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Shahab Bakhtiari

5 accepted papers

2026

Interpreting Physics in Video World Models

ICML 2026poster

A long-standing question in physical reasoning is whether video-based models need to rely on factorized representations of physical variables in order to make physically accurate predictions, or whether they can implicitly represent such variables in a distributed manner. While modern video world mo…

Cited by 0SourceScholar
2026

Self-Supervised Learning from Structural Invariance

ICLR 2026poster

Joint-embedding self-supervised learning (SSL), the key paradigm for unsupervised representation learning from visual data, learns from invariances between semantically-related data pairs. We study the one-to-many mapping problem in SSL, where each datum may be mapped to multiple valid targets. Thi…

Cited by 0SourcecodeScholar
2025

seq-JEPA: Autoregressive Predictive Learning of Invariant-Equivariant World Models

NeurIPS 2025poster

Joint-embedding self-supervised learning (SSL) commonly relies on transformations such as data augmentation and masking to learn visual representations, a task achieved by enforcing invariance or equivariance with respect to these transformations applied to two views of an image. This dominant two-v…

Cited by 0SourcecodeScholar
2021

The functional specialization of visual cortex emerges from training parallel pathways with self-supervised predictive learning

NeurIPS 2021spotlight

The visual system of mammals is comprised of parallel, hierarchical specialized pathways. Different pathways are specialized in so far as they use representations that are more suitable for supporting specific downstream behaviours. In particular, the clearest example is the specialization of the ve…

Cited by 108SourcePDFScholar
2021

Your head is there to move you around: Goal-driven models of the primate dorsal pathway

NeurIPS 2021spotlight

Neurons in the dorsal visual pathway of the mammalian brain are selective for motion stimuli, with the complexity of stimulus representations increasing along the hierarchy. This progression is similar to that of the ventral visual pathway, which is well characterized by artificial neural networks (…

Cited by 63SourcePDFScholar