Results 121 to 130 of about 1,499,908 (295)

Recognizing Mixing Patterns of Urban Agglomeration Based on Complex Network Assortativity Coefficient: A Case Study in China

open access: yesApplied Sciences
Understanding mixing patterns in urban networks is crucial for exploring the connectivity relationships between nodes and revealing the connection tendencies.
Kaiqi Zhang, Lujin Jia, Sheng Xu
doaj   +1 more source

Artificial Intelligence in Autonomous Mobile Robot Navigation: From Classical Approaches to Intelligent Adaptation

open access: yesAdvanced Intelligent Systems, EarlyView.
Artificial intelligence (AI) is reshaping autonomous mobile robot navigation beyond classical pipelines. This review analyzes how AI techniques are integrated into core navigation tasks, including path planning and control, localization and mapping, perception, and context‐aware decision‐making. Learning‐based, probabilistic, and soft‐computing methods
Giovanna Guaragnella   +5 more
wiley   +1 more source

Gate‐Align‐SED: Semi‐Supervised Sound Event Detection via Adaptive Feature Gating and Cross‐Task Alignment in Situation Awareness

open access: yesAdvanced Intelligent Systems, EarlyView.
Overview of the proposed Gate‐Align‐SED, including two stages of training: (1) Mean‐Teacher SSL Training; and (2) Enhancer Model Training. In complex real‐world environments such as disaster monitoring, effective sound event detection (SED) is often hindered by the presence of noise and limited labeled data.
Jieli Chen   +4 more
wiley   +1 more source

FLUORIDE CONCENTRATION IN THE DRINKING WATER SUPPLY SOURCES AND DISTRIBUTION NETWORK OF QOM, IRAN [PDF]

open access: yes
This study was undertaken to measure the concentration of fluoride in drinking water supplied by the distribution network in Qom City in Northcentral, Iran, and to compare it with the level of total dissolved solids (TDS) and electrical conductivity (EC).
جانگ, شهرام   +6 more
core  

Uncovering renewable energy policy impact channels on land values, the local farm structure, and farmland heterogeneity

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Germany's Renewable Energy Sources Act (REA), enacted in 2000 and subsequently amended, subsidized national renewable energy production with fixed feed‐in tariffs for renewable energy sources (RE) from wind, solar, and biogas. Empirical studies suggest that the policy was creating windfall effects for landowners and attribute farmland use ...
Lars Isenhardt   +6 more
wiley   +1 more source

Research on Regional Spatial Structure Based on the Spatiotemporal Correlation Analysis of Population Migration: A Case Study of Hubei, China

open access: yesLand
Population migration is an important indicator for measuring the interactions and connections between cities. Analyzing the spatiotemporal distribution pattern of the migration flows between cities is highly important to understanding urban development ...
Lei Sun   +5 more
doaj   +1 more source

A community‐driven approach to address substance use and create a Great Plains American Indian addiction and recovery research agenda

open access: yesAmerican Journal of Community Psychology, EarlyView.
Abstract Substance use, specifically opioid and methamphetamine use, is of increasing concern among American Indian (AI) populations in the Great Plains. This community‐driven participatory study investigated the impacts of substance use and community‐defined needs in treating addiction.
Brynn Luger   +8 more
wiley   +1 more source

The rain feels different under the same umbrella: Experiences with poverty across LGBTQ subgroups

open access: yesAmerican Journal of Community Psychology, EarlyView.
Abstract Population‐based survey data have demonstrated that LGBTQ communities report varying rates of economic insecurity, yet very little research directly assesses how pathways into and experiences with poverty look different among subgroups at the intersections of sexual orientation and gender identity (SOGI).
Bianca D. M. Wilson, Lillian Nguyen
wiley   +1 more source

Immigrant mental health, safe work, discrimination, and state policies: From racism and xenophobia to health equity

open access: yesAmerican Journal of Community Psychology, EarlyView.
Abstract An ecological model was developed to examine the pathways linking immigration state policies to physically safe work conditions and work volition, interpersonal discrimination, and mental health distress. The ecological framework was tested among two subsamples totaling 529 Latinx immigrant participants: (1) immigrants who resided in states ...
Germán A. Cadenas   +6 more
wiley   +1 more source

Home - About - Disclaimer - Privacy