基于YOLOv8的多功能導(dǎo)盲系統(tǒng)設(shè)計

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Design of YOLOv8-based multifunctional guidance system for the blind

SUN Youming12，WU Gao’，LI Xiangcheng1，2 （1.School ofComputer，Electronicsand Information，Guangxi University，Nanning 53oo4，China; 2.uangxiKbtialila

Abstract：ThepopulationoftheblindindividualsinChinaislarge.However，thereisalackofefectiveandaffordable meansofguidingtheblind，soitisdificulttoensuretheirsafetywhentheytraveling.Inviewofthis，amultifunctionalguidance systembasedontheRaspberyPi4Bisdesignedfortheblind.Thesystem iscapableofobstacledetectionandrecognition， pedestriannavigationandremotepositioning，andvoicebroadcasting.Itintegratesultrasonicsensorsandcameras，utilizinga visual objectdetectionalgorithmbasedon YOLOv8forobstacledetectionandrecognition.TheGPS modulefacilitates pedestrian navigatinandremoteposioning，alowingfamilymemberstoquerytheblindindividual'slocationinrealtime，therebyensuring theirtravelsafety.Aditionall，llgudanceinstructionsareprovidedbyvoiceroadcastingtoasisttheblind，ehacingthe systemusability.Thetestresultsdemonstratethattheproposedsystemcandetectobstacleswithin fourmetersandrecognize fifteenkindsofcommonobstacleswithhighdetectionprecisionandrecognitionaccuracy.Thesystemalsoshowsreliablepath planning and positioning capabilities.To sum up，the proposed systemcan meet the safety requirements for guidance.

Keywords：guidance systemforthe blind; YOLOv8;obstacleavoidance;path planning; remote positioning; Raspberry Pi4B

0 引言

根據(jù)中國盲人協(xié)會官網(wǎng)公布的數(shù)據(jù)，截至2023年我國有1700多萬名盲人[1-2。（剩余5945字）