{"type": "article", "title": "An Empirical Study of Handcrafted Feature Learning and Convolutional Neural Networks for Facial Expression Recognition", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/an-empirical-study-of-handcrafted-feature-learning-and-convolutional-neural-for", "original_source": "https://arxiv.org/abs/2607.15288", "published": "2026-07-20T04:00:00+00:00", "accessed": "2026-07-22", "id": "an-empirical-study-of-handcrafted-feature-learning-and-convolutional-neural-for"}