Shin daƙiƙa biyar ne mai yawa ko kaɗan? Don shan kofi mai zafi bai isa ba, don shafa katin ku kuma tafi aiki yana da yawa. Amma a wasu lokuta ma saboda irin wannan jinkirin, ana yin layuka a wuraren bincike, musamman ma da safe. Yanzu bari mu cika buƙatun rigakafin COVID-19 kuma mu fara auna zafin duk wanda ke shiga? Lokacin wucewa zai karu da sau 3-4, saboda wannan taron zai bayyana, kuma maimakon yaƙar cutar, za mu sami yanayi mai kyau don yaɗuwarta.
Don hana faruwar hakan, kuna buƙatar ko dai ku tsara mutane a cikin jerin gwano ko sarrafa wannan tsari. A cikin zaɓi na biyu, wajibi ne a dauki yawan zafin jiki na yawan jama'a a lokaci daya, ba tare da ɗaukar su da ƙarin ayyuka ba. Ana iya yin wannan ta ƙara tsarin sa ido na bidiyo kuma aiwatar da ayyuka da yawa a lokaci ɗaya: gano fuskoki, auna zafin jiki kuma ƙayyade kasancewar abin rufe fuska. Mun yi magana game da yadda irin waɗannan tsarin ke aiki a taronmu ""kuma za mu gaya muku dalla-dalla a ƙarƙashin yanke.
Ina ake amfani da tsarin hoto na thermal?
Hoton thermal shine na'urar gani-lantarki da ke "gani" a cikin bakan infrared. Haka ne, wannan abu ɗaya ne daga fina-finai na aiki game da lalata sojojin musamman da kuma fina-finai game da Predator, wanda ke da kyau ya canza hoton da aka saba a cikin ja da sautunan shuɗi. A aikace, babu wani sabon abu game da shi kuma ana amfani da su sosai: masu ɗaukar hoto suna tantance matsayi da siffar abubuwan da ke fitar da zafi kuma suna auna zafinsu.
A cikin masana'antu, an daɗe ana amfani da masu ɗaukar hoto na thermal don lura da yanayin zafi akan layin samarwa, kayan aikin masana'antu ko bututun mai. Sau da yawa ana iya ganin masu daukar hoto na thermal a kewayen kewayen abubuwa masu mahimmanci: tsarin hoto na thermal "gani" zafin da mutum ke fitarwa. Tare da taimakonsu, tsarin tsaro suna gano shigar da ba da izini ba a cikin kayan aiki ko da a cikin duhu.
Saboda COVID-19, ana ƙara haɗa kyamarori masu ɗaukar hoto na thermal tare da tsarin gano ƙwayoyin halitta don sarrafawa. Misali, hadedde cikin "»(cikakkar bayani daga Rostelecom, wanda aka haɓaka kuma aka kera shi a Rasha) na'urorin hoto na thermal na iya auna zafin jikin mutane, bin motsin motsi da haskaka mutane tare da yanayin zafi.
Babu ka'idoji na wajibi don amfani da tsarin hoto na thermal a Rasha, amma akwai gabaɗaya , bisa ga abin da ya zama dole don saka idanu da zafin jiki na duk baƙi da ma'aikata. Kuma tsarin hoto na thermal yana yin hakan kusan nan take, ba tare da buƙatar ƙarin ayyuka daga ma'aikata da baƙi ba.
Yadda tsarin yawo ba tare da tuntuɓar yanayin awo ke aiki ba
Tushen tsarin shine hadadden hoto na thermal wanda ya kunshi hotunan thermal da kyamarori na al'ada, waɗanda aka tattara a cikin gidaje na kowa. Idan kuna tafiya a kan wani corridor kuma kyamarori masu idanu biyu suna kallon ku a fuska, wannan hoton zafi ne. ’Yan wasan ’yan wasan China a wasu lokuta suna sanya su farare kuma suna ƙara ƙananan “kunnuwa” don sa su zama kamar panda.
Ana buƙatar na'urori masu sauƙi don haɗawa tare da BioSKUD da kuma aiki na algorithms ganewar fuska - don ganowa da kuma duba samuwar kayan kariya na sirri (mask) ga waɗanda ke shiga. Bugu da ƙari, ana iya amfani da kamara ta al'ada don saka idanu tsakanin mutane ko tsakanin mutane da kayan aiki. A cikin software, bayanin bidiyo game da sakamakon auna yana nunawa a cikin wani nau'i da aka saba da mai aiki.
Domin mai ɗaukar hoto na thermal ya mayar da martani ga yanayin zafin mutane kawai, ya riga ya ƙunshi algorithm gano fuska. Kayan aiki yana karanta yawan zafin jiki daga matrix thermal a madaidaicin maki - a cikin wannan yanayin, a cikin yankin goshin. Idan ba tare da wannan "tace ba," mai ɗaukar hoto na thermal zai haifar da kofuna na kofi mai zafi, fitilu masu haske, da dai sauransu. Ƙarin ayyuka sun haɗa da saka idanu kasancewar kayan kariya da kuma kiyaye nesa.
Yawanci, a ƙofar gida, tsarin hoton zafi yana haɗawa tare da tsarin sarrafawa da tsarin gudanarwa. Rukunin yana haɗawa zuwa uwar garken, wanda ke aiwatar da bayanai masu shigowa ta amfani da algorithms na nazarin bidiyo kuma yana watsa su zuwa wurin aiki mai sarrafa kansa (AWS).
Idan kyamarar hoto ta thermal ta gano yanayin zafin jiki, to, kamara ta yau da kullun tana ɗaukar hoto na baƙo kuma ta aika zuwa tsarin sarrafawa don ganewa tare da bayanan ma'aikata ko baƙi.
Daidaita tsarin hoto na thermal: daga samfuran tunani zuwa koyon injin
Don saitawa da sarrafa ma'aunin zafin jiki mara lamba, yawanci ana amfani dashi cikakken baƙar fata (ABL), wanda a kowane zafin jiki yana ɗaukar radiation electromagnetic a cikin kowane jeri. An shigar da shi a fagen kallon kyamarar hoto na thermal kuma ana amfani dashi don daidaita hoton thermal. Baƙar fata yana kula da yanayin zafi na 32-40 ° C (dangane da masana'anta), wanda aka "duba kayan aiki" a duk lokacin da ya auna zafin sauran abubuwa.
Yana da wuya a yi amfani da irin wannan tsarin. Don haka, don mai ɗaukar hoto na thermal yayi aiki daidai, jikin baƙar fata dole ne ya dumi zuwa zafin da ake so na mintuna 10-15. A wani wuri, ana kashe rukunin hotunan thermal da dare, kuma da safe baƙar fata ba ta da lokacin yin dumi da kyau. A sakamakon haka, duk wanda ke shiga motsi yana da zafi mai zafi a farkon motsi. Daga baya mun gano shi, kuma yanzu ba a kashe tsarin hoton thermal da dare.
A halin yanzu muna haɓaka fasahar gwaji wanda ke ba mu damar yin ba tare da baƙar fata ba. Ya juya cewa fatar jikinmu tana kusa da halayensa zuwa jiki baki ɗaya, kuma ana iya amfani da fuskar mutum a matsayin ma'auni. Mun san cewa yawancin mutane suna da zafin jiki na 36,6 ° C. Idan, alal misali, kuna bin mutane masu zafin jiki iri ɗaya na minti 10 kuma ku ɗauki wannan zafin ya zama 36,6 ° C, to zaku iya daidaita hoton thermal dangane da fuskokinsu. Wannan fasaha, wanda aka aiwatar tare da taimakon basirar wucin gadi, yana nuna sakamako mai kyau - ba mafi muni fiye da tsarin hoto na thermal tare da baki ba.
Inda har yanzu ana amfani da baƙar fata, hankali na wucin gadi yana taimakawa wajen daidaita hotuna masu zafi. Gaskiyar ita ce, yawancin tsarin hoto na thermal suna buƙatar shigar da kayan aikin zafi da hannu da daidaitawa zuwa jikin baƙar fata. Amma a lokacin, lokacin da yanayi ya canza, dole ne a sake yin ƙima, in ba haka ba masu ɗaukar hoto na thermal sun fara nuna bambance-bambancen yanayin zafi ko amsa ga baƙi tare da yanayin zafi na yau da kullun. Daidaitawa da hannu shine irin wannan abin farin ciki, don haka mun kirkiro wani tsari bisa ga hankali na wucin gadi, wanda ke da alhakin gano jikin baƙar fata kuma ya daidaita komai da kansa.
Shin yana yiwuwa a ɓoye kanka daga algorithms?
Ana amfani da hankali na wucin gadi da koyan na'ura galibi a cikin abubuwan da ba su da alaka da su. AI yana da alhakin gano fuskoki a cikin rafi don auna zafin jiki, yin watsi da abubuwa na waje (kofin kofi ko shayi mai zafi, abubuwan haske, kayan lantarki). Da kyau, algorithms horarwa don gane fuskokin sanye da abin rufe fuska ya zama dole ga kowane tsari tun daga 2018, tun kafin coronavirus: a Gabas ta Tsakiya, mutane suna rufe wani muhimmin bangare na fuskokinsu saboda dalilai na addini, kuma a yawancin kasashen Asiya suna da dogon lokaci. amfani da abin rufe fuska don kariya daga mura ko hayaƙi na birni. Gane fuskar da ke ɓoye ya fi wahala, amma algorithms kuma suna haɓaka: a yau cibiyoyin sadarwar jijiyoyi suna gano fuskokin sanye da abin rufe fuska tare da yuwuwar shekara guda da ta gabata ba tare da abin rufe fuska ba.
Da alama ya kamata abin rufe fuska da sauran kayan kariya na sirri sun zama matsala wajen ganowa. Amma a aikace, ba kasancewar abin rufe fuska ba ko kuma canza salon gashi ko siffar gilashin da ke shafar daidaiton ganewa. Algorithms don gano fuskoki suna amfani da maki daga yankin ido-kunne-hanci wanda ya kasance a buɗe.
Halin “rashin kasawa” kawai a cikin aikinmu ya haɗa da canza kamannin mutum ta hanyar tiyatar filastik. Wata ma'aikaciya bayan tiyatar filastik ta kasa wucewa ta hanyar juyawa: na'urori masu sarrafa kwayoyin halitta sun kasa gano ta. Dole ne in sabunta hoton don samun damar yin amfani da joometry na fuska ya sake yin aiki.
Ƙarfin tsarin hoto na thermal
Daidaiton ma'auni da saurin sa ya dogara da ƙudurin matrix mai hoto na thermal da sauran halayensa. Amma a bayan kowane matrix akwai software: algorithm na nazarin bidiyo yana da alhakin gano abubuwa a cikin firam, ganowa da tace su.
Misali, algorithm na daya daga cikin hadaddun yana auna yawan zafin jiki na mutane 20 a lokaci guda. Ƙarfin ginin ya kai mutane 400 a cikin minti ɗaya, wanda ya isa a yi amfani da shi a manyan masana'antu, filayen jirgin sama da tashoshin jirgin ƙasa. A lokaci guda, masu ɗaukar hoto na thermal suna rikodin zafin jiki a nesa har zuwa mita 9 tare da daidaiton ƙari ko ragi 0,3 ° C.
Akwai mafi sauki hadaddun. Koyaya, kuma suna iya jure ayyukansu yadda ya kamata. Magani ɗaya shine haɗa mai hoto mai zafi a cikin firam ɗin gano ƙarfe. Wannan saitin kayan aiki ya dace da wuraren bincike tare da ƙananan baƙi - har zuwa mutane 40 a cikin minti daya. Irin waɗannan kayan aikin suna gano fuskokin mutane kuma suna auna zafin jiki tare da daidaiton 0,5 ° C a nesa har zuwa mita 1.
Matsaloli yayin aiki tare da masu ɗaukar hoto na thermal
Ma'aunin zafin jiki mara lamba na mutane a cikin rafi ba za a iya kiran shi cikakke ba tukuna. Alal misali, idan mutum ya kasance a waje na dogon lokaci a cikin yanayin sanyi, a ƙofar ƙofar mai hoton thermal zai nuna zafin jiki 1-2 ° C ƙasa da na ainihi. Saboda wannan, tsarin na iya ƙyale mutanen da ke da matsanancin zafi su shiga wurin. Ana iya magance wannan ta hanyoyi daban-daban, misali:
- a) ƙirƙira hanyar daɗaɗɗa ta thermal ta yadda kafin auna zafin jiki, mutane su daidaita kuma su ƙaura daga sanyi;
- b) a ranakun sanyi, ƙara 1-2 ° C ga zafin duk fasinjojin da ke shigowa - duk da haka, wannan zai sa waɗanda suka zo ta mota su fuskanci tuhuma.
Wata matsala ita ce alamar farashin daidaitattun tsarin hoto na thermal. Wannan ya faru ne saboda tsadar farashin samar da matrix na hoto na thermal, wanda ke buƙatar daidaitaccen calibration, germanium optics, da sauransu.
source: www.habr.com