Search Results for author: Yang Xiao

Found 38 papers, 20 papers with code

Pixel-Pair Occlusion Relationship Map (P2ORM): Formulation, Inference & Application

no code implementations ECCV 2020 Xuchong Qiu, Yang Xiao, Chaohui Wang, Renaud Marlet

Inference & Application","We formalize concepts around geometric occlusion in 2D images (i. e., ignoring semantics), and propose a novel unified formulation of both occlusion boundaries and occlusion orientations via a pixel-pair occlusion relation.

Monocular Depth Estimation

CANShield: Signal-based Intrusion Detection for Controller Area Networks

no code implementations3 May 2022 Md Hasan Shahriar, Yang Xiao, Pablo Moriano, Wenjing Lou, Y. Thomas Hou

Modern vehicles rely on a fleet of electronic control units (ECUs) connected through controller area network (CAN) buses for critical vehicular control.

Intrusion Detection Time Series

Templates for 3D Object Pose Estimation Revisited: Generalization to New Objects and Robustness to Occlusions

1 code implementation31 Mar 2022 Van Nguyen Nguyen, Yinlin Hu, Yang Xiao, Mathieu Salzmann, Vincent Lepetit

It relies on a small set of training objects to learn local object representations, which allow us to locally match the input image to a set of "templates", rendered images of the CAD models for the new objects.

6D Pose Estimation 6D Pose Estimation using RGB +1

Rainbow Keywords: Efficient Incremental Learning for Online Spoken Keyword Spotting

1 code implementation30 Mar 2022 Yang Xiao, Nana Hou, Eng Siong Chng

Catastrophic forgetting is a thorny challenge when updating keyword spotting (KWS) models after deployment.

Data Augmentation Incremental Learning +2

DataLab: A Platform for Data Analysis and Intervention

no code implementations ACL 2022 Yang Xiao, Jinlan Fu, Weizhe Yuan, Vijay Viswanathan, Zhoumianze Liu, Yixin Liu, Graham Neubig, PengFei Liu

Despite data's crucial role in machine learning, most existing tools and research tend to focus on systems on top of existing data rather than how to interpret and manipulate data.

Re-ranking for image retrieval and transductive few-shot classification

no code implementations NeurIPS 2021 Xi Shen, Yang Xiao, Shell Hu, Othman Sbai, Mathieu Aubry

In the problems of image retrieval and few-shot classification, the mainstream approaches focus on learning a better feature representation.

Classification Few-Shot Learning +2

UVO Challenge on Video-based Open-World Segmentation 2021: 1st Place Solution

1 code implementation22 Oct 2021 Yuming Du, Wen Guo, Yang Xiao, Vincent Lepetit

In this report, we introduce our (pretty straightforard) two-step "detect-then-match" video instance segmentation method.

Frame Instance Segmentation +3

On the Robustness of Reading Comprehension Models to Entity Renaming

1 code implementation16 Oct 2021 Jun Yan, Yang Xiao, Sagnik Mukherjee, Bill Yuchen Lin, Robin Jia, Xiang Ren

We study the robustness of machine reading comprehension (MRC) models to entity renaming -- do models make more wrong predictions when the same questions are asked about an entity whose name has been changed?

Continual Pretraining Machine Reading Comprehension

Robust Learning with Adaptive Sample Credibility Modeling

no code implementations29 Sep 2021 Boshen Zhang, Yuxi Li, Yuanpeng Tu, Yabiao Wang, Yang Xiao, Cai Rong Zhao, Chengjie Wang

For the clean set, we deliberately design a memory-based modulation scheme to dynamically adjust the contribution of each sample in terms of its historical credibility sequence during training, thus to alleviate the effect from potential hard noisy samples in clean set.


Learning to Better Segment Objects from Unseen Classes with Unlabeled Videos

no code implementations ICCV 2021 Yuming Du, Yang Xiao, Vincent Lepetit

Through extensive experiments, we show that our method can generate a high-quality training set which significantly boosts the performance of segmenting objects of unseen classes.

Instance Segmentation Semantic Segmentation +2

ExplainaBoard: An Explainable Leaderboard for NLP

1 code implementation ACL 2021 PengFei Liu, Jinlan Fu, Yang Xiao, Weizhe Yuan, Shuaicheng Chang, Junqi Dai, Yixin Liu, Zihuiwen Ye, Zi-Yi Dou, Graham Neubig

In this paper, we present a new conceptualization and implementation of NLP evaluation: the ExplainaBoard, which in addition to inheriting the functionality of the standard leaderboard, also allows researchers to (i) diagnose strengths and weaknesses of a single system (e. g.~what is the best-performing system bad at?)

Machine Translation

Curriculum CycleGAN for Textual Sentiment Domain Adaptation with Multiple Sources

1 code implementation17 Nov 2020 Sicheng Zhao, Yang Xiao, Jiang Guo, Xiangyu Yue, Jufeng Yang, Ravi Krishna, Pengfei Xu, Kurt Keutzer

C-CycleGAN transfers source samples at instance-level to an intermediate domain that is closer to the target domain with sentiment semantics preserved and without losing discriminative features.

Domain Adaptation Sentiment Analysis

Partial FC: Training 10 Million Identities on a Single Machine

6 code implementations11 Oct 2020 Xiang An, Xuhan Zhu, Yang Xiao, Lan Wu, Ming Zhang, Yuan Gao, Bin Qin, Debing Zhang, Ying Fu

The experiment demonstrates no loss of accuracy when training with only 10\% randomly sampled classes for the softmax-based loss functions, compared with training with full classes using state-of-the-art models on mainstream benchmarks.

Face Identification Face Recognition +2

Pixel-Pair Occlusion Relationship Map(P2ORM): Formulation, Inference & Application

1 code implementation23 Jul 2020 Xuchong Qiu, Yang Xiao, Chaohui Wang, Renaud Marlet

The former provides a way to generate large-scale accurate occlusion datasets while, based on the latter, we propose a novel method for task-independent pixel-level occlusion relationship estimation from single images.

Monocular Depth Estimation Occlusion Estimation

ECML: An Ensemble Cascade Metric Learning Mechanism towards Face Verification

1 code implementation11 Jul 2020 Fu Xiong, Yang Xiao, Zhiguo Cao, Yancheng Wang, Joey Tianyi Zhou, Jianxi Wu

Embedding RMML into the proposed ECML mechanism, our metric learning paradigm (EC-RMML) can run in the one-pass learning manner.

Face Verification Fine-Grained Visual Recognition +1

Empirical Bayes Transductive Meta-Learning with Synthetic Gradients

2 code implementations ICLR 2020 Shell Xu Hu, Pablo G. Moreno, Yang Xiao, Xi Shen, Guillaume Obozinski, Neil D. Lawrence, Andreas Damianou

The evidence lower bound of the marginal log-likelihood of empirical Bayes decomposes as a sum of local KL divergences between the variational posterior and the true posterior on the query set of each task.

Few-Shot Image Classification Meta-Learning +3

Towards Cognitive Routing based on Deep Reinforcement Learning

no code implementations19 Mar 2020 Jiawei Wu, Jianxue Li, Yang Xiao, Jun Liu

Routing is one of the key functions for stable operation of network infrastructure.


A2J: Anchor-to-Joint Regression Network for 3D Articulated Pose Estimation from a Single Depth Image

2 code implementations ICCV 2019 Fu Xiong, Boshen Zhang, Yang Xiao, Zhiguo Cao, Taidong Yu, Joey Tianyi Zhou, Junsong Yuan

For 3D hand and body pose estimation task in depth image, a novel anchor-based approach termed Anchor-to-Joint regression network (A2J) with the end-to-end learning ability is proposed.

 Ranked #1 on Depth Estimation on NYU-Depth V2 (mAP metric)

3D Pose Estimation Depth Estimation +1

Comparative evaluation of 2D feature correspondence selection algorithms

1 code implementation30 Apr 2019 Chen Zhao, Jiaqi Yang, Yang Xiao, Zhiguo Cao

Correspondence selection aiming at seeking correct feature correspondences from raw feature matches is pivotal for a number of feature-matching-based tasks.

Towards Real-time Eyeblink Detection in The Wild:Dataset,Theory and Practices

no code implementations21 Feb 2019 Guilei Hu, Yang Xiao, Zhiguo Cao, Lubin Meng, Zhiwen Fang, Joey Tianyi Zhou, Junsong Yuan

Effective and real-time eyeblink detection is of wide-range applications, such as deception detection, drive fatigue detection, face anti-spoofing, etc.

Deception Detection Face Anti-Spoofing

Towards Good Practices on Building Effective CNN Baseline Model for Person Re-identification

1 code implementation29 Jul 2018 Fu Xiong, Yang Xiao, Zhiguo Cao, Kaicheng Gong, Zhiwen Fang, Joey Tianyi Zhou

Person re-identification is indeed a challenging visual recognition task due to the critical issues of human pose variation, human body occlusion, camera view variation, etc.

Person Re-Identification

Performance Evaluation of 3D Correspondence Grouping Algorithms

no code implementations6 Apr 2018 Jiaqi Yang, Ke Xian, Yang Xiao, Zhiguo Cao

This paper presents a thorough evaluation of several widely-used 3D correspondence grouping algorithms, motived by their significance in vision tasks relying on correct feature correspondences.

3D Object Recognition Point Cloud Registration

TasselNet: Counting maize tassels in the wild via local counts regression network

no code implementations7 Jul 2017 Hao Lu, Zhiguo Cao, Yang Xiao, Bohan Zhuang, Chunhua Shen

To our knowledge, this is the first time that a plant-related counting problem is considered using computer vision technologies under unconstrained field-based environment.

Predicting Restaurant Consumption Level through Social Media Footprints

no code implementations COLING 2016 Yang Xiao, Yu-An Wang, Hangyu Mao, Zhen Xiao

Accurate prediction of user attributes from social media is valuable for both social science analysis and consumer targeting.

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