no code implementations • 9 Mar 2024 • Yichen Li, Qunwei Li, Haozhao Wang, Ruixuan Li, Wenliang Zhong, Guannan Zhang
Then, the client trains the local model with both the cached samples and the samples from the new task.
no code implementations • 5 Feb 2024 • Sicong Xie, Qunwei Li, Weidi Xu, Kaiming Shen, Shaohu Chen, Wenliang Zhong
We define the subset of user behaviors that are irrelevant to the target item as noises, which limits the performance of target-related time cycle modeling and affect the recommendation performance.
no code implementations • 12 Apr 2023 • Zexi Li, Qunwei Li, Yi Zhou, Wenliang Zhong, Guannan Zhang, Chao Wu
Federated learning (FL) is a popular way of edge computing that doesn't compromise users' privacy.
no code implementations • 23 Nov 2022 • Ningning Li, Qunwei Li, Xichen Ding, Shaohu Chen, Wenliang Zhong
First, a user has multiple embeddings to reflect various interests, and such number is fixed.
no code implementations • 26 Feb 2022 • Zhongchang Sun, Shaofeng Zou, Ruizhi Zhang, Qunwei Li
The problem of quickest change detection (QCD) in anonymous heterogeneous sensor networks is studied.
no code implementations • 14 Oct 2021 • Ziyi Chen, Zhengyang Hu, Qunwei Li, Zhe Wang, Yi Zhou
However, GDA has been proved to converge to stationary points for nonconvex minimax optimization, which are suboptimal compared with local minimax points.
no code implementations • 29 Sep 2021 • Ziyi Chen, Qunwei Li, Yi Zhou
Our result shows that Cubic-GDA achieves an orderwise faster convergence rate than the standard GDA for a wide spectrum of gradient dominant geometry.
no code implementations • 7 Dec 2020 • Qunwei Li, Shaofeng Zou, Wenliang Zhong
Two types of GNNs are investigated, depending on whether labels are attached to nodes or graphs.
no code implementations • NeurIPS 2020 • Bhavya Kailkhura, Jayaraman J. Thiagarajan, Qunwei Li, Jize Zhang, Yi Zhou, Timo Bremer
Using this framework, we show that space-filling sample designs, such as blue noise and Poisson disk sampling, which optimize spectral properties, outperform random designs in terms of the generalization gap and characterize this gain in a closed-form.
no code implementations • 3 Sep 2019 • Baocheng Geng, Qunwei Li, Pramod K. Varshney
We consider the $M$-ary classification problem via crowdsourcing, where crowd workers respond to simple binary questions and the answers are aggregated via decision fusion.
no code implementations • 6 Jun 2019 • Bhavya Kailkhura, Jayaraman J. Thiagarajan, Qunwei Li, Peer-Timo Bremer
This paper provides a general framework to study the effect of sampling properties of training data on the generalization error of the learned machine learning (ML) models.
no code implementations • 22 Nov 2018 • Qunwei Li, Bhavya Kailkhura, Rushil Anirudh, Yi Zhou, Yingbin Liang, Pramod Varshney
Despite the growing interest in generative adversarial networks (GANs), training GANs remains a challenging problem, both from a theoretical and a practical standpoint.
no code implementations • 31 Jul 2018 • Tiexing Wang, Qunwei Li, Donald J. Bucci, Yingbin Liang, Biao Chen, Pramod K. Varshney
In particular, the error exponent is characterized when either the Kolmogrov-Smirnov distance or the maximum mean discrepancy are used as the distance metric.
no code implementations • 1 May 2018 • Baocheng Geng, Qunwei Li, Pramod K. Varshney
In this paper, we present a novel sequential paradigm for classification in crowdsourcing systems.
no code implementations • 14 Oct 2017 • Qunwei Li, Bhavya Kailkhura, Ryan Goldhahn, Priyadip Ray, Pramod K. Varshney
We also provide conditions on the erroneous updates for exact convergence to the optimal solution.
no code implementations • ICML 2017 • Qunwei Li, Yi Zhou, Yingbin Liang, Pramod K. Varshney
Then, by exploiting the Kurdyka-{\L}ojasiewicz (\KL) property for a broad class of functions, we establish the linear and sub-linear convergence rates of the function value sequence generated by APGnc.
no code implementations • 30 Nov 2016 • Qunwei Li, Bhavya Kailkhura, Jayaraman J. Thiagarajan, Zhenliang Zhang, Pramod K. Varshney
Influential node detection is a central research topic in social network analysis.
no code implementations • 1 Feb 2016 • Qunwei Li, Aditya Vempaty, Lav R. Varshney, Pramod K. Varshney
We present an aggregation approach using a weighted majority voting rule, where each worker's response is assigned an optimized weight to maximize the crowd's classification performance.