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203 Results Found

  • Article
  • Open Access
3 Citations
3,237 Views
33 Pages

Enriched Finite Element Method Based on Interpolation Covers for Structural Dynamics Analysis

  • Qiyuan Gu,
  • Hongju Han,
  • Guo Zhou,
  • Fei Wu and ,
  • Zegang Ju,
  • Man Hu,
  • Daliang Chen and
  • Yaodong Hao
  • + 3 authors+ 0 author

This work proposes a novel enriched finite element method (E-FEM) for structural dynamics analysis. We developed the enriched 3-node triangular and 4-node tetrahedral displacement-based elements (T-elements). The standard linear shape functions of th...

(This article belongs to the Special Issue Noise and Vibration Control in Dynamic Systems)
  • Article
  • Open Access

2 November 2026

This paper aims to analyze the performances of the interpolation covers method in the enrichment of a standard four-node quadrilateral finite element (FE) solution. The interpolation covers (IC) method has shown to be efficient in the local enrichmen...

(This article belongs to the Special Issue Advances in Computation and Modeling of Materials Mechanics (2nd Edition))
  • Article
  • Open Access
58 Citations
4,832 Views
21 Pages

30 January 2022

In this paper, a novel enriched three-node triangular element with the augmented interpolation cover functions is proposed based on the original linear triangular element for two-dimensional solids. In this enriched triangular element, the augmented...

(This article belongs to the Special Issue Recent Advances in Numerical Methods for Scientific and Engineering Applications)
  • Article
  • Open Access
4 Citations
2,630 Views
12 Pages

20 April 2022

A novel enriched finite element method (EFEM) was employed to analyze the transient wave propagation problems. In the present method, the traditional finite element approximation was enriched by employing the appropriate interpolation covers. We math...

(This article belongs to the Special Issue Recent Advances in Numerical Methods for Scientific and Engineering Applications)
  • Article
  • Open Access
19 Citations
3,958 Views
19 Pages

A Conditional Probability Interpolation Method Based on a Space-Time Cube for MODIS Snow Cover Products Gap Filling

  • Siyong Chen,
  • Xiaoyan Wang,
  • Hui Guo,
  • Peiyao Xie and ,
  • Jian Wang and
  • Xiaohua Hao
  • + 1 author+ 0 author

31 October 2020

Seasonal snow cover is closely related to regional climate and hydrological processes. In this study, Moderate Resolution Imaging Spectroradiometer (MODIS) daily snow cover products from 2001 to 2018 were applied to analyze the snow cover variation i...

  • Article
  • Open Access
3 Citations
3,461 Views
23 Pages

A Solution Procedure to Improve 3D Solid Finite Element Analysis with an Enrichment Scheme

  • Hyung-Gyu Choi,
  • Young Il Byun,
  • Chul Ki Song,
  • Martin B.G. Jun and ,
  • Chaemin Lee and
  • San Kim
  • + 1 author+ 0 author

14 June 2023

This paper presents a novel and efficient solution procedure to improve 3D solid finite element analysis with an enrichment scheme. To this end, we employ finite elements enriched by polynomial cover functions, which can expand their solution space w...

(This article belongs to the Special Issue Finite Element Methods for Structural, Linear and Nonlinear Mechanical Problems)
  • Article
  • Open Access
9 Citations
4,218 Views
16 Pages

4 June 2020

Carbon sequestration and storage are among the most important ecosystem services provided by tropical forests. Improving the accuracy of the carbon mapping of tropical forests has always been a challenge, particularly in countries and regions with li...

(This article belongs to the Section Forest Inventory, Modeling and Remote Sensing)
  • Article
  • Open Access
37 Citations
8,080 Views
25 Pages

A Decision Tree Approach for Spatially Interpolating Missing Land Cover Data and Classifying Satellite Images

  • Jacinta Holloway,
  • Kate J. Helmstedt,
  • Kerrie Mengersen and
  • Michael Schmidt

31 July 2019

Sustainable Development Goals (SDGs) are a set of priorities the United Nations and World Bank have set for countries to reach in order to improve quality of life and environment globally by 2030. Free satellite images have been identified as a key r...

(This article belongs to the Section Remote Sensing Image Processing)
  • Article
  • Open Access
52 Citations
5,172 Views
15 Pages

29 November 2021

Knowledge of the relationship between soil sampling density and spatial autocorrelation with interpolation accuracy allows more time- and cost-efficient spatial analysis. Previous studies produced contradictory observations regarding this relationshi...

(This article belongs to the Special Issue Geoinformatics Application in Agriculture)
  • Article
  • Open Access
4 Citations
2,541 Views
20 Pages

1 May 2023

In this era of rapid information exchange in public networks, there is a risk to information security. Data hiding is an important technique for privacy protection. Image interpolation is an important data-hiding technique in image processing. This s...

(This article belongs to the Special Issue Entropy Based Data Hiding and Its Applications)
  • Article
  • Open Access
25 Citations
6,651 Views
13 Pages

23 September 2013

The paper discusses methods of evaluating thermodynamic properties of landscape cover based on multi-spectral measurements by the Landsat satellites. Authors demonstrate how these methods could be used for studying functionality of landscapes and for...

(This article belongs to the Special Issue Exergy: Analysis and Applications)
  • Article
  • Open Access
27 Citations
6,910 Views
22 Pages

10 June 2020

Soil texture is a vital criterion in most cropland suitability analyses, so an accurate method for the delineation of soil texture suitability zones is necessary. In this study, an automated method was developed and evaluated for the delineation of t...

(This article belongs to the Section Innovative Cropping Systems)
  • Article
  • Open Access
17 Citations
4,263 Views
13 Pages

4 November 2019

Global Navigation Satellite System (GNSS) signals arrive at the Earth in a nonlinear and slightly curved way due to the refraction effect caused by the troposphere. The troposphere delay of the GNSS signal consists of hydrostatic and wet parts. In pa...

(This article belongs to the Section Earth Sciences)
  • Article
  • Open Access
7 Citations
4,720 Views
16 Pages

A GRID-Based Spatial Interpolation Method as a Tool Supporting Real Estate Market Analyses

  • Agnieszka Szczepańska,
  • Dariusz Gościewski and
  • Małgorzata Gerus-Gościewska

The spatial distribution of prices is closely linked with the urban real estate market. Property prices are one of the key indicators of economic activity because they influence economic decisions. Decision-makers and consumers often need information...

  • Article
  • Open Access
6 Citations
4,217 Views
24 Pages

25 April 2023

Odor management plans indicate the need to identify odor sources in waste management facilities. Finding the right tool for this type of task is a key element. This article covers a new approach for odor quantification and source identification at a...

(This article belongs to the Special Issue The Innovative Instruments and Technologies Within Sustainable Strategies in the Management Processes and Air and Climate Protection)
  • Article
  • Open Access
72 Citations
10,090 Views
18 Pages

Mapping Urban Environmental Noise Using Smartphones

  • Jinbo Zuo,
  • Hao Xia,
  • Shuo Liu and
  • Yanyou Qiao

13 October 2016

Noise mapping is an effective method of visualizing and accessing noise pollution. In this paper, a noise-mapping method based on smartphones to effectively and easily measure environmental noise is proposed. By using this method, a noise map of an e...

(This article belongs to the Special Issue Advanced Algorithms for Mobile Sensing: from Wireless Sensor Networks to Mobile Crowd Sensing)
  • Article
  • Open Access
19 Citations
5,003 Views
15 Pages

Improving Meteorological Input for Surface Energy Balance System Utilizing Mesoscale Weather Research and Forecasting Model for Estimating Daily Actual Evapotranspiration

  • Dakang Wang,
  • Yulin Zhan,
  • Tao Yu,
  • Yan Liu and ,
  • Xiaomei Jin,
  • Xinyu Ren,
  • Xinran Chen and
  • Qixin Liu
  • + 3 authors+ 0 author

18 December 2019

Using Surface Energy Balance System (SEBS) to estimate actual evapotranspiration (ET) on a regional scale generally uses gridded meteorological data by interpolating data from meteorological stations with mathematical interpolation. The heterogeneity...

(This article belongs to the Special Issue Evaluating Hydrological Responses to Climate Change)
  • Article
  • Open Access
28 Citations
9,800 Views
22 Pages

The Evaluation of the Accuracy of Interpolation Methods in Crafting Maps of Physical and Hydro-Physical Soil Properties

  • Dušan Igaz,
  • Karol Šinka,
  • Peter Varga,
  • Gréta Vrbičanová and ,
  • Elena Aydın and
  • Andrej Tárník
  • + 1 author+ 0 author

17 January 2021

The goal of this study was the spatial processing and showcasing selected soil properties (available water capacity, total organic carbon content and the content of clay fraction <0.001 mm) in the Nitra River Basin (Slovakia) via the usage and the...

(This article belongs to the Section Water, Agriculture and Aquaculture)
  • Case Report
  • Open Access
50 Citations
8,091 Views
21 Pages

Testing Different Interpolation Methods Based on Single Beam Echosounder River Surveying. Case Study: Siret River

  • Maxim Arseni,
  • Mirela Voiculescu,
  • Lucian Puiu Georgescu,
  • Catalina Iticescu and
  • Adrian Rosu

Bathymetric measurements play an important role in assessing the sedimentation rate, deposition of pollutants, erosion rate, or monitoring of morphological changes in a river, lake, or accumulation basin. In order to create a coherent and continuous...

  • Article
  • Open Access
29 Citations
11,048 Views
19 Pages

Developing Gridded Climate Data Sets of Precipitation for Greece Based on Homogenized Time Series

  • Flora Gofa,
  • Anna Mamara,
  • Manolis Anadranistakis and
  • Helena Flocas

16 May 2019

The creation of realistic gridded precipitation fields improves our understanding of the observed climate and is necessary for validating climate model output for a wide range of applications. The challenge in trying to represent the highly variable...

(This article belongs to the Special Issue From Local to Global Precipitation Dynamics and Climate Interaction)
  • Article
  • Open Access
292 Views
14 Pages

A Study on Three-Dimensional Resistivity Model Construction Based on Spherical Radial Basis Function Interpolation

  • Chong Li,
  • Yiqun Li,
  • Haiyu Ji,
  • Mingtao Jia and ,
  • Zhenjiang Luo and
  • Jun Zhang
  • + 1 author+ 0 author

4 August 2026

The spatial distribution of strata under nappe tectonic conditions is highly complex. Conventional approaches, such as dense borehole exploration or intensive in situ investigation, are often costly and difficult to implement for revealing detailed s...

  • Article
  • Open Access
70 Citations
8,410 Views
24 Pages

Interpolation Routines Assessment in ALS-Derived Digital Elevation Models for Forestry Applications

  • Antonio Luis Montealegre,
  • María Teresa Lamelas and
  • Juan De la Riva

9 July 2015

Airborne Laser Scanning (ALS) is capable of estimating a variety of forest parameters using different metrics extracted from the normalized heights of the point cloud using a Digital Elevation Model (DEM). In this study, six interpolation routines we...

  • Article
  • Open Access
17 Citations
3,549 Views
20 Pages

IDGAN: Information-Driven Generative Adversarial Network of Coverless Image Steganography

  • Chunying Zhang,
  • Xinkai Gao,
  • Xiaoxiao Liu,
  • Wei Hou and ,
  • Guanghui Yang,
  • Tao Xue,
  • Liya Wang and
  • Lu Liu
  • + 3 authors+ 0 author

Traditional image steganography techniques complete the steganography process by embedding secret information into cover images, but steganalysis tools can easily detect detectable pixel changes that lead to the leakage of confidential information. T...

(This article belongs to the Section Artificial Intelligence)
  • Article
  • Open Access
50 Citations
6,839 Views
25 Pages

Comparison of Cloud-Filling Algorithms for Marine Satellite Data

  • Andy Stock,
  • Ajit Subramaniam,
  • Gert L. Van Dijken,
  • Lisa M. Wedding and ,
  • Kevin R. Arrigo,
  • Matthew M. Mills,
  • Mary A. Cameron and
  • Fiorenza Micheli
  • + 3 authors+ 0 author

12 October 2020

Marine remote sensing provides comprehensive characterizations of the ocean surface across space and time. However, cloud cover is a significant challenge in marine satellite monitoring. Researchers have proposed various algorithms to fill data gaps...

(This article belongs to the Section Ocean Remote Sensing)
  • Article
  • Open Access
78 Citations
12,338 Views
18 Pages

Estimating Temperature Fields from MODIS Land Surface Temperature and Air Temperature Observations in a Sub-Arctic Alpine Environment

  • Scott N. Williamson,
  • David S. Hik,
  • John A. Gamon,
  • Jeffrey L. Kavanaugh and
  • Gwenn E. Flowers

24 January 2014

Spatially continuous satellite infrared temperature measurements are essential for understanding the consequences and drivers of change, at local and regional scales, especially in northern and alpine environments dominated by a complex cryosphere wh...

(This article belongs to the Special Issue Cryospheric Remote Sensing)
  • Article
  • Open Access
2 Citations
5,923 Views
12 Pages

20 December 2019

In computed tomography (CT), metal implants increase the inconsistencies between the measured data and the linear assumption of the Radon transform made by the analytic CT reconstruction algorithm. The inconsistencies appear in the form of dark and b...

(This article belongs to the Special Issue Computer-aided Biomedical Imaging 2020: Advances and Prospects)
  • Article
  • Open Access
3 Citations
1,518 Views
23 Pages

Evaluation of Gap-Filling Methods for Inland Water Color Remote Sensing Data: A Case Study in Lake Taihu

  • Yunrui Si,
  • Ming Shen,
  • Zhigang Cao,
  • Zhiqiang Qiu and ,
  • Chen Yang,
  • Haochuan Yin and
  • Hongtao Duan
  • + 2 authors+ 0 author

27 November 2025

Satellite remote sensing is an important approach for monitoring lake water environments. However, in regions with frequent cloud and rainfall, optical remote sensing imagery often suffers from extensive data gaps caused by cloud cover, rainfall, and...

(This article belongs to the Section Remote Sensing in Geology, Geomorphology and Hydrology)
  • Article
  • Open Access
10 Citations
3,748 Views
25 Pages

1 May 2020

Geographical constraints limit the number and placement of gauges, especially in mountainous regions, so that rainfall values over the ungauged regions are generally estimated through spatial interpolation. However, spatial interpolation easily misse...

(This article belongs to the Section Remote Sensing in Geology, Geomorphology and Hydrology)
  • Article
  • Open Access
5 Citations
4,060 Views
23 Pages

13 April 2023

ArcticDEM provides the public with an unprecedented opportunity to access very high-spatial resolution digital elevation models (DEMs) covering the pan-Arctic surfaces. As it is generated from stereo-pairs of optical satellite imagery, ArcticDEM repr...

(This article belongs to the Special Issue 3D Information Recovery and 2D Image Processing for Remotely Sensed Optical Images)
  • Article
  • Open Access
2 Citations
1,799 Views
24 Pages

12 September 2025

Arid mountainous regions are vulnerable to extreme hydrological events such as floods and droughts. Providing accurate and continuous rainfall records with no gaps is crucial for effective flood mitigation and water resource management in these and d...

(This article belongs to the Section Hydrology)
  • Article
  • Open Access
415 Views
30 Pages

2 August 2026

Accurate characterization of vineyard-scale climate is essential for understanding grapevine development, yield formation, and wine quality. However, climate analyses in viticulture are still largely based on interpolated macroclimate datasets, which...

(This article belongs to the Section Climatology)
  • Article
  • Open Access
2 Citations
3,738 Views
15 Pages

An Analytical Method for Tensor Visualization in a Plane

  • Tomáš Stejskal,
  • Jozef Svetlík and
  • Jozef Dobránsky

25 January 2022

The rendering of tensor glyphs is a progressive process of visualizing the vector space both in fluid dynamics and the latest medical scanning. Nowadays, the rendering accuracy is ensured by numerical methods based on interpolation of tensor function...

(This article belongs to the Special Issue Advances in Computer-Aided Technology)
  • Article
  • Open Access
13 Citations
4,493 Views
19 Pages

Application of Nonhydraulic Delineation Method of Flood Hazard Areas Using LiDAR-Based Data

  • J. Carl Ureta,
  • Hamdi A. Zurqani,
  • Christopher J. Post,
  • Joan Ureta and
  • Marzieh Motallebi

Fluvial dynamics are an important aspect of land-use planning as well as ecosystem conservation. Lack of floodplain and flood inundation maps can cause severe implication on land-use planning and development as well as in disaster management. However...

(This article belongs to the Section Hydrogeology)
  • Article
  • Open Access
42 Citations
11,194 Views
32 Pages

An Assessment of Methods and Remote-Sensing Derived Covariates for Regional Predictions of 1 km Daily Maximum Air Temperature

  • Benoit Parmentier,
  • Brian McGill,
  • Adam M. Wilson,
  • James Regetz and ,
  • Walter Jetz,
  • Robert P. Guralnick,
  • Mao-Ning Tuanmu,
  • Natalie Robinson and
  • Mark Schildhauer
  • + 4 authors+ 0 author

16 September 2014

The monitoring and prediction of biodiversity and environmental changes is constrained by the availability of accurate and spatially contiguous climatic variables at fine temporal and spatial grains. In this study, we evaluate best practices for ge...

  • Article
  • Open Access
73 Citations
9,134 Views
14 Pages

18 July 2019

Wearable physiological monitors have become increasingly popular, often worn during people’s daily life, collecting data 24 hours a day, 7 days a week. In the last decade, these devices have attracted the attention of the scientific community a...

(This article belongs to the Special Issue Data Analytics and Applications of the Wearable Sensors in Healthcare)
  • Article
  • Open Access
6 Citations
2,731 Views
34 Pages

7 October 2025

Land Surface Temperature (LST) is a critical variable for understanding land–atmosphere interactions and is widely applied in urban heat monitoring, evapotranspiration estimation, near-surface air temperature modeling, soil moisture assessment,...

  • Article
  • Open Access
14 Citations
4,829 Views
26 Pages

High-Resolution Precipitation Modeling in Complex Terrains Using Hybrid Interpolation Techniques: Incorporating Physiographic and MODIS Cloud Cover Influences

  • Karam Alsafadi,
  • Shuoben Bi,
  • Bashar Bashir,
  • Ehsan Sharifi and ,
  • Abdullah Alsalman,
  • Amit Kumar and
  • Shamsuddin Shahid
  • + 2 authors+ 0 author

5 May 2023

The inclusion of physiographic and atmospheric influences is critical for spatial modeling of orographic precipitation in complex terrains. However, attempts to incorporate cloud cover frequency (CCF) data when interpolating precipitation are limited...

(This article belongs to the Special Issue Advancement of Remote Sensing in Regional Climate Modeling: Observations, Mechanisms, and Projections)
  • Article
  • Open Access
22 Citations
8,486 Views
17 Pages

Soil moisture (SM) plays a key role in many environmental processes and has a high spatial and temporal variability. Collecting sample SM data through field surveys (e.g., for validation of remote sensing-derived products) can be very expensive and t...

  • Article
  • Open Access
2,409 Views
26 Pages

25 January 2021

In this note, we propose a new construction of cyclotomic p-adic L-functions that are attached to classical modular cuspidal eigenforms. This allows for us to cover most known cases to date and provides a method which is amenable to generalizations t...

(This article belongs to the Special Issue New Developments in Number Theory)
  • Feature Paper
  • Article
  • Open Access
67 Citations
17,694 Views
19 Pages

20 December 2017

Temperature time series with high spatial and temporal resolutions are important for several applications. The new MODIS Land Surface Temperature (LST) collection 6 provides numerous improvements compared to collection 5. However, being remotely sens...

(This article belongs to the Section Remote Sensing Image Processing)
  • Data Descriptor
  • Open Access
3 Citations
4,515 Views
12 Pages

Spatial Interpolation of Air Pollutant and Meteorological Variables in Central Amazonia

  • Renato Okabayashi Miyaji,
  • Felipe Valencia de Almeida,
  • Lucas de Oliveira Bauer,
  • Victor Madureira Ferrari and ,
  • Pedro Luiz Pizzigatti Corrêa,
  • Luciana Varanda Rizzo and
  • Giri Prakash
  • + 2 authors+ 0 author

30 November 2021

The Amazon Rainforest is highlighted by the global community both for its extensive vegetation cover that constantly suffers the effects of anthropic action and for its substantial biodiversity. This dataset presents data of meteorological variables...

  • Article
  • Open Access
1 Citations
1,873 Views
17 Pages

20 August 2024

When aimed at minimizing both the classification error and the number of selected features, feature selection can be treated as a bi-objective optimization problem suitable for solving with multi-objective evolutionary algorithms (MOEAs). However, tr...

  • Article
  • Open Access
17 Citations
5,114 Views
19 Pages

Quantitative Remote Sensing of Metallic Elements for the Qishitan Gold Polymetallic Mining Area, NW China

  • Gong Cheng,
  • Huikun Huang,
  • Huan Li,
  • Xiaoqing Deng and ,
  • Rehan Khan,
  • Landry SohTamehe,
  • Asad Atta,
  • Xuechong Lang and
  • Xiaodong Guo
  • + 4 authors+ 0 author

28 June 2021

The recent development in remote sensing imagery and the use of remote sensing detection feature spectrum information together with the geochemical data is very useful for the surface element quantitative remote sensing inversion study. This aim of t...

(This article belongs to the Special Issue Surface Mineral Allocation and Lithological Mapping Based on Remote Sensing)
  • Article
  • Open Access
2 Citations
2,281 Views
39 Pages

10 December 2024

This work explores the numerical translation of the weak or integral solution of nonlinear partial differential equations into a numerically efficient, time-evolving scheme. Specifically, we focus on partial differential equations separable into a qu...

(This article belongs to the Section Analysis of Algorithms and Complexity Theory)
  • Article
  • Open Access
13 Citations
4,763 Views
15 Pages

18 December 2019

Red spicy pepper is traditionally considered as the fundamental ingredient for multiple authentic products of Eastern Croatia. The objectives of this study were to: (1) evaluate the optimal interpolation method necessary for modeling of criteria laye...

  • Article
  • Open Access
2 Citations
2,936 Views
27 Pages

Differential Law and Influencing Factors of Groundwater Depth in the Key Agricultural and Pastoral Zones Driven by the Minimum Hydrological Response Unit

  • Teng Niu,
  • Jiaxin Yu,
  • Depeng Yue,
  • Qiang Yu and ,
  • Yahui Hu,
  • Qianqian Long,
  • Song Li and
  • Xueqing Mao
  • + 3 authors+ 0 author

13 October 2020

The water cycle in the key agricultural and pastoral zones (KAPZs) is an important factor for maintaining the stability of the ecosystem. Groundwater collection and lateral seepage are indispensable parts of the water cycle, and it is difficult to mo...

(This article belongs to the Special Issue Advances in Geohydrology: Methods and Applications)
  • Article
  • Open Access
463 Views
28 Pages

Diffusion-model-based coverless image steganography provides a promising way to hide visual information through generative models without modifying an existing cover image. However, existing methods still face two limitations: the semantics of the se...

  • Article
  • Open Access
19 Citations
4,949 Views
24 Pages

Statistical Assessment of Some Interpolation Methods for Building Grid Format Digital Bathymetric Models

  • Pier Paolo Amoroso,
  • Fernando J. Aguilar,
  • Claudio Parente and
  • Manuel A. Aguilar

14 April 2023

As far as the knowledge of the seabed is concerned, both for safe navigation and for scientific research, 3D models, particularly digital bathymetric models (DBMs), are nowadays of fundamental importance. This work aimed to evaluate the quality of DB...

(This article belongs to the Special Issue Advances in Positioning, Navigation and 3D Mapping of Underwater Environments)
  • Article
  • Open Access
10 Citations
5,954 Views
15 Pages

Use of Multiple Low Cost Carbon Dioxide Sensors to Measure Exhaled Breath Distribution with Face Mask Type and Wearing Behaviour

  • Naveed Salman,
  • Muhammad Waqas Khan,
  • Michael Lim,
  • Amir Khan and ,
  • Andrew H. Kemp and
  • Catherine J. Noakes
  • + 1 author+ 0 author

16 September 2021

The use of cloth face coverings and face masks has become widespread in light of the COVID-19 pandemic. This paper presents a method of using low cost wirelessly connected carbon dioxide (CO2) sensors to measure the effects of properly and improperly...

(This article belongs to the Special Issue Multi-Sensor for Human Activity Recognition)
  • Article
  • Open Access
1 Citations
1,596 Views
23 Pages

Geological Modelling of Urban Environments Under Data Uncertainty

  • Charalampos Ntigkakis,
  • Stephen Birkinshaw and
  • Ross Stirling

5 November 2025

Geological models form the basis for scientific investigations of both the surface and subsurface of urban environments. Urban cover, however, usually prohibits the collection of new subsurface data. Therefore, models depend on existing subsurface da...

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