Nikiforos Pittaras

Nikiforos Pittaras is a Greek machine learning researcher and engineer currently working as an ML Research Engineer at the Digital Safety Research Institute (UL Research Institutes), where he focuses on safety evaluations of large language models. He holds a PhD in machine learning from the Informatics and Telecommunications department of the University of Athens, an MSc in Signal and Information Processing from the University of Athens, and a BSc in Computer Science from the University of Ioannina. His doctoral thesis was titled "Beyond Deep Learning: Enriching Data Representations for Machine Learning Tasks." His AI safety work includes a cooperative reinforcement learning project on detecting and penalizing betrayal patterns in self-interested agents, undertaken at AI Safety Camp 2022 and supported by the EA Long-Term Future Fund. He also served as a Teaching Assistant on Machine Learning, Deep Learning, AI Safety, and Alignment at the Center for AI Safety's ML Safety Scholars program. His broader research background spans NLP (argument mining, event detection, summarization), computer vision, audio, and multimodal data tasks.

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