Search Results for author: Fengmao Lv

Found 24 papers, 4 papers with code

Dataset Awareness is not Enough: Implementing Sample-level Tail Encouragement in Long-tailed Self-supervised Learning

no code implementations30 Oct 2024 Haowen Xiao, Guanghui Liu, Xinyi Gao, Yang Li, Fengmao Lv, Jielei Chu

However, most of these approaches focus on the joint optimization of all samples in the dataset or on constraining the category distribution, with little attention given to whether each individual sample is optimally guided during training.

Contrastive Learning Pseudo Label +1

Causally-Aware Unsupervised Feature Selection Learning

no code implementations16 Oct 2024 Zongxin Shen, Yanyong Huang, Dongjie Wang, Minbo Ma, Fengmao Lv, Tianrui Li

Additionally, previous graph-based methods fail to account for the differing impacts of non-causal and causal features in constructing the similarity graph, which leads to false links in the generated graph.

Clustering feature selection

From Seconds to Hours: Reviewing MultiModal Large Language Models on Comprehensive Long Video Understanding

1 code implementation27 Sep 2024 Heqing Zou, Tianze Luo, Guiyang Xie, Victor, Zhang, Fengmao Lv, Guangcong Wang, Junyang Chen, Zhuochen Wang, Hansheng Zhang, Huaijian Zhang

Given the diverse nature of visual data, MultiModal Large Language Models (MM-LLMs) exhibit variations in model designing and training for understanding images, short videos, and long videos.

Video Understanding Visual Reasoning

Adaptive Collaborative Correlation Learning-based Semi-Supervised Multi-Label Feature Selection

no code implementations18 Jun 2024 Yanyong Huang, Li Yang, Dongjie Wang, Ke Li, Xiuwen Yi, Fengmao Lv, Tianrui Li

Then, the instance correlation and label correlation are integrated into the proposed regression model to adaptively learn both the sample similarity graph and the label similarity graph, which mutually enhance feature selection performance.

feature selection Missing Labels +1

Learning Contrastive Feature Representations for Facial Action Unit Detection

1 code implementation9 Feb 2024 Ziqiao Shang, Bin Liu, Fengmao Lv, Fei Teng, Tianrui Li

For the Facial Action Unit (AU) detection task, accurately capturing the subtle facial differences between distinct AUs is essential for reliable detection.

Action Unit Detection Binary Classification +2

Colorectal Polyp Segmentation in the Deep Learning Era: A Comprehensive Survey

no code implementations22 Jan 2024 Zhenyu Wu, Fengmao Lv, Chenglizhao Chen, Aimin Hao, Shuo Li

Colorectal polyp segmentation (CPS), an essential problem in medical image analysis, has garnered growing research attention.

Attribute Deep Learning +2

Unified View Imputation and Feature Selection Learning for Incomplete Multi-view Data

no code implementations19 Jan 2024 Yanyong Huang, Zongxin Shen, Tianrui Li, Fengmao Lv

UNIFIER explores the local structure of multi-view data by adaptively learning similarity-induced graphs from both the sample and feature spaces.

feature selection Imputation

Multimodal Sentiment Analysis with Missing Modality: A Knowledge-Transfer Approach

no code implementations28 Dec 2023 Weide Liu, Huijing Zhan, Hao Chen, Fengmao Lv

Multimodal sentiment analysis aims to identify the emotions expressed by individuals through visual, language, and acoustic cues.

Multimodal Sentiment Analysis Transfer Learning

C$^{2}$IMUFS: Complementary and Consensus Learning-based Incomplete Multi-view Unsupervised Feature Selection

no code implementations20 Aug 2022 Yanyong Huang, Zongxin Shen, Yuxin Cai, Xiuwen Yi, Dongjie Wang, Fengmao Lv, Tianrui Li

Besides, learning the complete similarity graph, as an important promising technology in existing MUFS methods, cannot achieve due to the missing views.

feature selection

Self-Training Vision Language BERTs with a Unified Conditional Model

no code implementations6 Jan 2022 Xiaofeng Yang, Fengmao Lv, Fayao Liu, Guosheng Lin

We use the labeled image data to train a teacher model and use the trained model to generate pseudo captions on unlabeled image data.

Expanding Large Pre-Trained Unimodal Models With Multimodal Information Injection for Image-Text Multimodal Classification

no code implementations CVPR 2022 Tao Liang, Guosheng Lin, Mingyang Wan, Tianrui Li, Guojun Ma, Fengmao Lv

Through the proposed MI2P unit, we can inject the language information into the vision backbone by attending the word-wise textual features to different visual channels, as well as inject the visual information into the language backbone by attending the channel-wise visual features to different textual words.

Attention Is Not Enough: Mitigating the Distribution Discrepancy in Asynchronous Multimodal Sequence Fusion

no code implementations ICCV 2021 Tao Liang, Guosheng Lin, Lei Feng, Yan Zhang, Fengmao Lv

To this end, both the marginal distribution and the elements with high-confidence correlations are aligned over the common space of the query and key vectors which are computed from different modalities.

Time Series Time Series Analysis +1

Adaptive Graph-based Generalized Regression Model for Unsupervised Feature Selection

no code implementations27 Dec 2020 Yanyong Huang, Zongxin Shen, Fuxu Cai, Tianrui Li, Fengmao Lv

Other existing methods choose the discriminative features with low redundancy by constructing the graph matrix on the original feature space.

Clustering feature selection +2

Learning unbiased zero-shot semantic segmentation networks via transductive transfer

1 code implementation1 Jul 2020 Haiyang Liu, Yichen Wang, Jiayi Zhao, Guowu Yang, Fengmao Lv

Our method assumes that both the source images with full pixel-level labels and unlabeled target images are available during training.

Attribute Prediction +5

Weakly-supervised Domain Adaption for Aspect Extraction via Multi-level Interaction Transfer

no code implementations16 Jun 2020 Tao Liang, Wenya Wang, Fengmao Lv

Specifically, the aspect category information is used to construct pivot knowledge for transfer with assumption that the interactions between sentence-level aspect category and token-level aspect terms are invariant across domains.

Aspect Extraction Domain Adaptation +1

Cross-Domain Semantic Segmentation via Domain-Invariant Interactive Relation Transfer

no code implementations CVPR 2020 Fengmao Lv, Tao Liang, Xiang Chen, Guosheng Lin

Our method mainly focuses on constructing pivot information that is common knowledge shared across domains as a bridge to promote the adaptation of semantic segmentation model from synthetic domains to real-world domains.

Domain Adaptation Relation +2

Incorporating Multiple Cluster Centers for Multi-Label Learning

no code implementations17 Apr 2020 Senlin Shu, Fengmao Lv, Yan Yan, Li Li, Shuo He, Jun He

In this article, we propose to leverage the data augmentation technique to improve the performance of multi-label learning.

Clustering Data Augmentation +1

Constructing Self-motivated Pyramid Curriculums for Cross-Domain Semantic Segmentation: A Non-Adversarial Approach

1 code implementation ICCV 2019 Qing Lian, Fengmao Lv, Lixin Duan, Boqing Gong

We propose a new approach, called self-motivated pyramid curriculum domain adaptation (PyCDA), to facilitate the adaptation of semantic segmentation neural networks from synthetic source domains to real target domains.

Segmentation Semantic Segmentation +2

MiniMax Entropy Network: Learning Category-Invariant Features for Domain Adaptation

no code implementations21 Apr 2019 Chaofan Tao, Fengmao Lv, Lixin Duan, Min Wu

Unlike most existing approaches which employ a generator to deal with domain difference, MMEN focuses on learning the categorical information from unlabeled target samples with the help of labeled source samples.

Domain Adaptation

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