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Kfir Bar

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Articles

Generative AI emotion recognition from bodily gestures and vocal tone reveals modality-specific performance and positivity bias

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By David Piterman, Kfir Bar, Gunther Meinlschmidt, Alon Geller, Dorit Hadar Shoval, Zohar Elyoseph, Elad Refoua, Hadar Dery
| Nature Verified
Abstract Advances in generative artificial intelligence (GenAI) have prompted interest in its application in sensitive fields, including mental health. Yet the validity of its nonverbal social-cognitive abilities remains unclear. This study addresses two issues that probe GenAI’s social intelligence: its capacity to interpret nonverbal channels (bodily gestures and vocal tone) with accuracy comparable to humans, and whether accuracy of emotion recognition is different by emotional valence.
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Computer Science > Computation and Language

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By Kfir Bar, Doron Friedman, Moshe Butman
| arXiv
Developing dialogue systems capable of engaging in multi-turn, goal-oriented conversations remains a significant challenge, especially in specialized domains with limited data. This research proposes a novel framework called Preference Tree Optimization (PTO), designed to iteratively improve agent models in such dialogue systems, by generating preference data using a method called Preference Tree with Look-Ahead.
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The impact of fine-tuning LLMs on the quality of automated therapy assessed by digital patients

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By Ben Cohen, Anat Brunstein Klomek, Kfir Bar, Doron Friedman, Stav Yosef, Moreah Zisquit
| Flipboard
The rise of Agentic AI and its disruptive impact on marketing agencies Every new AI release shifts the ground beneath marketing's feet. Speed and creativity have always mattered, but this constant change is either a …
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