English
Related papers

Related papers: Quantification of Carbon Sequestration in Urban Fo…

200 papers

For many countries like Russia, Canada, or the USA, a robust and detailed tree species inventory is essential to manage their forests sustainably. Since one can not apply unmanned aerial vehicle (UAV) imagery-based approaches to large-scale…

Computer Vision and Pattern Recognition · Computer Science 2021-11-09 Abduragim Shtanchaev , Artur Bille , Olga Sutyrina , Sara Elelimy

It is shown that many properties of Ly-alpha forest absorbers can be derived using simple physical arguments. Analytical expressions are derived for the density and the size of an absorber as a function of its neutral hydrogen column…

Astrophysics · Physics 2007-05-23 Joop Schaye

Policies to mitigate climate change and biodiversity loss often assume that protecting carbon-rich forests provides co-benefits in terms of biodiversity, due to the spatial congruence of carbon stocks and biodiversity at biogeographic…

Populations and Evolution · Quantitative Biology 2019-03-01 F. M. Sabatini , R. B. de Andrade , Y. Paillet , P. Odor , C. Bouget , T. Campagnaro , F. Gosselin , P. Janssen , W. Mattioli , J. Nascimbene , T. Sitzia , T. Kuemmerle , S. Burrascano

Carbon dioxide (CO2) trapping in capillary networks of reservoir rocks is a pathway to long-term geological storage. At pore scale, the CO2 trapping potential depends on injection pressure, temperature, and the rock's interaction with the…

Monitoring urban tree dynamics is vital for supporting greening policies and reducing risks to electrical infrastructure. Airborne laser scanning has advanced large-scale tree management, but challenges remain due to complex urban…

Computer Vision and Pattern Recognition · Computer Science 2025-08-28 Narges Takhtkeshha , Gabriele Mazzacca , Fabio Remondino , Juha Hyyppä , Gottfried Mandlburger

Extreme multi-label classification (XMC) aims to identify relevant subsets from numerous labels. Among the various approaches for XMC, tree-based linear models are effective due to their superior efficiency and simplicity. However, the…

Machine Learning · Computer Science 2024-10-15 He-Zhe Lin , Cheng-Hung Liu , Chih-Jen Lin

Conventional approaches to the capture of CO_2 by metal-organic frameworks focus on equilibrium conditions, and frameworks that contain little CO_2 in equilibrium are often rejected as carbon-capture materials. Here we use a statistical…

Chemical Physics · Physics 2016-07-21 Joyjit Kundu , Tod Pascal , David Prendergast , Stephen Whitelam

Unmanned aerial vehicles (UAV) are used successfully in many application areas such as military, security, monitoring, emergency aid, tourism, agriculture, and forestry. This study aims to automatically count trees in designated areas on…

Computer Vision and Pattern Recognition · Computer Science 2022-01-11 Musa Ataş , Ayhan Talay

We provide a short combinatorial proof of Cayley's formula by means of a bijective map to an outcome space of an urn-drawing problem. Furthermore we introduce an algebraic structure on the set of labeled trees, which provides a more…

Combinatorics · Mathematics 2011-02-01 Victor N. Ermolaev , Giulio Iacobelli

We study the number of distance queries needed to identify certain properties of a hidden tree $T$ on $n$ vertices. A distance query consists of two vertices $x,y$, and the answer is the distance of $x$ and $y$ in $T$. We determine the…

Data Structures and Algorithms · Computer Science 2025-09-30 Dániel Gerbner , András Imolay , Kartal Nagy , Balázs Patkós , Kristóf Zólomy

We prove a new formula for the generating function of multitype Cayley trees counted according to their degree distribution. Using this formula we recover and extend several enumerative results about trees. In particular, we extend some…

Combinatorics · Mathematics 2013-04-08 Olivier Bernardi , Alejandro H. Morales

Understanding historical forest dynamics, specifically changes in forest biomass and carbon stocks, has become critical for assessing current forest climate benefits and projecting future benefits under various policy, regulatory, and…

Applications · Statistics 2023-08-29 Lucas K. Johnson , Michael J. Mahoney , Madeleine L. Desrochers , Colin M. Beier

The proliferation of software and AI comes with a hidden risk: its growing energy and carbon footprint. As concerns regarding environmental sustainability come to the forefront, understanding and optimizing how software impacts the…

Leaves shed by deciduous trees contain 40\% of the annually sequestered carbon, and include nutrients vital to the expansion and health of forest ecosystems. To achieve this, leaves must fall quickly to land near the parent tree --…

Biological Physics · Physics 2024-09-12 Matthew D. Biviano , Kaare H. Jensen

Let $T$ be a weighted tree. The weight of a subtree $T_1$ of $T$ is defined as the product of weights of vertices and edges of $T_1$. We obtain a linear-time algorithm to count the sum of weights of subtrees of $T$. As applications, we…

Combinatorics · Mathematics 2007-05-23 Weigen Yan , Yeong-Nan Yeh

Building on the carbon reduction targets agreed in the Paris Agreements, many nations have renewed their efforts toward achieving carbon neutrality by the year 2050. In line with this ambitious goal, nations are seeking to understand the…

Systems and Control · Electrical Eng. & Systems 2023-05-10 Dinh Hoa Nguyen , Andrew Chapman , Takeshi Tsuji

Forests play a critical role in global ecosystems by supporting biodiversity and mitigating climate change via carbon sequestration. Accurate aboveground biomass (AGB) estimation is essential for assessing carbon storage and wildfire fuel…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Silvia Zuffi

Tropical forests represent the home of many species on the planet for flora and fauna, retaining billions of tons of carbon footprint, promoting clouds and rain formation, implying a crucial role in the global ecosystem, besides…

Computer Vision and Pattern Recognition · Computer Science 2022-08-24 Guilherme A. Pimenta , Fernanda B. J. R. Dallaqua , Alvaro Fazenda , Fabio A. Faria

Identifying terrain within satellite image data is a key issue in geographical information sciences, with numerous environmental and safety implications. Many techniques exist to derive classifications from spectral data captured by…

Computer Vision and Pattern Recognition · Computer Science 2024-09-02 David R. Treadwell , Derek Jacoby , Will Parkinson , Bruce Maxwell , Yvonne Coady

This paper represents the first effort to quantify uncertainty in carbon intensity forecasting for datacenter decarbonization. We identify and analyze two types of uncertainty -- temporal and spatial -- and discuss their system…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-08-27 Amy Li , Sihang Liu , Yi Ding