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相关论文: Dense Motion Estimation for Smoke

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Wildfires are a major producer of fine particulate matter, impacting human health and the electrical grid. Accurately forecasting smoke impacts over long time scales incorporates fuel treatment strategies, natural fuel succession, and…

机器学习 · 计算机科学 2026-05-07 Zachary Morrow , Joseph Crockett , John D. Jakeman , Dan J. Krofcheck

Discrete simulation methods are efficient tools to investigate the complex behaviors of complex fluids made of either dry granular materials or dilute suspensions. By contrast, materials made of soft and/or concentrated units (emulsions,…

流体动力学 · 物理学 2008-12-18 Pierre Rognon , Cyprien Gay

An effective Fire and Smoke Detection (FSD) and analysis system is of paramount importance due to the destructive potential of fire disasters. However, many existing FSD methods directly employ generic object detection techniques without…

计算机视觉与模式识别 · 计算机科学 2024-10-23 Xiaoyi Han , Yanfei Wu , Nan Pu , Zunlei Feng , Qifei Zhang , Yijun Bei , Lechao Cheng

Using deep learning, this paper addresses the problem of joint object boundary detection and boundary motion estimation in videos, which we named boundary flow estimation. Boundary flow is an important mid-level visual cue as boundaries…

计算机视觉与模式识别 · 计算机科学 2018-04-10 Peng Lei , Fuxin Li , Sinisa Todorovic

Shape reconstruction techniques using structured light have been widely researched and developed due to their robustness, high precision, and density. Because the techniques are based on decoding a pattern to find correspondences, it…

计算机视觉与模式识别 · 计算机科学 2017-10-03 Ryo Furukawa , Ryusuke Sagawa , Hiroshi Kawasaki

Wood-composite materials are widely used today as they homogenize humidity related directional deformations. Quantification of these deformations as coefficients is important for construction and engineering and topic of current research…

计算机视觉与模式识别 · 计算机科学 2018-02-14 Markus Hofinger , Thomas Pock , Thomas Moosbrugger

This paper addresses the critical environmental challenge of estimating ambient Nitrogen Dioxide (NO$_2$) concentrations, a key issue in public health and environmental policy. Existing methods for satellite-based air pollution estimation…

计算机视觉与模式识别 · 计算机科学 2025-04-25 Ruben Gonzalez Avilés , Linus Scheibenreif , Damian Borth

Optical flow estimation is a well-studied topic for automated driving applications. Many outstanding optical flow estimation methods have been proposed, but they become erroneous when tested in challenging scenarios that are commonly…

计算机视觉与模式识别 · 计算机科学 2023-01-12 Shihao Shen , Louis Kerofsky , Senthil Yogamani

We propose a novel representation for dense pixel-wise estimation tasks using CNNs that boosts accuracy and reduces training time, by explicitly exploiting joint coarse-and-fine reasoning. The coarse reasoning is performed over a discrete…

计算机视觉与模式识别 · 计算机科学 2018-08-23 Victor Vaquero , German Ros , Francesc Moreno-Noguer , Antonio M. Lopez , Alberto Sanfeliu

This paper presents a framework for fast and robust motion planning designed to facilitate automated driving. The framework allows for real-time computation even for horizons of several hundred meters and thus enabling automated driving in…

机器人学 · 计算机科学 2019-02-26 Zlatan Ajanovic , Bakir Lacevic , Barys Shyrokau , Michael Stolz , Martin Horn

Reconstructing dynamic fluids from sparse views is a long-standing and challenging problem, due to the severe lack of 3D information from insufficient view coverage. While several pioneering approaches have attempted to address this issue…

图形学 · 计算机科学 2026-04-14 Chen Li , Shanshan Dong , Sheng Qiu , Jianmin Han , Yibo Zhao , Zan Gao , Taku Komura , Kemeng Huang

The increasing frequency and severity of wildfires highlight the need for accurate fire and plume spread models. We introduce an approach that effectively isolates and tracks fire and plume behavior across various spatial and temporal…

计算机视觉与模式识别 · 计算机科学 2024-12-13 Daryn Sagel , Bryan Quaife

In laparoscopic surgery, the visibility in the image can be severely degraded by the smoke caused by the $CO_2$ injection, and dissection tools, thus reducing the visibility of organs and tissues. This lack of visibility increases the…

图像与视频处理 · 电气工程与系统科学 2020-04-22 Sebastián Salazar-Colores , Hugo Alberto-Moreno , César Javier Ortiz-Echeverri , Gerardo Flores

Online action recognition is an important task for human centered intelligent services, which is still difficult to achieve due to the varieties and uncertainties of spatial and temporal scales of human actions. In this paper, we propose…

计算机视觉与模式识别 · 计算机科学 2020-11-04 Guoliang Liu , Qinghui Zhang , Yichao Cao , Junwei Li , Hao Wu , Guohui Tian

Predicting human trajectories is a challenging task due to the complexity of pedestrian behavior, which is influenced by external factors such as the scene's topology and interactions with other pedestrians. A special challenge arises from…

物理与社会 · 物理学 2023-07-31 Raphael Korbmacher , Huu-Tu Dang , Antoine Tordeux

In this paper, we introduce a novel formulation for camera motion estimation that integrates RGB-D images and inertial data through scene flow. Our goal is to accurately estimate the camera motion in a rigid 3D environment, along with the…

计算机视觉与模式识别 · 计算机科学 2024-04-29 Samuel Cerezo , Javier Civera

Recent advances in 3D human motion and language integration have primarily focused on text-to-motion generation, leaving the task of motion understanding relatively unexplored. We introduce Dense Motion Captioning, a novel task that aims to…

计算机视觉与模式识别 · 计算机科学 2025-11-10 Shiyao Xu , Benedetta Liberatori , Gül Varol , Paolo Rota

We develop new efficient online algorithms for detecting transient sparse signals in TEM video sequences, by adopting the recently developed framework for sequential detection jointly with online convex optimization [1]. We cast the problem…

应用统计 · 统计学 2017-11-01 Y. Cao , S. Zhu , Y. Xie , J. Key , J. Kacher , R. R. Unocic , C. M. Rouleau

In Vapor Cycle Systems, the mass flow sensor playsa key role for different monitoring and control purposes. However,physical sensors can be inaccurate, heavy, cumbersome, expensive orhighly sensitive to vibrations, which is especially…

系统与控制 · 电气工程与系统科学 2024-06-27 Justin Reverdi , Sixin Zhang , Saïd Aoues , Fabrice Gamboa , Serge Gratton , Thomas Pellegrini

Scene flow is the dense 3D reconstruction of motion and geometry of a scene. Most state-of-the-art methods use a pair of stereo images as input for full scene reconstruction. These methods depend a lot on the quality of the RGB images and…

计算机视觉与模式识别 · 计算机科学 2020-08-20 Rishav , Ramy Battrawy , René Schuster , Oliver Wasenmüller , Didier Stricker
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