Search Results for author: Yanqi Chen

Found 9 papers, 6 papers with code

SpikingJelly: An open-source machine learning infrastructure platform for spike-based intelligence

1 code implementation25 Oct 2023 Wei Fang, Yanqi Chen, Jianhao Ding, Zhaofei Yu, Timothée Masquelier, Ding Chen, Liwei Huang, Huihui Zhou, Guoqi Li, Yonghong Tian

Spiking neural networks (SNNs) aim to realize brain-inspired intelligence on neuromorphic chips with high energy efficiency by introducing neural dynamics and spike properties.

Code Generation

Auto-Spikformer: Spikformer Architecture Search

no code implementations1 Jun 2023 Kaiwei Che, Zhaokun Zhou, Zhengyu Ma, Wei Fang, Yanqi Chen, Shuaijie Shen, Li Yuan, Yonghong Tian

The integration of self-attention mechanisms into Spiking Neural Networks (SNNs) has garnered considerable interest in the realm of advanced deep learning, primarily due to their biological properties.

Temporal Contrastive Learning for Spiking Neural Networks

no code implementations23 May 2023 Haonan Qiu, Zeyin Song, Yanqi Chen, Munan Ning, Wei Fang, Tao Sun, Zhengyu Ma, Li Yuan, Yonghong Tian

However, in this work, we find the method above is not ideal for the SNNs training as it omits the temporal dynamics of SNNs and degrades the performance quickly with the decrease of inference time steps.

Contrastive Learning

Parallel Spiking Neurons with High Efficiency and Ability to Learn Long-term Dependencies

1 code implementation NeurIPS 2023 Wei Fang, Zhaofei Yu, Zhaokun Zhou, Ding Chen, Yanqi Chen, Zhengyu Ma, Timothée Masquelier, Yonghong Tian

Vanilla spiking neurons in Spiking Neural Networks (SNNs) use charge-fire-reset neuronal dynamics, which can only be simulated serially and can hardly learn long-time dependencies.

A Unified Framework for Soft Threshold Pruning

1 code implementation25 Feb 2023 Yanqi Chen, Zhengyu Ma, Wei Fang, Xiawu Zheng, Zhaofei Yu, Yonghong Tian

In this work, we reformulate soft threshold pruning as an implicit optimization problem solved using the Iterative Shrinkage-Thresholding Algorithm (ISTA), a classic method from the fields of sparse recovery and compressed sensing.

Scheduling

TrafficCAM: A Versatile Dataset for Traffic Flow Segmentation

no code implementations17 Nov 2022 Zhongying Deng, Yanqi Chen, Lihao Liu, Shujun Wang, Rihuan Ke, Carola-Bibiane Schonlieb, Angelica I Aviles-Rivero

Firstly, TrafficCAM provides both pixel-level and instance-level semantic labelling along with a large range of types of vehicles and pedestrians.

Instance Segmentation Management +1

Pruning of Deep Spiking Neural Networks through Gradient Rewiring

1 code implementation11 May 2021 Yanqi Chen, Zhaofei Yu, Wei Fang, Tiejun Huang, Yonghong Tian

Our key innovation is to redefine the gradient to a new synaptic parameter, allowing better exploration of network structures by taking full advantage of the competition between pruning and regrowth of connections.

Deep Residual Learning in Spiking Neural Networks

1 code implementation NeurIPS 2021 Wei Fang, Zhaofei Yu, Yanqi Chen, Tiejun Huang, Timothée Masquelier, Yonghong Tian

Previous Spiking ResNet mimics the standard residual block in ANNs and simply replaces ReLU activation layers with spiking neurons, which suffers the degradation problem and can hardly implement residual learning.

Incorporating Learnable Membrane Time Constant to Enhance Learning of Spiking Neural Networks

1 code implementation ICCV 2021 Wei Fang, Zhaofei Yu, Yanqi Chen, Timothee Masquelier, Tiejun Huang, Yonghong Tian

In this paper, we take inspiration from the observation that membrane-related parameters are different across brain regions, and propose a training algorithm that is capable of learning not only the synaptic weights but also the membrane time constants of SNNs.

Image Classification

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