{"id":"https://openalex.org/W2010733320","doi":"https://doi.org/10.1145/2445196.2445443","title":"On the countably many misconceptions about #hashtables (abstract only)","display_name":"On the countably many misconceptions about #hashtables (abstract only)","publication_year":2013,"publication_date":"2013-03-06","ids":{"openalex":"https://openalex.org/W2010733320","doi":"https://doi.org/10.1145/2445196.2445443","mag":"2010733320"},"language":"en","primary_location":{"id":"doi:10.1145/2445196.2445443","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2445196.2445443","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceeding of the 44th ACM technical symposium on Computer science education","raw_type":"proceedings-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/A5062374459","display_name":"Elizabeth Patitsas","orcid":"https://orcid.org/0000-0003-4088-1589"},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Elizabeth Patitsas","raw_affiliation_strings":["University of Toronto, Toronto, ON, Canada","University of Toronto, Toronto, On, Canada"],"affiliations":[{"raw_affiliation_string":"University of Toronto, Toronto, ON, Canada","institution_ids":["https://openalex.org/I185261750"]},{"raw_affiliation_string":"University of Toronto, Toronto, On, Canada","institution_ids":["https://openalex.org/I185261750"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076439311","display_name":"Michelle Craig","orcid":"https://orcid.org/0000-0001-8283-0072"},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Michelle Craig","raw_affiliation_strings":["University of Toronto, Toronto, ON, Canada","University of Toronto, Toronto, On, Canada"],"affiliations":[{"raw_affiliation_string":"University of Toronto, Toronto, ON, Canada","institution_ids":["https://openalex.org/I185261750"]},{"raw_affiliation_string":"University of Toronto, Toronto, On, Canada","institution_ids":["https://openalex.org/I185261750"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5079349226","display_name":"Steve Easterbrook","orcid":"https://orcid.org/0000-0002-3261-6446"},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Steve Easterbrook","raw_affiliation_strings":["University of Toronto, Toronto, ON, Canada","University of Toronto, Toronto, On, Canada"],"affiliations":[{"raw_affiliation_string":"University of Toronto, Toronto, ON, Canada","institution_ids":["https://openalex.org/I185261750"]},{"raw_affiliation_string":"University of Toronto, Toronto, On, Canada","institution_ids":["https://openalex.org/I185261750"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5062374459"],"corresponding_institution_ids":["https://openalex.org/I185261750"],"apc_list":null,"apc_paid":null,"fwci":0.8437,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.82387709,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"739","last_page":"739"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12016","display_name":"Web Data Mining and Analysis","score":0.9693999886512756,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T12016","display_name":"Web Data Mining and Analysis","score":0.9693999886512756,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T11439","display_name":"Video Analysis and Summarization","score":0.9667999744415283,"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/T11122","display_name":"Online Learning and Analytics","score":0.9646000266075134,"subfield":{"id":"https://openalex.org/subfields/1706","display_name":"Computer Science Applications"},"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/correctness","display_name":"Correctness","score":0.8727306127548218},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7603365778923035},{"id":"https://openalex.org/keywords/hash-function","display_name":"Hash function","score":0.6275402307510376},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.5489299297332764},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.5449030995368958},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.4794965386390686},{"id":"https://openalex.org/keywords/mathematics-education","display_name":"Mathematics education","score":0.4505232274532318},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.4049798548221588},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.21276730298995972},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.18917903304100037}],"concepts":[{"id":"https://openalex.org/C55439883","wikidata":"https://www.wikidata.org/wiki/Q360812","display_name":"Correctness","level":2,"score":0.8727306127548218},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7603365778923035},{"id":"https://openalex.org/C99138194","wikidata":"https://www.wikidata.org/wiki/Q183427","display_name":"Hash function","level":2,"score":0.6275402307510376},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5489299297332764},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.5449030995368958},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.4794965386390686},{"id":"https://openalex.org/C145420912","wikidata":"https://www.wikidata.org/wiki/Q853077","display_name":"Mathematics education","level":1,"score":0.4505232274532318},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.4049798548221588},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.21276730298995972},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.18917903304100037}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2445196.2445443","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2445196.2445443","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceeding of the 44th ACM technical symposium on Computer science education","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","display_name":"Quality Education","score":0.8399999737739563}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W1667647204","https://openalex.org/W2404647514","https://openalex.org/W4247536566","https://openalex.org/W4241418540","https://openalex.org/W2018477250","https://openalex.org/W3119814709","https://openalex.org/W1508895727","https://openalex.org/W2725786787","https://openalex.org/W1875930651","https://openalex.org/W1590965489"],"abstract_inverted_index":{"From":[0],"an":[1],"ongoing":[2],"research":[3],"project":[4],"on":[5,66,101],"teaching":[6],"hash":[7,45],"tables":[8,46],"using":[9],"worked":[10],"examples,":[11],"we":[12,61],"present":[13],"four":[14],"preliminary":[15],"observations.":[16],"First,":[17],"that":[18,40,63,83],"rather":[19],"than":[20],"there":[21],"being":[22],"a":[23,49],"small":[24],"set":[25],"of":[26],"common":[27],"misconceptions,":[28],"student":[29],"misconceptions":[30],"are":[31],"diverse":[32],"and":[33],"often":[34],"unique":[35],"to":[36,91,97],"the":[37,56,102],"student.":[38],"Second,":[39],"students'":[41,64,84],"naive":[42],"language":[43,65],"about":[44],"when":[47],"given":[48],"pretest":[50],"is":[51,88,95],"influenced":[52],"by":[53],"words":[54],"from":[55],"Internet":[57],"(e.g.":[58],"\"hashtag\").":[59],"Third,":[60],"observed":[62],"concept":[67,103],"questions":[68],"evolves":[69],"with":[70],"repeated":[71],"testing,":[72],"becoming":[73],"more":[74],"conceptually":[75],"accurate":[76],"but":[77,94],"technically":[78],"less":[79],"precise.":[80],"And":[81],"finally,":[82],"code":[85,86,92],"correctness":[87],"not":[89],"correlated":[90,96],"style,":[93],"how":[98],"students":[99],"performed":[100],"questions.":[104]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2014,"cited_by_count":1}],"updated_date":"2026-03-09T08:58:05.943551","created_date":"2025-10-10T00:00:00"}