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Wenrui Zhang

5 accepted papers

2026

MolSight: Optical Chemical Structure Recognition with SMILES Pretraining, Multi-Granularity Learning and Reinforcement Learning

AAAI 2026technical

Optical Chemical Structure Recognition (OCSR) plays a pivotal role in modern chemical informatics, enabling the automated conversion of chemical structure images from scientific literature, patents, and educational materials into machine-readable molecular representations. This capability is essenti

Cited by 0SourcePDFScholar
2021

Backpropagated Neighborhood Aggregation for Accurate Training of Spiking Neural Networks

ICML 2021spotlight

While Backpropagation (BP) has been applied to spiking neural networks (SNNs) achieving encouraging results, a key challenge involved is to backpropagate a differentiable continuous-valued loss over layers of spiking neurons exhibiting discontinuous all-or-none firing activities. Existing methods de…

Cited by 25SourcePDFScholar
2020

Temporal Spike Sequence Learning via Backpropagation for Deep Spiking Neural Networks

NeurIPS 2020spotlight

Spiking neural networks (SNNs) are well suited for spatio-temporal learning and implementations on energy-efficient event-driven neuromorphic processors. However, existing SNN error backpropagation (BP) methods lack proper handling of spiking discontinuities and suffer from low performance compared…

2019

Spike-Train Level Backpropagation for Training Deep Recurrent Spiking Neural Networks

NeurIPS 2019poster

Spiking neural networks (SNNs) well support spatiotemporal learning and energy-efficient event-driven hardware neuromorphic processors. As an important class of SNNs, recurrent spiking neural networks (RSNNs) possess great computational power. However, the practical application of RSNNs is severely…

2018

Hybrid Macro/Micro Level Backpropagation for Training Deep Spiking Neural Networks

NeurIPS 2018poster

Spiking neural networks (SNNs) are positioned to enable spatio-temporal information processing and ultra-low power event-driven neuromorphic hardware. However, SNNs are yet to reach the same performances of conventional deep artificial neural networks (ANNs), a long-standing challenge due to complex…