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Long-term time-series forecasting is essential for planning and decision-making in economics, energy, and transportation, where long foresight is required. To obtain such long foresight, models must be both efficient and effective in…

机器学习 · 计算机科学 2025-09-05 Chao Ma , Yikai Hou , Xiang Li , Yinggang Sun , Haining Yu , Zhou Fang , Jiaxing Qu

Recommender systems objectives can be broadly characterized as modeling user preferences over short-or long-term time horizon. A large body of previous research studied long-term recommendation through dimensionality reduction techniques…

信息检索 · 计算机科学 2018-07-25 Kiewan Villatel , Elena Smirnova , Jérémie Mary , Philippe Preux

Sequential recommendation systems aim to predict users' next preferences based on their interaction histories, but existing approaches face critical limitations in efficiency and multi-scale pattern recognition. While Transformer-based…

信息检索 · 计算机科学 2025-05-08 Qianru Zhang , Liang Qu , Honggang Wen , Dong Huang , Siu-Ming Yiu , Nguyen Quoc Viet Hung , Hongzhi Yin

Time series are all around in real-world applications. However, unexpected accidents for example broken sensors or missing of the signals will cause missing values in time series, making the data hard to be utilized. It then does harm to…

机器学习 · 计算机科学 2020-11-24 Chenguang Fang , Chen Wang

Mamba, a recent selective structured state space model, excels in long sequence modeling, which is vital in the large model era. Long sequence modeling poses significant challenges, including capturing long-range dependencies within the…

计算机视觉与模式识别 · 计算机科学 2024-11-12 Rui Xu , Shu Yang , Yihui Wang , Yu Cai , Bo Du , Hao Chen

Infrared image super-resolution demands long-range dependency modeling and multi-scale feature extraction to address challenges such as homogeneous backgrounds, weak edges, and sparse textures. While Mamba-based state-space models (SSMs)…

计算机视觉与模式识别 · 计算机科学 2025-02-18 Yongsong Huang , Tomo Miyazaki , Xiaofeng Liu , Shinichiro Omachi

For short-term solar irradiance forecasting, the traditional point forecasting methods are rendered less useful due to the non-stationary characteristic of solar power. The amount of operating reserves required to maintain reliable…

机器学习 · 计算机科学 2023-08-02 Sakshi Mishra , Praveen Palanisamy

Unsupervised structure learning in high-dimensional time series data has attracted a lot of research interests. For example, segmenting and labelling high dimensional time series can be helpful in behavior understanding and medical…

机器学习 · 计算机科学 2017-05-25 Hao Liu , Haoli Bai , Lirong He , Zenglin Xu

The Transformer architecture has shown a remarkable ability in modeling global relationships. However, it poses a significant computational challenge when processing high-dimensional medical images. This hinders its development and…

计算机视觉与模式识别 · 计算机科学 2024-09-17 Zhaohu Xing , Tian Ye , Yijun Yang , Guang Liu , Lei Zhu

We introduce a novel modeling approach for time series imputation and forecasting, tailored to address the challenges often encountered in real-world data, such as irregular samples, missing data, or unaligned measurements from multiple…

In contemporary data-driven environments, the generation and processing of multivariate time series data is an omnipresent challenge, often complicated by time delays between different time series. These delays, originating from a multitude…

机器学习 · 计算机科学 2024-08-26 Jiajie Wang , Zhiyuan Jerry Lin , Wen Chen

While the conditional sequence modeling with the transformer architecture has demonstrated its effectiveness in dealing with offline reinforcement learning (RL) tasks, it is struggle to handle out-of-distribution states and actions.…

机器学习 · 计算机科学 2025-01-23 Qi Lv , Xiang Deng , Gongwei Chen , Michael Yu Wang , Liqiang Nie

Accurate traffic prediction plays a vital role in intelligent transportation systems by enabling efficient routing, congestion mitigation, and proactive traffic control. However, forecasting is challenging due to the combined effects of…

机器学习 · 计算机科学 2025-07-08 Mohamed Hamad , Mohamed Mabrok , Nizar Zorba

Recently, machine learning methods have provided a broad spectrum of original and efficient algorithms based on Deep Neural Networks (DNN) to automatically predict an outcome with respect to a sequence of inputs. Recurrent hidden cells…

机器学习 · 计算机科学 2017-02-15 Mohamed Bouaziz , Mohamed Morchid , Richard Dufour , Georges Linarès , Renato De Mori

Long-term Time Series Forecasting (LTSF) is critical for numerous real-world applications, such as electricity consumption planning, financial forecasting, and disease propagation analysis. LTSF requires capturing long-range dependencies…

机器学习 · 计算机科学 2024-10-04 Aitian Ma , Dongsheng Luo , Mo Sha

Widely used traditional pipelines for subcortical brain segmentation are often inefficient and slow, particularly when processing large datasets. Furthermore, deep learning models face challenges due to the high resolution of MRI images and…

图像与视频处理 · 电气工程与系统科学 2024-10-15 Aaron Cao , Zongyu Li , Jordan Jomsky , Andrew F. Laine , Jia Guo

Sequential recommendation systems have become a cornerstone of personalized services, adept at modeling the temporal evolution of user preferences by capturing dynamic interaction sequences. Existing approaches predominantly rely on…

信息检索 · 计算机科学 2025-05-15 Qianru Zhang , Honggang Wen , Wei Yuan , Crystal Chen , Menglin Yang , Siu-Ming Yiu , Hongzhi Yin

Deep learning has achieved substantial improvement on single-channel speech enhancement tasks. However, the performance of multi-layer perceptions (MLPs)-based methods is limited by the ability to capture the long-term effective history…

音频与语音处理 · 电气工程与系统科学 2020-05-19 Qiquan Zhang , Aaron Nicolson , Mingjiang Wang , Kuldip K. Paliwal , Chenxu Wang

How to handle time features shall be the core question of any time series forecasting model. Ironically, it is often ignored or misunderstood by deep-learning based models, even those baselines which are state-of-the-art. This behavior…

机器学习 · 计算机科学 2022-07-25 Li Shen , Yuning Wei , Yangzhu Wang

Human motion generation stands as a significant pursuit in generative computer vision, while achieving long-sequence and efficient motion generation remains challenging. Recent advancements in state space models (SSMs), notably Mamba, have…

计算机视觉与模式识别 · 计算机科学 2024-08-06 Zeyu Zhang , Akide Liu , Ian Reid , Richard Hartley , Bohan Zhuang , Hao Tang