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Focus of Attention Improves Information Transfer in Visual Features

Neural Information Processing Systems

The temporal trajectories of the variables of the learning problem are modeled by the so called 4th order Cognitive Action Laws (CALs) that come from stationarity conditions of a functional, as it happens for generalized coordinates in classical mechanics.


Learning to Schedule Heuristics in Branch and Bound

Neural Information Processing Systems

While much of MIP research focuses on designing effective heuristics, the question of how to manage multiple MIP heuristics in a solver has not received equal attention.


Semi-supervised Vision Transformers at Scale

Neural Information Processing Systems

We study semi-supervised learning (SSL) for vision transformers (ViT), an under-explored topic despite the wide adoption of the ViT architecture to different tasks.




Hard Negative Mixing for Contrastive Learning

Neural Information Processing Systems

ImageNet-100 labels, to define the positive samples. In Figure 1, we track the proxy task performance when progressively moving from MoCo to MoCo-v2, i.e . Figure 1 are for the same ฯ„ = 0 .2 . B.2 Hard negative mixing variants not discussed in the main text While developing MoCHi, we considered a number of different mixing strategies in feature space. We found the two strategies presented in Sections 4.1 and 4.2 of the main paper to For MoCHi, the "top" negatives are defined via the negative For MoCHi, in Section 4.2 we propose to synthesize MoCHi samples according to the percentage of the query they have.