Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2623330560', 'doi': 'https://doi.org/10.11591/ijece.v7i4.pp1964-1972', 'title': 'Dictionary based Image Compression via Sparse Representation', 'display_name': 'Dictionary based Image Compression via Sparse Representation', 'publication_year': 2017, 'publication_date': '2017-08-01', 'ids': {'openalex': 'https://openalex.org/W2623330560', 'doi': 'https://doi.org/10.11591/ijece.v7i4.pp1964-1972', 'mag': '2623330560'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.11591/ijece.v7i4.pp1964-1972', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764532672', 'display_name': 'International Journal of Electrical and Computer Engineering (IJECE)', 'issn_l': '2088-8708', 'issn': ['2088-8708'], 'is_oa': True, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310315009', 'host_organization_name': 'Institute of Advanced Engineering and Science (IAES)', 'host_organization_lineage': ['https://openalex.org/P4310315009'], 'host_organization_lineage_names': ['Institute of Advanced Engineering and Science (IAES)'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref'], 'open_access': {'is_oa': True, 'oa_status': 'green', 'oa_url': 'https://zenodo.org/records/4067685/files/33%2025May17%2018Apr%2015769%20Dictionary%20based%20%20Image.pdf', 'any_repository_has_fulltext': True}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5030753341', 'display_name': 'Arabinda Sahoo', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I193073490', 'display_name': 'Siksha O Anusandhan University', 'ror': 'https://ror.org/056ep7w45', 'country_code': 'IN', 'type': 'education', 'lineage': ['https://openalex.org/I193073490']}], 'countries': ['IN'], 'is_corresponding': False, 'raw_author_name': 'Arabinda Sahoo', 'raw_affiliation_strings': ['Siksha ‘O’ Anusandhan University, Bhubaneswar, Odisha, India'], 'affiliations': [{'raw_affiliation_string': 'Siksha ‘O’ Anusandhan University, Bhubaneswar, Odisha, India', 'institution_ids': ['https://openalex.org/I193073490']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5091700105', 'display_name': 'Pranati Das', 'orcid': 'https://orcid.org/0000-0002-8028-7632'}, 'institutions': [{'id': 'https://openalex.org/I20791572', 'display_name': 'Indira Gandhi Institute of Technology', 'ror': 'https://ror.org/0010jkx06', 'country_code': 'IN', 'type': 'education', 'lineage': ['https://openalex.org/I20791572']}], 'countries': ['IN'], 'is_corresponding': False, 'raw_author_name': 'Pranati Das', 'raw_affiliation_strings': ['IGIT, Sarang, Odisha, India'], 'affiliations': [{'raw_affiliation_string': 'IGIT, Sarang, Odisha, India', 'institution_ids': ['https://openalex.org/I20791572']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 2, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 0.363, 'has_fulltext': True, 'fulltext_origin': 'pdf', 'cited_by_count': 3, 'citation_normalized_percentile': {'value': 0.517777, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 75, 'max': 77}, 'biblio': {'volume': '7', 'issue': '4', 'first_page': '1964', 'last_page': '1964'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10901', 'display_name': 'Advanced Data Compression Techniques', 'score': 0.9992, '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'}}, 'topics': [{'id': 'https://openalex.org/T10901', 'display_name': 'Advanced Data Compression Techniques', 'score': 0.9992, '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/T11105', 'display_name': 'Advanced Image Processing Techniques', 'score': 0.9938, '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/T10500', 'display_name': 'Sparse and Compressive Sensing Techniques', 'score': 0.9935, 'subfield': {'id': 'https://openalex.org/subfields/2206', 'display_name': 'Computational Mechanics'}, '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/k-svd', 'display_name': 'K-SVD', 'score': 0.67928755}, {'id': 'https://openalex.org/keywords/neural-coding', 'display_name': 'Neural coding', 'score': 0.64967674}, {'id': 'https://openalex.org/keywords/representation', 'display_name': 'Representation', 'score': 0.5803906}], 'concepts': [{'id': 'https://openalex.org/C124066611', 'wikidata': 'https://www.wikidata.org/wiki/Q28684319', 'display_name': 'Sparse approximation', 'level': 2, 'score': 0.84490764}, {'id': 'https://openalex.org/C41008148', 'wikidata': 'https://www.wikidata.org/wiki/Q21198', 'display_name': 'Computer science', 'level': 0, 'score': 0.7363027}, {'id': 'https://openalex.org/C154771677', 'wikidata': 'https://www.wikidata.org/wiki/Q17098361', 'display_name': 'K-SVD', 'level': 3, 'score': 0.67928755}, {'id': 'https://openalex.org/C77637269', 'wikidata': 'https://www.wikidata.org/wiki/Q7002051', 'display_name': 'Neural coding', 'level': 2, 'score': 0.64967674}, {'id': 'https://openalex.org/C115961682', 'wikidata': 'https://www.wikidata.org/wiki/Q860623', 'display_name': 'Image (mathematics)', 'level': 2, 'score': 0.60833025}, {'id': 'https://openalex.org/C13481523', 'wikidata': 'https://www.wikidata.org/wiki/Q412438', 'display_name': 'Image compression', 'level': 4, 'score': 0.5999588}, {'id': 'https://openalex.org/C2776359362', 'wikidata': 'https://www.wikidata.org/wiki/Q2145286', 'display_name': 'Representation (politics)', 'level': 3, 'score': 0.5803906}, {'id': 'https://openalex.org/C154945302', 'wikidata': 'https://www.wikidata.org/wiki/Q11660', 'display_name': 'Artificial intelligence', 'level': 1, 'score': 0.5689061}, {'id': 'https://openalex.org/C2777210771', 'wikidata': 'https://www.wikidata.org/wiki/Q4927124', 'display_name': 'Block (permutation group theory)', 'level': 2, 'score': 0.55174476}, {'id': 'https://openalex.org/C153180895', 'wikidata': 'https://www.wikidata.org/wiki/Q7148389', 'display_name': 'Pattern recognition (psychology)', 'level': 2, 'score': 0.5487122}, {'id': 'https://openalex.org/C78548338', 'wikidata': 'https://www.wikidata.org/wiki/Q2493', 'display_name': 'Data compression', 'level': 2, 'score': 0.5319087}, {'id': 'https://openalex.org/C125411270', 'wikidata': 'https://www.wikidata.org/wiki/Q18653', 'display_name': 'Encoding (memory)', 'level': 2, 'score': 0.4719697}, {'id': 'https://openalex.org/C179518139', 'wikidata': 'https://www.wikidata.org/wiki/Q5140297', 'display_name': 'Coding (social sciences)', 'level': 2, 'score': 0.41991833}, {'id': 'https://openalex.org/C180016635', 'wikidata': 'https://www.wikidata.org/wiki/Q2712821', 'display_name': 'Compression (physics)', 'level': 2, 'score': 0.41346997}, {'id': 'https://openalex.org/C11413529', 'wikidata': 'https://www.wikidata.org/wiki/Q8366', 'display_name': 'Algorithm', 'level': 1, 'score': 0.36682165}, {'id': 'https://openalex.org/C9417928', 'wikidata': 'https://www.wikidata.org/wiki/Q1070689', 'display_name': 'Image processing', 'level': 3, 'score': 0.27900916}, {'id': 'https://openalex.org/C33923547', 'wikidata': 'https://www.wikidata.org/wiki/Q395', 'display_name': 'Mathematics', 'level': 0, 'score': 0.21001437}, {'id': 'https://openalex.org/C105795698', 'wikidata': 'https://www.wikidata.org/wiki/Q12483', 'display_name': 'Statistics', 'level': 1, 'score': 0.05763814}, {'id': 'https://openalex.org/C2524010', 'wikidata': 'https://www.wikidata.org/wiki/Q8087', 'display_name': 'Geometry', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C94625758', 'wikidata': 'https://www.wikidata.org/wiki/Q7163', 'display_name': 'Politics', 'level': 2, 'score': 0.0}, {'id': 'https://openalex.org/C17744445', 'wikidata': 'https://www.wikidata.org/wiki/Q36442', 'display_name': 'Political science', 'level': 0, 'score': 0.0}, {'id': 'https://openalex.org/C199539241', 'wikidata': 'https://www.wikidata.org/wiki/Q7748', 'display_name': 'Law', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C192562407', 'wikidata': 'https://www.wikidata.org/wiki/Q228736', 'display_name': 'Materials science', 'level': 0, 'score': 0.0}, {'id': 'https://openalex.org/C159985019', 'wikidata': 'https://www.wikidata.org/wiki/Q181790', 'display_name': 'Composite material', 'level': 1, 'score': 0.0}], 'mesh': [], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.11591/ijece.v7i4.pp1964-1972', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764532672', 'display_name': 'International Journal of Electrical and Computer Engineering (IJECE)', 'issn_l': '2088-8708', 'issn': ['2088-8708'], 'is_oa': True, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310315009', 'host_organization_name': 'Institute of Advanced Engineering and Science (IAES)', 'host_organization_lineage': ['https://openalex.org/P4310315009'], 'host_organization_lineage_names': ['Institute of Advanced Engineering and Science (IAES)'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': True, 'landing_page_url': 'https://zenodo.org/record/4067685', 'pdf_url': 'https://zenodo.org/records/4067685/files/33%2025May17%2018Apr%2015769%20Dictionary%20based%20%20Image.pdf', 'source': {'id': 'https://openalex.org/S4306400562', 'display_name': 'Zenodo (CERN European Organization for Nuclear Research)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I67311998', 'host_organization_name': 'European Organization for Nuclear Research', 'host_organization_lineage': ['https://openalex.org/I67311998'], 'host_organization_lineage_names': ['European Organization for Nuclear Research'], 'type': 'repository'}, 'license': 'cc-by', 'license_id': 'https://openalex.org/licenses/cc-by', 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}], 'best_oa_location': {'is_oa': True, 'landing_page_url': 'https://zenodo.org/record/4067685', 'pdf_url': 'https://zenodo.org/records/4067685/files/33%2025May17%2018Apr%2015769%20Dictionary%20based%20%20Image.pdf', 'source': {'id': 'https://openalex.org/S4306400562', 'display_name': 'Zenodo (CERN European Organization for Nuclear Research)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I67311998', 'host_organization_name': 'European Organization for Nuclear Research', 'host_organization_lineage': ['https://openalex.org/I67311998'], 'host_organization_lineage_names': ['European Organization for Nuclear Research'], 'type': 'repository'}, 'license': 'cc-by', 'license_id': 'https://openalex.org/licenses/cc-by', 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 19, 'referenced_works': ['https://openalex.org/W1580963329', 'https://openalex.org/W1965358278', 'https://openalex.org/W1972959470', 'https://openalex.org/W2005876975', 'https://openalex.org/W2110417888', 'https://openalex.org/W2133665775', 'https://openalex.org/W2134343866', 'https://openalex.org/W2140199336', 'https://openalex.org/W2141089030', 'https://openalex.org/W2143024153', 'https://openalex.org/W2151693816', 'https://openalex.org/W2155729921', 'https://openalex.org/W2163398148', 'https://openalex.org/W2170023599', 'https://openalex.org/W2294430253', 'https://openalex.org/W2917583897', 'https://openalex.org/W4233571452', 'https://openalex.org/W4240681507', 'https://openalex.org/W4255493559'], 'related_works': ['https://openalex.org/W4205656132', 'https://openalex.org/W3004790527', 'https://openalex.org/W2982240858', 'https://openalex.org/W2972860561', 'https://openalex.org/W2552089492', 'https://openalex.org/W2111634407', 'https://openalex.org/W2080187108', 'https://openalex.org/W2067062989', 'https://openalex.org/W2016265625', 'https://openalex.org/W2008821896'], 'abstract_inverted_index': {'Nowadays': [0], 'image': [1, 38, 76, 136, 143], 'compression': [2, 39, 144], 'has': [3], 'become': [4], 'a': [5, 9, 35, 48], 'necessity': [6], 'due': [7], 'to': [8, 26, 140], 'large': [10], 'volume': [11], 'of': [12, 17, 47, 109], 'images.': [13], 'For': [14], 'efficient': [15], 'use': [16], 'storage': [18], 'space': [19], 'and': [20, 65, 86, 99, 135], 'data': [21], 'transmission,': [22], 'it': [23], 'becomes': [24], 'essential': [25], 'compress': [27], 'the': [28, 45, 58, 74, 88, 100, 127], 'image.': [29], 'In': [30, 71], 'this': [31, 72], 'paper,': [32], 'we': [33], 'propose': [34], 'dictionary': [36, 54, 103], 'based': [37], 'framework': [40], 'via': [41, 93], 'sparse': [42, 69, 94, 107, 117], 'representation,': [43], 'with': [44], 'construction': [46], 'trained': [49, 56, 101], 'over-complete': [50, 53, 102], 'dictionary.': [51], 'The': [52, 112], 'is': [55, 66, 78], 'using': [57], 'intra-prediction': [59], 'residuals': [60, 90], 'obtained': [61, 115], 'from': [62, 81, 116], 'different': [63], 'images': [64], 'applied': [67, 105], 'for': [68, 106, 121], 'representation.': [70, 95], 'method,': [73], 'current': [75], 'block': [77], 'first': [79], 'predicted': [80], 'its': [82], 'spatially': [83], 'neighboring': [84], 'blocks,': [85], 'then': [87], 'prediction': [89, 110], 'are': [91, 104, 119], 'encoded': [92], 'Sparse': [96], 'approximation': [97], 'algorithm': [98], 'representation': [108, 118], 'residuals.': [111], 'detail': [113], 'coefficients': [114], 'used': [120], 'encoding.': [122], 'Experimental': [123], 'result': [124], 'shows': [125], 'that': [126], 'proposed': [128], 'method': [129], 'yields': [130], 'both': [131], 'improved': [132], 'coding': [133], 'efficiency': [134], 'quality': [137], 'as': [138], 'compared': [139], 'some': [141], 'state-of-the-art': [142], 'methods.': [145]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2623330560', 'counts_by_year': [{'year': 2020, 'cited_by_count': 1}, {'year': 2018, 'cited_by_count': 2}], 'updated_date': '2024-12-10T20:02:13.345452', 'created_date': '2017-06-15'}