Feature Embeddings
Feature embeddings represent data points as dense vectors in a lower-dimensional space, aiming to capture semantic relationships and facilitate downstream tasks like classification, clustering, and retrieval. Current research emphasizes improving embedding quality through techniques like contrastive learning, leveraging powerful pre-trained models (e.g., transformers, large language models), and developing methods for handling noisy data or limited resources. These advancements are significantly impacting various fields, including computer vision, natural language processing, and healthcare, by enabling more efficient and accurate analysis of complex data.
Papers
Reconstructing the Mind's Eye: fMRI-to-Image with Contrastive Learning and Diffusion Priors
Paul S. Scotti, Atmadeep Banerjee, Jimmie Goode, Stepan Shabalin, Alex Nguyen, Ethan Cohen, Aidan J. Dempster, Nathalie Verlinde, Elad Yundler, David Weisberg, Kenneth A. Norman, Tanishq Mathew Abraham
Towards minimizing efforts for Morphing Attacks -- Deep embeddings for morphing pair selection and improved Morphing Attack Detection
Roman Kessler, Kiran Raja, Juan Tapia, Christoph Busch