Clustering based contrastive learning for improving face representations

V Sharma, M Tapaswi, MS Sarfraz… - 2020 15th IEEE …, 2020 - ieeexplore.ieee.org
2020 15th IEEE International Conference on Automatic Face and …, 2020ieeexplore.ieee.org
A good clustering algorithm can discover natural groupings in data. These groupings, if used
wisely, provide a form of weak supervision for learning representations. In this work, we
present Clustering-based Contrastive Learning (CCL), a new clustering-based
representation learning approach that uses labels obtained from clustering along with video
constraints to learn discriminative face features. We demonstrate our method on the
challenging task of learning representations for video face clustering. Through several …
A good clustering algorithm can discover natural groupings in data. These groupings, if used wisely, provide a form of weak supervision for learning representations. In this work, we present Clustering-based Contrastive Learning (CCL), a new clustering-based representation learning approach that uses labels obtained from clustering along with video constraints to learn discriminative face features. We demonstrate our method on the challenging task of learning representations for video face clustering. Through several ablation studies, we analyze the impact of creating pair-wise positive and negative labels from different sources. Experiments on three challenging video face clustering datasets: BBT-0101, BF-0502, and ACCIO show that CCL achieves a new state-of-the-art on all datasets.
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