Search Results for author: Linjie Yang

Found 24 papers, 20 papers with code

Dynamic Proposals for Efficient Object Detection

no code implementations12 Jul 2022 Yiming Cui, Linjie Yang, Ding Liu

Object detection is a basic computer vision task to loccalize and categorize objects in a given image.

object-detection Object Detection

Robust High-Resolution Video Matting with Temporal Guidance

1 code implementation25 Aug 2021 Shanchuan Lin, Linjie Yang, Imran Saleemi, Soumyadip Sengupta

We introduce a robust, real-time, high-resolution human video matting method that achieves new state-of-the-art performance.

Image Matting Video Matting

HR-NAS: Searching Efficient High-Resolution Neural Architectures with Lightweight Transformers

1 code implementation CVPR 2021 Mingyu Ding, Xiaochen Lian, Linjie Yang, Peng Wang, Xiaojie Jin, Zhiwu Lu, Ping Luo

Last, we proposed an efficient fine-grained search strategy to train HR-NAS, which effectively explores the search space, and finds optimal architectures given various tasks and computation resources.

Image Classification Neural Architecture Search +2

Is In-Domain Data Really Needed? A Pilot Study on Cross-Domain Calibration for Network Quantization

no code implementations16 May 2021 Haichao Yu, Linjie Yang, Humphrey Shi

Post-training quantization methods use a set of calibration data to compute quantization ranges for network parameters and activations.


Progressive Temporal Feature Alignment Network for Video Inpainting

1 code implementation CVPR 2021 Xueyan Zou, Linjie Yang, Ding Liu, Yong Jae Lee

To achieve this goal, it is necessary to find correspondences from neighbouring frames to faithfully hallucinate the unknown content.

Optical Flow Estimation Video Inpainting

Learning Versatile Neural Architectures by Propagating Network Codes

1 code implementation ICLR 2022 Mingyu Ding, Yuqi Huo, Haoyu Lu, Linjie Yang, Zhe Wang, Zhiwu Lu, Jingdong Wang, Ping Luo

(4) Thorough studies of NCP on inter-, cross-, and intra-tasks highlight the importance of cross-task neural architecture design, i. e., multitask neural architectures and architecture transferring between different tasks.

Neural Architecture Search Semantic Segmentation +1

AutoSpace: Neural Architecture Search with Less Human Interference

1 code implementation ICCV 2021 Daquan Zhou, Xiaojie Jin, Xiaochen Lian, Linjie Yang, Yujing Xue, Qibin Hou, Jiashi Feng

Current neural architecture search (NAS) algorithms still require expert knowledge and effort to design a search space for network construction.

Neural Architecture Search

DeepViT: Towards Deeper Vision Transformer

3 code implementations22 Mar 2021 Daquan Zhou, Bingyi Kang, Xiaojie Jin, Linjie Yang, Xiaochen Lian, Zihang Jiang, Qibin Hou, Jiashi Feng

In this paper, we show that, unlike convolution neural networks (CNNs)that can be improved by stacking more convolutional layers, the performance of ViTs saturate fast when scaled to be deeper.

Image Classification Representation Learning

FracBits: Mixed Precision Quantization via Fractional Bit-Widths

1 code implementation4 Jul 2020 Linjie Yang, Qing Jin

Model quantization helps to reduce model size and latency of deep neural networks.

Arithmetic Quantization

Neural Architecture Search for Lightweight Non-Local Networks

2 code implementations CVPR 2020 Yingwei Li, Xiaojie Jin, Jieru Mei, Xiaochen Lian, Linjie Yang, Cihang Xie, Qihang Yu, Yuyin Zhou, Song Bai, Alan Yuille

However, it has been rarely explored to embed the NL blocks in mobile neural networks, mainly due to the following challenges: 1) NL blocks generally have heavy computation cost which makes it difficult to be applied in applications where computational resources are limited, and 2) it is an open problem to discover an optimal configuration to embed NL blocks into mobile neural networks.

Image Classification Neural Architecture Search

Towards Efficient Training for Neural Network Quantization

2 code implementations21 Dec 2019 Qing Jin, Linjie Yang, Zhenyu Liao

To deal with this problem, we propose a simple yet effective technique, named scale-adjusted training (SAT), to comply with the discovered rules and facilitates efficient training.


AtomNAS: Fine-Grained End-to-End Neural Architecture Search

1 code implementation ICLR 2020 Jieru Mei, Yingwei Li, Xiaochen Lian, Xiaojie Jin, Linjie Yang, Alan Yuille, Jianchao Yang

We propose a fine-grained search space comprised of atomic blocks, a minimal search unit that is much smaller than the ones used in recent NAS algorithms.

Neural Architecture Search

AdaBits: Neural Network Quantization with Adaptive Bit-Widths

1 code implementation CVPR 2020 Qing Jin, Linjie Yang, Zhenyu Liao

With our proposed techniques applied on a bunch of models including MobileNet-V1/V2 and ResNet-50, we demonstrate that bit-width of weights and activations is a new option for adaptively executable deep neural networks, offering a distinct opportunity for improved accuracy-efficiency trade-off as well as instant adaptation according to the platform constraints in real-world applications.


Rethinking Neural Network Quantization

no code implementations25 Sep 2019 Qing Jin, Linjie Yang, Zhenyu Liao

To deal with this problem, we propose a simple yet effective technique, named scale-adjusted training (SAT), to comply with the discovered rules and facilitates efficient training.


Weakly Supervised Body Part Segmentation with Pose based Part Priors

no code implementations30 Jul 2019 Zhengyuan Yang, Yuncheng Li, Linjie Yang, Ning Zhang, Jiebo Luo

The core idea is first converting the sparse weak labels such as keypoints to the initial estimate of body part masks, and then iteratively refine the part mask predictions.

Face Parsing Semantic Segmentation

Context-Aware Zero-Shot Recognition

1 code implementation19 Apr 2019 Ruotian Luo, Ning Zhang, Bohyung Han, Linjie Yang

We present a novel problem setting in zero-shot learning, zero-shot object recognition and detection in the context.

Object Recognition Zero-Shot Learning

Streamlined Dense Video Captioning

1 code implementation CVPR 2019 Jonghwan Mun, Linjie Yang, Zhou Ren, Ning Xu, Bohyung Han

Dense video captioning is an extremely challenging task since accurate and coherent description of events in a video requires holistic understanding of video contents as well as contextual reasoning of individual events.

Dense Video Captioning

Slimmable Neural Networks

3 code implementations ICLR 2019 Jiahui Yu, Linjie Yang, Ning Xu, Jianchao Yang, Thomas Huang

Instead of training individual networks with different width configurations, we train a shared network with switchable batch normalization.

Instance Segmentation Keypoint Detection +3

YouTube-VOS: Sequence-to-Sequence Video Object Segmentation

4 code implementations ECCV 2018 Ning Xu, Linjie Yang, Yuchen Fan, Jianchao Yang, Dingcheng Yue, Yuchen Liang, Brian Price, Scott Cohen, Thomas Huang

End-to-end sequential learning to explore spatial-temporal features for video segmentation is largely limited by the scale of available video segmentation datasets, i. e., even the largest video segmentation dataset only contains 90 short video clips.

One-shot visual object segmentation Optical Flow Estimation +4

Dense Captioning with Joint Inference and Visual Context

1 code implementation CVPR 2017 Linjie Yang, Kevin Tang, Jianchao Yang, Li-Jia Li

The goal is to densely detect visual concepts (e. g., objects, object parts, and interactions between them) from images, labeling each with a short descriptive phrase.

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