Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W59212688', 'doi': 'https://doi.org/10.1007/978-3-319-03783-7_22', 'title': 'A Comparative Study of VoIP Quality Measurement from G.711 and G.729 Using PESQ and Thai Speech', 'display_name': 'A Comparative Study of VoIP Quality Measurement from G.711 and G.729 Using PESQ and Thai Speech', 'publication_year': 2013, 'publication_date': '2013-01-01', 'ids': {'openalex': 'https://openalex.org/W59212688', 'doi': 'https://doi.org/10.1007/978-3-319-03783-7_22', 'mag': '59212688'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1007/978-3-319-03783-7_22', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764900261', 'display_name': 'Communications in computer and information science', 'issn_l': '1865-0929', 'issn': ['1865-0929', '1865-0937'], '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': 'book series'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'book-chapter', 'type_crossref': 'book-chapter', 'indexed_in': ['crossref'], 'open_access': {'is_oa': False, 'oa_status': 'closed', 'oa_url': None, 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5069038382', 'display_name': 'Kiattisak Yochanang', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I82828225', 'display_name': "King Mongkut's University of Technology North Bangkok", 'ror': 'https://ror.org/04fy6jb97', 'country_code': 'TH', 'type': 'education', 'lineage': ['https://openalex.org/I82828225']}], 'countries': ['TH'], 'is_corresponding': False, 'raw_author_name': 'Kiattisak Yochanang', 'raw_affiliation_strings': ['KMUTNB'], 'affiliations': [{'raw_affiliation_string': 'KMUTNB', 'institution_ids': ['https://openalex.org/I82828225']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5032927810', 'display_name': 'Therdpong Daengsi', 'orcid': 'https://orcid.org/0000-0002-7569-8197'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Therdpong Daengsi', 'raw_affiliation_strings': ['JADS Comm Limited'], 'affiliations': [{'raw_affiliation_string': 'JADS Comm Limited', 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5036316550', 'display_name': 'Tuul Triyason', 'orcid': 'https://orcid.org/0000-0002-5970-7751'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Tuul Triyason', 'raw_affiliation_strings': ['kmutt'], 'affiliations': [{'raw_affiliation_string': 'kmutt', 'institution_ids': []}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5015026323', 'display_name': 'Pongpisit Wuttidittachotti', 'orcid': 'https://orcid.org/0000-0002-0076-4882'}, 'institutions': [{'id': 'https://openalex.org/I82828225', 'display_name': "King Mongkut's University of Technology North Bangkok", 'ror': 'https://ror.org/04fy6jb97', 'country_code': 'TH', 'type': 'education', 'lineage': ['https://openalex.org/I82828225']}], 'countries': ['TH'], 'is_corresponding': False, 'raw_author_name': 'Pongpisit Wuttidittachotti', 'raw_affiliation_strings': ['KMUTNB'], 'affiliations': [{'raw_affiliation_string': 'KMUTNB', 'institution_ids': ['https://openalex.org/I82828225']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 1.11, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 4, 'citation_normalized_percentile': {'value': 0.659539, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 78, 'max': 80}, 'biblio': {'volume': None, 'issue': None, 'first_page': '242', 'last_page': '255'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10860', 'display_name': 'Speech and Audio Processing', 'score': 0.9952, 'subfield': {'id': 'https://openalex.org/subfields/1711', 'display_name': 'Signal Processing'}, '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/T10860', 'display_name': 'Speech and Audio Processing', 'score': 0.9952, 'subfield': {'id': 'https://openalex.org/subfields/1711', 'display_name': 'Signal Processing'}, '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/T10575', 'display_name': 'Wireless Communication Networks Research', 'score': 0.9909, '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/T11158', 'display_name': 'Wireless Networks and Protocols', 'score': 0.9886, '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'}}], 'keywords': [{'id': 'https://openalex.org/keywords/pesq', 'display_name': 'PESQ', 'score': 0.98133326}, {'id': 'https://openalex.org/keywords/mean-opinion-score', 'display_name': 'Mean opinion score', 'score': 0.7977626}, {'id': 'https://openalex.org/keywords/psqm', 'display_name': 'PSQM', 'score': 0.6307931}, {'id': 'https://openalex.org/keywords/codec', 'display_name': 'Codec', 'score': 0.49747542}], 'concepts': [{'id': 'https://openalex.org/C103734657', 'wikidata': 'https://www.wikidata.org/wiki/Q2739975', 'display_name': 'PESQ', 'level': 4, 'score': 0.98133326}, {'id': 'https://openalex.org/C62897895', 'wikidata': 'https://www.wikidata.org/wiki/Q1915482', 'display_name': 'Mean opinion score', 'level': 3, 'score': 0.7977626}, {'id': 'https://openalex.org/C108699837', 'wikidata': 'https://www.wikidata.org/wiki/Q7120750', 'display_name': 'PSQM', 'level': 4, 'score': 0.6307931}, {'id': 'https://openalex.org/C177291462', 'wikidata': 'https://www.wikidata.org/wiki/Q423038', 'display_name': 'Active listening', 'level': 2, 'score': 0.6251166}, {'id': 'https://openalex.org/C28490314', 'wikidata': 'https://www.wikidata.org/wiki/Q189436', 'display_name': 'Speech recognition', 'level': 1, 'score': 0.59888667}, {'id': 'https://openalex.org/C171246234', 'wikidata': 'https://www.wikidata.org/wiki/Q81945', 'display_name': 'Voice over IP', 'level': 3, 'score': 0.54061335}, {'id': 'https://openalex.org/C548259974', 'wikidata': 'https://www.wikidata.org/wiki/Q569965', 'display_name': 'Audiology', 'level': 1, 'score': 0.5307213}, {'id': 'https://openalex.org/C161765866', 'wikidata': 'https://www.wikidata.org/wiki/Q184748', 'display_name': 'Codec', 'level': 2, 'score': 0.49747542}, {'id': 'https://openalex.org/C41008148', 'wikidata': 'https://www.wikidata.org/wiki/Q21198', 'display_name': 'Computer science', 'level': 0, 'score': 0.4379256}, {'id': 'https://openalex.org/C15744967', 'wikidata': 'https://www.wikidata.org/wiki/Q9418', 'display_name': 'Psychology', 'level': 0, 'score': 0.27223668}, {'id': 'https://openalex.org/C204201278', 'wikidata': 'https://www.wikidata.org/wiki/Q1332614', 'display_name': 'Voice activity detection', 'level': 3, 'score': 0.2527567}, {'id': 'https://openalex.org/C61328038', 'wikidata': 'https://www.wikidata.org/wiki/Q3358061', 'display_name': 'Speech processing', 'level': 2, 'score': 0.22582433}, {'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.19645318}, {'id': 'https://openalex.org/C2776182073', 'wikidata': 'https://www.wikidata.org/wiki/Q7575395', 'display_name': 'Speech enhancement', 'level': 3, 'score': 0.16526183}, {'id': 'https://openalex.org/C154945302', 'wikidata': 'https://www.wikidata.org/wiki/Q11660', 'display_name': 'Artificial intelligence', 'level': 1, 'score': 0.122612655}, {'id': 'https://openalex.org/C76155785', 'wikidata': 'https://www.wikidata.org/wiki/Q418', 'display_name': 'Telecommunications', 'level': 1, 'score': 0.10590622}, {'id': 'https://openalex.org/C46312422', 'wikidata': 'https://www.wikidata.org/wiki/Q11024', 'display_name': 'Communication', 'level': 1, 'score': 0.100043386}, {'id': 'https://openalex.org/C127413603', 'wikidata': 'https://www.wikidata.org/wiki/Q11023', 'display_name': 'Engineering', 'level': 0, 'score': 0.058610916}, {'id': 'https://openalex.org/C163294075', 'wikidata': 'https://www.wikidata.org/wiki/Q581861', 'display_name': 'Noise reduction', 'level': 2, 'score': 0.051011443}, {'id': 'https://openalex.org/C176217482', 'wikidata': 'https://www.wikidata.org/wiki/Q860554', 'display_name': 'Metric (unit)', 'level': 2, 'score': 0.0}, {'id': 'https://openalex.org/C21547014', 'wikidata': 'https://www.wikidata.org/wiki/Q1423657', 'display_name': 'Operations management', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C110875604', 'wikidata': 'https://www.wikidata.org/wiki/Q75', 'display_name': 'The Internet', 'level': 2, 'score': 0.0}, {'id': 'https://openalex.org/C136764020', 'wikidata': 'https://www.wikidata.org/wiki/Q466', 'display_name': 'World Wide Web', 'level': 1, 'score': 0.0}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1007/978-3-319-03783-7_22', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764900261', 'display_name': 'Communications in computer and information science', 'issn_l': '1865-0929', 'issn': ['1865-0929', '1865-0937'], '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': 'book series'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'score': 0.6, 'display_name': 'Gender equality', 'id': 'https://metadata.un.org/sdg/5'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 15, 'referenced_works': ['https://openalex.org/W1915369845', 'https://openalex.org/W196076426', 'https://openalex.org/W2055634704', 'https://openalex.org/W2096928973', 'https://openalex.org/W2104898097', 'https://openalex.org/W2114197035', 'https://openalex.org/W2150258981', 'https://openalex.org/W2161253195', 'https://openalex.org/W2182033791', 'https://openalex.org/W2188920806', 'https://openalex.org/W2404417254', 'https://openalex.org/W2426038346', 'https://openalex.org/W2557203391', 'https://openalex.org/W4231104606', 'https://openalex.org/W4231807801'], 'related_works': ['https://openalex.org/W59212688', 'https://openalex.org/W2988616598', 'https://openalex.org/W2478599227', 'https://openalex.org/W2295525327', 'https://openalex.org/W2144085034', 'https://openalex.org/W2140646420', 'https://openalex.org/W2098596704', 'https://openalex.org/W2069597661', 'https://openalex.org/W1973628965', 'https://openalex.org/W1893647155'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W59212688', 'counts_by_year': [{'year': 2019, 'cited_by_count': 1}, {'year': 2015, 'cited_by_count': 2}, {'year': 2014, 'cited_by_count': 1}], 'updated_date': '2025-01-05T17:58:03.303055', 'created_date': '2016-06-24'}