Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2587157009', 'doi': 'https://doi.org/10.1155/2017/6519709', 'title': 'Nonoverlay Heterogeneous Network Planning for Energy Efficiency', 'display_name': 'Nonoverlay Heterogeneous Network Planning for Energy Efficiency', 'publication_year': 2017, 'publication_date': '2017-01-01', 'ids': {'openalex': 'https://openalex.org/W2587157009', 'doi': 'https://doi.org/10.1155/2017/6519709', 'mag': '2587157009'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1155/2017/6519709', 'pdf_url': 'http://downloads.hindawi.com/journals/wcmc/2017/6519709.pdf', 'source': {'id': 'https://openalex.org/S235346', 'display_name': 'Wireless Communications and Mobile Computing', 'issn_l': '1530-8669', 'issn': ['1530-8669', '1530-8677'], 'is_oa': True, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320595', 'host_organization_name': 'Wiley', 'host_organization_lineage': ['https://openalex.org/P4310320595'], 'host_organization_lineage_names': ['Wiley'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref', 'doaj'], 'open_access': {'is_oa': True, 'oa_status': 'gold', 'oa_url': 'http://downloads.hindawi.com/journals/wcmc/2017/6519709.pdf', 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5036987548', 'display_name': 'Mahmut Demirtaş', 'orcid': 'https://orcid.org/0000-0001-5096-9125'}, 'institutions': [{'id': 'https://openalex.org/I128277893', 'display_name': 'Bahçeşehir University', 'ror': 'https://ror.org/00yze4d93', 'country_code': 'TR', 'type': 'education', 'lineage': ['https://openalex.org/I128277893']}], 'countries': ['TR'], 'is_corresponding': False, 'raw_author_name': 'Mahmut Demirtaş', 'raw_affiliation_strings': ['Electrical and Electronics Engineering, Bahçeşehir University, Istanbul, Turkey'], 'affiliations': [{'raw_affiliation_string': 'Electrical and Electronics Engineering, Bahçeşehir University, Istanbul, Turkey', 'institution_ids': ['https://openalex.org/I128277893']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5025467715', 'display_name': 'Alkan Soysal', 'orcid': 'https://orcid.org/0000-0002-4923-4233'}, 'institutions': [{'id': 'https://openalex.org/I128277893', 'display_name': 'Bahçeşehir University', 'ror': 'https://ror.org/00yze4d93', 'country_code': 'TR', 'type': 'education', 'lineage': ['https://openalex.org/I128277893']}], 'countries': ['TR'], 'is_corresponding': True, 'raw_author_name': 'Alkan Soysal', 'raw_affiliation_strings': ['Electrical and Electronics Engineering, Bahçeşehir University, Istanbul, Turkey'], 'affiliations': [{'raw_affiliation_string': 'Electrical and Electronics Engineering, Bahçeşehir University, Istanbul, Turkey', 'institution_ids': ['https://openalex.org/I128277893']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': ['https://openalex.org/A5025467715'], 'corresponding_institution_ids': ['https://openalex.org/I128277893'], 'apc_list': {'value': 2300, 'currency': 'USD', 'value_usd': 2300, 'provenance': 'doaj'}, 'apc_paid': {'value': 2300, 'currency': 'USD', 'value_usd': 2300, 'provenance': 'doaj'}, 'fwci': 0.531, 'has_fulltext': True, 'fulltext_origin': 'pdf', 'cited_by_count': 7, 'citation_normalized_percentile': {'value': 0.618422, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 82, 'max': 83}, 'biblio': {'volume': '2017', 'issue': None, 'first_page': '1', 'last_page': '11'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10148', 'display_name': 'Advanced MIMO Systems Optimization', 'score': 1.0, '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'}}, 'topics': [{'id': 'https://openalex.org/T10148', 'display_name': 'Advanced MIMO Systems Optimization', 'score': 1.0, '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'}}, {'id': 'https://openalex.org/T10796', 'display_name': 'Cooperative Communication and Network Coding', 'score': 0.9993, '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/T11409', 'display_name': 'Advanced Wireless Network Optimization', 'score': 0.9982, '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/macrocell', 'display_name': 'Macrocell', 'score': 0.9986495}, {'id': 'https://openalex.org/keywords/microcell', 'display_name': 'Microcell', 'score': 0.9783141}, {'id': 'https://openalex.org/keywords/stochastic-geometry', 'display_name': 'Stochastic geometry', 'score': 0.73205626}, {'id': 'https://openalex.org/keywords/spectral-efficiency', 'display_name': 'Spectral Efficiency', 'score': 0.54068494}, {'id': 'https://openalex.org/keywords/transmitter-power-output', 'display_name': 'Transmitter power output', 'score': 0.50930107}], 'concepts': [{'id': 'https://openalex.org/C2778291847', 'wikidata': 'https://www.wikidata.org/wiki/Q1163937', 'display_name': 'Macrocell', 'level': 3, 'score': 0.9986495}, {'id': 'https://openalex.org/C158314712', 'wikidata': 'https://www.wikidata.org/wiki/Q1177092', 'display_name': 'Microcell', 'level': 2, 'score': 0.9783141}, {'id': 'https://openalex.org/C41008148', 'wikidata': 'https://www.wikidata.org/wiki/Q21198', 'display_name': 'Computer science', 'level': 0, 'score': 0.76564384}, {'id': 'https://openalex.org/C31243852', 'wikidata': 'https://www.wikidata.org/wiki/Q1666739', 'display_name': 'Stochastic geometry', 'level': 2, 'score': 0.73205626}, {'id': 'https://openalex.org/C2742236', 'wikidata': 'https://www.wikidata.org/wiki/Q924713', 'display_name': 'Efficient energy use', 'level': 2, 'score': 0.5434989}, {'id': 'https://openalex.org/C137246740', 'wikidata': 'https://www.wikidata.org/wiki/Q583970', 'display_name': 'Spectral efficiency', 'level': 3, 'score': 0.54068494}, {'id': 'https://openalex.org/C32022120', 'wikidata': 'https://www.wikidata.org/wiki/Q797225', 'display_name': 'Interference (communication)', 'level': 3, 'score': 0.5097348}, {'id': 'https://openalex.org/C65422117', 'wikidata': 'https://www.wikidata.org/wiki/Q358527', 'display_name': 'Transmitter power output', 'level': 4, 'score': 0.50930107}, {'id': 'https://openalex.org/C186370098', 'wikidata': 'https://www.wikidata.org/wiki/Q442787', 'display_name': 'Energy (signal processing)', 'level': 2, 'score': 0.4951624}, {'id': 'https://openalex.org/C31258907', 'wikidata': 'https://www.wikidata.org/wiki/Q1301371', 'display_name': 'Computer network', 'level': 1, 'score': 0.4781926}, {'id': 'https://openalex.org/C187691185', 'wikidata': 'https://www.wikidata.org/wiki/Q2020720', 'display_name': 'Grid', 'level': 2, 'score': 0.46012947}, {'id': 'https://openalex.org/C105339364', 'wikidata': 'https://www.wikidata.org/wiki/Q2297740', 'display_name': 'Software deployment', 'level': 2, 'score': 0.45506072}, {'id': 'https://openalex.org/C184720557', 'wikidata': 'https://www.wikidata.org/wiki/Q7825049', 'display_name': 'Topology (electrical circuits)', 'level': 2, 'score': 0.32535538}, {'id': 'https://openalex.org/C68649174', 'wikidata': 'https://www.wikidata.org/wiki/Q1379116', 'display_name': 'Base station', 'level': 2, 'score': 0.2678063}, {'id': 'https://openalex.org/C119599485', 'wikidata': 'https://www.wikidata.org/wiki/Q43035', 'display_name': 'Electrical engineering', 'level': 1, 'score': 0.18461615}, {'id': 'https://openalex.org/C33923547', 'wikidata': 'https://www.wikidata.org/wiki/Q395', 'display_name': 'Mathematics', 'level': 0, 'score': 0.12613812}, {'id': 'https://openalex.org/C105795698', 'wikidata': 'https://www.wikidata.org/wiki/Q12483', 'display_name': 'Statistics', 'level': 1, 'score': 0.1243771}, {'id': 'https://openalex.org/C127413603', 'wikidata': 'https://www.wikidata.org/wiki/Q11023', 'display_name': 'Engineering', 'level': 0, 'score': 0.06973338}, {'id': 'https://openalex.org/C127162648', 'wikidata': 'https://www.wikidata.org/wiki/Q16858953', 'display_name': 'Channel (broadcasting)', 'level': 2, 'score': 0.0}, {'id': 'https://openalex.org/C47798520', 'wikidata': 'https://www.wikidata.org/wiki/Q190157', 'display_name': 'Transmitter', 'level': 3, 'score': 0.0}, {'id': 'https://openalex.org/C2524010', 'wikidata': 'https://www.wikidata.org/wiki/Q8087', 'display_name': 'Geometry', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C111919701', 'wikidata': 'https://www.wikidata.org/wiki/Q9135', 'display_name': 'Operating system', 'level': 1, 'score': 0.0}], 'mesh': [], 'locations_count': 2, 'locations': [{'is_oa': True, 'landing_page_url': 'https://doi.org/10.1155/2017/6519709', 'pdf_url': 'http://downloads.hindawi.com/journals/wcmc/2017/6519709.pdf', 'source': {'id': 'https://openalex.org/S235346', 'display_name': 'Wireless Communications and Mobile Computing', 'issn_l': '1530-8669', 'issn': ['1530-8669', '1530-8677'], 'is_oa': True, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320595', 'host_organization_name': 'Wiley', 'host_organization_lineage': ['https://openalex.org/P4310320595'], 'host_organization_lineage_names': ['Wiley'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': False, 'landing_page_url': 'https://doaj.org/article/72ad77793d9c431f8c9cef687564b7d5', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306401280', 'display_name': 'DOAJ (DOAJ: Directory of Open Access Journals)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': None, 'host_organization_name': None, 'host_organization_lineage': [], 'host_organization_lineage_names': [], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1155/2017/6519709', 'pdf_url': 'http://downloads.hindawi.com/journals/wcmc/2017/6519709.pdf', 'source': {'id': 'https://openalex.org/S235346', 'display_name': 'Wireless Communications and Mobile Computing', 'issn_l': '1530-8669', 'issn': ['1530-8669', '1530-8677'], 'is_oa': True, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320595', 'host_organization_name': 'Wiley', 'host_organization_lineage': ['https://openalex.org/P4310320595'], 'host_organization_lineage_names': ['Wiley'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [{'display_name': 'Affordable and clean energy', 'score': 0.91, 'id': 'https://metadata.un.org/sdg/7'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 24, 'referenced_works': ['https://openalex.org/W1542523282', 'https://openalex.org/W1994009993', 'https://openalex.org/W2003806850', 'https://openalex.org/W2021223257', 'https://openalex.org/W2044742834', 'https://openalex.org/W2069989660', 'https://openalex.org/W2084000272', 'https://openalex.org/W2112170521', 'https://openalex.org/W2118343376', 'https://openalex.org/W2122658093', 'https://openalex.org/W2134790395', 'https://openalex.org/W2136530738', 'https://openalex.org/W2136822103', 'https://openalex.org/W2140448150', 'https://openalex.org/W2140516799', 'https://openalex.org/W2149170915', 'https://openalex.org/W2150166076', 'https://openalex.org/W2153979900', 'https://openalex.org/W2160998689', 'https://openalex.org/W2164631123', 'https://openalex.org/W2180192268', 'https://openalex.org/W2206105172', 'https://openalex.org/W2320794304', 'https://openalex.org/W3105072513'], 'related_works': ['https://openalex.org/W2725909741', 'https://openalex.org/W2436972871', 'https://openalex.org/W2189143994', 'https://openalex.org/W2168223772', 'https://openalex.org/W2166717228', 'https://openalex.org/W2120595893', 'https://openalex.org/W2113514643', 'https://openalex.org/W2096101502', 'https://openalex.org/W1575945108', 'https://openalex.org/W1483725857'], 'abstract_inverted_index': {'In': [0, 47], 'this': [1], 'paper,': [2], 'we': [3, 101], 'introduce': [4], 'nonoverlay': [5], 'microcell/macrocell': [6], 'planning': [7], 'that': [8, 154, 186], 'is': [9, 30, 41, 80, 162, 185, 188], 'optimally': [10], 'designed': [11], 'for': [12, 133, 143, 164, 197], 'improving': [13], 'energy': [14, 110, 166, 173], 'efficiency': [15, 167], 'of': [16, 49, 64, 86, 92, 105, 124, 129, 149, 195], 'the': [17, 38, 59, 89, 103, 109, 115, 118, 122, 127, 134, 144, 165], 'overall': [18], 'heterogeneous': [19], 'cellular': [20], 'network.': [21], 'We': [22], 'consider': [23], 'two': [24], 'deployment': [25, 99], 'strategies.': [26], 'The': [27, 147], 'first': [28], 'one': [29, 40], 'based': [31, 42], 'on': [32, 43, 108], 'a': [33, 44, 71, 83, 158, 178, 198], 'fixed': [34], 'hexagonal': [35], 'grid': [36, 135], 'and': [37, 78, 126, 137, 140, 174], 'second': [39], 'stochastic': [45, 145], 'geometry.': [46], 'both': [48, 172], 'our': [50, 150], 'models,': [51], 'microcells': [52, 77, 87, 125, 130, 156, 196], 'are': [53, 69], 'placed': [54], 'in': [55, 157, 177], 'those': [56], 'areas': [57], 'where': [58], 'received': [60], 'signal': [61], 'power': [62], 'levels': [63], 'macrocell': [65, 132, 138, 200], 'common': [66], 'pilot': [67], 'channels': [68], 'below': [70], 'certain': [72, 106], 'threshold.': [73], 'Thus,': [74], 'interference': [75], 'between': [76], 'macrocells': [79], 'minimized.': [81], 'As': [82], 'result,': [84], 'addition': [85], 'increases': [88], 'achieved': [90], 'number': [91, 128, 194], 'bits': [93], 'per': [94, 131], 'unit': [95], 'energy.': [96], 'Under': [97], 'such': [98], 'assumptions,': [100], 'investigate': [102], 'effects': [104], 'parameters': [107, 113], 'efficiency.': [111], 'These': [112], 'include': [114], 'user': [116, 160, 180], 'traffic,': [117], 'Intersite': [119], 'Distance': [120], '(ISD),': [121], 'size': [123], 'model,': [136], 'density': [139, 142], 'microcell': [141], 'model.': [146], 'results': [148], 'performance': [151], 'analyses': [152], 'show': [153], 'utilizing': [155], 'sparse': [159], 'scenario': [161], 'worse': [163], 'whereas': [168], 'it': [169, 187], 'significantly': [170], 'improves': [171], 'spectral': [175], 'efficiencies': [176], 'dense': [179], 'scenario.': [181], 'Another': [182], 'interesting': [183], 'observation': [184], 'possible': [189], 'to': [190], 'choose': [191], 'an': [192], 'optimum': [193], 'given': [199], 'density.': [201]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2587157009', 'counts_by_year': [{'year': 2023, 'cited_by_count': 1}, {'year': 2021, 'cited_by_count': 1}, {'year': 2020, 'cited_by_count': 2}, {'year': 2018, 'cited_by_count': 3}], 'updated_date': '2024-12-12T00:45:18.012599', 'created_date': '2017-02-17'}