Search Results for author: Huang Fang

Found 7 papers, 1 papers with code

MQuinE: a cure for "Z-paradox" in knowledge graph embedding models

no code implementations5 Feb 2024 Yang Liu, Huang Fang, Yunfeng Cai, Mingming Sun

Knowledge graph embedding (KGE) models achieved state-of-the-art results on many knowledge graph tasks including link prediction and information retrieval.

Information Retrieval Knowledge Graph Embedding +3

A dual approach for federated learning

1 code implementation26 Jan 2022 Zhenan Fan, Huang Fang, Michael P. Friedlander

We study the federated optimization problem from a dual perspective and propose a new algorithm termed federated dual coordinate descent (FedDCD), which is based on a type of coordinate descent method developed by Necora et al.[Journal of Optimization Theory and Applications, 2017].

Federated Learning

Fair and efficient contribution valuation for vertical federated learning

no code implementations7 Jan 2022 Zhenan Fan, Huang Fang, Zirui Zhou, Jian Pei, Michael P. Friedlander, Yong Zhang

We show that VerFedSV not only satisfies many desirable properties for fairness but is also efficient to compute, and can be adapted to both synchronous and asynchronous vertical federated learning algorithms.

Fairness Vertical Federated Learning

Fast convergence of stochastic subgradient method under interpolation

no code implementations ICLR 2021 Huang Fang, Zhenan Fan, Michael Friedlander

We prove that SSGD converges, respectively, with rates $O(1/\epsilon)$ and $O(\log(1/\epsilon))$ for convex and strongly-convex objectives when interpolation holds.

Online mirror descent and dual averaging: keeping pace in the dynamic case

no code implementations ICML 2020 Huang Fang, Nicholas J. A. Harvey, Victor S. Portella, Michael P. Friedlander

Online mirror descent (OMD) and dual averaging (DA) -- two fundamental algorithms for online convex optimization -- are known to have very similar (and sometimes identical) performance guarantees when used with a fixed learning rate.

Hierarchical Information Quadtree: Efficient Spatial Temporal Image Search for Multimedia Stream

no code implementations15 Aug 2018 Zhang Chengyuan, Chen Ruipeng, Zhu Lei, Liu Anfeng, Lin Yunwu, Huang Fang

Massive amount of multimedia data that contain times- tamps and geographical information are being generated at an unprecedented scale in many emerging applications such as photo sharing web site and social networks applications.

Image Retrieval

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