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The rising temperature is one of the key indicators of a warming climate, and it can cause extensive stress to biological systems as well as built structures. Due to the heat island effect, it is most severe in urban environments compared…

机器学习 · 计算机科学 2021-02-08 Manzhu Yu , Fangcao Xu , Weiming Hu , Jian Sun , Guido Cervone

Screen content (SC) differs from natural scene (NS) with unique characteristics such as noise-free, repetitive patterns, and high contrast. Aiming at addressing the inadequacies of current learned image compression (LIC) methods for SC, we…

图像与视频处理 · 电气工程与系统科学 2024-07-12 Shiqi Jiang , Ting Ren , Congrui Fu , Shuai Li , Hui Yuan

We present a framework for supervised subspace tracking, when there are two time series $x_t$ and $y_t$, one being the high-dimensional predictors and the other being the response variables and the subspace tracking needs to take into…

机器学习 · 计算机科学 2015-09-02 Yao Xie , Ruiyang Song , Hanjun Dai , Qingbin Li , Le Song

Urban water is important for the urban ecosystem. Accurate and efficient detection of urban water with remote sensing data is of great significance for urban management and planning. In this paper, we proposed a new method to combine Google…

计算机视觉与模式识别 · 计算机科学 2024-05-21 Yudie Wang , Zhiwei Li , Chao Zeng , Gui-Song Xia , Huanfeng Shen

\begin{abstract} The advent of multitemporal high resolution data, like the Copernicus Sentinel-2, has enhanced significantly the potential of monitoring the earth's surface and environmental dynamics. In this paper, we present a novel deep…

计算机视觉与模式识别 · 计算机科学 2019-10-18 Maria Papadomanolaki , Sagar Verma , Maria Vakalopoulou , Siddharth Gupta , Konstantinos Karantzalos

As more data are produced each day, and faster, data stream mining is growing in importance, making clear the need for algorithms able to fast process these data. Data stream mining algorithms are meant to be solutions to extract knowledge…

Water quality monitoring is a core component of ecological environmental protection. However, due to sensor failure or other inevitable factors, data missing often exists in long-term monitoring, posing great challenges in water quality…

机器学习 · 计算机科学 2025-12-09 Hongnan Si , Tong Li , Yujie Chen , Xin Liao

Terrestrial laser scanning (TLS) is the standard technique used to create accurate point clouds for digital forest inventories. However, the measurement process is demanding, requiring up to two days per hectare for data collection,…

This paper develops the first online algorithms for estimating the spectral density function -- a fundamental object of interest in time series analysis -- that satisfies the three core requirements of streaming inference: fixed memory,…

统计方法学 · 统计学 2025-11-17 Shahriar Hasnat Kazi , Niall Adams , Edward A. K. Cohen

This paper introduces two novel approaches for Online Multi-Task Learning (MTL) Regression Problems. We employ a high performance graph-based MTL formulation and develop two alternative recursive versions based on the Weighted Recursive…

机器学习 · 统计学 2024-03-19 Gabriel R. Lencione , Fernando J. Von Zuben

Existing high-dimensional online learning methods often face the challenge that their error bounds, or per-batch sample sizes, diverge as the number of data batches increases. To address this issue, we propose an asynchronous decomposition…

机器学习 · 统计学 2026-03-24 Shixiang Liu , Zhifan Li , Hanming Yang , Jianxin Yin

This paper proposes an online visual multi-object tracking algorithm using a top-down Bayesian formulation that seamlessly integrates state estimation, track management, clutter rejection, occlusion and mis-detection handling into a single…

计算机视觉与模式识别 · 计算机科学 2017-08-07 Du Yong Kim , Ba-Ngu Vo , Ba-Tuong Vo

We present Long Short-term TRansformer (LSTR), a temporal modeling algorithm for online action detection, which employs a long- and short-term memory mechanism to model prolonged sequence data. It consists of an LSTR encoder that…

计算机视觉与模式识别 · 计算机科学 2021-12-23 Mingze Xu , Yuanjun Xiong , Hao Chen , Xinyu Li , Wei Xia , Zhuowen Tu , Stefano Soatto

Recovery of internet network traffic data from incomplete observed data is an important issue in internet network engineering and management. In this paper, by fully combining the temporal stability and periodicity features in internet…

数值分析 · 数学 2020-05-25 Chen Ling , Gaohang Yu , Liqun Qi , Yanwei Xu

Given the voluminous nature of the multimedia sensed data, the Multimedia Internet of Things (MIoT) devices and networks will present several limitations in terms of power and communication overhead. One traditional solution to cope with…

多媒体 · 计算机科学 2021-05-20 Hassan N. Noura , Ola Salman , Raphaël Couturier

Advanced relevance models, such as those that use large language models (LLMs), provide highly accurate relevance estimations. However, their computational costs make them infeasible for processing large document corpora. To address this,…

信息检索 · 计算机科学 2025-05-08 Mandeep Rathee , V Venktesh , Sean MacAvaney , Avishek Anand

Positron Emission Tomography (PET) scanners are usually designed with the goal to obtain the best compromise between sensitivity, resolution, field-of-view size, and cost. Therefore, it is difficult to improve the resolution of a PET…

Large language models (LLMs) with long-context processing are still challenging because of their implementation complexity, training efficiency and data sparsity. To address this issue, a new paradigm named Online Long-context Processing…

人工智能 · 计算机科学 2024-09-27 Lewei He , Tianyu Shi , Pengran Huang , Bingzhi Chen , Qianglong Chen , Jiahui Pan

Text removal is a crucial task in computer vision with applications such as privacy preservation, image editing, and media reuse. While existing research has primarily focused on scene text removal in natural images, limitations in current…

计算机视觉与模式识别 · 计算机科学 2025-10-06 Jan Zdenek , Wataru Shimoda , Kota Yamaguchi

Tucker decomposition has been widely used in a variety of applications to obtain latent factors of tensor data. In these applications, a common need is to compute Tucker decomposition for a given time range. Furthermore, real-world tensor…

数据结构与算法 · 计算机科学 2025-01-14 Ruizhong Qiu , Jun-Gi Jang , Xiao Lin , Lihui Liu , Hanghang Tong