixth annual SIGCHI conference on Human factors in computing systems (CHI '08)
By Kenneth A. Kozar, Tamara Sumner, Tomasz Miaskiewicz
Issue Date:April 2008
pp. 49-54
A persona represents a group of target users that share common behavioral characteristics. By using a narrative, picture, and name, a persona provides HCI practitioners with a vivid and specific design target. This research develops a new methodology for t...
     
Towards automatic conceptual personalization tools
Found in: Proceedings of the 2007 conference on Digital libraries (JCDL '07)
By Faisal Ahmad, James H. Martin, Kirsten Butcher, Sebastian de la Chica, Tamara Sumner
Issue Date:June 2007
pp. 452-461
This paper describes the results of a study designed to validate the use of domain competency models to diagnose student scientific misconceptions and to generate personalized instruction plans using digital libraries. Digital library resources provided th...
     
Partnership reviewing: a cooperative approach for peer review of complex educational resources
Found in: Proceedings of the second ACM/IEEE-CS joint conference on Digital libraries (JCDL '02)
By John Weatherley, Marcel Hoffmann, Michael Khoo, Michael Wright, Tamara Sumner
Issue Date:July 2002
pp. 106-114
Review of digital educational resources, such as course modules, simulations, and data analysis tools, can differ from review of scholarly articles, in the heterogeneity and complexity of the resources themselves. The Partnership Review Model, as demonstra...
     
Looking at digital library usability from a reuse perspective
Found in: Proceedings of the first ACM/IEEE-CS joint conference on Digital libraries (JCDL '01)
By Melissa Dawe, Tamara Sumner
Issue Date:January 2001
pp. 416-425
The need for information systems to support the dissemination and reus e of educational resources has sparked a number of large-scale digital library efforts. This article describes usability findings from one such project - the Digital Library for Earth S...
     
Digital library collaborations in a world community
Found in: Proceedings of the first ACM/IEEE-CS joint conference on Digital libraries (JCDL '01)
By Alex Ushakov, Constantino Thanos, David Fulker, Leonid Kalinichenko, Sharon Dawes, Tamara Sumner
Issue Date:January 2001
pp. 135
Digital libraries and their user communities are increasingly internat ional in nature. However - though technological progress and global education have brought American and European communities closer - cross-cultural and other crosscutting issues impede...
     
The cognitive ergonomics of knowledge-based design support systems
Found in: Proceedings of the SIGCHI conference on Human factors in computing systems (CHI '97)
By Benedikte Harstad Kallak, Nathalie Bonnardel, Tamara Sumner
Issue Date:March 1997
pp. 83-90
We present an approach to control information flow in object-oriented systems. The decision of whether an informatin flow is permitted or denied depends on both the authorizations specified on the objects and the process by which information is obtained an...
     
From domain modeling to collaborative domain construction
Found in: Proceedings of the conference on Designing interactive systems: processes, practices, methods, & techniques (DIS '95)
By Beatrix Zimmermann, Gerhard Fischer, Jonathan Ostwald, Markus Stolze, Stefanie Lindstaedt, Tamara Sumner
Issue Date:August 1995
pp. 75-85
We describe a study of optimization techniques which have been proposed in the literature for registration area based location management from the perspective of optimal on-line algorithms. We show that most of these optimization techniques such as forward...
     
Programming as problem solving: a participatory theater approach
Found in: Proceedings of the workshop on Advanced visual interfaces (AVI '94)
By Alex Repenning, Tamara Sumner
Issue Date:June 1994
pp. 182-191
Spatial and temporal metaphors can play an important role in making the task of programming serve problem-solving processes. Visual programming research hopes to capitalize on innate human perceptual skills to make the programming task easier by using visu...
     
Embedding computer-based critics in the contexts of design
Found in: Proceedings of the SIGCHI conference on Human factors in computing systems (CHI '93)
By Gerhard Fischer, Gerry Stahl, Jonathan Ostwald, Kumiyo Nakakoji, Tamara Sumner
Issue Date:April 1993
pp. 157-164
Computational critiquing mechanisms provide an effective form of computer-human interaction supporting the process of design. Critics embedded in domain-oriented design environments can take advantage of additional knowledge residing in these environments ...
     
The digital library for earth system education: building community, building the library
Found in: Communications of the ACM
By Cathryn Manduca, David Fulker, David Mogk, Mary Marlino, Tamara Sumner
Issue Date:January 1988
pp. 80-81
Case study findings from several corporate environments suggest that successful virtualization does not depend on the degree of technological sophistication. It's how the tools are used that matters.
     
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