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This paper addresses the challenges of mining latent patterns and modeling contextual dependencies in complex sequence data. A sequence pattern mining algorithm is proposed by integrating Bidirectional Long Short-Term Memory (BiLSTM) with a…

机器学习 · 计算机科学 2025-04-22 Tao Yang , Yu Cheng , Yaokun Ren , Yujia Lou , Minggu Wei , Honghui Xin

Crop segmentation from satellite image time series (SITS) is a fundamental task for agricultural monitoring and land-use analysis. While convolutional neural networks (CNNs) have been widely used, transformer-based architectures offer…

计算机视觉与模式识别 · 计算机科学 2026-05-21 Mattia Gatti , Ignazio Gallo , Nicola Landro , Christian Loschiavo , Anwar Ur Rehman , Mirco Boschetti , Riccardo La Grassa

Multivariate time-series data are used in many classification and regression predictive tasks, and recurrent models have been widely used for such tasks. Most common recurrent models assume that time-series data elements are of equal length…

机器学习 · 计算机科学 2020-09-21 Mehak Gupta , Rahmatollah Beheshti

Satellite Image Time Series (SITS) data has proven effective for agricultural tasks due to its rich spectral and temporal nature. In this study, we tackle the task of stress detection in sugar-beet fields using a fully unsupervised…

计算机视觉与模式识别 · 计算机科学 2025-07-21 Bhumika Laxman Sadbhave , Philipp Vaeth , Denise Dejon , Gunther Schorcht , Magda Gregorová

Integrating CNNs and RNNs to capture spatiotemporal dependencies is a prevalent strategy for spatiotemporal prediction tasks. However, the property of CNNs to learn local spatial information decreases their efficiency in capturing…

计算机视觉与模式识别 · 计算机科学 2023-12-27 Song Tang , Chuang Li , Pu Zhang , RongNian Tang

The decomposition of time series into components is an important task that helps to understand time series and can enable better forecasting. Nowadays, with high sampling rates leading to high-frequency data (such as daily, hourly, or…

应用统计 · 统计学 2021-07-29 Kasun Bandara , Rob J Hyndman , Christoph Bergmeir

Monitoring ground displacement is crucial for urban infrastructure stability and mitigating geological hazards. However, forecasting future deformation from sparse Interferometric Synthetic Aperture Radar (InSAR) time-series data remains a…

计算机视觉与模式识别 · 计算机科学 2025-09-24 Wendong Yao , Saeed Azadnejad , Binhua Huang , Shane Donohue , Soumyabrata Dev

Spatiotemporal data mining plays an important role in air quality monitoring, crowd flow modeling, and climate forecasting. However, the originally collected spatiotemporal data in real-world scenarios is usually incomplete due to sensor…

机器学习 · 计算机科学 2023-02-21 Mingzhe Liu , Han Huang , Hao Feng , Leilei Sun , Bowen Du , Yanjie Fu

Stagnant weather condition is one of the major contributors to air pollution as it is favorable for the formation and accumulation of pollutants. To measure the atmosphere's ability to dilute air pollutants, Air Stagnation Index (ASI) has…

大气与海洋物理 · 物理学 2023-05-23 Chenhong Zhou , Xiaorui Zhang , Meng Gao , Shanshan Liu , Yike Guo , Jie Chen

The increasing spatial and temporal resolution of globally available satellite images, such as provided by Sentinel-2, creates new possibilities for researchers to use freely available multi-spectral optical images, with decametric spatial…

计算机视觉与模式识别 · 计算机科学 2020-05-06 Vittorio Mazzia , Aleem Khaliq , Marcello Chiaberge

Wi-Fi sensing is a leading technology for Human Activity Recognition (HAR), offering a non-intrusive and cost-effective solution for healthcare and smart environments. Despite its potential, existing methods struggle with domain shift…

计算机视觉与模式识别 · 计算机科学 2026-01-27 Alison M. Fernandes , Hermes I. Del Monego , Bruno S. Chang , Anelise Munaretto , Hélder M. Fontes , Rui L. Campos

Improvements in Earth observation by satellites allow for imagery of ever higher temporal and spatial resolution. Leveraging this data for agricultural monitoring is key for addressing environmental and economic challenges. Current methods…

计算机视觉与模式识别 · 计算机科学 2024-07-15 Elliot Vincent , Jean Ponce , Mathieu Aubry

Accurate Remaining Useful Life (RUL) prediction is a key requirement for effective Prognostics and Health Management (PHM) in safety-critical systems such as aero-engines. Existing deep learning approaches, particularly LSTM-based models,…

机器学习 · 计算机科学 2026-03-03 Rafi Hassan Chowdhury , Nabil Daiyan , Faria Ahmed , Md Redwan Iqbal , Morsalin Sheikh

As agriculture faces increasing pressure from water scarcity, especially in regions like Tunisia, innovative, resource-efficient solutions are urgently needed. This work explores the integration of indoor vertical hydroponics with Machine…

Weighting pixel contribution considering its location is a key feature in many fundamental image processing tasks including filtering, object modeling and distance matching. Several techniques have been proposed that incorporate Spatial…

计算机视觉与模式识别 · 计算机科学 2017-05-11 Mahdieh Poostchi , Ali Shafiekhani , Kannappan Palaniappan , Guna Seetharaman

Time series forecasting holds significant importance across various industries, including finance, transportation, energy, healthcare, and climate. Despite the widespread use of linear networks due to their low computational cost and…

机器学习 · 计算机科学 2025-05-02 Chengsen Wang , Qi Qi , Jingyu Wang , Haifeng Sun , Zirui Zhuang , Jianxin Liao

Strong gravitationally lensed supernovae (LSNe) are rare but extremely valuable probes of cosmology and astrophysics. Prompt identification within the alert streams of time-domain surveys such as the Rubin Legacy Survey of Space and Time…

The modern power grid is facing increasing complexities, primarily stemming from the integration of renewable energy sources and evolving consumption patterns. This paper introduces an innovative methodology that harnesses Convolutional…

机器学习 · 计算机科学 2023-10-26 Aneesh Sathe , Wen Ren Yang

This study compares sequential image classification methods based on recurrent neural networks. We describe methods based on recurrent neural networks such as Long-Short-Term memory(LSTM), bidirectional Long-Short-Term memory(BiLSTM)…

图像与视频处理 · 电气工程与系统科学 2022-09-26 Gajraj Kuldeep

Time series data is prevalent across numerous fields, necessitating the development of robust and accurate forecasting models. Capturing patterns both within and between temporal and multivariate components is crucial for reliable…

机器学习 · 计算机科学 2025-11-21 Maurice Kraus , Felix Divo , Devendra Singh Dhami , Kristian Kersting