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Elias Issa

3 accepted papers

2023

Brain-like Flexible Visual Inference by Harnessing Feedback Feedforward Alignment

NeurIPS 2023poster

In natural vision, feedback connections support versatile visual inference capabilities such as making sense of the occluded or noisy bottom-up sensory information or mediating pure top-down processes such as imagination. However, the mechanisms by which the feedback pathway learns to give rise to t…

2023

Brain-like representational straightening of natural movies in robust feedforward neural networks

ICLR 2023poster

Representational straightening refers to a decrease in curvature of visual feature representations of a sequence of frames taken from natural movies. Prior work established straightening in neural representations of the primate primary visual cortex (V1) and perceptual straightening in human behavio…

2019

Brain-Like Object Recognition with High-Performing Shallow Recurrent ANNs

NeurIPS 2019oral

Deep convolutional artificial neural networks (ANNs) are the leading class of candidate models of the mechanisms of visual processing in the primate ventral stream. While initially inspired by brain anatomy, over the past years, these ANNs have evolved from a simple eight-layer architecture in AlexN…