Ahmet Üstün

ORCID: 0000-0002-1640-4291
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About
Contact & Profiles
Research Areas
  • Education Practices and Challenges
  • Natural Language Processing Techniques
  • Topic Modeling
  • Educational Methods and Analysis
  • Educational Leadership and Administration
  • Teacher Professional Development and Motivation
  • Online and Blended Learning
  • Music Education and Analysis
  • Speech Recognition and Synthesis
  • Innovative Teaching and Learning Methods
  • Virtual Reality Applications and Impacts
  • Text Readability and Simplification
  • Speech and dialogue systems
  • Online Learning and Analytics
  • Education and Technology Integration
  • Multimodal Machine Learning Applications
  • Problem Solving Skills Development
  • Mobile Learning in Education
  • Public Administration and Governance
  • Technology-Enhanced Education Studies
  • Augmented Reality Applications
  • Mobile and Web Applications
  • Education and experiences of immigrants and refugees
  • Values and Moral Education
  • Domain Adaptation and Few-Shot Learning

Bartin University
2017-2024

Amasya Üniversitesi
2009-2023

University of Groningen
2019-2022

Kayseri Eğitim ve Araştırma Hastanesi
2022

Mi̇lli̇ Eği̇ti̇m Bakanliği
2022

UCSI University
2022

University of Edinburgh
2022

IT University of Copenhagen
2021

The Microsoft Research - University of Trento Centre for Computational and Systems Biology
2021

University of Trento
2021

Recent advances in multilingual dependency parsing have brought the idea of a truly universal parser closer to reality. However, cross-language interference and restrained model capacity remain major obstacles. To address this, we propose novel task adaptation approach based on contextual parameter generation adapter modules. This enables learn adapters via language embeddings while sharing parameters across languages. It also allows for an easy but effective integration existing linguistic...

10.18653/v1/2020.emnlp-main.180 article EN cc-by 2020-01-01

Rob van der Goot, Ahmet Üstün, Alan Ramponi, Ibrahim Sharaf, Barbara Plank. Proceedings of the 16th Conference European Chapter Association for Computational Linguistics: System Demonstrations. 2021.

10.18653/v1/2021.eacl-demos.22 article EN cc-by 2021-01-01

This technical report introduces Aya 23, a family of multilingual language models. 23 builds on the recent release model (\"Ust\"un et al., 2024), focusing pairing highly performant pre-trained with recently released collection (Singh 2024). The result is powerful large serving languages, expanding state-of-art modeling capabilities to approximately half world's population. covered 101 languages whereas an experiment in depth vs breadth, exploring impact allocating more capacity fewer that...

10.48550/arxiv.2405.15032 preprint EN arXiv (Cornell University) 2024-05-23

This mixed-method pretest/post-test experimental study examined the effect of learning analytics (LA)-based interventions on students' academic achievement and self-regulatory skills, explored perceptions such in flipped classrooms (FC). Sixty-two college students from an introductory computer course were randomly assigned to or control group, with 31 participants each condition. In following 10 weeks, LA-based personalized interventions, including both visual feedback written...

10.1080/15391523.2022.2040401 article EN Journal of Research on Technology in Education 2022-02-28

Blended learning (BL) has been increasingly implemented in higher education, while more research is needed to investigate the role of metacognitive awareness, reflective thinking, problem solving and community inquiry on academic self-efficacy BL. This correlational study collected data from 217 undergraduate students an introductory computer course, using five well-established instruments. The result showed that there was a strong positive relationship between thinking skills, also moderate...

10.17718/tojde.989874 article EN Turkish Online Journal of Distance Education 2023-01-01

Rob van der Goot, Ibrahim Sharaf, Aizhan Imankulova, Ahmet Üstün, Marija Stepanović, Alan Ramponi, Siti Oryza Khairunnisa, Mamoru Komachi, Barbara Plank. Proceedings of the 2021 Conference North American Chapter Association for Computational Linguistics: Human Language Technologies. 2021.

10.18653/v1/2021.naacl-main.197 article EN cc-by Proceedings of the 2022 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies 2021-01-01

We consider the problem of multilingual unsupervised machine translation, translating to and from languages that only have monolingual data by using auxiliary parallel language pairs. For this standard procedure so far leverage is _back-translation_, which computationally costly hard tune. In paper we propose instead use _denoising adapters_, adapter layers with a denoising objective, on top pre-trained mBART-50. addition modularity flexibility such an approach show resulting translations...

10.18653/v1/2021.emnlp-main.533 article EN cc-by Proceedings of the 2021 Conference on Empirical Methods in Natural Language Processing 2021-01-01

Değişen ve gelişen dünyaya uyum sağlayabilmek için insanların da aynı değişim gelişime ayak uydurabilecek becerilere sahip olması beklenmektedir. Eğitim alanında hem öğrenenlerin de öğretmenlerin yeni büyük önem taşımaktadır. Bu kapsamda eğitimde öğrencilerin ilgi motivasyonu artıracak yöntem teknikler kullanılmaktadır. yöntemlerden biri mobil teknolojiler kullanılarak öğrenme destekli öğretim gerçekleştirmektir. bağlamda sürecini destekleyici uygulamaları ön plana çıkmaktadır. çalışmada...

10.46328/bestdergi.113 article TR Bilim Eğitim Sanat ve Teknoloji Dergisi (BEST Dergi) 2025-01-01

Within higher education, the use of blended learning (BL) is exponentially increased in 21st century, which poses a number challenges designing process BL for educators. The aim this designbased research (DBR) study was to assist an inexperienced educator teaching and course education convert face-to-face (F2F) into course. During design delivery course, what appropriate practices were needed achieve creating efficient effective determined educator's reflections on first experience...

10.17718/tojde.906821 article EN Turkish Online Journal of Distance Education 2021-03-30

The Mixture of Experts (MoE) is a widely known neural architecture where an ensemble specialized sub-models optimizes overall performance with constant computational cost. However, conventional MoEs pose challenges at scale due to the need store all experts in memory. In this paper, we push MoE limit. We propose extremely parameter-efficient by uniquely combining lightweight experts.Our outperforms standard fine-tuning (PEFT) methods and on par full only updating -- less than 1% 11B...

10.48550/arxiv.2309.05444 preprint EN cc-by arXiv (Cornell University) 2023-01-01

In this paper, we investigate the effects of using subword information in representation learning. We argue that syntactic units quality word representations positively. introduce a morpheme-based model and compare it against to word-based, character-based, character n-gram level models. Our takes list candidate segmentations learns based on different are weighted by an attention mechanism. performed experiments Turkish as morphologically rich language English with comparably poorer...

10.18653/v1/w18-3019 article EN cc-by 2018-01-01

The use of flipped learning (FL) is increasing in higher education with enormous educational benefits. But limited research has investigated the relationships students' transactional distance (TD) perceptions, engagement, and course satisfaction FL. This correlational study was conducted to explore these important factors their 198 undergraduate students participated this 14-week-long study, including 105 females 93 males. Three well-established instruments were employed collect data. path...

10.1080/10494820.2022.2091603 article EN Interactive Learning Environments 2022-06-26

Recent breakthroughs in large language models (LLMs) have centered around a handful of data-rich languages. What does it take to broaden access beyond first-class citizen languages? Our work introduces Aya, massively multilingual generative model that follows instructions 101 languages which over 50% are considered as lower-resourced. Aya outperforms mT0 and BLOOMZ on the majority tasks while covering double number We introduce extensive new evaluation suites state-of-art for eval across 99...

10.48550/arxiv.2402.07827 preprint EN arXiv (Cornell University) 2024-02-12
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