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Transformers and their attention mechanism have been revolutionary in the field of Machine Learning. While originally proposed for the language data, they quickly found their way to the image, video, graph, etc. data modalities with various…

机器学习 · 计算机科学 2025-09-22 Saeed Amizadeh , Sara Abdali , Yinheng Li , Kazuhito Koishida

This work aims to predict channels in wireless communication systems based on noisy observations, utilizing sequence-to-sequence models with attention (Seq2Seq-attn) and transformer models. Both models are adapted from natural language…

机器学习 · 统计学 2025-09-05 Valentina Rizzello , Benedikt Böck , Michael Joham , Wolfgang Utschick

In this study, we propose advancing all-neural speech recognition by directly incorporating attention modeling within the Connectionist Temporal Classification (CTC) framework. In particular, we derive new context vectors using time…

计算与语言 · 计算机科学 2018-03-16 Amit Das , Jinyu Li , Rui Zhao , Yifan Gong

Latest development of neural models has connected the encoder and decoder through a self-attention mechanism. In particular, Transformer, which is solely based on self-attention, has led to breakthroughs in Natural Language Processing (NLP)…

计算与语言 · 计算机科学 2019-11-07 Xindian Ma , Peng Zhang , Shuai Zhang , Nan Duan , Yuexian Hou , Dawei Song , Ming Zhou

In this work, we propose several attention formulations for multivariate sequence data. We build on top of the recently introduced 2D-Attention and reformulate the attention learning methodology by quantifying the relevance of…

计算机视觉与模式识别 · 计算机科学 2022-01-27 Kateryna Chumachenko , Alexandros Iosifidis , Moncef Gabbouj

To help address the growing demand for ever-longer sequence lengths in transformer models, Liu et al. recently proposed Ring Attention, an exact attention algorithm capable of overcoming per-device memory bottle- necks by distributing…

Transformer-based video diffusion models (VDMs) deliver state-of-the-art video generation quality but are constrained by the quadratic cost of self-attention, making long sequences and high resolutions computationally expensive. While…

计算机视觉与模式识别 · 计算机科学 2025-11-18 Mohsen Ghafoorian , Denis Korzhenkov , Amirhossein Habibian

Predictive business process monitoring focuses on predicting future characteristics of a running process using event logs. The foresight into process execution promises great potentials for efficient operations, better resource management,…

机器学习 · 计算机科学 2021-04-05 Zaharah A. Bukhsh , Aaqib Saeed , Remco M. Dijkman

This paper presents a novel Triple Attention Transformer Architecture for predicting time-dependent concrete creep, addressing fundamental limitations in current approaches that treat time as merely an input parameter rather than modeling…

机器学习 · 计算机科学 2025-06-06 Warayut Dokduea , Weerachart Tangchirapat , Sompote Youwai

Unsupervised detection of anomaly points in time series is a challenging problem, which requires the model to derive a distinguishable criterion. Previous methods tackle the problem mainly through learning pointwise representation or…

机器学习 · 计算机科学 2022-06-30 Jiehui Xu , Haixu Wu , Jianmin Wang , Mingsheng Long

Transformers' quadratic complexity with respect to the input sequence length has motivated a body of work on efficient sparse approximations to softmax. An alternative path, used by entmax transformers, consists of having built-in exact…

计算与语言 · 计算机科学 2022-04-22 Marcos Treviso , António Góis , Patrick Fernandes , Erick Fonseca , André F. T. Martins

Although Transformer has made breakthrough success in widespread domains especially in Natural Language Processing (NLP), applying it to time series forecasting is still a great challenge. In time series forecasting, the autoregressive…

机器学习 · 计算机科学 2021-06-01 Kai Chen , Guang Chen , Dan Xu , Lijun Zhang , Yuyao Huang , Alois Knoll

Multivariate time series (MTS) forecasting has been extensively applied across diverse domains, such as weather prediction and energy consumption. However, current studies still rely on the vanilla point-wise self-attention mechanism to…

机器学习 · 计算机科学 2024-05-21 Yingnan Yang , Qingling Zhu , Jianyong Chen

Modeling long sequences is crucial for various large-scale models; however, extending existing architectures to handle longer sequences presents significant technical and resource challenges. In this paper, we propose an efficient and…

计算与语言 · 计算机科学 2024-10-08 Ning Wang , Zekun Li , Tongxin Bai , Guoqi Li

Transformer structures have been widely used in sequential recommender systems (SRS). However, as user interaction histories increase, computational time and memory requirements also grow. This is mainly caused by the standard attention…

Transformer-based scientific foundation models are increasingly deployed in high-stakes settings, but current architectures give deterministic outputs and provide limited support for calibrated predictive uncertainty. We propose Stochastic…

机器学习 · 计算机科学 2026-05-12 Akash Yadav , Taiwo A. Adebiyi , Ruda Zhang

The collaborative ranking problem has been an important open research question as most recommendation problems can be naturally formulated as ranking problems. While much of collaborative ranking methodology assumes static ranking data, the…

机器学习 · 计算机科学 2019-08-16 Liwei Wu , Shuqing Li , Cho-Jui Hsieh , James Sharpnack

The Transformer, with its scaled dot-product attention mechanism, has become a foundational architecture in modern AI. However, this mechanism is computationally intensive and incurs substantial energy costs. We propose a new Transformer…

机器学习 · 计算机科学 2025-08-07 Xin Gao , Xingming Xu , Shirin Amiraslani , Hong Xu

Real-world problems often involve complex and unstructured sets of measurements, which occur when sensors are sparsely placed in either space or time. Being able to model this irregular spatiotemporal data and extract meaningful forecasts…

机器学习 · 计算机科学 2024-04-17 Arnaud Pannatier , Kyle Matoba , François Fleuret

Large transformer models have achieved state-of-the-art results in numerous natural language processing tasks. Among the pivotal components of the transformer architecture, the attention mechanism plays a crucial role in capturing token…

计算与语言 · 计算机科学 2026-03-16 Yichuan Deng , Zhao Song , Kaijun Yuan , Tianyi Zhou