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Omprakash Chakraborty

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#machine learning Preprint Sep 2026

Image Classifiers are Efficient Self-Supervised Video Representation Learners

We introduce VideoMSN, a Masked Siamese Network framework for efficient self-supervised spatio-temporal representation learning in videos. Instead of relying on heavy 3D architectures or reconstruction-based autoencoders for learning with unlabeled data, we repurpose standard image Vision Transformers by representing v...

Owais Iqbal, Sudipta Sarkar, Shyam Marjit et al. · 0 citations
Jul 2026

PRiSM: Prototype Regularization for Few-Shot VLMs

PRiSM is introduced, a class-prototype regularization that can be deployed as a plug and play module on top of any existing baseline method, significantly improving performances and introducing a more realistic benchmark that varies both the levels of class balance and the effective number of classes in few-shot tasks...

Ghassen Baklouti, Omprakash Chakraborty, J. Dolz et al. · 0 citations

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