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Non-terrestrial networks (NTNs) are anticipated to be indispensable in extending coverage and enabling global communication access in next-generation wireless networks. With the extensive deployment of non-terrestrial platforms, evaluating…

Networking and Internet Architecture · Computer Science 2025-03-19 Ruibo Wang , Mustafa A. Kishk , Mohamed-Slim Alouini

Deep neural networks often require copious amount of labeled-data to train their scads of parameters. Training larger and deeper networks is hard without appropriate regularization, particularly while using a small dataset. Laterally,…

Computer Vision and Pattern Recognition · Computer Science 2019-05-31 Xiang Xu , Xiong Zhou , Ragav Venkatesan , Gurumurthy Swaminathan , Orchid Majumder

Learning based hashing methods have attracted considerable attention due to their ability to greatly increase the scale at which existing algorithms may operate. Most of these methods are designed to generate binary codes that preserve the…

Machine Learning · Computer Science 2016-11-17 Fumin Shen , Chunhua Shen , Qinfeng Shi , Anton van den Hengel , Zhenmin Tang

Adding attributes for nodes to network embedding helps to improve the ability of the learned joint representation to depict features from topology and attributes simultaneously. Recent research on the joint embedding has exhibited a…

Machine Learning · Computer Science 2018-05-01 Weiyi Liu , Zhining Liu , Toyotaro Suzumura , Guangmin Hu

In the advent of big data era, interactive visualization of large data sets consisting of M*10^5+ high-dimensional feature vectors of length N (N ~ 10^3+), is an indispensable tool for data exploratory analysis. The state-of-the-art data…

Machine Learning · Computer Science 2019-02-05 Witold Dzwinel , Rafal Wcislo , Stan Matwin

Data are not only ubiquitous in society, but are increasingly complex both in size and dimensionality. Dimension reduction offers researchers and scholars the ability to make such complex, high dimensional data spaces simpler and more…

Machine Learning · Computer Science 2021-03-15 Philip D. Waggoner

interpretable, and well understood models that are routinely employed even though, as is revealed through prior and posterior predictive checks, these can poorly characterise the spatial heterogeneity in the underlying process of interest.…

Machine Learning · Statistics 2024-04-08 Andrew Zammit-Mangion , Michael D. Kaminski , Ba-Hien Tran , Maurizio Filippone , Noel Cressie

Many successful methods have been proposed for learning low dimensional representations on large-scale networks, while almost all existing methods are designed in inseparable processes, learning embeddings for entire networks even when only…

Machine Learning · Computer Science 2019-02-27 Ziyao Li , Liang Zhang , Guojie Song

Relational data mining is becoming ubiquitous in many fields of study. It offers insights into behaviour of complex, real-world systems which cannot be modeled directly using propositional learning. We propose Symbolic Graph Embedding…

Machine Learning · Computer Science 2019-10-30 Blaz Škrlj , Jan Kralj , Nada Lavrač

Node embeddings are a paradigm in non-parametric graph representation learning, where graph nodes are embedded into a given vector space to enable downstream processing. State-of-the-art node-embedding algorithms, such as DeepWalk and…

Machine Learning · Computer Science 2025-11-25 Jan Niklas Böhm , Marius Keute , Alica Guzmán , Sebastian Damrich , Andrew Draganov , Dmitry Kobak

State-space models (SSMs) are powerful probabilistic tools for modeling time-varying systems with latent dynamics. Inference in SSMs involves the estimation of latent states and parameters. In this work, we focus on parameter inference,…

Computation · Statistics 2026-05-22 Kostas Tsampourakis , Víctor Elvira

Link prediction can be used to extract missing information, identify spurious interactions as well as forecast network evolution. Network embedding is a methodology to assign coordinates to nodes in a low dimensional vector space. By…

Social and Information Networks · Computer Science 2020-11-13 Xiu-Xiu Zhan , Ziyu Li , Naoki Masuda , Petter Holme , Huijuan Wang

Embedding nodes of a large network into a metric (e.g., Euclidean) space has become an area of active research in statistical machine learning, which has found applications in natural and social sciences. Generally, a representation of a…

Machine Learning · Statistics 2021-08-16 Owen G. Ward , Zhen Huang , Andrew Davison , Tian Zheng

We propose a unified view on two widely used data visualization techniques: Self-Organizing Maps (SOMs) and Stochastic Neighbor Embedding (SNE). We show that they can both be derived from a common mathematical framework. Leveraging this…

Machine Learning · Computer Science 2022-05-04 Thibaut Kulak , Anthony Fillion , François Blayo

This paper proposes a novel acoustic word embedding called Acoustic Neighbor Embeddings where speech or text of arbitrary length are mapped to a vector space of fixed, reduced dimensions by adapting stochastic neighbor embedding (SNE) to…

Audio and Speech Processing · Electrical Eng. & Systems 2022-01-10 Woojay Jeon

Fisheye cameras suffer from image distortion while having a large field of view(LFOV). And this fact leads to poor performance on some fisheye vision tasks. One of the solutions is to optimize the current vision algorithm for fisheye…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Dianyi Yang , Jiadong Tang , Yu Gao , Yi Yang , Mengyin Fu

Low-dimensional representations, or embeddings, of a graph's nodes facilitate several practical data science and data engineering tasks. As such embeddings rely, explicitly or implicitly, on a similarity measure among nodes, they require…

Machine Learning · Computer Science 2023-01-06 Anton Tsitsulin , Marina Munkhoeva , Davide Mottin , Panagiotis Karras , Ivan Oseledets , Emmanuel Müller

Network embedding, which learns low-dimensional vector representation for nodes in the network, has attracted considerable research attention recently. However, the existing methods are incapable of handling billion-scale networks, because…

Social and Information Networks · Computer Science 2018-09-11 Ziwei Zhang , Peng Cui , Haoyang Li , Xiao Wang , Wenwu Zhu

Confidence sets from i.i.d. data are constructed for the extrinsic mean of a probabilty measure P on spheres, real projective spaces, and complex projective spaces, as well as Grassmann manifolds, with the latter three embedded by the…

Statistics Theory · Mathematics 2016-02-15 Thomas Hotz , Florian Kelma

Traditional topic models do not account for semantic regularities in language. Recent distributional representations of words exhibit semantic consistency over directional metrics such as cosine similarity. However, neither categorical nor…

Computation and Language · Computer Science 2016-04-04 Kayhan Batmanghelich , Ardavan Saeedi , Karthik Narasimhan , Sam Gershman