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Latent Dirichlet Allocation(LDA) is a popular topic model. Given the fact that the input corpus of LDA algorithms consists of millions to billions of tokens, the LDA training process is very time-consuming, which may prevent the usage of…

分布式、并行与集群计算 · 计算机科学 2018-03-14 Xiaolong Xie , Yun Liang , Xiuhong Li , Wei Tan

Developing efficient and scalable algorithms for Latent Dirichlet Allocation (LDA) is of wide interest for many applications. Previous work has developed an O(1) Metropolis-Hastings sampling method for each token. However, the performance…

机器学习 · 统计学 2016-03-03 Jianfei Chen , Kaiwei Li , Jun Zhu , Wenguang Chen

Latent Dirichlet allocation (LDA) is a widely-used probabilistic topic modeling paradigm, and recently finds many applications in computer vision and computational biology. In this paper, we propose a fast and accurate batch algorithm,…

机器学习 · 计算机科学 2014-04-09 Jia Zeng , Zhi-Qiang Liu , Xiao-Qin Cao

LDA is a statistical approach for topic modeling with a wide range of applications. However, there exist very few attempts to accelerate LDA on GPUs which come with exceptional computing and memory throughput capabilities. To this end, we…

分布式、并行与集群计算 · 计算机科学 2020-07-20 Shilong Wang , Hang Liu , Anil Gaihre , Hengyong Yu

There is an explosion of data, documents, and other content, and people require tools to analyze and interpret these, tools to turn the content into information and knowledge. Topic modeling have been developed to solve these problems.…

计算与语言 · 计算机科学 2015-10-23 Aaron Q Li

Latent Dirichlet Allocation (LDA) is a three-level hierarchical Bayesian model for topic inference. In spite of its great success, inferring the latent topic distribution with LDA is time-consuming. Motivated by the transfer learning…

机器学习 · 计算机科学 2015-08-06 Dongxu Zhang , Tianyi Luo , Dong Wang , Rong Liu

Originally designed to model text, topic modeling has become a powerful tool for uncovering latent structure in domains including medicine, finance, and vision. The goals for the model vary depending on the application: in some cases, the…

机器学习 · 统计学 2014-11-24 Finale Doshi-Velez , Byron Wallace , Ryan Adams

Latent Dirichlet Allocation (LDA) is a topic model widely used in natural language processing and machine learning. Most approaches to training the model rely on iterative algorithms, which makes it difficult to run LDA on big corpora that…

机器学习 · 统计学 2020-10-23 Alexander Terenin , Måns Magnusson , Leif Jonsson , David Draper

Latent Dirichlet Allocation (LDA) is a popular topic modeling technique for exploring document collections. Because of the increasing prevalence of large datasets, there is a need to improve the scalability of inference of LDA. In this…

人工智能 · 计算机科学 2011-07-20 Ke Zhai , Jordan Boyd-Graber , Nima Asadi

Latent Dirichlet analysis, or topic modeling, is a flexible latent variable framework for modeling high-dimensional sparse count data. Various learning algorithms have been developed in recent years, including collapsed Gibbs sampling,…

机器学习 · 计算机科学 2012-05-14 Arthur Asuncion , Max Welling , Padhraic Smyth , Yee Whye Teh

Topic models such as Latent Dirichlet Allocation (LDA) have been widely used in information retrieval for tasks ranging from smoothing and feedback methods to tools for exploratory search and discovery. However, classical methods for…

分布式、并行与集群计算 · 计算机科学 2017-06-20 Rolf Jagerman , Carsten Eickhoff , Maarten de Rijke

In the internet era there has been an explosion in the amount of digital text information available, leading to difficulties of scale for traditional inference algorithms for topic models. Recent advances in stochastic variational inference…

机器学习 · 计算机科学 2013-05-14 James Foulds , Levi Boyles , Christopher Dubois , Padhraic Smyth , Max Welling

Labeled Latent Dirichlet Allocation (LLDA) is an extension of the standard unsupervised Latent Dirichlet Allocation (LDA) algorithm, to address multi-label learning tasks. Previous work has shown it to perform in par with other…

机器学习 · 统计学 2017-09-19 Yannis Papanikolaou , Grigorios Tsoumakas

Latent Dirichlet allocation (LDA) is a popular topic modeling technique in academia but less so in industry, especially in large-scale applications involving search engine and online advertising systems. A main underlying reason is that the…

信息检索 · 计算机科学 2015-12-08 Yi Wang , Xuemin Zhao , Zhenlong Sun , Hao Yan , Lifeng Wang , Zhihui Jin , Liubin Wang , Yang Gao , Ching Law , Jia Zeng

In Diffusion Transformer (DiT) models, particularly for video generation, attention latency is a major bottleneck due to the long sequence length and the quadratic complexity. We find that attention weights can be separated into two parts:…

Latent Dirichlet allocation (LDA) is an important hierarchical Bayesian model for probabilistic topic modeling, which attracts worldwide interests and touches on many important applications in text mining, computer vision and computational…

机器学习 · 计算机科学 2015-03-19 Jia Zeng , William K. Cheung , Jiming Liu

We propose a geometric algorithm for topic learning and inference that is built on the convex geometry of topics arising from the Latent Dirichlet Allocation (LDA) model and its nonparametric extensions. To this end we study the…

机器学习 · 统计学 2016-10-31 Mikhail Yurochkin , XuanLong Nguyen

As one of the simplest probabilistic topic modeling techniques, latent Dirichlet allocation (LDA) has found many important applications in text mining, computer vision and computational biology. Recent training algorithms for LDA can be…

机器学习 · 计算机科学 2012-06-11 Jia Zeng , Zhi-Qiang Liu , Xiao-Qin Cao

Despite many years of research into latent Dirichlet allocation (LDA), applying LDA to collections of non-categorical items is still challenging. Yet many problems with much richer data share a similar structure and could benefit from the…

机器学习 · 统计学 2020-01-08 Iryna Korshunova , Hanchen Xiong , Mateusz Fedoryszak , Lucas Theis

Traditional topic models such as Latent Dirichlet Allocation (LDA) have been widely used to uncover latent structures in text corpora, but they often struggle to integrate auxiliary information such as metadata, user attributes, or document…

机器学习 · 计算机科学 2025-11-04 Biyi Fang , Truong Vo , Kripa Rajshekhar , Diego Klabjan
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