Skip to content

Author

Christos Petrocheilos

3 papers indexed here

We haven’t gathered this author’s papers yet. Follow them and we’ll fetch their work.

Not the right person? Other researchers publish under this name.

#artificial intelligence Review Sep 2026

Building a Production Greek-English Speech Recognizer

We report a multi-month engineering program to build Sophea, a production bilingual Greek-English automatic speech recognition system. We evaluate the system against nine production gates covering Greek and English word error rate, language identification, and hallucinations on non-speech audio. Across twenty-three tra...

Christos Petrocheilos, Cleopatra Papadopoulou, Chris Porikis et al. · 0 citations
Jul 2026

MORFES: A Benchmark for Productive Inflectional Competence in Modern Greek

MORFES (Morphological Open-class Recognition-and-Formation Evaluation Suite), a benchmark of 500 expert-verified items that tests the recognition and production of Greek inflected forms, favoring lower-frequency lemmas so that a correct answer reflects the rule rather than a memorized form.

Ioakeim Perros, Cleopatra Papadopoulou, Ayoub Kirouane et al. · 1 citation
#machine learning Preprint Aug 2026

Thinking in a Low-Resource Language: What SFT Builds, What RL Fixes, What Accuracy Cannot See

Take three frontier mixture-of-experts models (Alibaba, OpenAI, NVIDIA; 3.6-4.0B active parameters each) and fine-tune them to reason in a low-resource language. On accuracy benchmarks almost nothing happens, and the benchmark itself is noise at this scale: changing only the random seed moves the score by 7.7 points, m...

Ayoub Kirouane, Christos Petrocheilos · 0 citations

We use cookies to run the site and, with your consent, for analytics and to show ads. See our Cookie Policy.