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Neural network training is inherently sequential where the layers finish the forward propagation in succession, followed by the calculation and back-propagation of gradients (based on a loss function) starting from the last layer. The…

Machine Learning · Computer Science 2023-12-01 Vahid Janfaza , Shantanu Mandal , Farabi Mahmud , Abdullah Muzahid

Training large deep neural networks on massive datasets is computationally very challenging. There has been recent surge in interest in using large batch stochastic optimization methods to tackle this issue. The most prominent algorithm in…

To scale non-parametric extensions of probabilistic topic models such as Latent Dirichlet allocation to larger data sets, practitioners rely increasingly on parallel and distributed systems. In this work, we study data-parallel training for…

Machine Learning · Statistics 2020-10-07 Alexander Terenin , Måns Magnusson , Leif Jonsson

To leverage data and computation capabilities of mobile devices, machine learning algorithms are deployed at the network edge for training artificial intelligence (AI) models, resulting in the new paradigm of edge learning. In this paper,…

Information Theory · Computer Science 2020-07-01 Dingzhu Wen , Mehdi Bennis , Kaibin Huang

Learning meaningful topic models with massive document collections which contain millions of documents and billions of tokens is challenging because of two reasons: First, one needs to deal with a large number of topics (typically in the…

Distributed, Parallel, and Cluster Computing · Computer Science 2014-12-17 Hsiang-Fu Yu , Cho-Jui Hsieh , Hyokun Yun , S. V. N Vishwanathan , Inderjit S. Dhillon

We develop a novel approach for confidently accelerating inference in the large and expensive multilayer Transformers that are now ubiquitous in natural language processing (NLP). Amortized or approximate computational methods increase…

Computation and Language · Computer Science 2021-09-10 Tal Schuster , Adam Fisch , Tommi Jaakkola , Regina Barzilay

Diffusion large language models (dLLMs) offer a promising paradigm for parallel text generation, but in practice they face an accuracy-parallelism trade-off, where increasing tokens per forward (TPF) often degrades generation quality.…

Computation and Language · Computer Science 2026-05-12 Haoyang Zhou , Li Kong , Shijie Ren , Xiting Wang , Shuang Liang , Guowei Wang , Zhenxuan Pan

Robotic manipulation with Vision-Language-Action models requires efficient inference over long-horizon multi-modal context, where attention to dense visual tokens dominates computational cost. Existing methods optimize inference speed by…

Robotics · Computer Science 2025-09-29 Xiaohuan Pei , Yuxing Chen , Siyu Xu , Yunke Wang , Yuheng Shi , Chang Xu

Bayesian nonparametric hierarchical priors are highly effective in providing flexible models for latent data structures exhibiting sharing of information between and across groups. Most prominent is the Hierarchical Dirichlet Process (HDP),…

Statistics Theory · Mathematics 2021-03-23 Lancelot F. James , Juho Lee , Abhinav Pandey

Tagging is nowadays the most prevalent and practical way to make images searchable. However, in reality many manually-assigned tags are irrelevant to image content and hence are not reliable for applications. A lot of recent efforts have…

Information Retrieval · Computer Science 2013-07-31 Jingdong Wang , Jiazhen Zhou , Hao Xu , Tao Mei , Xian-Sheng Hua , Shipeng Li

Speculative decoding accelerates large language model (LLM) inference by using a small draft model to generate candidate tokens for a larger target model to verify. The efficacy of this technique hinges on the trade-off between the time…

Computation and Language · Computer Science 2026-03-03 Jiebin Zhang , Zhenghan Yu , Liang Wang , Nan Yang , Eugene J. Yu , Zheng Li , Yifan Song , Dawei Zhu , Xingxing Zhang , Furu Wei , Sujian Li

Active Domain Adaptation (ADA) queries the labels of a small number of selected target samples to help adapting a model from a source domain to a target domain. The local context of queried data is important, especially when the domain gap…

Machine Learning · Computer Science 2023-08-29 Tao Sun , Cheng Lu , Haibin Ling

Training data attribution (TDA) methods aim to quantify the influence of individual training data points on the model predictions, with broad applications in data-centric AI, such as mislabel detection, data selection, and copyright…

Machine Learning · Computer Science 2024-05-28 Junwei Deng , Ting-Wei Li , Shichang Zhang , Jiaqi Ma

Improving the effectiveness and efficiency of large language models (LLMs) simultaneously is a critical yet challenging research goal. In this paper, we find that low-rank pre-training, normally considered as efficient methods that will…

Computation and Language · Computer Science 2024-11-05 Xingtai Lv , Ning Ding , Kaiyan Zhang , Ermo Hua , Ganqu Cui , Bowen Zhou

Active Learning (AL) has gained prominence in integrating data-intensive machine learning (ML) models into domains with limited labeled data. However, its effectiveness diminishes significantly when the labeling budget is low. In this…

Machine Learning · Computer Science 2024-02-12 Zhuokai Zhao , Yibo Jiang , Yuxin Chen

This paper presents a new method for the discovery of latent domains in diverse speech data, for the use of adaptation of Deep Neural Networks (DNNs) for Automatic Speech Recognition. Our work focuses on transcription of multi-genre…

Computation and Language · Computer Science 2016-11-17 Mortaza Doulaty , Oscar Saz , Raymond W. M. Ng , Thomas Hain

Background: Unstructured and textual data is increasing rapidly and Latent Dirichlet Allocation (LDA) topic modeling is a popular data analysis methods for it. Past work suggests that instability of LDA topics may lead to systematic errors.…

Computation and Language · Computer Science 2018-09-04 Mika Mäntylä , Maëlick Claes , Umar Farooq

A common use of NLP is to facilitate the understanding of large document collections, with a shift from using traditional topic models to Large Language Models. Yet the effectiveness of using LLM for large corpus understanding in real-world…

Computation and Language · Computer Science 2025-06-05 Zongxia Li , Lorena Calvo-Bartolomé , Alexander Hoyle , Paiheng Xu , Alden Dima , Juan Francisco Fung , Jordan Boyd-Graber

Training data attribution (TDA) methods aim to measure how training data impacts a model's predictions. While gradient-based attribution methods, such as influence functions, offer theoretical grounding, their computational costs make them…

Machine Learning · Computer Science 2025-11-27 Weiwei Sun , Haokun Liu , Nikhil Kandpal , Colin Raffel , Yiming Yang

The capabilities of large language models (LLMs) are widely regarded as relying on autoregressive models (ARMs). We challenge this notion by introducing LLaDA, a diffusion model trained from scratch under the pre-training and supervised…

Computation and Language · Computer Science 2025-10-21 Shen Nie , Fengqi Zhu , Zebin You , Xiaolu Zhang , Jingyang Ou , Jun Hu , Jun Zhou , Yankai Lin , Ji-Rong Wen , Chongxuan Li