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The increasing incidence and severity of wildfires underscores the necessity of accurately predicting their behavior. While high-fidelity models derived from first principles offer physical accuracy, they are too computationally expensive…

机器学习 · 计算机科学 2022-11-01 John Burge , Matthew R. Bonanni , R. Lily Hu , Matthias Ihme

A flashover occurs when a fire spreads very rapidly through crevices due to intense heat. Flashovers present one of the most frightening and challenging fire phenomena to those who regularly encounter them: firefighters. Firefighters'…

人工智能 · 计算机科学 2018-01-31 Kyongsik Yun , Jessi Bustos , Thomas Lu

This work is concerned with the evaluation of the performance of parallelization of learning and tuning processes for image classification and large language models. For machine learning model in image recognition, various parallelization…

分布式、并行与集群计算 · 计算机科学 2025-03-20 Marcin Lawenda , Krzesimir Samborski , Kyrylo Khloponin , Łukasz Szustak

Increasing wildfire occurrence has spurred growing interest in wildfire spread prediction. However, even the most complex wildfire models diverge from observed progression during multi-day simulations, motivating need for data assimilation.…

Genetic Algorithms (GAs) are used to solve search and optimization problems in which an optimal solution can be found using an iterative process with probabilistic and non-deterministic transitions. However, depending on the problem's…

分布式、并行与集群计算 · 计算机科学 2019-01-23 Matheus F. Torquato , Marcelo A. C. Fernandes

We examine the problem of optimizing classification tree evaluation for on-line and real-time applications by using GPUs. Looking at trees with continuous attributes often used in image segmentation, we first put the existing algorithms for…

分布式、并行与集群计算 · 计算机科学 2011-11-08 Jason Spencer

This paper focuses on the statistical properties of wild-land fires and, in particular, investigates if spread dynamics relates to simple invasion model. The fractal dimension and lacunarity of three fire scars classified from satellite…

Renewable energy projects, such as large offshore wind farms, are critical to achieving low-emission targets set by governments. Stochastic computer models allow us to explore future scenarios to aid decision making whilst considering the…

统计方法学 · 统计学 2021-12-07 Jack C. Kennedy , Daniel A. Henderson , Kevin J. Wilson

A variety of real-world tasks involve the classification of images into pre-determined categories. Designing image classification algorithms that exhibit robustness to acquisition noise and image distortions, particularly when the available…

机器学习 · 统计学 2016-03-10 Umamahesh Srinivas

Although machine learning is increasingly applied in control approaches, only few methods guarantee certifiable safety, which is necessary for real world applications. These approaches typically rely on well-understood learning algorithms,…

机器学习 · 计算机科学 2020-06-16 Armin Lederer , Markus Kessler , Sandra Hirche

Wildfires cause major losses worldwide, and the frequency of fire-weather conditions is likely to increase in many regions. We study the allocation of suppression resources over time on a graph-based representation of a landscape to slow…

计算工程、金融与科学 · 计算机科学 2026-04-01 Gustavo Delazeri , Marcus Ritt

Heterogeneity in the cell population of cancer tissues poses many challenges in cancer diagnosis and treatment. Studying the heterogeneity in cell populations from gene expression measurement data in the context of cancer research is a…

分布式、并行与集群计算 · 计算机科学 2024-01-31 Anik Chaudhuri , Anwoy Mohanty , Manoranjan Satpathy

The effectiveness and efficiency of machine learning methodologies are crucial, especially with respect to the quality of results and computational cost. This paper discusses different model optimization techniques, providing a…

分布式、并行与集群计算 · 计算机科学 2025-05-30 Marcin Lawenda , Kyrylo Khloponin , Krzesimir Samborski , Łukasz Szustak

Wildfires are uncontrolled fires in the environment that can be caused by humans or nature. In 2020 alone, wildfires in California have burned 4.2 million acres, damaged 10,500 buildings or structures, and killed more than 31 people,…

计算机视觉与模式识别 · 计算机科学 2021-09-14 Samarth Shah

Wildfire forecasting problems usually rely on complex grid-based mathematical models, mostly involving Computational fluid dynamics(CFD) and Celluar Automata, but these methods have always been computationally expensive and difficult to…

机器学习 · 计算机科学 2023-08-21 Hansong Xiao

A novel approach for forest fire detection using image processing technique is proposed. A rule-based color model for fire pixel classification is used. The proposed algorithm uses RGB and YCbCr color space. The advantage of using YCbCr…

计算机视觉与模式识别 · 计算机科学 2024-06-10 Vipin V

We initiate a thorough study of \emph{distributed property testing} -- producing algorithms for the approximation problems of property testing in the CONGEST model. In particular, for the so-called \emph{dense} testing model we emulate…

分布式、并行与集群计算 · 计算机科学 2016-05-03 Keren Censor-Hillel , Eldar Fischer , Gregory Schwartzman , Yadu Vasudev

Optical photon propagation is an embarrassingly parallel operation, well suited to acceleration on GPU devices. Rendering of images employs similar techniques -- for this reason, a pipeline to offload optical photon propagation from Geant4…

With the advent of high-performance computing techniques, the data for analysis has grown significantly. Here, graphic processing unit (GPU) based program kernels are discussed to exploit parallelism in the analysis codes specific to…

计算物理 · 物理学 2018-11-07 Gourav Shrivastav , Manish Agarwal

Numerical solution of reaction-diffusion equations in three dimensions is one of the most challenging applied mathematical problems. Since these simulations are very time consuming, any ideas and strategies aiming at the reduction of CPU…

计算物理 · 物理学 2011-08-17 Ferenc Molnar , Ferenc Izsak , Robert Meszaros , Istvan Lagzi