{"id":"https://openalex.org/W902508604","doi":null,"title":"A Method for Terrain Cover Classification Using DCT Features","display_name":"A Method for Terrain Cover Classification Using DCT Features","publication_year":2010,"publication_date":"2010-01-01","ids":{"openalex":"https://openalex.org/W902508604","mag":"902508604"},"language":"en","primary_location":{"id":"mag:902508604","doi":null,"is_oa":false,"landing_page_url":"http://www.koreascience.or.kr/article/ArticleFullRecord.jsp?cn=GSGGBW_2010_v13n4_683","pdf_url":null,"source":{"id":"https://openalex.org/S2764657700","display_name":"Journal of the Korea Institute of Military Science and Technology","issn_l":"1598-9127","issn":["1598-9127","2636-0640"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["kci-registered"],"host_organization":"https://openalex.org/P4361047329","host_organization_name":"Korea Institute of Military Science and Technology","host_organization_lineage":["https://openalex.org/P4361047329"],"host_organization_lineage_names":["Korea Institute of Military Science and Technology"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Journal of the Korea Institute of Military Science and Technology","raw_type":null},"volume":null,"type":"article","indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5025700359","display_name":"Seung Youn Lee","orcid":"https://orcid.org/0000-0001-5677-2171","observed_orcids":["https://orcid.org/0000-0001-5677-2171"]},"institutions":[{"id":"https://openalex.org/I2801036362","display_name":"Agency for Defense Development","ror":"https://ror.org/05fhe0r85","country_code":"KR","type":"government","lineage":["https://openalex.org/I1327899338","https://openalex.org/I1344042128","https://openalex.org/I2801036362","https://openalex.org/I2801339556"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Seung Youn Lee","raw_affiliation_strings":["[Agency for Defense Development]"],"raw_orcid":"https://orcid.org/0000-0001-5677-2171","affiliations":[{"raw_affiliation_string":"[Agency for Defense Development]","institution_ids":["https://openalex.org/I2801036362"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009304604","display_name":"Dong-Min Kwak","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Dong-Min Kwak","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5046736965","display_name":"Gi-Yeul Sung","orcid":"https://orcid.org/0000-0001-7777-8089","observed_orcids":["https://orcid.org/0000-0001-7777-8089"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Gi-Yeul Sung","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0001-7777-8089","affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.14366773,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"13","issue":"4","first_page":"683","last_page":"688"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10689","display_name":"Remote-Sensing Image Classification","score":0.3801000118255615,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10689","display_name":"Remote-Sensing Image Classification","score":0.3801000118255615,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10824","display_name":"Image Retrieval and Classification Techniques","score":0.2687999904155731,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10191","display_name":"Robotics and Sensor-Based Localization","score":0.09989999979734421,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/discrete-cosine-transform-features","display_name":"discrete cosine transform features","score":0.7860000133514404},{"id":"https://openalex.org/keywords/unmanned-ground-vehicles","display_name":"unmanned ground vehicles","score":0.953000009059906},{"id":"https://openalex.org/keywords/off-road-navigation","display_name":"off-road navigation","score":0.8640000224113464},{"id":"https://openalex.org/keywords/frequency-band-features","display_name":"frequency band features","score":0.7789999842643738},{"id":"https://openalex.org/keywords/block-based-image-processing","display_name":"block-based image processing","score":0.5920000076293945},{"id":"https://openalex.org/keywords/neural-network-classifier","display_name":"neural network classifier","score":0.8009999990463257}],"concepts":[{"id":"https://openalex.org/C161840515","wikidata":"https://www.wikidata.org/wiki/Q186131","display_name":"Terrain","level":2,"score":0.8587436676025391},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.7190537452697754},{"id":"https://openalex.org/C2221639","wikidata":"https://www.wikidata.org/wiki/Q2877","display_name":"Discrete cosine transform","level":3,"score":0.6179355382919312},{"id":"https://openalex.org/C2780428219","wikidata":"https://www.wikidata.org/wiki/Q16952335","display_name":"Cover (algebra)","level":2,"score":0.5711004734039307},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5695255994796753},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5631508827209473},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.5116344094276428},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.4996523857116699},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.4925766587257385},{"id":"https://openalex.org/C47432892","wikidata":"https://www.wikidata.org/wiki/Q831390","display_name":"Wavelet","level":2,"score":0.48497533798217773},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.4400222599506378},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.3400805592536926},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.20656359195709229},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1547304093837738},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1445865035057068},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.11163663864135742},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:902508604","doi":null,"is_oa":false,"landing_page_url":"http://www.koreascience.or.kr/article/ArticleFullRecord.jsp?cn=GSGGBW_2010_v13n4_683","pdf_url":null,"source":{"id":"https://openalex.org/S2764657700","display_name":"Journal of the Korea Institute of Military Science and Technology","issn_l":"1598-9127","issn":["1598-9127","2636-0640"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["kci-registered"],"host_organization":"https://openalex.org/P4361047329","host_organization_name":"Korea Institute of Military Science and Technology","host_organization_lineage":["https://openalex.org/P4361047329"],"host_organization_lineage_names":["Korea Institute of Military Science and Technology"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Journal of the Korea Institute of Military Science and Technology","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9","score":0.428600013256073}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W2028284649","https://openalex.org/W2089652819","https://openalex.org/W2100158203","https://openalex.org/W2125936497","https://openalex.org/W2145575968","https://openalex.org/W2149662279","https://openalex.org/W2153149505","https://openalex.org/W2159827711","https://openalex.org/W2167903261"],"related_works":["https://openalex.org/W2156430315","https://openalex.org/W278256085","https://openalex.org/W2240411823","https://openalex.org/W2127823502","https://openalex.org/W1996738427","https://openalex.org/W2238886923","https://openalex.org/W2163333948","https://openalex.org/W2323592223","https://openalex.org/W1964340974","https://openalex.org/W2765618743"],"abstract_inverted_index":{"The":[0,78,97],"ability":[1],"to":[2,74],"navigate":[3],"autonomously":[4],"in":[5],"off-road":[6],"terrain":[7,27],"is":[8,47,72,81,104],"the":[9,35,45,76,101,108],"most":[10],"critical":[11],"technology":[12],"needed":[13],"for":[14,25],"Unmanned":[15],"Ground":[16],"Vehicles(UGV).":[17],"In":[18],"this":[19],"paper,":[20],"we":[21,37,89],"present":[22],"a":[23,41],"method":[24,80,103],"vision-based":[26],"cover":[28],"classification":[29],"using":[30],"DCT":[31,59],"features.":[32,77],"To":[33],"classify":[34,75,107],"terrain,":[36],"acquire":[38],"image":[39,46,60],"from":[40],"CCD":[42],"sensor,":[43],"then":[44,61],"divided":[48],"into":[49,58],"fixed":[50],"size":[51],"of":[52],"blocks.":[53],"And":[54],"each":[55],"block":[56],"transformed":[57],"extracts":[62],"features":[63],"which":[64],"reflect":[65],"frequency":[66],"band":[67],"characteristics.":[68],"Neural":[69],"network":[70],"classifier":[71],"used":[73],"proposed":[79,102],"validated":[82],"and":[83,88],"verified":[84],"through":[85],"many":[86],"experiments":[87],"compare":[90],"it":[91],"with":[92],"wavelet":[93,111],"feature":[94,112],"based":[95,113],"method.":[96],"results":[98],"show":[99],"that":[100],"more":[105],"efficiently":[106],"terrain-cover":[109],"than":[110],"one.":[114]},"counts_by_year":[],"updated_date":"2025-10-10T17:16:08.811792","created_date":"2016-06-24T00:00:00"}