{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,31]],"date-time":"2026-01-31T17:46:23Z","timestamp":1769881583863,"version":"3.49.0"},"reference-count":63,"publisher":"Springer Science and Business Media LLC","issue":"2","license":[{"start":{"date-parts":[[2018,2,19]],"date-time":"2018-02-19T00:00:00Z","timestamp":1518998400000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/www.springer.com\/tdm"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["Earth Sci Inform"],"published-print":{"date-parts":[[2018,6]]},"DOI":"10.1007\/s12145-018-0337-7","type":"journal-article","created":{"date-parts":[[2018,2,19]],"date-time":"2018-02-19T09:12:55Z","timestamp":1519031575000},"page":"287-305","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":8,"title":["An approach to DEM analysis for landform classification based on local gradients"],"prefix":"10.1007","volume":"11","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-2566-5207","authenticated-orcid":false,"given":"Sergio","family":"Camiz","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Maurizio","family":"Poscolieri","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","published-online":{"date-parts":[[2018,2,19]]},"reference":[{"key":"337_CR1","unstructured":"Abbate G, Avena GC, Blasi C., and Veri L (1981) Studio delle Tipologie Fitosociologiche del Monte Soratte e loro Contributo nella Definizione Fitogeografica dei Complessi Vegetazionali Centro-Appenninici. Collana P.F. Promozione della Qualit\u00e0 dell\u2019Ambiente AQ\/1\/125, Roma: CNR, 47 pp"},{"issue":"1","key":"337_CR2","first-page":"153","volume":"49","author":"G Abbate","year":"2006","unstructured":"Abbate G, Cavalli RM, Pascucci S, Pignatti S, Poscolieri M (2006) Relations between morphological settings and vegetation covers in a medium relief landscape of Central Italy. Ann Geophys 49(1):153\u2013165","journal-title":"Ann Geophys"},{"key":"337_CR3","doi-asserted-by":"publisher","first-page":"357","DOI":"10.1016\/j.geomorph.2003.07.024","volume":"58","author":"OA Adediran","year":"2004","unstructured":"Adediran OA, Parcharidis I, Poscolieri M, Pavlopoulos K (2004) Computer-assisted discrimination of morphological units on north-central Crete (Greece), by applying multivariate statistics to local relief gradients. Geomorphology 58:357\u2013370","journal-title":"Geomorphology"},{"key":"337_CR4","volume-title":"Computer graphics and geometric modeling: Implementation and algorithms","author":"MK Agoston","year":"2005","unstructured":"Agoston MK (2005) Computer graphics and geometric modeling: Implementation and algorithms. Springer, Berlin 959 pp"},{"key":"337_CR5","first-page":"160","volume-title":"Advanced methods of marketing research","author":"P Arabie","year":"1994","unstructured":"Arabie P, Hubert L (1994) Cluster analysis in marketing research. In: Bagozzi RJ (ed) Advanced methods of marketing research. Blackwell, Oxford, pp 160\u2013189"},{"key":"337_CR6","unstructured":"Brewer CA, Marlow KA (1993) Color Representation of Aspect and Slope simultaneously. Proceedings of Eleventh International Symposium on Computer-Assisted Cartography (Auto-Carto-11). Minneapolis (USA) 328\u2013337"},{"key":"337_CR7","first-page":"190","volume-title":"Principles of geographical information systems","author":"PA Burrough","year":"1998","unstructured":"Burrough PA, McDonnell RA (1998) Principles of geographical information systems. Oxford University Press, London, p 190"},{"key":"337_CR8","first-page":"1","volume":"3","author":"RB Calinski","year":"1974","unstructured":"Calinski RB, Harab\u00e1sz J (1974) A dendrite method for cluster analysis. Communications in Statistics 3:1\u201327","journal-title":"Communications in Statistics"},{"key":"337_CR9","unstructured":"Camiz S, Papageorgiou E, Poscolieri M, and Parcharidis I (2013) Correlation between landforms and ground deformation at Nisyros volcano (Greece), Proceedings of ESA Living Planet Symposium 2013: Edinbourgh (GB), September 9\u201313, 2013, ESA SP-722 (ISBN 978\u201392\u20139221-286-5 ISSN 1609-042X): 1\u20134"},{"key":"337_CR10","unstructured":"Camiz S, Poscolieri M (2012) Geomorphometric Maps of Volcanic Areas through Multidimensional Analyses. In: Ruzzante J et al (eds) Actas Trabajos Completos E-ICES 7, Buenos Aires, Comisi\u00f3n Nacional de Energ\u00eda At\u00f3mica (CD-ROM, ISBN 978\u2013987\u20131323-27-2): 57\u201366"},{"key":"337_CR11","doi-asserted-by":"publisher","first-page":"47","DOI":"10.1016\/j.jsames.2017.02.011","volume":"76","author":"S Camiz","year":"2017","unstructured":"Camiz S, Poscolieri M, Roverato M (2017) Geomorphometric comparative analysis of Latin-American volcanoes. J S Am Earth Sci 76:47\u201362","journal-title":"J S Am Earth Sci"},{"key":"337_CR12","first-page":"1071","volume":"37","author":"T Chiba","year":"2008","unstructured":"Chiba T, Kaneta S, Suzuki Y (2008) Red relief image map: new visualization method for three dimensional data. Int Arch Photogramm Remote Sens Spat Inf Sci 37:1071\u20131076 Available at http:\/\/www.isprs.org\/proceedings\/XXXVII\/congress\/2_pdf\/11_ThS6\/08.pdf","journal-title":"Int Arch Photogramm Remote Sens Spat Inf Sci"},{"key":"337_CR13","unstructured":"Chousianitis K (2009) Seismic source properties and ground deformation study of the broader area of Cephalonia and Zakynthos Islands using geophysical and space techniques. University of Athens (Greece), Department of Geophysics\u2013Geothermics. - PhD thesis: 280 pp. (in Greek)"},{"issue":"316","key":"337_CR14","doi-asserted-by":"publisher","first-page":"470","DOI":"10.1017\/S0003598X00096952","volume":"82","author":"BJ Devereux","year":"2008","unstructured":"Devereux BJ, Amable GS, Crow P (2008) Visualisation of LiDAR terrain models for archaeological feature detection. Antiquity 82(316):470\u2013479","journal-title":"Antiquity"},{"key":"337_CR15","first-page":"109","volume":"101","author":"R Dikau","year":"1995","unstructured":"Dikau R, Brabb EE, Mark RK, Pike RJ (1995) Morphometric landform analysis of New Mexico. Zeitschrift fur Geomorphologie Supplementband 101:109\u2013126","journal-title":"Zeitschrift fur Geomorphologie Supplementband"},{"key":"337_CR16","volume-title":"ENVI User\u2019s Guide - version 4.7","author":"ENVI","year":"2009","unstructured":"ENVI (2009) ENVI User\u2019s Guide - version 4.7. ITT Visual Information Solution, Boulder"},{"key":"337_CR17","first-page":"274","volume":"36","author":"IS Evans","year":"1980","unstructured":"Evans IS (1980) An integrated system of terrain analysis and slope mapping. Zeitschrift fur Geomorphologie Supplementband 36:274\u2013295","journal-title":"Zeitschrift fur Geomorphologie Supplementband"},{"key":"337_CR18","doi-asserted-by":"publisher","first-page":"94","DOI":"10.1016\/j.geomorph.2010.09.029","volume":"137","author":"IS Evans","year":"2012","unstructured":"Evans IS (2012) Geomorphometry and landform mapping: what is a landform? Geomorphology 137:94\u2013106","journal-title":"Geomorphology"},{"key":"337_CR19","unstructured":"Evans IS (2013) Land surface derivatives: history, calculation and further development. Nanjing (China): Proceedings of Geomorphometry 2013: 1\u20134. Available at http:\/\/geomorphometry.org\/system\/files\/Evans2013geomorphometry.pdf"},{"key":"337_CR20","doi-asserted-by":"publisher","DOI":"10.1017\/CBO9780511564345","volume-title":"Statistical analysis of circular data","author":"NI Fisher","year":"1993","unstructured":"Fisher NI (1993) Statistical analysis of circular data. Cambridge University Press, Cambridge 296 pp"},{"key":"337_CR21","first-page":"379","volume-title":"Digital terrain analysis in soil science and geology","author":"IV Florinsky","year":"2012","unstructured":"Florinsky IV (2012) Digital terrain analysis in soil science and geology. Elsevier, London, p 379"},{"key":"337_CR22","doi-asserted-by":"crossref","first-page":"272","DOI":"10.1201\/9780367805302","volume-title":"Classification","author":"AD Gordon","year":"1999","unstructured":"Gordon AD (1999) Classification. Chapman and Hall, London, p 272"},{"key":"337_CR23","doi-asserted-by":"publisher","first-page":"114","DOI":"10.1016\/j.geomorph.2011.06.001","volume":"136","author":"P Grosse","year":"2012","unstructured":"Grosse P, Van Wyk De Vries B, Euillades PA, Kervyn M, Petrinovic IA (2012) Systematic morphometric characterization of volcanic edifices using digital elevation models. Geomorphology 136:114\u2013131","journal-title":"Geomorphology"},{"key":"337_CR24","first-page":"31","volume":"101","author":"P Guth","year":"1995","unstructured":"Guth P (1995) Slope and aspect calculations on DEM. Zeitschrift f\u00fcr Geomorphologie, Neue Folge, Supplement band 101:31\u201352","journal-title":"Zeitschrift f\u00fcr Geomorphologie, Neue Folge, Supplement band"},{"key":"337_CR25","unstructured":"Hall D, Ball G (1965) Isodata: a novel method of data analysis and pattern classification. Stanford Research Institute (Ca, USA): Technical report"},{"key":"337_CR26","volume-title":"Clustering algorithms","author":"JA Hartigan","year":"1975","unstructured":"Hartigan JA (1975) Clustering algorithms. Wiley, New York"},{"key":"337_CR27","unstructured":"Hengl T, Reuter HI (eds) (2008) Geomorphometry: Concepts, Software, Applications. London, Elsevier, Developments in Soil Science 33, 772 pp"},{"issue":"1","key":"337_CR28","first-page":"65","volume":"2","author":"BKP Horn","year":"1982","unstructured":"Horn BKP (1982) Hill shading and the reflectance map. Geo-processing 2(1):65\u2013146","journal-title":"Geo-processing"},{"key":"337_CR29","doi-asserted-by":"publisher","DOI":"10.1515\/9783110844016","volume-title":"Cartographic relief presentation","author":"E Imhof","year":"1982","unstructured":"Imhof E (1982) Cartographic relief presentation. Walter de Gruyter, New York and Berlin"},{"key":"337_CR30","unstructured":"ISO (1997). Standard Fortran 95. ISOAEC 1539\u20131"},{"key":"337_CR31","doi-asserted-by":"publisher","first-page":"147","DOI":"10.1016\/j.geomorph.2012.11.005","volume":"182","author":"J Jasiewicz","year":"2013","unstructured":"Jasiewicz J, Stepinski TF (2013) Geomorphons - a pattern recognition approach to classification and mapping of landforms. Geomorphology 182:147\u2013156","journal-title":"Geomorphology"},{"key":"337_CR32","first-page":"487","volume-title":"Principal Component Analysis","author":"IT Jolliffe","year":"2002","unstructured":"Jolliffe IT (2002) Principal Component Analysis, 2nd edn. Springer, Berlin, p 487","edition":"2"},{"key":"337_CR33","first-page":"1","volume-title":"Digital terrain modelling development and applications in a policy support environment","author":"G Jordan","year":"2007","unstructured":"Jordan G (2007) Digital terrain analysis in a GIS environment. Concepts and Development. In: Peckham RJ, Jordan G (eds) Digital terrain modelling development and applications in a policy support environment. Springer, Berlin, pp 1\u201344"},{"key":"337_CR34","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-642-56927-2","volume-title":"Self-organizing maps, 3rd extended edn","author":"T Kohonen","year":"2001","unstructured":"Kohonen T (2001) Self-organizing maps, 3rd extended edn. Springer, Berlin"},{"key":"337_CR35","doi-asserted-by":"publisher","first-page":"119","DOI":"10.1016\/j.tecto.2007.08.018","volume":"444","author":"E Lagios","year":"2007","unstructured":"Lagios E, Sakkas V, Papadimitriou P, Parcharidis I, Damiata BN, Chousianitis K, Vassilopoulou S (2007) Crustal deformation in the Central Ionian Islands (Greece): Results from DGPS and DInSAR analyses (1995\u20132006). Tectonophysics 444:119\u2013145","journal-title":"Tectonophysics"},{"key":"337_CR36","volume-title":"SPAD - Syst\u00e8me Pour l\u2019Analyse des Donn\u00e9es","author":"L Lebart","year":"1999","unstructured":"Lebart L, Morineau A, Lambert T, Pleuvret P (1999) SPAD - Syst\u00e8me Pour l\u2019Analyse des Donn\u00e9es. Cisia-Ceresta, Paris"},{"key":"337_CR37","volume-title":"Statistique exploratoire multidimensionnelle","author":"L Lebart","year":"1995","unstructured":"Lebart L, Morineau A, Piron M (1995) Statistique exploratoire multidimensionnelle. Dunod, Paris 480 pp"},{"key":"337_CR38","unstructured":"Lemon J, et al (2017) Package 'plotrix' 3.7. URL = https:\/\/CRAN.R-project.org\/package=plotrix"},{"key":"337_CR39","first-page":"85","volume":"19","author":"L Lulli","year":"1988","unstructured":"Lulli L, Dowgiallo G, Brunelli L (1988) I suoli dei rilievi del M. Soratte e M. Piccolo (Lazio) e la loro influenza sulla vegetazione. Annali dell'Istituto Sperimentale per lo Studio e la Difesa del Suolo 19:85\u2013107","journal-title":"Annali dell'Istituto Sperimentale per lo Studio e la Difesa del Suolo"},{"key":"337_CR40","unstructured":"MacQueen JB (1967) Some Methods for Classification and Analysis of Multivariate Observations. Proceedings of 5-th Berkeley Symposium on Mathematical Statistics and Probability. Berkeley (USA): University of California Press"},{"key":"337_CR41","doi-asserted-by":"publisher","first-page":"432","DOI":"10.1002\/9780470316979","volume-title":"Directional statistics","author":"KV Mardia","year":"1999","unstructured":"Mardia KV, Jupp PE (1999) Directional statistics. Wiley, New York, p 432"},{"key":"337_CR42","doi-asserted-by":"publisher","first-page":"165","DOI":"10.1080\/04353676.1975.11879913","volume":"57A","author":"DM Mark","year":"1975","unstructured":"Mark DM (1975) Geomorphometric parameters: a review and evaluation. Geogr Ann 57A:165\u2013177","journal-title":"Geogr Ann"},{"issue":"2","key":"337_CR43","doi-asserted-by":"publisher","first-page":"159","DOI":"10.1007\/BF02294245","volume":"50","author":"GW Milligan","year":"1985","unstructured":"Milligan GW, Cooper MC (1985) An examination of procedures for determining the number of clusters in a data set. Psychometrika 50(2):159\u2013179","journal-title":"Psychometrika"},{"issue":"3","key":"337_CR44","doi-asserted-by":"publisher","first-page":"236","DOI":"10.1016\/j.geomorph.2007.06.003","volume":"95","author":"J Min\u00e1r","year":"2008","unstructured":"Min\u00e1r J, Evans IS (2008) Elementary forms for land surface segmentation: The theoretical basis of terrain analysis and geomorphological mapping. Geomorphology 95(3):236\u2013259","journal-title":"Geomorphology"},{"issue":"1","key":"337_CR45","first-page":"44","volume":"4","author":"PM Nishad","year":"2013","unstructured":"Nishad PM, Manicka Chezian R (2013) Various colour spaces and colour space conversion. J Glob Res Comput Sci 4(1):44\u201348","journal-title":"J Glob Res Comput Sci"},{"key":"337_CR46","doi-asserted-by":"publisher","first-page":"147","DOI":"10.1016\/0341-8162(92)90022-4","volume":"19","author":"G Onorati","year":"1992","unstructured":"Onorati G, Poscolieri M, Ventura R, Chiarini V, Crucilla U (1992) Analysis of the digital elevation model of Italy for quantitative geomorphology and structural geology. Catena 19:147\u2013178","journal-title":"Catena"},{"key":"337_CR47","unstructured":"Parcharidis I, Pavlopoulos A, and Poscolieri M (2001) Geomorphometric analysis of the Vulcano and Nysiros island: clues of the definitions of their volcanic landforms. In: Giovannelli F (ed) Proceedings of International Workshop The Bridge Between Big Bang and Biology, Stromboli, Italy, Septembner 13\u201317, 1999. Rome: CNR President\u2019s Bureau publications: 310\u2013320"},{"key":"337_CR48","unstructured":"Parmegiani N, Poscolieri M (2002) Reconstruction of historical-environmental scenario of the southern Lake Sevan Region. Part II: Landscape reconstruction on the basis of analysis of DEMs and ERS-SAR data set. In: Biscione R, Hmayakyan S, Parmegiani N (eds) The North-Eastern Frontier. Urartians and non-Urartians in the Sevan lake basin: I. the southern shores. Roma, CNR, Documenta Asiana 7: 383\u2013416"},{"key":"337_CR49","unstructured":"Parmegiani N, Poscolieri M (2003) DEM data processing for a landscape archaeology analysis (Lake Sevan, Armenia). In: Fangi G, Malinverni ES (eds) Atti dell\u2019ISPRS Workshop Vision techniques for digital architectural and archaeological archives, July 1\u20133, 2003, Ancona (Italy), The International Archives of the Phogrammetry, Remote Sensing and Spatial Information Sciences 24(5\/W12) (ISSN 1682\u20131750): 255\u2013258"},{"key":"337_CR50","doi-asserted-by":"crossref","unstructured":"Pike RJ (2002) A bibliography of terrain modelling (geomorphometry), the quantitative representation of topography. U.S. Geological Survey, Open-File Report 02\u2013465: 158 pp","DOI":"10.3133\/ofr02465"},{"key":"337_CR51","unstructured":"Poscolieri M (2010) Geomorphometry as a value added to land analysis. Proceedings of the E-ICES 5 Conference, Malarg\u00fce (Argentina), November 24\u201327, 2009. Buenos Aires (Argentina): CNEA: 236\u2013244"},{"key":"337_CR52","unstructured":"Poscolieri M, Foumelis M, Parcharidis I, Camiz S (2011) Relationship between topographic relief and ground deformation at Cephalonia island (Greece). In: Kalogirou S (ed), ECQTG 2011 - 17th European Colloquium on Quantitative and Theoretical Geography, Proceedings, Atene (Grecia), Greek Society for Demographic Studies: pp 484\u2013491"},{"key":"337_CR53","first-page":"63","volume-title":"Fractal Analysis for Natural Hazards","author":"M Poscolieri","year":"2006","unstructured":"Poscolieri M, Lagios E, Gregori GP, Paparo G, Sakkas VA, Parcharidis I, Marson I, Soukis K, Vassilakis E, Angelucci F, Vassilopoulou S (2006) Crustal stress and seismic activity in the Ionian archipelago as inferred by combined satellite and ground-based observations, Kefallin\u00eca, Greece. In: Cello G, Malamud BD (eds) Fractal Analysis for Natural Hazards, vol 261. Geological Society Special Publications, London, pp 63\u201378"},{"key":"337_CR54","unstructured":"Poscolieri M, Parmegiani N, and Camiz S (2012) Analisi geomorfometrica dell\u2019 area della Caldera di Latera. In: Petitti P, Rossi F (eds) Preistoria di un paesaggio. La Caldera di Latera e il territorio circostante. Bolsena (VT, Italy), Quaderni del Sistema museale del Lago di Bolsena, 16: 30\u201338"},{"key":"337_CR55","volume-title":"R: A language and environment for statistical computing","author":"R Development Core Team","year":"2008","unstructured":"R Development Core Team (2008) R: A language and environment for statistical computing. R Foundation for Statistical Computing, Vienna (Austria) http:\/\/www.R-project.org"},{"key":"337_CR56","unstructured":"Servizio Geologico d\u2019Italia (1975) Note Illustrative della Carta Geologica d\u2019Italia. Terni: Palombara Sabina, 117 pp: Fogli 138\u2013144"},{"key":"337_CR57","first-page":"109","volume":"2011","author":"TF Stepinski","year":"2011","unstructured":"Stepinski TF, Jasiewicz J (2011) Geomorphons - a new approach to classification of landforms. Proceedings of Geomorphometry 2011:109\u2013112","journal-title":"Proceedings of Geomorphometry"},{"key":"337_CR58","doi-asserted-by":"publisher","first-page":"613","DOI":"10.1130\/0016-7606(1989)101<0613:LCDOTH>2.3.CO;2","volume":"101","author":"JR Underhill","year":"1989","unstructured":"Underhill JR (1989) Late Cenozoic deformation of the Hellenic foreland, Western Greece. Geol Soc Am Bull 101:613\u2013634","journal-title":"Geol Soc Am Bull"},{"key":"337_CR59","unstructured":"Wang R (2009) The ISODATA Algorithm. Available at http:\/\/fourier.eng.hmc.edu\/e161\/lectures\/classification\/node13.html"},{"issue":"301","key":"337_CR60","doi-asserted-by":"publisher","first-page":"236","DOI":"10.1080\/01621459.1963.10500845","volume":"58","author":"JH Ward Jr","year":"1963","unstructured":"Ward JH Jr (1963) hierarchical grouping to optimize an objective function. J Am Stat Assoc 58(301):236\u2013244","journal-title":"J Am Stat Assoc"},{"key":"337_CR61","first-page":"520","volume-title":"Terrain analysis: Principles and applications","author":"JP Wilson","year":"2000","unstructured":"Wilson JP, Gallant JC (2000) Terrain analysis: Principles and applications. Wiley, New York, p 520"},{"key":"337_CR62","unstructured":"Wood J (1996) The Geomorphological Characterization of Digital Elevation Models. Leicester (UK): University of Leicester, Department of Geography, PhD Thesis"},{"key":"337_CR63","doi-asserted-by":"publisher","first-page":"47","DOI":"10.1002\/esp.3290120107","volume":"12","author":"LW Zeverbergen","year":"1987","unstructured":"Zeverbergen LW, Thorne CR (1987) Quantitative Analysis of Land Surface Topography. Earth Surf Process Landf 12:47\u201356","journal-title":"Earth Surf Process Landf"}],"container-title":["Earth Science Informatics"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/link.springer.com\/article\/10.1007\/s12145-018-0337-7\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/s12145-018-0337-7.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/s12145-018-0337-7.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2022,8,14]],"date-time":"2022-08-14T14:21:12Z","timestamp":1660486872000},"score":1,"resource":{"primary":{"URL":"http:\/\/link.springer.com\/10.1007\/s12145-018-0337-7"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2018,2,19]]},"references-count":63,"journal-issue":{"issue":"2","published-print":{"date-parts":[[2018,6]]}},"alternative-id":["337"],"URL":"https:\/\/doi.org\/10.1007\/s12145-018-0337-7","relation":{},"ISSN":["1865-0473","1865-0481"],"issn-type":[{"value":"1865-0473","type":"print"},{"value":"1865-0481","type":"electronic"}],"subject":[],"published":{"date-parts":[[2018,2,19]]},"assertion":[{"value":"8 October 2017","order":1,"name":"received","label":"Received","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"24 January 2018","order":2,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"19 February 2018","order":3,"name":"first_online","label":"First Online","group":{"name":"ArticleHistory","label":"Article History"}}]}}