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We present Regularized Linear Embedding (RLE), a novel method that projects a collection of linked documents (e.g. citation network) into a pretrained word embedding space. In addition to the textual content, we leverage a matrix of…

信息检索 · 计算机科学 2020-01-17 Antoine Gourru , Adrien Guille , Julien Velcin , Julien Jacques

Network embedding has recently attracted lots of attentions in data mining. Existing network embedding methods mainly focus on networks with pairwise relationships. In real world, however, the relationships among data points could go beyond…

社会与信息网络 · 计算机科学 2018-02-01 Ke Tu , Peng Cui , Xiao Wang , Fei Wang , Wenwu Zhu

We present an efficient algorithm for maximum likelihood estimation (MLE) of exponential family models, with a general parametrization of the energy function that includes neural networks. We exploit the primal-dual view of the MLE with a…

机器学习 · 计算机科学 2020-04-01 Bo Dai , Zhen Liu , Hanjun Dai , Niao He , Arthur Gretton , Le Song , Dale Schuurmans

Human pose estimation (HPE) usually requires large-scale training data to reach high performance. However, it is rather time-consuming to collect high-quality and fine-grained annotations for human body. To alleviate this issue, we revisit…

计算机视觉与模式识别 · 计算机科学 2022-05-26 Xixia Xu , Yingguo Gao , Ke Yan , Xue Lin , Qi Zou

Locality sensitive hashing (LSH) is a fundamental algorithmic toolkit used by data scientists for approximate nearest neighbour search problems that have been used extensively in many large scale data processing applications such as near…

机器学习 · 统计学 2025-03-04 Bhisham Dev Verma , Rameshwar Pratap

This paper aims for the language-based product image retrieval task. The majority of previous works have made significant progress by designing network structure, similarity measurement, and loss function. However, they typically perform…

计算机视觉与模式识别 · 计算机科学 2021-02-19 Zhe Ma , Fenghao Liu , Jianfeng Dong , Xiaoye Qu , Yuan He , Shouling Ji

Learning embeddings of entities and relations is an efficient and versatile method to perform machine learning on relational data such as knowledge graphs. In this work, we propose holographic embeddings (HolE) to learn compositional vector…

人工智能 · 计算机科学 2015-12-08 Maximilian Nickel , Lorenzo Rosasco , Tomaso Poggio

Large language models (LLMs) offer personalized responses based on user interactions, but this use case raises serious privacy concerns. Homomorphic encryption (HE) is a cryptographic protocol supporting arithmetic computations in encrypted…

密码学与安全 · 计算机科学 2025-02-24 Donghwan Rho , Taeseong Kim , Minje Park , Jung Woo Kim , Hyunsik Chae , Ernest K. Ryu , Jung Hee Cheon

A novel method, named Curvature-Augmented Manifold Embedding and Learning (CAMEL), is proposed for high dimensional data classification, dimension reduction, and visualization. CAMEL utilizes a topology metric defined on the Riemannian…

机器学习 · 计算机科学 2024-01-17 Nan Xu , Yongming Liu

Link prediction infers potential links from observed networks, and is one of the essential problems in network analyses. In contrast to traditional graph representation modeling which only predicts two-way pairwise relations, we propose a…

社会与信息网络 · 计算机科学 2021-11-10 Yubai Yuan , Annie Qu

Learning the manifold structure of remote sensing images is of paramount relevance for modeling and understanding processes, as well as to encapsulate the high dimensionality in a reduced set of informative features for subsequent…

计算机视觉与模式识别 · 计算机科学 2022-05-04 Gulsen Taskin , Gustau Camps-Valls

The cost of head pose labeling is the main challenge of improving the fine-grained Head Pose Estimation (HPE). Although Self-Supervised Learning (SSL) can be a solution to the lack of huge amounts of labeled data, its efficacy for…

计算机视觉与模式识别 · 计算机科学 2022-08-02 Mahdi Pourmirzaei , Farzaneh Esmaili , Ebrahim Mousavi , Sasan Karamizadeh , Seyedehsamaneh Shojaeilangari

A new ensemble framework for interpretable model called Linear Iterative Feature Embedding (LIFE) has been developed to achieve high prediction accuracy, easy interpretation and efficient computation simultaneously. The LIFE algorithm is…

机器学习 · 统计学 2021-03-19 Agus Sudjianto , Jinwen Qiu , Miaoqi Li , Jie Chen

We describe an efficient domain decomposition-based framework for nonlinear multiscale PDE problems. The framework is inspired by manifold learning techniques and exploits the tangent spaces spanned by the nearest neighbors to compress…

数值分析 · 数学 2021-11-10 Shi Chen , Qin Li , Jianfeng Lu , Stephen J. Wright

The rapid advance of Large Language Models (LLMs) has catalyzed the development of Vision-Language Models (VLMs). Monolithic VLMs, which avoid modality-specific encoders, offer a promising alternative to the compositional ones but face the…

计算机视觉与模式识别 · 计算机科学 2025-02-11 Chenxin Tao , Shiqian Su , Xizhou Zhu , Chenyu Zhang , Zhe Chen , Jiawen Liu , Wenhai Wang , Lewei Lu , Gao Huang , Yu Qiao , Jifeng Dai

In this paper, we propose a spectral framework that embeds 1D and 2D quasiperiodic Helmholtz eigenvalue problems into higher-dimensional (2D and 4D) periodic spaces via the projection method \cite{jiang2014numerical, jiang2024numerical}. To…

数值分析 · 数学 2026-05-28 Teng-Chao Sun , Tiexiang Li , Wen-Wei Lin , Xing-Long Lyu

Hyperspherical Prototypical Learning (HPL) is a supervised approach to representation learning that designs class prototypes on the unit hypersphere. The prototypes bias the representations to class separation in a scale invariant and known…

机器学习 · 计算机科学 2025-04-18 Martin Lindström , Borja Rodríguez-Gálvez , Ragnar Thobaben , Mikael Skoglund

We propose a new descriptor for local atomic environments, to be used in combination with machine learning models for the construction of interatomic potentials. The Local Atomic Tensors Trainable Expansion (LATTE) allows for the efficient…

计算物理 · 物理学 2024-05-15 Franco Pellegrini , Stefano de Gironcoli , Emine Küçükbenli

Graph embedding methods transform high-dimensional and complex graph contents into low-dimensional representations. They are useful for a wide range of graph analysis tasks including link prediction, node classification, recommendation and…

机器学习 · 计算机科学 2019-12-03 Bhagya Hettige , Yuan-Fang Li , Weiqing Wang , Wray Buntine

Level Set Estimation (LSE) is an important problem with applications in various fields such as material design, biotechnology, machine operational testing, etc. Existing techniques suffer from the scalability issue, that is, these methods…

机器学习 · 统计学 2020-12-21 Huong Ha , Sunil Gupta , Santu Rana , Svetha Venkatesh