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Implicit neural representations (INR) have gained increasing attention in representing 3D scenes and images, and have been recently applied to encode videos (e.g., NeRV, E-NeRV). While achieving promising results, existing INR-based methods…

计算机视觉与模式识别 · 计算机科学 2023-03-27 Bo He , Xitong Yang , Hanyu Wang , Zuxuan Wu , Hao Chen , Shuaiyi Huang , Yixuan Ren , Ser-Nam Lim , Abhinav Shrivastava

We present a system for automated detection, localization, and scoring of arrow punctures on 40\,cm indoor archery target faces, trained on only 48 annotated photographs (5{,}084 punctures). Our pipeline combines three components: a…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Maxwell Shepherd

Numerical weather prediction (NWP) models struggle to skillfully predict tropical precipitation occurrence and amount, calling for alternative approaches. For instance, it has been shown that fairly simple, purely data-driven logistic…

大气与海洋物理 · 物理学 2024-01-09 Eva-Maria Walz , Peter Knippertz , Andreas H. Fink , Gregor Köhler , Tilmann Gneiting

As global warming increases the complexity of weather patterns; the precision of weather forecasting becomes increasingly important. Our study proposes a novel preprocessing method and convolutional autoencoder model developed to improve…

机器学习 · 计算机科学 2024-11-11 Yo-Hwan Choi , Seon-Yu Kang , Minjong Cheon

We propose a novel frame prediction method using a deep neural network (DNN), with the goal of improving video coding efficiency. The proposed DNN makes use of decoded frames, at both encoder and decoder, to predict textures of the current…

图像与视频处理 · 电气工程与系统科学 2019-06-24 Hyomin Choi , Ivan V. Bajic

This paper documents a data set of UK rain radar image sequences for use in statistical modeling and machine learning methods for nowcasting. The main dataset contains 1,000 randomly sampled sequences of length 20 steps (15-minute…

大气与海洋物理 · 物理学 2025-12-23 Viv Atureta , Rifki Priansyah Jasin , Stefan Siegert

Flow matching with $x$-prediction -- regressing the clean data point rather than the ambient velocity -- is known to exploit low-dimensional manifold structure effectively in pixel space \cite{li2025back}. We ask whether a pretrained…

计算机视觉与模式识别 · 计算机科学 2026-05-22 Le Zhang , Ning Mang , Aishwarya Agrawal

Nowcasting (or short-term weather forecasting) is particularly important in the case of extreme events as it helps prevent human losses. Many of our activities, however, also depend on the weather. Therefore, nowcasting has shown to be…

The temporal and spatial resolution of rainfall data is crucial for environmental modeling studies in which its variability in space and time is considered as a primary factor. Rainfall products from different remote sensing instruments…

计算机视觉与模式识别 · 计算机科学 2022-09-23 Muhammed Sit , Bong-Chul Seo , Ibrahim Demir

Event-based cameras can overpass frame-based cameras limitations for important tasks such as high-speed motion detection during self-driving cars navigation in low illumination conditions. The event cameras' high temporal resolution and…

计算机视觉与模式识别 · 计算机科学 2022-01-31 Haixin Sun , Minh-Quan Dao , Vincent Fremont

We formulate seasonal rainfall prediction as a reduced-order nonlinear forecasting problem, embedding coupled Indian-Pacific Ocean variability into a low-dimensional state space and projecting it forward using deep neural networks.…

大气与海洋物理 · 物理学 2026-02-16 Stjepan Marcelja

Forecasting global precipitation patterns and, in particular, extreme precipitation events is of critical importance to preparing for and adapting to climate change. Making accurate high-resolution precipitation forecasts using traditional…

机器学习 · 计算机科学 2022-10-25 James Duncan , Shashank Subramanian , Peter Harrington

In recent years, deep learning-based solar forecasting using all-sky images has emerged as a promising approach for alleviating uncertainty in PV power generation. However, the stochastic nature of cloud movement remains a major challenge…

计算机视觉与模式识别 · 计算机科学 2023-06-21 Yuhao Nie , Eric Zelikman , Andea Scott , Quentin Paletta , Adam Brandt

Accurate weather forecasting is critical for science and society. Yet, existing methods have not managed to simultaneously have the properties of high accuracy, low uncertainty, and high computational efficiency. On one hand, to quantify…

机器学习 · 计算机科学 2025-05-06 Jimeng Shi , Bowen Jin , Jiawei Han , Sundararaman Gopalakrishnan , Giri Narasimhan

Provident vehicle detection has a lot of scope in the detection of vehicle during night time. The extraction of features other than the headlamps of vehicles allows us to detect oncoming vehicles before they appear directly on the camera.…

计算机视觉与模式识别 · 计算机科学 2025-12-02 Aswinkumar Varathakumaran , Nirmala Paramanandham

We present a new non-parametric deprojection algorithm DOPING (Deprojection of Observed Photometry using and INverse Gambit), that is designed to extract the three dimensional luminosity density distribution $\rho$, from the observed…

天体物理学 · 物理学 2009-06-23 Dalia Chakrabarty , Laura Ferrarese

This letter proposes an improved CNN predictor (ICNNP) for reversible data hiding (RDH) in images, which consists of a feature extraction module, a pixel prediction module, and a complexity prediction module. Due to predicting the…

多媒体 · 计算机科学 2023-01-05 Yingqiang Qiu , Wanli Peng , Xiaodan Lin , Huanqiang Zeng , Zhenxing Qian

Diffusion models have been widely adopted in image generation, producing higher-quality and more diverse samples than generative adversarial networks (GANs). We introduce a latent diffusion model (LDM) for precipitation nowcasting -…

大气与海洋物理 · 物理学 2023-04-26 Jussi Leinonen , Ulrich Hamann , Daniele Nerini , Urs Germann , Gabriele Franch

We propose RainyScape, an unsupervised framework for reconstructing clean scenes from a collection of multi-view rainy images. RainyScape consists of two main modules: a neural rendering module and a rain-prediction module that incorporates…

计算机视觉与模式识别 · 计算机科学 2024-04-18 Xianqiang Lyu , Hui Liu , Junhui Hou

Recently, deep image compression has shown a big progress in terms of coding efficiency and image quality improvement. However, relatively less attention has been put on video compression using deep learning networks. In the paper, we first…

计算机视觉与模式识别 · 计算机科学 2019-04-08 Woonsung Park , Munchurl Kim