Graph neural operator

Graph neural operators are computational frameworks that extend graph neural networks to learn operators mapping between function spaces defined on graphs. They are used to model complex systems and solve partial differential equations on irregular domains by learning mappings that generalize across different graph structures.

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Prompt engineering

Prompt engineering is the practice of designing and refining input prompts for artificial intelligence models, especially large language models, to achieve desired outputs. It involves crafting queries or instructions that guide AI systems to generate more accurate, relevant, or contextually appropriate responses.

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Energy-based model

An energy-based model is a type of probabilistic model in machine learning that associates a scalar energy value to each configuration of variables. These models learn to represent data by minimizing the energy of observed data points and assigning higher energy to other configurations.

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Driving signal for talking head generation

A driving signal for talking head generation refers to the input data or features used to animate a static or dynamic facial model to produce realistic lip movements, facial expressions, and head gestures corresponding to speech or other cues. These signals can be derived from audio, video, or other sensor data and are crucial for creating coherent and naturalistic talking head animations.

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