{"id":"https://openalex.org/W1983453192","doi":"https://doi.org/10.1007/s101070100247","title":"Minimizing the span of d -walks to compute optimum frequency assignments","display_name":"Minimizing the span of d -walks to compute optimum frequency assignments","publication_year":2002,"publication_date":"2002-01-01","ids":{"openalex":"https://openalex.org/W1983453192","doi":"https://doi.org/10.1007/s101070100247","mag":"1983453192"},"language":"en","primary_location":{"id":"doi:10.1007/s101070100247","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s101070100247","pdf_url":null,"source":{"id":"https://openalex.org/S193920097","display_name":"Mathematical Programming","issn_l":"0025-5610","issn":["0025-5610","1436-4646"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Mathematical Programming","raw_type":"journal-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/A5040877652","display_name":"Alessandro Avenali","orcid":"https://orcid.org/0000-0001-7662-1928"},"institutions":[{"id":"https://openalex.org/I861853513","display_name":"Sapienza University of Rome","ror":"https://ror.org/02be6w209","country_code":"IT","type":"education","lineage":["https://openalex.org/I861853513"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Alessandro Avenali","raw_affiliation_strings":["Dipartimento di Informatica e Sistemistica, Universit\u00e0 degli Studi di Roma \u201cLa Sapienza\u201d, Via Buonarroti 12, 00185 Roma, Italy e-mail: {avenali,mannino,sassano}@dis.uniroma1.it, , , , , , IT","Dipartimento di Informatica e Sistemistica, Universit\u00e0 degli Studi di Roma \u201cLa Sapienza\u201d, Via Buonarroti 12, 00185 Roma, Italy e-mail: {avenali,mannino,sassano}@dis.uniroma1.it, IT"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dipartimento di Informatica e Sistemistica, Universit\u00e0 degli Studi di Roma \u201cLa Sapienza\u201d, Via Buonarroti 12, 00185 Roma, Italy e-mail: {avenali,mannino,sassano}@dis.uniroma1.it, , , , , , IT","institution_ids":["https://openalex.org/I861853513"]},{"raw_affiliation_string":"Dipartimento di Informatica e Sistemistica, Universit\u00e0 degli Studi di Roma \u201cLa Sapienza\u201d, Via Buonarroti 12, 00185 Roma, Italy e-mail: {avenali,mannino,sassano}@dis.uniroma1.it, IT","institution_ids":["https://openalex.org/I861853513"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077852098","display_name":"Carlo Mannino","orcid":"https://orcid.org/0000-0003-2974-9165"},"institutions":[{"id":"https://openalex.org/I861853513","display_name":"Sapienza University of Rome","ror":"https://ror.org/02be6w209","country_code":"IT","type":"education","lineage":["https://openalex.org/I861853513"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Carlo Mannino","raw_affiliation_strings":["Dipartimento di Informatica e Sistemistica, Universit\u00e0 degli Studi di Roma \u201cLa Sapienza\u201d, Via Buonarroti 12, 00185 Roma, Italy e-mail: {avenali,mannino,sassano}@dis.uniroma1.it, , , , , , IT","Dipartimento di Informatica e Sistemistica, Universit\u00e0 degli Studi di Roma \u201cLa Sapienza\u201d, Via Buonarroti 12, 00185 Roma, Italy e-mail: {avenali,mannino,sassano}@dis.uniroma1.it, IT"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dipartimento di Informatica e Sistemistica, Universit\u00e0 degli Studi di Roma \u201cLa Sapienza\u201d, Via Buonarroti 12, 00185 Roma, Italy e-mail: {avenali,mannino,sassano}@dis.uniroma1.it, , , , , , IT","institution_ids":["https://openalex.org/I861853513"]},{"raw_affiliation_string":"Dipartimento di Informatica e Sistemistica, Universit\u00e0 degli Studi di Roma \u201cLa Sapienza\u201d, Via Buonarroti 12, 00185 Roma, Italy e-mail: {avenali,mannino,sassano}@dis.uniroma1.it, IT","institution_ids":["https://openalex.org/I861853513"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5000113494","display_name":"Antonio Sassano","orcid":"https://orcid.org/0000-0002-1458-2449"},"institutions":[{"id":"https://openalex.org/I861853513","display_name":"Sapienza University of Rome","ror":"https://ror.org/02be6w209","country_code":"IT","type":"education","lineage":["https://openalex.org/I861853513"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Antonio Sassano","raw_affiliation_strings":["Dipartimento di Informatica e Sistemistica, Universit\u00e0 degli Studi di Roma \u201cLa Sapienza\u201d, Via Buonarroti 12, 00185 Roma, Italy e-mail: {avenali,mannino,sassano}@dis.uniroma1.it, , , , , , IT","Dipartimento di Informatica e Sistemistica, Universit\u00e0 degli Studi di Roma \u201cLa Sapienza\u201d, Via Buonarroti 12, 00185 Roma, Italy e-mail: {avenali,mannino,sassano}@dis.uniroma1.it, IT"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dipartimento di Informatica e Sistemistica, Universit\u00e0 degli Studi di Roma \u201cLa Sapienza\u201d, Via Buonarroti 12, 00185 Roma, Italy e-mail: {avenali,mannino,sassano}@dis.uniroma1.it, , , , , , IT","institution_ids":["https://openalex.org/I861853513"]},{"raw_affiliation_string":"Dipartimento di Informatica e Sistemistica, Universit\u00e0 degli Studi di Roma \u201cLa Sapienza\u201d, Via Buonarroti 12, 00185 Roma, Italy e-mail: {avenali,mannino,sassano}@dis.uniroma1.it, IT","institution_ids":["https://openalex.org/I861853513"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2190,"currency":"EUR","value_usd":2890},"apc_paid":null,"fwci":0.693,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.73728532,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"91","issue":"2","first_page":"357","last_page":"374"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10575","display_name":"Wireless Communication Networks Research","score":0.9977999925613403,"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"}},"topics":[{"id":"https://openalex.org/T10575","display_name":"Wireless Communication Networks Research","score":0.9977999925613403,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9957000017166138,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9943000078201294,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/mathematics","display_name":"Mathematics","score":0.6843334436416626},{"id":"https://openalex.org/keywords/subsequence","display_name":"Subsequence","score":0.636168360710144},{"id":"https://openalex.org/keywords/span","display_name":"Span (engineering)","score":0.5537393093109131},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.49471303820610046},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.44562071561813354},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.4441409409046173},{"id":"https://openalex.org/keywords/sequence","display_name":"Sequence (biology)","score":0.44098711013793945},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.40566256642341614},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.3224914073944092},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.21310725808143616},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.12753325700759888},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.09738796949386597}],"concepts":[{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6843334436416626},{"id":"https://openalex.org/C137877099","wikidata":"https://www.wikidata.org/wiki/Q1332977","display_name":"Subsequence","level":3,"score":0.636168360710144},{"id":"https://openalex.org/C2778753569","wikidata":"https://www.wikidata.org/wiki/Q1960395","display_name":"Span (engineering)","level":2,"score":0.5537393093109131},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.49471303820610046},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.44562071561813354},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.4441409409046173},{"id":"https://openalex.org/C2778112365","wikidata":"https://www.wikidata.org/wiki/Q3511065","display_name":"Sequence (biology)","level":2,"score":0.44098711013793945},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.40566256642341614},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.3224914073944092},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.21310725808143616},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.12753325700759888},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.09738796949386597},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C147176958","wikidata":"https://www.wikidata.org/wiki/Q77590","display_name":"Civil engineering","level":1,"score":0.0},{"id":"https://openalex.org/C34388435","wikidata":"https://www.wikidata.org/wiki/Q2267362","display_name":"Bounded function","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1007/s101070100247","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s101070100247","pdf_url":null,"source":{"id":"https://openalex.org/S193920097","display_name":"Mathematical Programming","issn_l":"0025-5610","issn":["0025-5610","1436-4646"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Mathematical Programming","raw_type":"journal-article"},{"id":"pmh:oai:iris.uniroma1.it:11573/251150","is_oa":false,"landing_page_url":"http://hdl.handle.net/11573/251150","pdf_url":null,"source":{"id":"https://openalex.org/S4377196107","display_name":"IRIS Research product catalog (Sapienza University of Rome)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities","score":0.7300000190734863}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":31,"referenced_works":["https://openalex.org/W88635354","https://openalex.org/W101163445","https://openalex.org/W138523223","https://openalex.org/W1860191225","https://openalex.org/W1974105863","https://openalex.org/W1986808428","https://openalex.org/W1999046461","https://openalex.org/W2005525556","https://openalex.org/W2034111852","https://openalex.org/W2034586108","https://openalex.org/W2038011346","https://openalex.org/W2040147369","https://openalex.org/W2049886566","https://openalex.org/W2067354593","https://openalex.org/W2079362453","https://openalex.org/W2094932406","https://openalex.org/W2098112491","https://openalex.org/W2109041288","https://openalex.org/W2111716442","https://openalex.org/W2136824528","https://openalex.org/W2138883405","https://openalex.org/W2139167806","https://openalex.org/W2142906016","https://openalex.org/W2144306116","https://openalex.org/W2145694746","https://openalex.org/W2154322765","https://openalex.org/W2164474939","https://openalex.org/W2172210551","https://openalex.org/W2579530678","https://openalex.org/W2799004609","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W4230102134","https://openalex.org/W2996768723","https://openalex.org/W4212895949","https://openalex.org/W4247866870","https://openalex.org/W2112772040","https://openalex.org/W3216774880","https://openalex.org/W2078387789","https://openalex.org/W3029018717","https://openalex.org/W4287865815","https://openalex.org/W4307105233"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-06-19T15:47:20.252518","created_date":"2025-10-10T00:00:00"}