Results 1 to 10 of about 24,288,003 (306)

Spatio- temporal analysis of pollutants in Karachi coastal water

open access: yesEQA, 2021
Karachi coast is heavily polluted due to the regular discharge of domestic and industrial effluents. The present study discloses the occurrence and distribution of anthropogenic pollutants in samples collected from ten different places along the ...
Rabia Majeed   +4 more
doaj   +1 more source

On Robustness for Spatio-Temporal Data

open access: yesMathematics, 2022
The spatio-temporal variogram is an important factor in spatio-temporal prediction through kriging, especially in fields such as environmental sustainability or climate change, where spatio-temporal data analysis is based on this concept.
Alfonso García-Pérez
doaj   +1 more source

STO2Vec: A Multiscale Spatio-Temporal Object Representation Method for Association Analysis

open access: yesISPRS International Journal of Geo-Information, 2023
Spatio-temporal association analysis has attracted attention in various fields, such as urban computing and crime analysis. The proliferation of positioning technology and location-based services has facilitated the expansion of association analysis ...
Nanyu Chen   +4 more
doaj   +1 more source

Short-Time Prediction Model for Urban Traffic Flow Based on Joint Spatio-Temporal Learning [PDF]

open access: yesJisuanji gongcheng, 2023
A joint spatio-temporal analysis can reflect the changing pattern of a studied object in the spatio-temporal dimension, which is significant for revealing the spatio-temporal interactions and mechanisms of regional processes.With a focus on joint spatio ...
GE Yuran, FU Qiang
doaj   +1 more source

Similarity Algorithm of Spatio-temporal Data Based on Trend Surface and SSIM [PDF]

open access: yesJisuanji gongcheng, 2018
Aiming at the problem of spatio-temporal data similarity evaluation with fixed spatial position and trend of attribute value trend,based on the Biharmonic spline to establish the trend surface,a new spatio-temporal data similarity algorithm is proposed ...
LI Jianxun,TONG Rui,ZHANG Yongjin,TANG Zihao
doaj   +1 more source

Evaluating the temporal and spatio-temporal niche partitioning between carnivores by different analytical method in northeastern Japan

open access: yesScientific Reports, 2022
Temporal and spatio-temporal niche partitioning is an important strategy for carnivore coexistence. Camera-trap data has been analyzed through several methods to assess the temporal and spatio-temporal niche partitioning.
Ryoga Watabe   +2 more
doaj   +1 more source

Multi-Modal Spatio-Temporal Knowledge Graph of Ship Management

open access: yesApplied Sciences, 2023
In modern maritime activities, the quality of ship communication directly impacts the safety, efficiency, and economic viability of ship operations. Therefore, predicting and analyzing ship communication status has become a crucial task to ensure the ...
Yitao Zhang   +7 more
doaj   +1 more source

Spatio-Temporal Relevance Classification from Geographic Texts Using Deep Learning

open access: yesISPRS International Journal of Geo-Information, 2023
The growing proliferation of geographic information presents a substantial challenge to the traditional framework of a geographic information analysis and service.
Miao Tian   +7 more
doaj   +1 more source

A Convolution Neural Network-Based Representative Spatio-Temporal Documents Classification for Big Text Data

open access: yesApplied Sciences, 2022
With the proliferation of mobile devices, the amount of social media users and online news articles are rapidly increasing, and text information online is accumulating as big data.
Byoungwook Kim   +3 more
doaj   +1 more source

Trend and high risk clusters for the occurrence of congenital anomalies in the State of Mato Grosso, Brazil (2008-2019) [PDF]

open access: yesRevista Brasileira de Saúde Materno Infantil
Objectives: to analyze the spatiotemporal dynamics of the prevalence of congenital anomalies in in cities of Mato Grosso (MT), in the Mid-West of Brazil, from 2008 to 2019. Methods: an ecological study of cases in MT during the period from 2008 to 2019.
Bruna Rayeli Groth   +9 more
doaj   +1 more source

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