Representation Learning
Representation learning aims to create meaningful and efficient data representations that capture underlying structure and facilitate downstream tasks like classification, prediction, and control. Current research focuses on developing robust and generalizable representations, often employing techniques like contrastive learning, transformers, and mixture-of-experts models, addressing challenges such as disentanglement, handling noisy or sparse data, and improving efficiency in multi-task and continual learning scenarios. These advancements have significant implications for various fields, improving the performance and interpretability of machine learning models across diverse applications, from recommendation systems to medical image analysis and causal inference.
Papers
Representation Learning for Resource-Constrained Keyphrase Generation
Di Wu, Wasi Uddin Ahmad, Sunipa Dev, Kai-Wei Chang
Magnification Prior: A Self-Supervised Method for Learning Representations on Breast Cancer Histopathological Images
Prakash Chandra Chhipa, Richa Upadhyay, Gustav Grund Pihlgren, Rajkumar Saini, Seiichi Uchida, Marcus Liwicki
How to Exploit Hyperspherical Embeddings for Out-of-Distribution Detection?
Yifei Ming, Yiyou Sun, Ousmane Dia, Yixuan Li
Selective-Supervised Contrastive Learning with Noisy Labels
Shikun Li, Xiaobo Xia, Shiming Ge, Tongliang Liu
Easy Ensemble: Simple Deep Ensemble Learning for Sensor-Based Human Activity Recognition
Tatsuhito Hasegawa, Kazuma Kondo
Discriminability-enforcing loss to improve representation learning
Florinel-Alin Croitoru, Diana-Nicoleta Grigore, Radu Tudor Ionescu
On Pitfalls of Identifiability in Unsupervised Learning. A Note on: "Desiderata for Representation Learning: A Causal Perspective"
Shubhangi Ghosh, Luigi Gresele, Julius von Kügelgen, Michel Besserve, Bernhard Schölkopf
Approximate Nearest Neighbor Search under Neural Similarity Metric for Large-Scale Recommendation
Rihan Chen, Bin Liu, Han Zhu, Yaoxuan Wang, Qi Li, Buting Ma, Qingbo Hua, Jun Jiang, Yunlong Xu, Hongbo Deng, Bo Zheng