{"id":"https://openalex.org/W1522396142","doi":"https://doi.org/10.1109/icppw.2003.1240377","title":"Using a distributed active tree in Java for the parallel and distributed implementation of a nested optimization algorithm","display_name":"Using a distributed active tree in Java for the parallel and distributed implementation of a nested optimization algorithm","publication_year":2004,"publication_date":"2004-03-01","ids":{"openalex":"https://openalex.org/W1522396142","doi":"https://doi.org/10.1109/icppw.2003.1240377","mag":"1522396142"},"language":"en","primary_location":{"id":"doi:10.1109/icppw.2003.1240377","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icppw.2003.1240377","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2003 International Conference on Parallel Processing Workshops, 2003. Proceedings.","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"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/A5069307177","display_name":"H Moritsch","orcid":null},"institutions":[{"id":"https://openalex.org/I102248843","display_name":"Vienna University of Economics and Business","ror":"https://ror.org/03yn8s215","country_code":"AT","type":"education","lineage":["https://openalex.org/I102248843"]}],"countries":["AT"],"is_corresponding":true,"raw_author_name":"H.W. Moritsch","raw_affiliation_strings":["School of Business, Economics, and Computer Science, Br\u00fcnner Strabe, Vienna, Austria","Sch. of Bus., Econ. & Comput. Sci., Univ. Wien, Vienna, Austria"],"affiliations":[{"raw_affiliation_string":"School of Business, Economics, and Computer Science, Br\u00fcnner Strabe, Vienna, Austria","institution_ids":["https://openalex.org/I102248843"]},{"raw_affiliation_string":"Sch. of Bus., Econ. & Comput. Sci., Univ. Wien, Vienna, Austria","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5002688746","display_name":"Georg Ch. Pflug","orcid":"https://orcid.org/0000-0001-8215-3550"},"institutions":[{"id":"https://openalex.org/I4210143601","display_name":"Decision Systems (United States)","ror":"https://ror.org/0434dpa13","country_code":"US","type":"company","lineage":["https://openalex.org/I4210143601"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"G.C. Pflug","raw_affiliation_strings":["Department of Statistics and Decision Support Systems, Vienna, Austria","Department of Statistics and Decision Support Systems, Universit?tsstra?e 5"],"affiliations":[{"raw_affiliation_string":"Department of Statistics and Decision Support Systems, Vienna, Austria","institution_ids":[]},{"raw_affiliation_string":"Department of Statistics and Decision Support Systems, Universit?tsstra?e 5","institution_ids":["https://openalex.org/I4210143601"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5069307177"],"corresponding_institution_ids":["https://openalex.org/I102248843"],"apc_list":null,"apc_paid":null,"fwci":0.434,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.6533297,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"1","issue":null,"first_page":"244","last_page":"251"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11413","display_name":"Risk and Portfolio Optimization","score":0.9959999918937683,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T11413","display_name":"Risk and Portfolio Optimization","score":0.9959999918937683,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10715","display_name":"Distributed and Parallel Computing Systems","score":0.9873999953269958,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T11801","display_name":"Reservoir Engineering and Simulation Methods","score":0.9828000068664551,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/computer-science","display_name":"Computer science","score":0.8844099044799805},{"id":"https://openalex.org/keywords/java","display_name":"Java","score":0.6372808218002319},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.5339656472206116},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.4861566722393036},{"id":"https://openalex.org/keywords/distributed-memory","display_name":"Distributed memory","score":0.45863425731658936},{"id":"https://openalex.org/keywords/tree","display_name":"Tree (set theory)","score":0.4225330352783203},{"id":"https://openalex.org/keywords/shared-memory","display_name":"Shared memory","score":0.4065878987312317},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3606678247451782},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.23137858510017395}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8844099044799805},{"id":"https://openalex.org/C548217200","wikidata":"https://www.wikidata.org/wiki/Q251","display_name":"Java","level":2,"score":0.6372808218002319},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.5339656472206116},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.4861566722393036},{"id":"https://openalex.org/C91481028","wikidata":"https://www.wikidata.org/wiki/Q1054686","display_name":"Distributed memory","level":3,"score":0.45863425731658936},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.4225330352783203},{"id":"https://openalex.org/C133875982","wikidata":"https://www.wikidata.org/wiki/Q764810","display_name":"Shared memory","level":2,"score":0.4065878987312317},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3606678247451782},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.23137858510017395},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icppw.2003.1240377","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icppw.2003.1240377","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2003 International Conference on Parallel Processing Workshops, 2003. Proceedings.","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5099999904632568,"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":41,"referenced_works":["https://openalex.org/W93155040","https://openalex.org/W110001143","https://openalex.org/W655479656","https://openalex.org/W988228124","https://openalex.org/W1481190458","https://openalex.org/W1481747975","https://openalex.org/W1495267567","https://openalex.org/W1567373375","https://openalex.org/W1595593557","https://openalex.org/W1966233619","https://openalex.org/W1967863772","https://openalex.org/W1984603834","https://openalex.org/W1997231674","https://openalex.org/W2001068498","https://openalex.org/W2001962902","https://openalex.org/W2013062456","https://openalex.org/W2016461703","https://openalex.org/W2019710194","https://openalex.org/W2044121814","https://openalex.org/W2050797577","https://openalex.org/W2052695292","https://openalex.org/W2065860274","https://openalex.org/W2076309462","https://openalex.org/W2093704185","https://openalex.org/W2099065971","https://openalex.org/W2100389138","https://openalex.org/W2118152326","https://openalex.org/W2148363893","https://openalex.org/W2161197409","https://openalex.org/W2316925400","https://openalex.org/W2326080054","https://openalex.org/W2489508639","https://openalex.org/W2568484872","https://openalex.org/W2798344481","https://openalex.org/W3106992008","https://openalex.org/W3123150049","https://openalex.org/W4213290064","https://openalex.org/W4254596718","https://openalex.org/W4285719527","https://openalex.org/W6603811639","https://openalex.org/W6674619851"],"related_works":["https://openalex.org/W2026512611","https://openalex.org/W1985165680","https://openalex.org/W4245497162","https://openalex.org/W2027852278","https://openalex.org/W1570944919","https://openalex.org/W2070983336","https://openalex.org/W1837558792","https://openalex.org/W2363502211","https://openalex.org/W1982466989","https://openalex.org/W2995170196"],"abstract_inverted_index":{"Large":[0],"tree":[1,35,51,98],"structured":[2],"optimization":[3,128],"problems":[4],"can":[5],"be":[6],"solved":[7],"efficiently":[8],"with":[9,25],"decomposition":[10],"methods.":[11],"We":[12,29,108],"present":[13],"a":[14,22,31,118,123,133],"parallel":[15,92],"and":[16,20,57,93,100,113,121,141],"distributed":[17,33,94],"Java":[18,32,74],"implementation":[19,111],"compare":[21],"synchronous":[23],"version":[24],"an":[26,83],"asynchronous":[27],"one.":[28],"describe":[30],"active":[34,50],"middleware":[36],"on":[37,71,97,117,122],"top":[38,72],"of":[39,73,91,125,132],"which":[40,67],"the":[41,47,64],"algorithm":[42,129],"has":[43,68],"been":[44,69],"implemented.":[45],"In":[46],"algorithmic":[48],"layer,":[49],"node":[52],"objects":[53,61],"perform":[54],"loop":[55],"iterations":[56],"interact":[58],"via":[59],"coordination":[60,65],"provided":[62],"by":[63],"layer":[66],"implemented":[70],"remote":[75],"method":[76],"invocation.":[77],"The":[78,127],"programming":[79],"model":[80],"allows":[81],"for":[82,139],"object":[84],"oriented,":[85],"data":[86],"parallel,":[87],"shared":[88],"memory":[89],"formulation":[90],"algorithms":[95],"operating":[96],"structures,":[99],"is":[101,130],"extensible":[102],"to":[103],"other":[104],"structures":[105],"as":[106],"well.":[107],"discuss":[109],"our":[110],"strategy":[112],"experimental":[114],"results":[115],"obtained":[116],"Beowulf":[119],"SMP-cluster":[120],"network":[124],"workstations.":[126],"part":[131],"high":[134],"performance":[135],"decision":[136],"support":[137],"tool":[138],"asset":[140],"liability":[142],"management.":[143]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
