On Two Mechanisms Associated To Learning: A Mathematical Point Of View. - David M. Gomez; Pablo Dartnell; Roberto Araya (IEEE Congress on Evolutionary Computation, 2006)

Strategies Used by Students on a Massively Multiplayer Online Mathematics Game. - Roberto Araya; Abelino Jiménez; Manuel Bahamondez; Pablo Dartnell; Jorge Soto Andrade; Pablo González; Patricio Calfucura (ICWL, 2011)

Estimation of teacher practices based on text transcripts of teacher speech using a support vector machine algorithm. - Roberto Araya; Francisco Plana; Pablo Dartnell; Jorge Soto Andrade; Gina Luci; Elena Salinas; Marylen Araya (Br. J. Educ. Technol., 2012)

Impact of a blended ICT adoption model on Chilean vulnerable schools correlates with amount of on online practice. - Roberto Araya; Johan Van der Molen (AIED Workshops, 2013)

Causal Dependence among Contents Emerges from the Collective Online Learning of Students. - Roberto Araya; Johan Van der Molen (ICCCI, 2013)

Teaching modeling skills using a massively multiplayer online mathematics game. - Roberto Araya; Abelino Jiménez; Manuel Bahamondez; Patricio Calfucura; Pablo Dartnell; Jorge Soto Andrade (World Wide Web, 2014)

ICT Supported Learning Rises Math Achievement in Low Socio Economic Status Schools. - Roberto Araya; Raúl Gormaz; Manuel Bahamondez; Carlos Aguirre; Patricio Calfucura; Paulina Jaure; Camilo Laborda (EC-TEL, 2015)

Mining Social Behavior in the Classroom. - Roberto Araya; Ragnar Behncke; Amitai Linker; Johan Van der Molen (ICCCI (2), 2015)

Social Facilitation Due to Online Inter-classrooms Tournaments. - Roberto Araya; Carlos Aguirre; Manuel Bahamondez; Patricio Calfucura; Paulina Jaure (EC-TEL, 2016)

How to Attract Students' Visual Attention. - Roberto Araya; Danyal Farsani; Josefina Hernández (EC-TEL, 2016)

Collective Unconscious Interaction Patterns in Classrooms. - Roberto Araya; Josefina Hernández (ICCCI (2), 2016)

Peer Review in Mentorship: Perception of the Helpfulness of Review and Reciprocal Ratings. - Oluwabunmi Adewoyin; Roberto Araya; Julita Vassileva (ITS, 2016)

ASR in Classroom Today: Automatic Visualization of Conceptual Network in Science Classrooms. - Daniela Caballero; Roberto Araya; Hanna Kronholm; Jouni Viiri; André Mansikkaniemi; Sami Lehesvuori; Tuomas Virtanen; Mikko Kurimo (EC-TEL, 2017)

Using Online Synchronous Interschool Tournaments to Boost Student Engagement and Learning in Hands-On Physics Lessons. - Roberto Araya; Carlos Aguirre; Patricio Calfucura; Paulina Jaure (ICCSAMA, 2017)

Teaching Energy Efficiency: A Cross-Border Public Class and Lesson Study in STEM. - Masami Isoda; Roberto Araya; Colleen Eddy; Gabriel Matney; Joseph Williams; Patricio Calfucura; Carlos Aguirre; Pablo Becerra; Raúl Gormaz; Jorge Soto Andrade; Takeshi Noine; Arturo Mena-Lorca; et al. (IxD&A, 2017)

Context-Based Personalized Predictors of the Length of Written Responses to Open-Ended Questions of Elementary School Students. - Roberto Araya; Abelino Jiménez; Carlos Aguirre (ACIIDS (Extended Posters), 2018)

Integrating Classes from Different Schools Using Intelligent Teacher Support Systems. - Roberto Araya (IHSI, 2018)

Assessing Teacher's Discourse Effect on Students' Learning: A Keyword Centrality Approach. - Danner Schlotterbeck; Roberto Araya; Daniela Caballero; Abelino Jimenez; Sami Lehesvuori; Jouni Viiri (EC-TEL, 2020)

The Effect of Teacher Unconscious Behaviors on the Collective Unconscious Behavior of the Classroom. - Roberto Araya; Danyal Farsani (ICCCI (CCIS Volume), 2020)

An Application of Machine Learning and Image Processing to Automatically Detect Teachers' Gestures. - Josefina Hernández-Correa; Danyal Farsani; Roberto Araya (ICCCI (CCIS Volume), 2020)

Lessons Clustering Using Topics Inferred by Unsupervised Modeling from Textbooks. - Matías Altamirano; Abelino Jiménez; Roberto Araya (MIS4TEL, 2020)

Early Detection of Gender Differences in Reading and Writing from a Smartphone-Based Performance Support System for Teachers. - Roberto Araya (MIS4TEL, 2020)

Automatic Content Analysis of Computer-Supported Collaborative Inquiry-Based Learning Using Deep Networks and Attention Mechanisms. - Pablo Uribe; Abelino Jiménez; Roberto Araya; Joni Lämsä; Raija Hämäläinen; Jouni Viiri (MIS4TEL, 2020)

A collective brain to adapt teaching to quarantined first and second graders. - Roberto Araya (IxD&A, 2020)

Gamification Strategies to Teach Algorithmic Thinking to First Graders. - Roberto Araya (AHFE (11), 2021)

TARTA: Teacher Activity Recognizer from Transcriptions and Audio. - Danner Schlotterbeck; Pablo Uribe; Abelino Jiménez; Roberto Araya; Johan Van der Molen Moris; Daniela Caballero (AIED (1), 2021)

What Classroom Audio Tells About Teaching: A Cost-effective Approach for Detection of Teaching Practices Using Spectral Audio Features. - Danner Schlotterbeck; Pablo Uribe; Roberto Araya; Abelino Jimenez; Daniela Caballero (LAK, 2021)

Automatic Detection of Gaze and Body Orientation in Elementary School Classrooms. - Roberto Araya; Jorge Sossa-Rivera (Frontiers Robotics AI, 2021)

Deep Networks for Collaboration Analytics: Promoting Automatic Analysis of Face-to-Face Interaction in the Context of Inquiry-Based Learning. - Joni Lämsä; Pablo Uribe; Abelino Jiménez; Daniela Caballero; Raija Hämäläinen; Roberto Araya (J. Learn. Anal., 2021)

"Teacher, Can You Say It Again?" Improving Automatic Speech Recognition Performance over Classroom Environments with Limited Data. - Danner Schlotterbeck; Abelino Jiménez; Roberto Araya; Daniela Caballero; Pablo Uribe; Johan Van der Molen Moris (AIED (1), 2022)

Unsupervised characterization of lessons according to temporal patterns of teacher talk via topic modeling. - Matías Altamirano; Pablo Uribe; Danner Schlotterbeck; Abelino Jiménez; Roberto Araya; Johan Van der Molen Moris; Daniela Caballero (Neurocomputing, 2022)

How Should I Teach from This Month Onward? A State-Space Model That Helps Drive Whole Classes to Achieve End-of-Year National Standardized Test Learning Targets. - Obed Ulloa; Roberto Araya (Syst., 2022)

Who's the Best Detective? LLMs vs. MLs in Detecting Incoherent Fourth Grade Math Answers. - Felipe Urrutia; Roberto Araya (CoRR, 2023)

Automatically Detecting Incoherent Written Math Answers of Fourth-Graders. - Felipe Urrutia; Roberto Araya (Syst., 2023)

AI as a Co-Teacher: Enhancing Creative Thinking in Underserved Areas. - Roberto Araya (ICCE, 2024)

Beyond Text-to-Text: An Overview of Multimodal and Generative Artificial Intelligence for Education Using Topic Modeling. - Ville Heilala; Roberto Araya; Raija Hämäläinen (SAC, 2025)

Enhancing the Continuing Education of Science Teachers with Unplugged Machine Learning Activities. - Jhon Alé-Silva; Roberto Araya (CLEI Electron. J., 2025)

Do Chains-of-Thoughts of Large Language Models Suffer from Hallucinations, Cognitive Biases, or Phobias in Bayesian Reasoning? - Roberto Araya (CoRR, 2025)