Path track correction method and device, equipment and medium
The invention discloses a path track correction method and device, equipment and a medium, and the method comprises the steps: obtaining a coordinate set of an initial path point of a to-be-corrected path, carrying out the B-spline fitting, obtaining the position of each control point of the to-be-c...
Gespeichert in:
| Hauptverfasser: | , , , , , |
|---|---|
| Format: | Patent |
| Sprache: | chi ; eng |
| Schlagworte: | |
| Online-Zugang: | Volltext bestellen |
| Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
| container_end_page | |
|---|---|
| container_issue | |
| container_start_page | |
| container_title | |
| container_volume | |
| creator | YU DONGDONG LU WEI LEE SEUNG-WON CHEN GONG ZHANG LIFU GAO BINGSHU |
| description | The invention discloses a path track correction method and device, equipment and a medium, and the method comprises the steps: obtaining a coordinate set of an initial path point of a to-be-corrected path, carrying out the B-spline fitting, obtaining the position of each control point of the to-be-corrected path, and carrying out the B-spline fitting for each control point, according to the positions of the control point and two adjacent control points before the control point, determining an angle difference value between the direction of a connecting line between the control point and a previous control point and the direction of a connecting line between the previous control point and a previous control point, and/or according to a pre-stored ESDF map, determining the distance of a nearest obstacle corresponding to the control point, and angle optimization and/or obstacle distance optimization are/is carried out to determine the updated position of the control point, and B-spline distance sampling is carri |
| format | Patent |
| fullrecord | <record><control><sourceid>epo_EVB</sourceid><recordid>TN_cdi_epo_espacenet_CN115639817A</recordid><sourceformat>XML</sourceformat><sourcesystem>PC</sourcesystem><sourcerecordid>CN115639817A</sourcerecordid><originalsourceid>FETCH-epo_espacenet_CN115639817A3</originalsourceid><addsrcrecordid>eNrjZLANSCzJUCgpSkzOVkjOLypKTS7JzM9TyE0tychPUUjMS1FISS3LTE7VUUgtLM0syE3NKwGL5qamZJbm8jCwpiXmFKfyQmluBkU31xBnD93Ugvz41OKCxOTUvNSSeGc_Q0NTM2NLC0NzR2Ni1AAA_JEv7A</addsrcrecordid><sourcetype>Open Access Repository</sourcetype><iscdi>true</iscdi><recordtype>patent</recordtype></control><display><type>patent</type><title>Path track correction method and device, equipment and medium</title><source>esp@cenet</source><creator>YU DONGDONG ; LU WEI ; LEE SEUNG-WON ; CHEN GONG ; ZHANG LIFU ; GAO BINGSHU</creator><creatorcontrib>YU DONGDONG ; LU WEI ; LEE SEUNG-WON ; CHEN GONG ; ZHANG LIFU ; GAO BINGSHU</creatorcontrib><description>The invention discloses a path track correction method and device, equipment and a medium, and the method comprises the steps: obtaining a coordinate set of an initial path point of a to-be-corrected path, carrying out the B-spline fitting, obtaining the position of each control point of the to-be-corrected path, and carrying out the B-spline fitting for each control point, according to the positions of the control point and two adjacent control points before the control point, determining an angle difference value between the direction of a connecting line between the control point and a previous control point and the direction of a connecting line between the previous control point and a previous control point, and/or according to a pre-stored ESDF map, determining the distance of a nearest obstacle corresponding to the control point, and angle optimization and/or obstacle distance optimization are/is carried out to determine the updated position of the control point, and B-spline distance sampling is carri</description><language>chi ; eng</language><subject>CALCULATING ; COMPUTING ; CONTROLLING ; COUNTING ; DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FORADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORYOR FORECASTING PURPOSES ; PHYSICS ; REGULATING ; SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES ; 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=20230124&DB=EPODOC&CC=CN&NR=115639817A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,777,882,25545,76296</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20230124&DB=EPODOC&CC=CN&NR=115639817A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>YU DONGDONG</creatorcontrib><creatorcontrib>LU WEI</creatorcontrib><creatorcontrib>LEE SEUNG-WON</creatorcontrib><creatorcontrib>CHEN GONG</creatorcontrib><creatorcontrib>ZHANG LIFU</creatorcontrib><creatorcontrib>GAO BINGSHU</creatorcontrib><title>Path track correction method and device, equipment and medium</title><description>The invention discloses a path track correction method and device, equipment and a medium, and the method comprises the steps: obtaining a coordinate set of an initial path point of a to-be-corrected path, carrying out the B-spline fitting, obtaining the position of each control point of the to-be-corrected path, and carrying out the B-spline fitting for each control point, according to the positions of the control point and two adjacent control points before the control point, determining an angle difference value between the direction of a connecting line between the control point and a previous control point and the direction of a connecting line between the previous control point and a previous control point, and/or according to a pre-stored ESDF map, determining the distance of a nearest obstacle corresponding to the control point, and angle optimization and/or obstacle distance optimization are/is carried out to determine the updated position of the control point, and B-spline distance sampling is carri</description><subject>CALCULATING</subject><subject>COMPUTING</subject><subject>CONTROLLING</subject><subject>COUNTING</subject><subject>DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FORADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORYOR FORECASTING PURPOSES</subject><subject>PHYSICS</subject><subject>REGULATING</subject><subject>SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES</subject><subject>SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE,COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTINGPURPOSES, NOT OTHERWISE PROVIDED FOR</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2023</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZLANSCzJUCgpSkzOVkjOLypKTS7JzM9TyE0tychPUUjMS1FISS3LTE7VUUgtLM0syE3NKwGL5qamZJbm8jCwpiXmFKfyQmluBkU31xBnD93Ugvz41OKCxOTUvNSSeGc_Q0NTM2NLC0NzR2Ni1AAA_JEv7A</recordid><startdate>20230124</startdate><enddate>20230124</enddate><creator>YU DONGDONG</creator><creator>LU WEI</creator><creator>LEE SEUNG-WON</creator><creator>CHEN GONG</creator><creator>ZHANG LIFU</creator><creator>GAO BINGSHU</creator><scope>EVB</scope></search><sort><creationdate>20230124</creationdate><title>Path track correction method and device, equipment and medium</title><author>YU DONGDONG ; LU WEI ; LEE SEUNG-WON ; CHEN GONG ; ZHANG LIFU ; GAO BINGSHU</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN115639817A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2023</creationdate><topic>CALCULATING</topic><topic>COMPUTING</topic><topic>CONTROLLING</topic><topic>COUNTING</topic><topic>DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FORADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORYOR FORECASTING PURPOSES</topic><topic>PHYSICS</topic><topic>REGULATING</topic><topic>SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES</topic><topic>SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE,COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTINGPURPOSES, NOT OTHERWISE PROVIDED FOR</topic><toplevel>online_resources</toplevel><creatorcontrib>YU DONGDONG</creatorcontrib><creatorcontrib>LU WEI</creatorcontrib><creatorcontrib>LEE SEUNG-WON</creatorcontrib><creatorcontrib>CHEN GONG</creatorcontrib><creatorcontrib>ZHANG LIFU</creatorcontrib><creatorcontrib>GAO BINGSHU</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>YU DONGDONG</au><au>LU WEI</au><au>LEE SEUNG-WON</au><au>CHEN GONG</au><au>ZHANG LIFU</au><au>GAO BINGSHU</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Path track correction method and device, equipment and medium</title><date>2023-01-24</date><risdate>2023</risdate><abstract>The invention discloses a path track correction method and device, equipment and a medium, and the method comprises the steps: obtaining a coordinate set of an initial path point of a to-be-corrected path, carrying out the B-spline fitting, obtaining the position of each control point of the to-be-corrected path, and carrying out the B-spline fitting for each control point, according to the positions of the control point and two adjacent control points before the control point, determining an angle difference value between the direction of a connecting line between the control point and a previous control point and the direction of a connecting line between the previous control point and a previous control point, and/or according to a pre-stored ESDF map, determining the distance of a nearest obstacle corresponding to the control point, and angle optimization and/or obstacle distance optimization are/is carried out to determine the updated position of the control point, and B-spline distance sampling is carri</abstract><oa>free_for_read</oa></addata></record> |
| fulltext | fulltext_linktorsrc |
| identifier | |
| ispartof | |
| issn | |
| language | chi ; eng |
| recordid | cdi_epo_espacenet_CN115639817A |
| source | esp@cenet |
| subjects | CALCULATING COMPUTING CONTROLLING COUNTING DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FORADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORYOR FORECASTING PURPOSES PHYSICS REGULATING SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE,COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTINGPURPOSES, NOT OTHERWISE PROVIDED FOR |
| title | Path track correction method and device, equipment and medium |
| url | https://sfx.bib-bvb.de/sfx_tum?ctx_ver=Z39.88-2004&ctx_enc=info:ofi/enc:UTF-8&ctx_tim=2025-01-19T08%3A26%3A35IST&url_ver=Z39.88-2004&url_ctx_fmt=infofi/fmt:kev:mtx:ctx&rfr_id=info:sid/primo.exlibrisgroup.com:primo3-Article-epo_EVB&rft_val_fmt=info:ofi/fmt:kev:mtx:patent&rft.genre=patent&rft.au=YU%20DONGDONG&rft.date=2023-01-24&rft_id=info:doi/&rft_dat=%3Cepo_EVB%3ECN115639817A%3C/epo_EVB%3E%3Curl%3E%3C/url%3E&disable_directlink=true&sfx.directlink=off&sfx.report_link=0&rft_id=info:oai/&rft_id=info:pmid/&rfr_iscdi=true |