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Venkatesh N Murthy

4 accepted papers

2025

Do Mice Grok? Glimpses of Hidden Progress in Sensory Cortex

ICLR 2025poster

Does learning of task-relevant representations stop when behavior stops changing? Motivated by recent work in machine learning and the intuitive observation that human experts continue to learn after mastery, we hypothesize that task-specific representation learning in cortex can continue, even when…

Cited by 0SourcePDFScholar
2023

Neural Circuits for Fast Poisson Compressed Sensing in the Olfactory Bulb

NeurIPS 2023poster

Within a single sniff, the mammalian olfactory system can decode the identity and concentration of odorants wafted on turbulent plumes of air. Yet, it must do so given access only to the noisy, dimensionally-reduced representation of the odor world provided by olfactory receptor neurons. As a result…

2022

Natural gradient enables fast sampling in spiking neural networks

NeurIPS 2022accept

For animals to navigate an uncertain world, their brains need to estimate uncertainty at the timescales of sensations and actions. Sampling-based algorithms afford a theoretically-grounded framework for probabilistic inference in neural circuits, but it remains unknown how one can implement fast sam…

Cited by 9SourcePDFScholar
2016

Deep Decision Network for Multi-Class Image Classification

CVPR 2016poster

In this paper, we present a novel Deep Decision Network (DDN) that provides an alternative approach towards building an efficient deep learning network. During the learning phase, starting from the root network node, DDN automatically builds a network that splits the data into disjoint clusters of c…

Cited by 113PDFScholar