1 code implementation • 8 Aug 2024 • Feiyi Chen, Yingying Zhang, Lunting Fan, Yuxuan Liang, Guansong Pang, Qingsong Wen, Shuiguang Deng
To tackle these challenges, we propose SORN (i. e., Skimming Off subperiods in descending amplitude order and Reconstructing Non-slowing fluctuation), which consists of a Skimming Attention mechanism to reconstruct the compound periodicity and a Neural Optimal Transport module to distinguish cluster-wide slowdowns from other exceptional fluctuations.
1 code implementation • 2 Aug 2024 • Yingying Zhang, Xin Guo, Jiangwei Lao, Lei Yu, Lixiang Ru, Jian Wang, Guo Ye, Huimei He, Jingdong Chen, Ming Yang
Once pre-trained, POA allows the extraction of pre-trained models of diverse sizes for downstream tasks.
no code implementations • 6 May 2024 • Yingying Zhang, Chuangji Shi, Xin Guo, Jiangwei Lao, Jian Wang, Jiaotuan Wang, Jingdong Chen
The design of the query is crucial for the performance of DETR and its variants.
no code implementations • 15 Feb 2024 • Zhiyi Luo, Yingying Zhang, Shuyun Luo, Ying Zhao, Wentao Lyu
Multi-span answer extraction, also known as the task of multi-span question answering (MSQA), is critical for real-world applications, as it requires extracting multiple pieces of information from a text to answer complex questions.
1 code implementation • 4 Feb 2024 • Peng Chen, Yingying Zhang, Yunyao Cheng, Yang Shu, Yihang Wang, Qingsong Wen, Bin Yang, Chenjuan Guo
Multi-scale division divides the time series into different temporal resolutions using patches of various sizes.
Ranked #35 on Time Series Forecasting on ETTh1 (336) Multivariate
1 code implementation • 16 Jan 2024 • Zichuan Liu, Yingying Zhang, Tianchun Wang, Zefan Wang, Dongsheng Luo, Mengnan Du, Min Wu, Yi Wang, Chunlin Chen, Lunting Fan, Qingsong Wen
Explaining multivariate time series is a compound challenge, as it requires identifying important locations in the time series and matching complex temporal patterns.
no code implementations • 12 Jan 2024 • Chuanji Shi, Yingying Zhang, Jiaotuan Wang, Xin Guo, Qiqi Zhu
Unlike conventional AOI generation methods, such as the Road-cut method that segments road networks at various levels, our approach diverges from semantic segmentation algorithms that depend on pixel-level classification.
1 code implementation • CVPR 2024 • Xin Guo, Jiangwei Lao, Bo Dang, Yingying Zhang, Lei Yu, Lixiang Ru, Liheng Zhong, Ziyuan Huang, Kang Wu, Dingxiang Hu, Huimei He, Jian Wang, Jingdong Chen, Ming Yang, Yongjun Zhang, Yansheng Li
Prior studies on Remote Sensing Foundation Model (RSFM) reveal immense potential towards a generic model for Earth Observation.
no code implementations • 26 Nov 2023 • Feiyi Chen, Yingying Zhang, Zhen Qin, Lunting Fan, Renhe Jiang, Yuxuan Liang, Qingsong Wen, Shuiguang Deng
Anomaly detection significantly enhances the robustness of cloud systems.
no code implementations • 25 Oct 2023 • Zefan Wang, Zichuan Liu, Yingying Zhang, Aoxiao Zhong, Jihong Wang, Fengbin Yin, Lunting Fan, Lingfei Wu, Qingsong Wen
Large language model (LLM) applications in cloud root cause analysis (RCA) have been actively explored recently.
no code implementations • 9 Oct 2023 • Feiyi Chen, Zhen Qin, Yingying Zhang, Shuiguang Deng, Yi Xiao, Guansong Pang, Qingsong Wen
Retraining a large neural network model with limited data is vulnerable to overfitting.
no code implementations • 17 May 2023 • Jiageng Wu, Xian Wu, Zhaopeng Qiu, Minghui Li, Yingying Zhang, Yefeng Zheng, Changzheng Yuan, Jie Yang
We systematically evaluate LLMs in the Chinese medical context and develop a novel in-context learning framework to enhance their performance.
no code implementations • CVPR 2023 • Jiangwei Lao, Weixiang Hong, Xin Guo, Yingying Zhang, Jian Wang, Jingdong Chen, Wei Chu
In this work, we propose a novel feature enhancement network to simultaneously model short- and long-term temporal correlation.
1 code implementation • 14 Jun 2022 • Yingying Zhang, Chengchun Shi, Shikai Luo
Off-policy evaluation is critical in a number of applications where new policies need to be evaluated offline before online deployment.
no code implementations • 23 May 2022 • Yingying Zhang, Qiaoyong Zhong, Di Xie, ShiLiang Pu
However, the number of stored latent codes in autoencoder increases linearly with the scale of data and the trained encoder is redundant for the replaying stage.
1 code implementation • 1 May 2022 • Jian Li, Yong liu, Yingying Zhang
Recent theoretical studies illustrated that kernel ridgeless regression can guarantee good generalization ability without an explicit regularization.
no code implementations • 23 Feb 2022 • Chaoli Zhang, Zhiqiang Zhou, Yingying Zhang, Linxiao Yang, Kai He, Qingsong Wen, Liang Sun
Localizing the root cause of network faults is crucial to network operation and maintenance.
no code implementations • 5 Nov 2021 • Yingying Zhang, Zhengxiong Guan, Huajie Qian, Leili Xu, Hengbo Liu, Qingsong Wen, Liang Sun, Junwei Jiang, Lunting Fan, Min Ke
As business of Alibaba expands across the world among various industries, higher standards are imposed on the service quality and reliability of big data cloud computing platforms which constitute the infrastructure of Alibaba Cloud.
1 code implementation • 26 Sep 2021 • Jiancong Chen, Yingying Zhang, Jingyi Wang, Xiaoxue Zhou, Yihua He, Tong Zhang
In this paper, we present an anchor-free ellipse detection network, namely EllipseNet, which detects the cardiac and thoracic regions in ellipse and automatically calculates the CTR and cardiac axis for fetal cardiac biometrics in 4-chamber view.
no code implementations • ICCV 2021 • Jinlei Hou, Yingying Zhang, Qiaoyong Zhong, Di Xie, ShiLiang Pu, Hong Zhou
Surprisingly, by varying the granularity of division on feature maps, we are able to modulate the reconstruction capability of the model for both normal and abnormal samples.
1 code implementation • 21 Feb 2020 • Qingsong Wen, Kai He, Liang Sun, Yingying Zhang, Min Ke, Huan Xu
Periodicity detection is a crucial step in time series tasks, including monitoring and forecasting of metrics in many areas, such as IoT applications and self-driving database management system.
no code implementations • 25 Sep 2019 • Yingying Zhang, Qiaoyong Zhong, Di Xie, ShiLiang Pu
The key lies in generalization of prior knowledge learned from large-scale base classes and fast adaptation of the classifier to novel classes.
no code implementations • 17 Dec 2018 • Yingying Zhang, Qiaoyong Zhong, Liang Ma, Di Xie, ShiLiang Pu
In particular, we propose a novel multi-stage training strategy which learns incremental triplet margin and improves triplet loss effectively.
no code implementations • 30 Oct 2017 • Qiaoyong Zhong, Chao Li, Yingying Zhang, Di Xie, Shicai Yang, ShiLiang Pu
Deep region-based object detector consists of a region proposal step and a deep object recognition step.
5 code implementations • Conference 2016 • Yingying Zhang, Desen Zhou, Siqin Chen, Shenghua Gao, Yi Ma
To this end, we have proposed a simple but effective Multi-column Convolutional Neural Network (MCNN) architecture to map the image to its crowd density map.
Ranked #5 on Crowd Counting on Venice