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A review on spatial data mining techniques
2016
International Journal of Latest Trends in Engineering and Technology
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It can be done in four ways: Hierarchical Method Partitioning Method Density Based Grid Based 2) Classification: It is basically use to identifying the set of objects or categorized them in specific ...
It also provides plotting and partitioning for abstract functions. This has been tested on many networks like Roads Network, Scatter Plot, Frequency Heat Map, Satellite Data and Vectorized Map. ...
doi:10.21172/1.81.071
fatcat:ofu5rmbtnvetvne44xsa6dmxla
PIGEON: Predicting Image Geolocations
[article]
2024
arXiv
pre-print
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2023 pre-print arXiv:2307.05845v4 fatcat:mm2g5t2s7je5nbch47ebea6tniOther Versions
We also develop a bot and deploy PIGEON in a blind experiment against humans, ranking in the top 0.01% of players. ...
Although approaches based on vision transformers have made significant progress in geolocalization accuracy, success in prior literature is constrained to narrow distributions of images of landmarks, and ...
Geocell partitioning With image geolocalization framed as a classification problem, the chosen method of partitioning the world into geographical classes, or "geocells", can have an enormous effect on ...
arXiv:2307.05845v5
fatcat:3wgorz5lsja7vf6ba6szul7sw4
Geo-spatial Big Data Mining Techniques
2016
International Journal of Computer Applications
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As stated in literature by several authors, there has been literally big-bang explosion in data acquired in recent times. This is especially so about the geographical or geospatial data. ...
This is still a very actively evolving field. There will be no surprise if some new techniques are published before this article appears in print. ...
For boundary intersecting objects, taking multiple assignments based approach, in which objects are replicated and assigned to each intersecting tile, a model is proposed as follows: 1. ...
doi:10.5120/ijca2016908542
fatcat:75dfyt5xb5c7zihg3xw6a667vi
Oligo-Miocene radiation within South-west Pacific arc terranes underpinned repeated upstream continental dispersals in pigeons (Columbiformes)
2023
Biological Journal of the Linnean Society
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Here, we investigate insular diversification and upstream dispersal dynamics of pigeons (Columbiformes) within the Indo-Australian Archipelago using a supermatrix fossil-calibrated phylogeny and model-based ...
AbstractUpstream colonizations from islands to continents have played an important role in two major global bird radiations: the oscine passerines and the pigeons. ...
ACKNOWLEDGEMENTS We thank Trevor Worthy for his advice on the age and placement of key pigeon fossils. We also thank the two anonymous reviewers for their constructive comments. ...
doi:10.1093/biolinnean/blad003
fatcat:ic5h3o7sevagrltptvf4tqjaay
Rethinking the ABCs: Agent-Based Models and Complexity Science in the age of Big Data, CyberGIS, and Sensor Networks - Proceedings of GIScience 2016 Workshop on Agent-Based Models and Complexity Science
2016
Zenodo
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in geography in a Big Data Era. ...
A broad scope of concepts and methodologies from complexity science – including Agent-Based Models, Cellular Automata, network theory, chaos theory, and scaling relations – has contributed to a better ...
Each user is assigned to a home county, and mention tweets are added into a flow bin based on the home counties of the recipient and sender of each mention. ...
doi:10.5281/zenodo.2566631
fatcat:2gd46krddrbhfe3y5nx24e7w64
TAREEG
2014
Proceedings of the 22nd ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems - SIGSPATIAL '14
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TAREEG employs MapReduce-based techniques to make it efficient and easy to extract Open-StreetMap data in a standard form with minimal effort. ...
This paper presents TAREEG; a web-service that makes real spatial data, from anywhere in the world, available at the fingertips of every researcher or individual. ...
As done in step 4, the result is filtered based on relation ID to split dangled ways from ways assigned to relations. ...
doi:10.1145/2666310.2666403
dblp:conf/gis/AlarabiEAM14
fatcat:c2iw7cza3vf2bhqhmxs4iosjoq
Movement beyond the snapshot – Dynamic analysis of geospatial lifelines
2007
Computers, Environment and Urban Systems
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Walker) † This paper is an enhanced and fully reviewed version of a paper that initially appeared in Abstract Geographical Information Science is challenged by an unprecedented increase in the availability ...
In this respect we propose a dynamic perspective to analysis which, in contrast to summary trajectory statistics on speed, motion azimuth or sinuosity, that refers to the variability of motion properties ...
Preliminary analysis may result in a partition of the lifeline in delimited episodes, each represented by a movement descriptor d eps = d[t begin , …, t end ]. • total ("global" Computing instantaneous ...
doi:10.1016/j.compenvurbsys.2007.08.002
fatcat:ux7iz6zuhzbn3fe2dvcxrtrt7m
Hitchhiking into the future on a fly: Toward a better understanding of phoresy and avian louse evolution (Phthiraptera) by screening bird carcasses for phoretic lice on hippoboscid flies (Diptera)
2022
Systematic Entomology
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In order to generate new records, we developed a protocol based on screening bird carcasses sourced with the help of citizen scientists. ...
A second new case of phoresy enhanced a large interaction network dominated by Ornithophila metallica (Schiner), a cosmopolitan and polyphagous hippoboscid fly species. ...
The networks are so sizable because many hippoboscid flies visit a very large number of hosts and have wide geographic distributions (Bequaert, 1953) . ...
doi:10.1111/syen.12539
fatcat:iunmmu7fond6pmmk272niayq6a
Riding into the future on a fly: toward a better understanding of phoresy and avian lice evolution (Phthiraptera) by screening bird carcasses for phoretic lice on hippoboscid flies (Diptera)
[article]
2021
bioRxiv
pre-print
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In order to generate new records, we then developed a new protocol based on screening bird carcasses sourced by citizen scientists. ...
A second new case of phoresy enhances a large interaction network dominated by Ornithophila metallica, a cosmopolitan and polyphagous hippoboscid fly species. ...
The research was supported by a Ministry of Education grant on biodiversity discovery (R-154-000-A22-112). ...
doi:10.1101/2021.11.02.466376
fatcat:oi3tjequvbfqlfbazwdcbtrwlm
Soil Microbial Composition and Structure Allow Assessment of Biological Product Effectiveness and Crop Yield Prediction
[article]
2021
bioRxiv
pre-print
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geographical regions in the United States. ...
conditions and will ultimately result in increased crop yield. ...
Specifically, for the co-227 exclusion and co-occurrence bacterial networks, we calculated the modularity (a measure of the 228 strength of partitioning of a network into modules) and transitivity (measure ...
doi:10.1101/2021.02.09.430373
fatcat:6jcsz3qjtnc7vjkce6qwnw23ee
Multigenic phylogeographic divergence in the paleoendemic southern Appalachian opilionid Fumontana deprehendor Shear (Opiliones, Laniatores, Triaenonychidae)
2008
Molecular Phylogenetics and Evolution
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Bayesian phylogenetic analyses of these independent data sets reveal congruent genealogical patterns, with all data partitioning and combination strategies consistently recovering five allopatric, geographically ...
The geographic distribution of these clades corresponds to patterns seen in other upland taxa of the region, possibly indicating coincident vicariance. ...
Fred Coyle, Steve Perlaky, and the Abbott family provided excellent accommodations while in the field. Funding was provided by a U.S. Fish and Wildlife Service grant (agreement 401814G013) to M. ...
doi:10.1016/j.ympev.2007.10.013
pmid:18053750
fatcat:6qwmineb3jhjxn3uksyvzknj5u
An Efficient Partitioning Technique in SpatialHadoop
2018
International Journal of Intelligent Computing and Information Sciences
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However, the design of a proficient and powerful indexing technique is stay as a major challenge. This paper presents a novel partitioning technique in SpatialHadoop. ...
It has a better performance compared to other partitioning techniques. ...
For the second, in local indexing stage, a local index structure is built upon the data contents of each partition. Here, records assigned to each partition are entered to a reduce function. ...
doi:10.21608/ijicis.2018.15893
fatcat:apt7v7fmivglfotivmvwm27miu
Seed-dispersal networks on the Canaries and the Galápagos archipelagos: interaction modules as biogeographical entities
2015
Global Ecology and Biogeography
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Most key network species are native and have a favourable conservation status. ...
) and constructed a backbone phylogeny for the analyses. ...
This study is framed within a biodiversity project in the Galápagos Islands, financed by BBVA Foundation (Spain) and by projects CGL2012-C02-01 and CGL2013-44386-P financed by Ministerio de Economía y ...
doi:10.1111/geb.12315
fatcat:jd36ogm44vcdllmuothykn4ldi
Spatial Variability in Streambed Microbial Community Structure across Two Watersheds
2021
Microbiology spectrum
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Microorganisms in streams drive many biogeochemical reactions of global significance, including nutrient cycling and energy flow; yet, the mechanisms responsible for the distribution and composition of ...
We sampled sediments from multiple streams in two watersheds (Neversink River [New York] and White Clay Creek [WCC; Pennsylvania] watersheds) and measured microbial biomass and total microbial and bacterial ...
ACKNOWLEDGMENTS Sherman Roberts, Michael Gentile, and Laura Zgleszewski (Stroud Water Research Center, Avondale, PA), and Janna Brown (University of Alabama, Tuscaloosa, AL) assisted in sample collection ...
doi:10.1128/spectrum.01972-21
pmid:34908462
pmcid:PMC8672884
fatcat:7mw3ykrvvbemliawykxlb2cmse
MtDNA genetic diversity and structure of Eurasian Collared Dove (Streptopelia decaocto)
2018
PLoS ONE
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Two groups were also separated in the median-joining network and the maximum likelihood tree. ...
The present results provide the first information on the genetic diversity and structure of the Eurasian Collared Dove, and can thereby serve as a factual and comparative basis for similar studies in the ...
Acknowledgments The authors would like to thank Hervé Bidault, Anthony Levesque and many other ornithologists, bird-watchers and researchers for their help in sample collecting. We thank Dr. ...
doi:10.1371/journal.pone.0193935
pmid:29518164
pmcid:PMC5843281
fatcat:5ttev4viargfbjeu3dqcwqkyvu
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