Results 61 to 70 of about 110,052 (200)

Urban growth pattern identification : a case study in Siem Reap, Cambodia [PDF]

open access: yes, 2012
The main purpose of this paper is to identify the pattern of urban growth from 1993 to 2011 in Siem reap town, Cambodia. Land use and land cover maps were generated from Landsat TM imageries from different years in order to extract the information ...
Ourng, Chanvoleak   +1 more
core  

Implementing Circular Business Models for Sustainability Goals: A Systematic Literature Review

open access: yesBusiness Strategy and the Environment, Volume 34, Issue 7, Page 9169-9187, November 2025.
ABSTRACT Circular business model (CBM) has been identified as an effective approach to addressing sustainability issues in the manufacturing industry, yet most firms adopting CBM fail to achieve their sustainability targets. The dynamic and uncertain nature of the industry's environment requires developing dynamic capabilities (ability to adapt to the ...
Richard Asante   +5 more
wiley   +1 more source

Asymmetric stable stochastic volatility models: estimation, filtering, and forecasting

open access: yesJournal of Time Series Analysis, Volume 46, Issue 6, Page 1098-1124, November 2025.
This article considers a stochastic volatility model featuring an asymmetric stable error distribution and a novel way of accounting for the leverage effect. We adopt simulation‐based methods to address key challenges in parameter estimation, the filtering of time‐varying volatility, and volatility forecasting.
Francisco Blasques   +2 more
wiley   +1 more source

Testing the Assumptions Behind the Use of Importance Sampling [PDF]

open access: yes
Importance sampling is used in many aspects of modern econometrics to approximate unsolvable integrals. Its reliable use requires the sampler to possess a variance, for this guarantees a square root speed of convergence and asymptotic normality of the ...
Neil Shephard, Siem Jan Koopman
core  

Nuclear level densities and gamma-ray strength functions in 44,45Sc

open access: yes, 2008
The scandium isotopes 44,45Sc have been studied with the 45Sc(3He,alpha gamma)44Sc and 45Sc(3He,3He' gamma)45Sc reactions, respectively. The nuclear level densities and gamma-ray strength functions have been extracted using the Oslo method.
A. Bohr   +18 more
core   +1 more source

An analysis of poverty and aquatic resources use - focusing especially on the livelihoods of the poor - in Cambodia [PDF]

open access: yes, 2000
The main objectives of this report, which is based on the current literature and key informant interviews, is to assess and analyse the nature and distribution of poverty and aquatic resources use, focusing especially on the livelihoods of the poor.

core  

Guardians of the Network: An Ensemble Learning Framework With Adversarial Alignment for Evasive Cyber Threat Detection

open access: yesEngineering Reports, Volume 7, Issue 10, October 2025.
Machine learning‐enhanced NIDS, integrating diverse data sources and rigorous feature selection, achieves near‐perfect detection of sophisticated evasive cyber threats—including APTs, DDoS, zero‐day exploits, and MitM attacks—surpassing industry benchmarks in accuracy, precision, recall, and F1$$ {\mathrm{F}}_1 $$‐score. ABSTRACT Advanced cyber threats
Khandakar Md Shafin   +2 more
wiley   +1 more source

Profile for Aquatic Resources Management: Tboung Kla, Koh Chruem and Ou Chralang villages, Ou Mreah commune, Siem Bouk district, Stung Treng province, Cambodia [PDF]

open access: yes
This publication is part of a collection of three profiles covering nine aquatic resources-dependent villages in the provinces of Stung Treng, Takeo and Siem Reap.
Ahmed, M.   +5 more
core  

Level density and thermal properties in rare earth nuclei

open access: yes, 2000
A convergent method to extract the nuclear level density and the gamma-ray strength function from primary gamma-ray spectra has been established. Thermodynamical quantities have been obtained within the microcanonical and canonical ensemble theory ...
A. Gilbert   +37 more
core   +1 more source

An Adaptable Approach for Successful SIEM Adoption in Companies [PDF]

open access: green, 2023
Maximilian Rosenberg   +3 more
openalex   +1 more source

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