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This article defines new methods for unsupervised fire region segmentation and fire threat detection from video stream. Fire in control serves a number of purposes to human civilization, but it could simultaneously be a threat once its…

Computer Vision and Pattern Recognition · Computer Science 2021-01-22 Debarati B. Chakrabortya , Vinay Detania , Shah Parshv Jigneshkumar

Detection and localization of fire in images and videos are important in tackling fire incidents. Although semantic segmentation methods can be used to indicate the location of pixels with fire in the images, their predictions are…

Computer Vision and Pattern Recognition · Computer Science 2021-11-08 Milad Niknejad , Alexandre Bernardino

Fire localization in images and videos is an important step for an autonomous system to combat fire incidents. State-of-art image segmentation methods based on deep neural networks require a large number of pixel-annotated samples to train…

Computer Vision and Pattern Recognition · Computer Science 2021-11-17 Milad Niknejad , Alexandre Bernardino

Unsupervised video object segmentation aims to segment a target object in the video without a ground truth mask in the initial frame. This challenging task requires extracting features for the most salient common objects within a video…

Computer Vision and Pattern Recognition · Computer Science 2022-09-09 Minhyeok Lee , Suhwan Cho , Seunghoon Lee , Chaewon Park , Sangyoun Lee

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…

Computer Vision and Pattern Recognition · Computer Science 2024-12-13 Daryn Sagel , Bryan Quaife

We propose a new approach to learn to segment multiple image objects without manual supervision. The method can extract objects form still images, but uses videos for supervision. While prior works have considered motion for segmentation, a…

Computer Vision and Pattern Recognition · Computer Science 2022-10-24 Laurynas Karazija , Subhabrata Choudhury , Iro Laina , Christian Rupprecht , Andrea Vedaldi

In this paper, we share our approach to real-time segmentation of fire perimeter from aerial full-motion infrared video. We start by describing the problem from a humanitarian aid and disaster response perspective. Specifically, we explain…

Computer Vision and Pattern Recognition · Computer Science 2019-10-16 Jigar Doshi , Dominic Garcia , Cliff Massey , Pablo Llueca , Nicolas Borensztein , Michael Baird , Matthew Cook , Devaki Raj

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…

Computer Vision and Pattern Recognition · Computer Science 2024-06-10 Vipin V

We propose a novel unsupervised image segmentation algorithm, which aims to segment an image into several coherent parts. It requires no user input, no supervised learning phase and assumes an unknown number of segments. It achieves this by…

Computer Vision and Pattern Recognition · Computer Science 2016-03-09 Aleksandar Dimitriev , Matej Kristan

We address an essential problem in computer vision, that of unsupervised object segmentation in video, where a main object of interest in a video sequence should be automatically separated from its background. An efficient solution to this…

Computer Vision and Pattern Recognition · Computer Science 2017-04-20 Emanuela Haller , Marius Leordeanu

Early detection of wildfires is essential to prevent large-scale fires resulting in extensive environmental, structural, and societal damage. Uncrewed aerial vehicles (UAVs) can cover large remote areas effectively with quick deployment…

Computer Vision and Pattern Recognition · Computer Science 2024-12-19 Julius Pesonen , Teemu Hakala , Väinö Karjalainen , Niko Koivumäki , Lauri Markelin , Anna-Maria Raita-Hakola , Juha Suomalainen , Ilkka Pölönen , Eija Honkavaara

This research paper addresses the challenge of detecting obscured wildfires (when the fire flames are covered by trees, smoke, clouds, and other natural barriers) in real-time using drones equipped only with RGB cameras. We propose a novel…

Computer Vision and Pattern Recognition · Computer Science 2023-07-04 Uma Meleti , Abolfazl Razi

In this paper, we propose an unsupervised method for hyperspectral remote sensing image segmentation. The method exploits the mean-shift clustering algorithm that takes as input a preliminary hyperspectral superpixels segmentation together…

Computer Vision and Pattern Recognition · Computer Science 2022-10-10 Mirko Paolo Barbato , Paolo Napoletano , Flavio Piccoli , Raimondo Schettini

Motion, measured via optical flow, provides a powerful cue to discover and learn objects in images and videos. However, compared to using appearance, it has some blind spots, such as the fact that objects become invisible if they do not…

Computer Vision and Pattern Recognition · Computer Science 2022-10-17 Subhabrata Choudhury , Laurynas Karazija , Iro Laina , Andrea Vedaldi , Christian Rupprecht

Video smoke detection is a promising fire detection method especially in open or large spaces and outdoor environments. Traditional video smoke detection methods usually consist of candidate region extraction and classification, but lack…

Computer Vision and Pattern Recognition · Computer Science 2019-01-15 Gao Xu , Yongming Zhang , Qixing Zhang , Gaohua Lin , Zhong Wang , Yang Jia , Jinjun Wang

We study image segmentation from an information-theoretic perspective, proposing a novel adversarial method that performs unsupervised segmentation by partitioning images into maximally independent sets. More specifically, we group image…

Computer Vision and Pattern Recognition · Computer Science 2021-06-30 Pedro Savarese , Sunnie S. Y. Kim , Michael Maire , Greg Shakhnarovich , David McAllester

While supervised object detection and segmentation methods achieve impressive accuracy, they generalize poorly to images whose appearance significantly differs from the data they have been trained on. To address this when annotating data is…

Computer Vision and Pattern Recognition · Computer Science 2020-11-12 Isinsu Katircioglu , Helge Rhodin , Victor Constantin , Jörg Spörri , Mathieu Salzmann , Pascal Fua

In this paper, we propose an approach to the unsupervised segmentation of images using Markov Random Field. The proposed approach is based on the idea of Bit Plane Slicing. We use the planes as initial labellings for an ensemble of…

Computer Vision and Pattern Recognition · Computer Science 2014-10-29 Balint Antal , Bence Remenyik , Andras Hajdu

Inspired by the recent success of fully convolutional networks (FCN) in semantic segmentation, we propose a deep smoke segmentation network to infer high quality segmentation masks from blurry smoke images. To overcome large variations in…

Computer Vision and Pattern Recognition · Computer Science 2018-09-05 Feiniu Yuan , Lin Zhang , Xue Xia , Boyang Wan , Qinghua Huang , Xuelong Li

This work presents an unsupervised and semi-automatic image segmentation approach where we formulate the segmentation as a inference problem based on unary and pairwise assignment probabilities computed using low-level image cues. The…

Computer Vision and Pattern Recognition · Computer Science 2023-05-16 Ayelet Heimowitz , Yosi Keller
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