{"id":"https://openalex.org/W1986660727","doi":"https://doi.org/10.1145/1592700.1592705","title":"Low-cost stereo vision system for supporting the visually impaired's walk","display_name":"Low-cost stereo vision system for supporting the visually impaired's walk","publication_year":2009,"publication_date":"2009-01-01","ids":{"openalex":"https://openalex.org/W1986660727","doi":"https://doi.org/10.1145/1592700.1592705","mag":"1986660727"},"language":"en","primary_location":{"id":"doi:10.1145/1592700.1592705","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1592700.1592705","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 3rd International Convention on Rehabilitation Engineering &amp; Assistive Technology - ICREATE '09","raw_type":"proceedings-article"},"type":"conference-abstract","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/A5089057872","display_name":"Thanathip Limna","orcid":"https://orcid.org/0009-0009-8551-2032"},"institutions":[{"id":"https://openalex.org/I131868736","display_name":"Prince of Songkla University","ror":"https://ror.org/0575ycz84","country_code":"TH","type":"education","lineage":["https://openalex.org/I131868736"]}],"countries":["TH"],"is_corresponding":false,"raw_author_name":"Thanathip Limna","raw_affiliation_strings":["Prince of Songkla University, Hat Yai, Songkhla, Thailand","Prince of Songkla University, Hat-Yai, Songkhla, Thailand"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Prince of Songkla University, Hat Yai, Songkhla, Thailand","institution_ids":["https://openalex.org/I131868736"]},{"raw_affiliation_string":"Prince of Songkla University, Hat-Yai, Songkhla, Thailand","institution_ids":["https://openalex.org/I131868736"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017045899","display_name":"Pichaya Tandayya","orcid":"https://orcid.org/0000-0001-9454-8146"},"institutions":[{"id":"https://openalex.org/I131868736","display_name":"Prince of Songkla University","ror":"https://ror.org/0575ycz84","country_code":"TH","type":"education","lineage":["https://openalex.org/I131868736"]}],"countries":["TH"],"is_corresponding":false,"raw_author_name":"Pichaya Tandayya","raw_affiliation_strings":["Prince of Songkla University, Hat Yai, Songkhla, Thailand","Prince of Songkla University, Hat-Yai, Songkhla, Thailand"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Prince of Songkla University, Hat Yai, Songkhla, Thailand","institution_ids":["https://openalex.org/I131868736"]},{"raw_affiliation_string":"Prince of Songkla University, Hat-Yai, Songkhla, Thailand","institution_ids":["https://openalex.org/I131868736"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5050227252","display_name":"Nikom Suvanvorn","orcid":null},"institutions":[{"id":"https://openalex.org/I131868736","display_name":"Prince of Songkla University","ror":"https://ror.org/0575ycz84","country_code":"TH","type":"education","lineage":["https://openalex.org/I131868736"]}],"countries":["TH"],"is_corresponding":false,"raw_author_name":"Nikom Suvanvorn","raw_affiliation_strings":["Prince of Songkla University, Hat Yai, Songkhla, Thailand","Prince of Songkla University, Hat-Yai, Songkhla, Thailand"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Prince of Songkla University, Hat Yai, Songkhla, Thailand","institution_ids":["https://openalex.org/I131868736"]},{"raw_affiliation_string":"Prince of Songkla University, Hat-Yai, Songkhla, Thailand","institution_ids":["https://openalex.org/I131868736"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I131868736"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"1"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10914","display_name":"Tactile and Sensory Interactions","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T10914","display_name":"Tactile and Sensory Interactions","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","score":0.9987000226974487,"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/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.9933000206947327,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8157608509063721},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.7778583765029907},{"id":"https://openalex.org/keywords/stereopsis","display_name":"Stereopsis","score":0.7614700794219971},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.7124402523040771},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.6011044979095459},{"id":"https://openalex.org/keywords/obstacle","display_name":"Obstacle","score":0.600068211555481},{"id":"https://openalex.org/keywords/stereo-cameras","display_name":"Stereo cameras","score":0.5782532691955566},{"id":"https://openalex.org/keywords/stereo-camera","display_name":"Stereo camera","score":0.4992358684539795},{"id":"https://openalex.org/keywords/computer-stereo-vision","display_name":"Computer stereo vision","score":0.4621127247810364},{"id":"https://openalex.org/keywords/line","display_name":"Line (geometry)","score":0.4520062804222107},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.3730468451976776}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8157608509063721},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.7778583765029907},{"id":"https://openalex.org/C68537008","wikidata":"https://www.wikidata.org/wiki/Q247932","display_name":"Stereopsis","level":2,"score":0.7614700794219971},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.7124402523040771},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.6011044979095459},{"id":"https://openalex.org/C2776650193","wikidata":"https://www.wikidata.org/wiki/Q264661","display_name":"Obstacle","level":2,"score":0.600068211555481},{"id":"https://openalex.org/C35861506","wikidata":"https://www.wikidata.org/wiki/Q17141434","display_name":"Stereo cameras","level":3,"score":0.5782532691955566},{"id":"https://openalex.org/C185078393","wikidata":"https://www.wikidata.org/wiki/Q313783","display_name":"Stereo camera","level":2,"score":0.4992358684539795},{"id":"https://openalex.org/C31451488","wikidata":"https://www.wikidata.org/wiki/Q5157586","display_name":"Computer stereo vision","level":3,"score":0.4621127247810364},{"id":"https://openalex.org/C198352243","wikidata":"https://www.wikidata.org/wiki/Q37105","display_name":"Line (geometry)","level":2,"score":0.4520062804222107},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.3730468451976776},{"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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","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}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/1592700.1592705","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1592700.1592705","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 3rd International Convention on Rehabilitation Engineering &amp; Assistive Technology - ICREATE '09","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.526.3557","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.526.3557","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://fivedots.coe.psu.ac.th/~pichaya/mypapers/i-Create2009.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6800000071525574,"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1600090053","https://openalex.org/W1607348806","https://openalex.org/W1908164922","https://openalex.org/W1924453835","https://openalex.org/W1933704425","https://openalex.org/W2010841436","https://openalex.org/W2107825210","https://openalex.org/W2137017911","https://openalex.org/W2164593088","https://openalex.org/W2912594950"],"related_works":["https://openalex.org/W4306194383","https://openalex.org/W4306249900","https://openalex.org/W812480148","https://openalex.org/W4304776306","https://openalex.org/W307265996","https://openalex.org/W1992486622","https://openalex.org/W128884630","https://openalex.org/W2949709491","https://openalex.org/W2905493506","https://openalex.org/W1987397303"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"an":[3],"obstacle":[4],"detection":[5],"system":[6,18,107],"for":[7,69],"the":[8,26,37,59,82,94,99,104,113],"visually":[9,100],"impaired":[10,101],"to":[11],"use":[12],"with":[13,50],"a":[14],"walking":[15],"stick.":[16],"The":[17],"in":[19,43],"this":[20,90],"work":[21],"can":[22,47,108],"find":[23,48],"obstacles":[24],"applying":[25,103],"depth":[27],"discontinuities":[28],"Pixel-to-Pixel":[29],"(P2P)":[30],"stereo":[31,44],"algorithm":[32],"which":[33],"is":[34,62],"one":[35],"of":[36,115],"Intensity-based":[38],"Stereo":[39],"Matching":[40],"(ISM)":[41],"techniques":[42],"vision":[45],"that":[46],"objects":[49,97,111],"featureless":[51],"surface":[52],"such":[53],"as":[54],"whiteboard,":[55],"door,":[56],"etc.":[57],"However,":[58],"ISM":[60],"technique":[61],"time":[63,84],"consuming":[64],"and":[65,85,98],"not":[66],"fast":[67],"enough":[68],"real-time":[70],"usage.":[71,88],"Applying":[72],"parallel":[73],"computing":[74,83],"using":[75,118],"Message":[76],"Passing":[77],"Interface":[78],"(MPI)":[79],"helps":[80],"reduce":[81],"enables":[86],"realtime":[87],"In":[89],"work,":[91],"we":[92],"estimate":[93],"distance":[95],"between":[96],"by":[102],"V-disparity.":[105],"Our":[106],"accurately":[109],"detect":[110],"within":[112],"range":[114],"5":[116],"meters":[117],"12-centimeter":[119],"based-line":[120],"low-cost":[121],"webcams.":[122]},"counts_by_year":[{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-08-26T07:47:46.906454","created_date":"2025-10-10T00:00:00"}
