Search Results for author: Nenggan Zheng

Found 17 papers, 6 papers with code

MCA: Moment Channel Attention Networks

1 code implementation4 Mar 2024 Yangbo Jiang, Zhiwei Jiang, Le Han, Zenan Huang, Nenggan Zheng

In this paper, we investigate the statistical moments of feature maps within a neural network.

Image Classification Instance Segmentation +3

DeepBranchTracer: A Generally-Applicable Approach to Curvilinear Structure Reconstruction Using Multi-Feature Learning

1 code implementation2 Feb 2024 Chao Liu, Ting zhao, Nenggan Zheng

Curvilinear structures, which include line-like continuous objects, are fundamental geometrical elements in image-based applications.

Attribute

Motion-Scenario Decoupling for Rat-Aware Video Position Prediction: Strategy and Benchmark

no code implementations17 May 2023 Xiaofeng Liu, Jiaxin Gao, Yaohua Liu, Risheng Liu, Nenggan Zheng

Recently significant progress has been made in human action recognition and behavior prediction using deep learning techniques, leading to improved vision-based semantic understanding.

Action Recognition motion prediction +3

Latent Processes Identification From Multi-View Time Series

1 code implementation14 May 2023 Zenan Huang, Haobo Wang, Junbo Zhao, Nenggan Zheng

Understanding the dynamics of time series data typically requires identifying the unique latent factors for data generation, \textit{a. k. a.

Contrastive Learning Time Series

Discriminative Radial Domain Adaptation

1 code implementation1 Jan 2023 Zenan Huang, Jun Wen, Siheng Chen, Linchao Zhu, Nenggan Zheng

Domain adaptation methods reduce domain shift typically by learning domain-invariant features.

Domain Generalization Unsupervised Domain Adaptation

iDAG: Invariant DAG Searching for Domain Generalization

1 code implementation ICCV 2023 Zenan Huang, Haobo Wang, Junbo Zhao, Nenggan Zheng

In this work, we first characterize that this failure of conventional ML models in DG is attributed to an inadequate identification of causal structures.

Contrastive Learning Domain Generalization

SIGMA: A Structural Inconsistency Reducing Graph Matching Algorithm

no code implementations6 Feb 2022 Weijie Liu, Chao Zhang, Nenggan Zheng, Hui Qian

In this paper, we propose a novel criterion to measure the graph matching accuracy, structural inconsistency (SI), which is defined based on the network topological structure.

Graph Matching

Approximating Optimal Transport via Low-rank and Sparse Factorization

no code implementations12 Nov 2021 Weijie Liu, Chao Zhang, Nenggan Zheng, Hui Qian

Optimal transport (OT) naturally arises in a wide range of machine learning applications but may often become the computational bottleneck.

Gaussian Context Transformer

no code implementations CVPR 2021 Dongsheng Ruan, Daiyin Wang, Yuan Zheng, Nenggan Zheng, Min Zheng

These approaches commonly learn the relationship between global contexts and attention activations by using fully-connected layers or linear transformations.

Partial Gromov-Wasserstein Learning for Partial Graph Matching

no code implementations2 Dec 2020 Weijie Liu, Chao Zhang, Jiahao Xie, Zebang Shen, Hui Qian, Nenggan Zheng

Graph matching finds the correspondence of nodes across two graphs and is a basic task in graph-based machine learning.

Graph Matching

Interventional Domain Adaptation

no code implementations7 Nov 2020 Jun Wen, Changjian Shui, Kun Kuang, Junsong Yuan, Zenan Huang, Zhefeng Gong, Nenggan Zheng

To address this issue, we intervene in the learning of feature discriminability using unlabeled target data to guide it to get rid of the domain-specific part and be safely transferable.

counterfactual Unsupervised Domain Adaptation

A Decentralized Proximal Point-type Method for Saddle Point Problems

no code implementations31 Oct 2019 Weijie Liu, Aryan Mokhtari, Asuman Ozdaglar, Sarath Pattathil, Zebang Shen, Nenggan Zheng

In this paper, we focus on solving a class of constrained non-convex non-concave saddle point problems in a decentralized manner by a group of nodes in a network.

Vocal Bursts Type Prediction

Linear Context Transform Block

no code implementations6 Sep 2019 Dongsheng Ruan, Jun Wen, Nenggan Zheng, Min Zheng

In this work, we first revisit the SE block, and then present a detailed empirical study of the relationship between global context and attention distribution, based on which we propose a simple yet effective module, called Linear Context Transform (LCT) block.

Image Classification object-detection +1

Bayesian Uncertainty Matching for Unsupervised Domain Adaptation

no code implementations24 Jun 2019 Jun Wen, Nenggan Zheng, Junsong Yuan, Zhefeng Gong, Changyou Chen

By imposing distribution matching on both features and labels (via uncertainty), label distribution mismatching in source and target data is effectively alleviated, encouraging the classifier to produce consistent predictions across domains.

Unsupervised Domain Adaptation

Exploiting Local Feature Patterns for Unsupervised Domain Adaptation

no code implementations12 Nov 2018 Jun Wen, Risheng Liu, Nenggan Zheng, Qian Zheng, Zhefeng Gong, Junsong Yuan

In this paper, we present a method for learning domain-invariant local feature patterns and jointly aligning holistic and local feature statistics.

Unsupervised Domain Adaptation

Efficient Spiking Neural Networks with Logarithmic Temporal Coding

no code implementations10 Nov 2018 Ming Zhang, Nenggan Zheng, De Ma, Gang Pan, Zonghua Gu

A Spiking Neural Network (SNN) can be trained indirectly by first training an Artificial Neural Network (ANN) with the conventional backpropagation algorithm, then converting it into an SNN.

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