Search Results for author: Chen-Lin Zhang

Found 13 papers, 6 papers with code

Harnessing Temporal Causality for Advanced Temporal Action Detection

1 code implementation25 Jul 2024 Shuming Liu, Lin Sui, Chen-Lin Zhang, Fangzhou Mu, Chen Zhao, Bernard Ghanem

As a fundamental task in long-form video understanding, temporal action detection (TAD) aims to capture inherent temporal relations in untrimmed videos and identify candidate actions with precise boundaries.

Action Detection Action Recognition +3

RecDiffusion: Rectangling for Image Stitching with Diffusion Models

1 code implementation CVPR 2024 Tianhao Zhou, Haipeng Li, Ziyi Wang, Ao Luo, Chen-Lin Zhang, Jiajun Li, Bing Zeng, Shuaicheng Liu

Image stitching from different captures often results in non-rectangular boundaries, which is often considered unappealing.

Image Stitching

End-to-End Temporal Action Detection with 1B Parameters Across 1000 Frames

2 code implementations CVPR 2024 Shuming Liu, Chen-Lin Zhang, Chen Zhao, Bernard Ghanem

In this paper, we reduce the memory consumption for end-to-end training, and manage to scale up the TAD backbone to 1 billion parameters and the input video to 1, 536 frames, leading to significant detection performance.

Action Detection Temporal Action Localization

A Simple and Efficient Pipeline to Build an End-to-End Spatial-Temporal Action Detector

1 code implementation7 Jun 2022 Lin Sui, Chen-Lin Zhang, Lixin Gu, Feng Han

Some existing methods build one-stage pipelines, But a large performance drop exists with the vanilla one-stage pipeline and extra classification modules are needed to achieve comparable performance.

Action Classification Action Detection +1

Weakly Supervised Foreground Learning for Weakly Supervised Localization and Detection

no code implementations3 Aug 2021 Chen-Lin Zhang, Yin Li, Jianxin Wu

Modern deep learning models require large amounts of accurately annotated data, which is often difficult to satisfy.

Weakly-Supervised Object Localization

Salvage of Supervision in Weakly Supervised Object Detection

no code implementations CVPR 2022 Lin Sui, Chen-Lin Zhang, Jianxin Wu

However, the lack of bounding-box supervision makes its accuracy much lower than fully supervised object detection (FSOD), and currently modern FSOD techniques cannot be applied to WSOD.

Object object-detection +2

ApproxDet: Content and Contention-Aware Approximate Object Detection for Mobiles

1 code implementation21 Oct 2020 ran Xu, Chen-Lin Zhang, Pengcheng Wang, Jayoung Lee, Subrata Mitra, Somali Chaterji, Yin Li, Saurabh Bagchi

In this paper we introduce ApproxDet, an adaptive video object detection framework for mobile devices to meet accuracy-latency requirements in the face of changing content and resource contention scenarios.

Object object-detection +3

Rethinking the Route Towards Weakly Supervised Object Localization

1 code implementation CVPR 2020 Chen-Lin Zhang, Yun-Hao Cao, Jianxin Wu

Weakly supervised object localization (WSOL) aims to localize objects with only image-level labels.

Ranked #2 on Weakly-Supervised Object Localization on CUB-200-2011 (Top-1 Localization Accuracy metric)

General Classification Object +1

Towards Real-Time Action Recognition on Mobile Devices Using Deep Models

no code implementations17 Jun 2019 Chen-Lin Zhang, Xin-Xin Liu, Jianxin Wu

We show that pre-trained weights on ImageNet improve the accuracy under the real-time action recognition setting.

Action Recognition Hand Gesture Recognition +1

Coarse-to-fine: A RNN-based hierarchical attention model for vehicle re-identification

no code implementations11 Dec 2018 Xiu-Shen Wei, Chen-Lin Zhang, Lingqiao Liu, Chunhua Shen, Jianxin Wu

Inspired by the coarse-to-fine hierarchical process, we propose an end-to-end RNN-based Hierarchical Attention (RNN-HA) classification model for vehicle re-identification.

Vehicle Re-Identification

Deep Descriptor Transforming for Image Co-Localization

no code implementations8 May 2017 Xiu-Shen Wei, Chen-Lin Zhang, Yao Li, Chen-Wei Xie, Jianxin Wu, Chunhua Shen, Zhi-Hua Zhou

Reusable model design becomes desirable with the rapid expansion of machine learning applications.

Minimal Gated Unit for Recurrent Neural Networks

no code implementations31 Mar 2016 Guo-Bing Zhou, Jianxin Wu, Chen-Lin Zhang, Zhi-Hua Zhou

Recently recurrent neural networks (RNN) has been very successful in handling sequence data.

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