scholarly journals A Tangible System for Learning Relational Algebra

2018 ◽  
Vol 19 (1) ◽  
pp. 39-55
Author(s):  
José Antonio Xohua-Chacón ◽  
Edgard Iván Benítez-Guerrero ◽  
Carmen Mezura-Godoy

Tangible User Interfaces (TUIs) are those in which users interact with a digital system through the direct manipulation of physical objects (tokens). Tokens are directly linked to a certain data/functionality within the system, so manipulation of these objects affects the system behavior. This paper introduces TanQuery, a tangible system to support the process of learning Relational Algebra. TanQuery incorporates components to detect and track tokens, and to analyze and execute query trees. The system was tested by university students, and obtained results allowed to observe and analyze that students found this type of interface useful and pleasant. Keywords: Tangible user interfaces; relational algebra.

2010 ◽  
Vol 10 (02) ◽  
pp. 219-233 ◽  
Author(s):  
ANDREI SHERSTYUK ◽  
ANTON TRESKUNOV ◽  
BENJAMIN BERG

Mixing real and virtual components into one consistent environment often involves creating geometry models of physical objects. Traditional approaches include manual modeling by 3D artists or use of dedicated devices. Both approaches require special skills or special hardware and may be costly.We propose a new method for fast semi-automatic 3D geometry acquisition, based upon unconventional use of motion tracking equipment. The proposed method is intended for quick surface prototyping for Virtual, Augmented and Mixed reality applications (VR/AR/MR), where quality of visualization of scanned objects is not required or is of low priority.


2021 ◽  
pp. 073563312110272
Author(s):  
Neila Chettaoui ◽  
Ayman Atia ◽  
Med Salim Bouhlel

Embodied learning pedagogy highlights the interconnections between the brain, body, and the concrete environment. As a teaching method, it provides means of engaging the physical body in multimodal learning experiences to develop the students’ cognitive process. Based on this perspective, several research studies introduced different interaction modalities to support the implementation of an embodied learning environment. One such case is the use of tangible user interfaces and motion-based technologies. This paper evaluates the impacts of motion-based, tangible-based, and multimodal interaction merging between tangible interfaces and motion-based technology on improving students’ learning performance. A controlled study was performed at a primary school with 36 participants (aged 7 to 9), to evaluate the educational potential of embodied interaction modalities compared to tablet-based learning. The results highlighted a significant difference in the learning gains between all groups, as determined by one-way ANOVA [F (3,32) = 6.32, p = .017], in favor of the multimodal learning interface. Findings revealed that a multimodal learning interface supporting richer embodied interaction that took advantage of affording the power of body movements and manipulation of physical objects might improve students’ understanding of abstract concepts in educational contexts.


Sensors ◽  
2016 ◽  
Vol 16 (11) ◽  
pp. 1775 ◽  
Author(s):  
Graciela Guerrero ◽  
Andrés Ayala ◽  
Juan Mateu ◽  
Laura Casades ◽  
Xavier Alamán

2009 ◽  
Author(s):  
Guillaume Rivière ◽  
Nadine Couture ◽  
Fabrice Jurado

2004 ◽  
Vol 22 (4) ◽  
pp. 287-299 ◽  
Author(s):  
H Ishii ◽  
C Ratti ◽  
B Piper ◽  
Y Wang ◽  
A Biderman ◽  
...  

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