Collision identification method and device, equipment and storage medium
The invention provides a collision recognition method and device, equipment and a storage medium. The collision recognition method comprises the steps that target vibration signals collected by a distributed optical fiber vibration sensing system arranged on the periphery of a traffic road are acqui...
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creator | YI JICHAO HUANG SHENG WANG CHEN QU SHUAI LI CHANG CAO BING NI JIASHENG WANG WEITAO SHANG YING |
description | The invention provides a collision recognition method and device, equipment and a storage medium. The collision recognition method comprises the steps that target vibration signals collected by a distributed optical fiber vibration sensing system arranged on the periphery of a traffic road are acquired; inputting the target vibration signal into a pre-trained feature extraction network, and obtaining vibration feature information of the target vibration signal through the feature extraction network; the feature extraction network performs vibration feature extraction by combining one-dimensional convolution with a residual block, and the feature extraction network is trained based on a sample vibration signal and a corresponding event tag; and inputting the vibration characteristic information of the target vibration signal into a pre-trained type prediction network, and determining whether the vibration event type corresponding to the target vibration signal is a road guardrail collision event according to t |
format | Patent |
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The collision recognition method comprises the steps that target vibration signals collected by a distributed optical fiber vibration sensing system arranged on the periphery of a traffic road are acquired; inputting the target vibration signal into a pre-trained feature extraction network, and obtaining vibration feature information of the target vibration signal through the feature extraction network; the feature extraction network performs vibration feature extraction by combining one-dimensional convolution with a residual block, and the feature extraction network is trained based on a sample vibration signal and a corresponding event tag; and inputting the vibration characteristic information of the target vibration signal into a pre-trained type prediction network, and determining whether the vibration event type corresponding to the target vibration signal is a road guardrail collision event according to t</description><language>chi ; eng</language><subject>CALCULATING ; COMPUTER SYSTEMS BASED ON SPECIFIC COMPUTATIONAL MODELS ; COMPUTING ; COUNTING ; ELECTRIC DIGITAL DATA PROCESSING ; MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC ORINFRASONIC WAVES ; MEASURING ; PHYSICS ; TESTING</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=20230411&DB=EPODOC&CC=CN&NR=115952409A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20230411&DB=EPODOC&CC=CN&NR=115952409A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>YI JICHAO</creatorcontrib><creatorcontrib>HUANG SHENG</creatorcontrib><creatorcontrib>WANG CHEN</creatorcontrib><creatorcontrib>QU SHUAI</creatorcontrib><creatorcontrib>LI CHANG</creatorcontrib><creatorcontrib>CAO BING</creatorcontrib><creatorcontrib>NI JIASHENG</creatorcontrib><creatorcontrib>WANG WEITAO</creatorcontrib><creatorcontrib>SHANG YING</creatorcontrib><title>Collision identification method and device, equipment and storage medium</title><description>The invention provides a collision recognition method and device, equipment and a storage medium. 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subjects | CALCULATING COMPUTER SYSTEMS BASED ON SPECIFIC COMPUTATIONAL MODELS COMPUTING COUNTING ELECTRIC DIGITAL DATA PROCESSING MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC ORINFRASONIC WAVES MEASURING PHYSICS TESTING |
title | Collision identification method and device, equipment and storage medium |
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