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Traffic flow forecasting is a critical spatio-temporal data mining task with wide-ranging applications in intelligent route planning and dynamic traffic management. Recent advancements in deep learning, particularly through Graph Neural…

机器学习 · 计算机科学 2025-05-14 Weiyang Kong , Kaiqi Wu , Sen Zhang , Yubao Liu

The field of novel-view synthesis has recently witnessed the emergence of 3D Gaussian Splatting, which represents scenes in a point-based manner and renders through rasterization. This methodology, in contrast to Radiance Fields that rely…

计算机视觉与模式识别 · 计算机科学 2024-08-09 Fengyi Zhang , Yadan Luo , Tianjun Zhang , Lin Zhang , Zi Huang

The latest generation of radio astronomy interferometers will conduct all sky surveys with data products consisting of petabytes of spectral line data. Traditional approaches to identifying and parameterising the astrophysical sources…

天体物理仪器与方法 · 物理学 2014-07-21 Stefan Westerlund , Christopher Harris

Expressive glyph visualizations provide a powerful and versatile means to represent complex multivariate data through compact visual encodings, but creating custom glyphs remains challenging due to the gap between design creativity and…

人机交互 · 计算机科学 2026-02-10 Can Liu , Shiwei Chen , Zhibang Jiang , Yong Wang

Atmospheric retrievals are essential tools for interpreting exoplanet transmission and eclipse spectra, enabling quantitative constraints on the chemical composition, aerosol properties, and thermal structure of planetary atmospheres. The…

地球与行星天体物理 · 物理学 2025-08-19 Yoav Rotman , Luis Welbanks , Michael R. Line , Peter McGill , Michael Radica , Matthew C. Nixon

Learning dense correspondences across deformable 3D shapes remains a long-standing challenge due to structural variability, non-isometric deformation, and inconsistent topology. Existing methods typically trade off generalization, geometric…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Soyeon Yoon , Chang Wook Seo , Hyunjung Shim

We introduce AXS (Astronomy eXtensions for Spark), a scalable open-source astronomical data analysis framework built on Apache Spark, a widely used industry-standard engine for big data processing. Building on capabilities present in Spark,…

To improve the reliability and interpretability of industrial process monitoring, this article proposes a Causal Graph Spatial-Temporal Autoencoder (CGSTAE). The network architecture of CGSTAE combines two components: a correlation graph…

机器学习 · 计算机科学 2026-05-21 Xiangrui Zhang

We study timestamped speaker-attributed ASR for long-form, multi-party speech with overlap, where chunk-wise inference must preserve meeting-level speaker identity consistency while producing time-stamped, speaker-labeled transcripts.…

音频与语音处理 · 电气工程与系统科学 2026-03-12 Jing Peng , Ziyi Chen , Haoyu Li , Yucheng Wang , Duo Ma , Mengtian Li , Yunfan Du , Dezhu Xu , Kai Yu , Shuai Wang

3D Gaussian Splatting (3DGS) has emerged as a leading neural rendering technique for high-fidelity view synthesis, prompting the development of dedicated 3DGS accelerators for resource-constrained platforms. The conventional decoupled…

硬件体系结构 · 计算机科学 2025-07-28 Minnan Pei , Gang Li , Junwen Si , Zeyu Zhu , Zitao Mo , Peisong Wang , Zhuoran Song , Xiaoyao Liang , Jian Cheng

We present the first attempts to build a user-friendly interface for the Virtual Observatory of the University of Guanajuato. The data tables will be accessible to the public through PHP scripts and SQL database managers, such as MySQL and…

天体物理仪器与方法 · 物理学 2012-05-21 René A. Ortega-Minakata , Juan P. Torres-Papaqui , Heinz Andernach , Hermenegildo Fernández-Santos

The study of exoplanetary atmospheres epitomises a continuous quest for higher accuracy measurements. Systematic effects and noise associated with both the stellar activity and the instrument can bias the results and thus limit the…

地球与行星天体物理 · 物理学 2014-01-03 C. Danielski , T. Kacprzak , G. Tinetti , P. Jagoda

Single-cell spatial transcriptomics (ST) offers a unique approach to measuring gene expression profiles and spatial cell locations simultaneously. However, most existing ST methods assume that cells in closer spatial proximity exhibit more…

基因组学 · 定量生物学 2025-06-10 Xiongtao Xiao , Xiaofeng Chen , Feiyan Jiang , Songming Zhang , Wenming Cao , Cheng Tan , Zhangyang Gao , Zhongshan Li

While AI-based numerical weather prediction (NWP) enables rapid forecasting, generating high-resolution outputs remains computationally demanding due to limited multi-scale adaptability and inefficient data representations. We propose the…

计算机视觉与模式识别 · 计算机科学 2026-04-13 Tao Han , Zhibin Wen , Zhenghao Chen , Fenghua Lin , Junyu Gao , Song Guo , Lei Bai

The 7.3 GHz (350 MHz bandwidth) Earth Observation Satellite (EOS) band, while not protected, is used for Passive Sea Surface Temperature (P-SST) measurements that provide important data for weather forecasts, coastal disaster prevention,…

信号处理 · 电气工程与系统科学 2024-12-17 Elliot Eichen , Arvind Aradhya , Oren Collaco

Terminal agents have demonstrated strong potential for autonomous command-line execution, yet their training remains constrained by the scarcity of high-quality and diverse execution trajectories. Existing approaches mitigate this…

人工智能 · 计算机科学 2026-04-29 Zhiyuan Fan , Tinghao Yu , Yuanjun Cai , Jiangtao Guan , Yun Yang , Dingxin Hu , Jiang Zhou , Xing Wu , Zhuo Han , Feng Zhang , Lilin Wang

We present GLEAM (Galaxy Line Emission & Absorption Modeling), a Python tool for fitting Gaussian models to emission and absorption lines in large samples of 1D extragalactic spectra. GLEAM is tailored to work well in batch mode without…

天体物理仪器与方法 · 物理学 2021-03-08 Andra Stroe , Victor-Nicolae Savu

Graph Neural Networks (GNNs) struggle to balance heterophily and homophily in representation learning, a challenge further amplified in self-supervised settings. We propose H$^3$GNNs, an end-to-end self-supervised learning framework that…

机器学习 · 计算机科学 2025-04-17 Rui Xue , Tianfu Wu

Unstructured urban environments present unique challenges for scene understanding and generalization due to their complex and diverse layouts. We introduce SynthGenNet, a self-supervised student-teacher architecture designed to enable…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Pushpendra Dhakara , Prachi Chachodhia , Vaibhav Kumar

The collaborative filtering (CF) problem with only user-item interaction information can be solved by graph signal processing (GSP), which uses low-pass filters to smooth the observed interaction signals on the similarity graph to obtain…

信息检索 · 计算机科学 2023-02-07 Jiahao Liu , Dongsheng Li , Hansu Gu , Tun Lu , Peng Zhang , Li Shang , Ning Gu