Santa Klara Kaliforniya Universitetinin g\u0259nc t\u0259dqiqat\u00e7\u0131lar qrupu informatika v\u0259 hesablama texnikas\u0131 professoru Katia Obraczka-n\u0131n r\u0259hb\u0259rliyi alt\u0131nda Pulse-Fi adl\u0131 sistem haz\u0131rlay\u0131b. Bu sistem Wi-Fi siqnal\u0131n\u0131n analizi vasit\u0259sil\u0259 insan\u0131n \u00fcr\u0259k d\u00f6y\u00fcnt\u00fcl\u0259rinin tezliyini t\u0259mass\u0131z \u00f6l\u00e7m\u0259y\u0259 imkan verir. Sistemin i\u015fl\u0259m\u0259si \u00fc\u00e7\u00fcn onlar ESP32 naqilsiz mikrokontrollerind\u0259n \u0259ld\u0259 edil\u0259n m\u0259lumatlar\u0131n machine learning alqoritmi il\u0259 emal\u0131n\u0131 t\u0259klif edibl\u0259r. Bu alqoritm Wi-Fi siqnal\u0131n\u0131n t\u0259hrifl\u0259rini 5 saniy\u0259 \u0259rzind\u0259 t\u0259hlil etdikd\u0259n sonra insan\u0131n \u00fcr\u0259k d\u00f6y\u00fcnt\u00fcl\u0259rinin tezliyi il\u0259 ba\u011fl\u0131 t\u0259xminl\u0259r verm\u0259y\u0259 ba\u015flay\u0131b v\u0259 n\u0259tic\u0259l\u0259rd\u0259 d\u0259qiqlik t\u0259xmin\u0259n yar\u0131m d\u00f6y\u00fcnt\u00fc\/d\u0259qiq\u0259 s\u0259viyy\u0259sind\u0259 olub. Daha uzunm\u00fcdd\u0259tli m\u00fc\u015fahid\u0259l\u0259r v\u0259 daha g\u00fccl\u00fc Wi-Fi avadanl\u0131qlar\u0131ndan istifad\u0259 zaman\u0131 is\u0259 x\u0259tan\u0131n daha da azald\u0131lmas\u0131 m\u00fcmk\u00fcn olub.<\/p>\n
Pulse-Fi sistemi cihazdan t\u0259xmin\u0259n 3 metr<\/strong>m\u0259saf\u0259d\u0259 \u00f6z funksiyas\u0131n\u0131 yerin\u0259 yetirir, y\u0259ni insan b\u0259d\u0259ni il\u0259 birba\u015fa t\u0259mas t\u0259l\u0259b olunmur. Sistem 118 k\u00f6n\u00fcll\u00fc v\u0259 17 f\u0259rqli b\u0259d\u0259n v\u0259ziyy\u0259tind\u0259 s\u0131naqdan ke\u00e7irilib. Layih\u0259nin m\u00fc\u0259llifl\u0259ri m\u00fc\u0259yy\u0259n edibl\u0259r ki, bu sistemin t\u0259tbiqi \u00fc\u00e7\u00fcn x\u00fcsusi \u015f\u0259rtl\u0259r\u0259 ehtiyac yoxdur: uzanmaq, oturmaq v\u0259 ya g\u0259zm\u0259k m\u00fcmk\u00fcnd\u00fcr v\u0259 n\u0259tic\u0259l\u0259rin d\u0259qiqliyi azalmaqdan qorunur. Layih\u0259nin \u0259n m\u00fch\u00fcm \u00fcst\u00fcnl\u00fckl\u0259rind\u0259n biri istifad\u0259 olunan avadanl\u0131\u011f\u0131n a\u015fa\u011f\u0131 qiym\u0259tidir – aliml\u0259r x\u0259rcl\u0259ri 5-10$ aral\u0131\u011f\u0131nda saxlaya bilibl\u0259r. Raspberry<\/strong> Pi<\/strong> sinfin\u0259 aid platformalar is\u0259 daha y\u00fcks\u0259k d\u0259qiqlik n\u00fcmayi\u015f etdirir v\u0259 30$-l\u0131q qiym\u0259t\u0259 k\u00fctl\u0259vi t\u0259tbiq \u00fc\u00e7\u00fcn kifay\u0259t q\u0259d\u0259r \u0259l\u00e7atan hesab olunur.<\/p>\n N\u0259tic\u0259d\u0259 \u0259ld\u0259 edil\u0259n m\u0259lumatlar\u0131n d\u0259qiqliyi \u0259ks\u0259r h\u0259kiml\u0259rin istifad\u0259 etdikl\u0259ri pulsoksimetrl\u0259rin d\u0259qiqliyi il\u0259 m\u00fcqayis\u0259 oluna bil\u0259r. Pulsoksimetrl\u0259r \u00fcr\u0259k d\u00f6y\u00fcnt\u00fcl\u0259rinin tezliyini v\u0259 qan\u0131n oksigenl\u0259 doyma s\u0259viyy\u0259sini \u00f6l\u00e7\u00fcr, lakin birba\u015fa t\u0259mas t\u0259l\u0259b edir v\u0259 ad\u0259t\u0259n barma\u011fa tax\u0131l\u0131r. Haz\u0131rda Pulse-Fi layih\u0259sinin m\u00fc\u0259llifl\u0259ri n\u0259f\u0259s tezliyini \u00f6l\u00e7m\u0259k \u00fc\u00e7\u00fcn sistem qurma\u011fa \u00e7al\u0131\u015f\u0131rlar. Bu, ad\u0259t\u0259n portativ monitorlardan istifad\u0259ni t\u0259l\u0259b ed\u0259n yuxu apnoesini m\u00fc\u0259yy\u0259nl\u0259\u015fdirm\u0259y\u0259 k\u00f6m\u0259k ed\u0259c\u0259k. \u018fg\u0259r t\u0259dqiqat\u00e7\u0131lar bu m\u0259s\u0259l\u0259ni d\u0259 naqilsiz siqnal\u0131n analizi \u0259sas\u0131nda h\u0259ll ed\u0259 bils\u0259l\u0259r, bu sindromun a\u015fkarlanmas\u0131 v\u0259 diaqnostikas\u0131 daha rahat v\u0259 sad\u0259 ol<\/p>\n