Urban waterlogging-prone point information recommendation method based on government affair user portraits
The invention discloses a city waterlogging-prone point information recommendation method based on government affair user portraits, and the method comprises the steps: constructing a government affair user feature tag and interest tag system, and extracting government affair user basic feature tags...
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| creator | GUO WANXI GUO LIANG WU FANSONG MENG ZHAOHUI ZHANG BAO |
| description | The invention discloses a city waterlogging-prone point information recommendation method based on government affair user portraits, and the method comprises the steps: constructing a government affair user feature tag and interest tag system, and extracting government affair user basic feature tags based on government affair user basic information; basic feature vectors of the government affair users and long-term interest vectors and short-term interest vectors of the government affair users on the urban waterlogging-prone point information are calculated, and weighted fusion is carried out on the long-term interest vectors and the short-term interest vectors of the government affair users to obtain interest vectors of the government affair users on the urban waterlogging-prone point information; connecting an urban waterlogging-prone point information database, and constructing a data item feature vector; and calculating the similarity between the user interest and the data feature by using the interest ve |
| format | Patent |
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basic feature vectors of the government affair users and long-term interest vectors and short-term interest vectors of the government affair users on the urban waterlogging-prone point information are calculated, and weighted fusion is carried out on the long-term interest vectors and the short-term interest vectors of the government affair users to obtain interest vectors of the government affair users on the urban waterlogging-prone point information; connecting an urban waterlogging-prone point information database, and constructing a data item feature vector; and calculating the similarity between the user interest and the data feature by using the interest ve</description><language>chi ; eng</language><subject>CALCULATING ; COMPUTING ; COUNTING ; DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FORADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORYOR FORECASTING PURPOSES ; ELECTRIC DIGITAL DATA PROCESSING ; PHYSICS ; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE,COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTINGPURPOSES, NOT OTHERWISE PROVIDED FOR</subject><creationdate>2023</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20231201&DB=EPODOC&CC=CN&NR=117149859A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20231201&DB=EPODOC&CC=CN&NR=117149859A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>GUO WANXI</creatorcontrib><creatorcontrib>GUO LIANG</creatorcontrib><creatorcontrib>WU FANSONG</creatorcontrib><creatorcontrib>MENG ZHAOHUI</creatorcontrib><creatorcontrib>ZHANG BAO</creatorcontrib><title>Urban waterlogging-prone point information recommendation method based on government affair user portraits</title><description>The invention discloses a city waterlogging-prone point information recommendation method based on government affair user portraits, and the method comprises the steps: constructing a government affair user feature tag and interest tag system, and extracting government affair user basic feature tags based on government affair user basic information; 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basic feature vectors of the government affair users and long-term interest vectors and short-term interest vectors of the government affair users on the urban waterlogging-prone point information are calculated, and weighted fusion is carried out on the long-term interest vectors and the short-term interest vectors of the government affair users to obtain interest vectors of the government affair users on the urban waterlogging-prone point information; connecting an urban waterlogging-prone point information database, and constructing a data item feature vector; and calculating the similarity between the user interest and the data feature by using the interest ve</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | CALCULATING COMPUTING COUNTING DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FORADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORYOR FORECASTING PURPOSES ELECTRIC DIGITAL DATA PROCESSING PHYSICS SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE,COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTINGPURPOSES, NOT OTHERWISE PROVIDED FOR |
| title | Urban waterlogging-prone point information recommendation method based on government affair user portraits |
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