Search results for author:"Xiangen Hu"
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University of Memphis
Society for Information Technology & Teacher Education International Conference 2002 (2002) pp. 2056–2057
Intelligent Tutoring Systems have become more common in education nowadays. AutoTutor is one such system. It uses a world knowledge representation, natural language processing, production scripts and a conversational interface. By assisting...
Journal of Educational Multimedia and Hypermedia Vol. 27, No. 2 (April 2018) pp. 245–265
Is it possible to teach a learner to become a better question asker in as little as 25 minutes? Given that many teachers and school districts do not have the resources to provide individualized question training to students, the current study sought ...
Urban Education Vol. 46, No. 2 (March 2011) pp. 241–250
The current work presents exploratory research findings concerning African American students' attitudes toward online learning. The Online Tutoring Attitudes Scale (OTAS; Graff, 2003) was administered to 124 African American students in a positive...
International Journal of Artificial Intelligence in Education Vol. 24, No. 4 (December 2014) pp. 427–469
AutoTutor is a natural language tutoring system that has produced learning gains across multiple domains (e.g., computer literacy, physics, critical thinking). In this paper, we review the development, key research findings, and systems that have...
World Conference on E-Learning in Corporate, Government, Healthcare, and Higher Education 2002 (2002) pp. 471–476
The development of authoring tools for intelligent systems is an important step for creating, maintaining, and structuring content in a quick and easy manner. It has the benefit of allowing for a rapid change to new domains or topics for tutoring. ...
E-Learn: World Conference on E-Learning in Corporate, Government, Healthcare, and Higher Education 2002 (2002) pp. 353–360
The Human Use Regulatory Affairs Advisor (HURAA) is a web-based facility that provides help and training on the ethical use of human subjects in research, based on documents and regulations in United States Federal agencies. HURAA has a number of...
A framework of synthesizing tutoring conversation capability with web-based distance education courseware
Computers & Education Vol. 42, No. 4 (May 2004) pp. 375–388
Whereas existing learning environments on the Web lack high level interactivity, we have developed a human tutor-like tutorial conversation system for the Web that enhances educational courseware through mixed-initiative dialog with natural language ...
International Journal on E-Learning
*** Invited as a Paper from E-Learn 2002 *** The Human Use Regulatory Affairs Advisor (HURAA) is a web-based facility that provides help and training on the ethical use of human subjects in research, based on documents and regulations in United...
Vicarious Learning: Effects of Overhearing Dialog and Monologue-Like Discourse in a Virtual Tutoring Session
Journal of Educational Computing Research Vol. 29, No. 4 (2003) pp. 431–450
In two experiments, students overheard two computer-controlled virtual agents discussing four computer literacy topics in dialog discourse and four in monologue discourse. In Experiment 1, the virtual tutee asked a series of deep questions in the...
International Journal on E-Learning Vol. 3, No. 4 (2004) pp. 29–39
The Human Use Regulatory Affairs Advisor (HURAA) is an Internet facility that provides help and training on the ethical use of human subjects in research, based on documents and regulations in United States Federal agencies. HURAA has a number of...
HURAA: An Interactive Web-Based Agent That Optimizes Information Retrieval in a Multi-media Environment
EdMedia: World Conference on Educational Media and Technology 2001 (2001) pp. 1476–1481
The Computational Discourse Technologies Group is developing the Human Use Regulatory Affairs Advisor (HURAA). HURAA is a web-based information delivery and retrieval system that includes an animated agent that guides the user through six distinct ...
The Effects of a Traditional and Technology-based After-school Setting on 6th Grade Student’s Mathematics Skills
Xiangen Hu; Scotty D. Craig; Anna E. Bargagliotti; Arthur C. Graesser; Theresa Okwumabua; Celia Anderson; Kyle R. Cheney; Allan Sterbinsky
Journal of Computers in Mathematics and Science Teaching Vol. 31, No. 1 (January 2012) pp. 17–38
This study investigated the effectiveness of the Assessment and LEarning in Knowledge Spaces (ALEKS) system as a method of strategic intervention in after-school settings to improve the mathematical skills of struggling 6th grade students. Students ...
Kyle R. Cheney; Scotty D. Craig; Celia Anderson; Anna Bargagliotti; Arthur C. Graesser; Allen Sterbinsky; Theresa Okwumabua; Xiangen Hu
Society for Information Technology & Teacher Education International Conference 2011 (Mar 07, 2011) pp. 1425–1427
This paper reports the findings of a study using ALEKS, a web-based, artificially intelligent assessment and learning system, in an after-school program for 6th grade students. Findings indicate that after one school year of using the program,...
The impact of a technology-based mathematics after-school program using ALEKS on student's knowledge and behaviors
Scotty D. Craig; Xiangen Hu; Arthur C. Graesser; Anna E. Bargagliotti; Allan Sterbinsky; Kyle R. Cheney; Theresa Okwumabua
Computers & Education Vol. 68, No. 1 (October 2013) pp. 495–504
The effectiveness of using the Assessment and LEarning in Knowledge Spaces (ALEKS) system, an Intelligent Tutoring System for mathematics, as a method of strategic intervention in after-school settings to improve the mathematical skills of...
The Relationship between Gender, Ethnicity, and Technology on the Impact of Mathematics Achievement in an After-School Program
Xudong Huang; Scotty D. Craig; Jun Xie; Arthur C. Graesser; Theresa Okwumabua; Kyle R. Cheney; Xiangen Hu
The gap among ethnicities and gender in mathematics achievement is a well-known problem. While the gap has been shrinking over the past three decades, it has not completely diminished (Jencks & Phillips, 1998; McGraw, Lubienski, & Strutchens,...