Biometrics sune ma'aunin jiki da lissafin da ke da alaƙa da halayen ɗan adam.Ana amfani da tantancewar biometric (ko ingantaccen tabbaci) a cikin kimiyyar kwamfuta azaman nau'i na ganewa da ikon samun dama.Ana kuma amfani da shi don gano mutane a cikin ƙungiyoyin da ake sa ido.

Abubuwan gano kwayoyin halitta sune na musamman, halaye masu aunawa da ake amfani da su don yin lakabi da bayyana mutane.Sau da yawa ana rarraba masu gano ƙwayoyin halitta azaman halaye na physiological waɗanda ke da alaƙa da sifar jiki.Misalai sun haɗa da, amma ba'a iyakance ga sawun yatsa, jijiyoyin dabino, gane fuska, DNA, bugun dabino, lissafi na hannu, gane iris, retina, da ƙamshi.

Fasahar tantance halittu ta ƙunshi kimiyyar kwamfuta, optics da acoustics da sauran ilimin kimiyyar jiki, kimiyyar halitta, nazarin halittu da ka'idojin nazarin halittu, fasahar tsaro, da fasaha na fasaha na wucin gadi da sauran manyan ilimomi na asali da sabbin fasahohin aikace-aikace.Yana da cikakken multidisciplinary fasaha mafita.

A cikin 'yan shekarun nan, tare da haɓakar basirar wucin gadi, fasahar gano kwayoyin halitta ta zama mafi girma.A halin yanzu, fasahar gane fuska ita ce mafi wakilcin na'urorin halitta.

Gane fuska

Tsarin tantance fuska ya haɗa da tarin fuska, gano fuska, cire fasalin fuska da kuma daidaita fuska.Tsarin gane fuska yana amfani da fasahohi daban-daban kamar AdaBoos algorithm, hanyar sadarwa ta jujjuyawar jijiya da goyan bayan injin vector a cikin koyon injin.

Hanyar gane fuska

A halin yanzu, matsalolin gane fuska na gargajiya da suka hada da jujjuya fuska, rufe fuska, kamanceceniya, da sauransu an inganta su sosai, wanda ke inganta daidaiton fuska.Fuskar 2D, fuskar 3D, fuska mai ban mamaki Kowane yanayi yana da yanayi daban-daban na karbuwa na saye, matakin tsaro na bayanai da fahimtar sirri, da ƙari, da ƙari mai zurfi na koyo na manyan bayanai yana sa 3D fuskar ganewa algorithm ya ƙara lahani na tsinkayar 2D, Yana iya sauri gane ainihin mutum, wanda ya kawo wani ci gaba don aikace-aikacen gane fuska mai fuska biyu.

A lokaci guda kuma, ana amfani da fasahar gano ƙwayoyin cuta a halin yanzu a matsayin babbar fasaha don inganta amincin fuskar fuska, wanda zai iya tsayayya da yaudarar jabu kamar hotuna, bidiyo, ƙirar 3D, da abin rufe fuska, kuma da kansa ya tantance ainihin asalin. masu amfani da aiki.A halin yanzu, tare da saurin haɓaka fasahar gano fuska, yawancin sabbin aikace-aikace irin su na'urori masu wayo, kuɗi na kan layi, da biyan kuɗi na fuska sun ƙara shahara, suna kawo sauri da dacewa ga rayuwar kowa da aikinsa.

Ganewar dabino

Fitowar dabino sabon nau'in fasaha ne na gano ƙwayoyin halitta, wanda ke amfani da tawun jikin ɗan adam a matsayin abin da ake nufi, kuma yana tattara bayanan halitta ta hanyar fasahar hoto da yawa.Za'a iya ɗaukar ficewar dabino da yawa a matsayin samfuri na fasahar ganewa na halitta wanda ya haɗa nau'i-nau'i da yawa da fasalulluka masu niyya.Wannan sabuwar fasaha ta haɗa nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan fata guda uku waɗanda za a iya gane su, bugun dabino da jijiyoyin jijiya don samar da ƙarin bayanai masu yawa a lokaci ɗaya da haɓaka bambance-bambancen abubuwan da ake niyya.

A bana, fasahar gane dabino ta Amazon, mai suna Orville, ta fara gwaji.Na'urar daukar hoto ta farko ta samo saitin infrared polarized hotuna na asali, yana mai da hankali kan abubuwan waje na dabino, kamar layi da folds;lokacin da aka sake samun saiti na biyu na hotuna masu banƙyama, yana mai da hankali kan tsarin dabino da fasali na ciki, kamar su jijiya, ƙasusuwa, kyallen takarda, da dai sauransu. An fara sarrafa danyen hotuna don samar da saitin hotuna masu ɗauke da hannaye.Waɗannan hotuna suna da haske sosai, suna mai da hankali sosai, kuma suna nuna dabino a cikin wani takamaiman wuri, a cikin takamaiman matsayi, kuma an lakafta su azaman hagu ko dama.

A halin yanzu, fasahar tantance dabino ta Amazon na iya tabbatar da ainihin mutum da kuma kammala biyan kuɗi a cikin daƙiƙa 300 kawai, kuma baya buƙatar masu amfani da su sanya hannayensu akan na'urar tantancewa, kawai suna dagawa da duba ba tare da tuntuɓar su ba.Rashin gazawar wannan fasaha shine kusan 0.0001%.A lokaci guda, ƙaddamar da dabino shine tabbatarwa sau biyu a matakin farko - karo na farko don samun halaye na waje, kuma na biyu don samun halayen ƙungiyoyi na ciki.Idan aka kwatanta da sauran fasahohin halittu ta fuskar tsaro, an inganta.

Baya ga abubuwan da ke sama, fasahar gano iris kuma ana yaɗa su.Ƙimar shaidar karya ta shaidar iris tana da ƙasa kamar 1/1000000.Yafi amfani da halaye na rashin daidaituwar rayuwar iris da bambanci don gano ainihi.

A halin yanzu, yarjejeniya a cikin masana'antar ita ce amincewa da wani tsari guda ɗaya yana da ƙullun a cikin aikin ƙwarewa da tsaro, kuma haɗuwa da nau'i-nau'i da yawa shine muhimmin ci gaba a fuskar fuska har ma da ganewar kwayoyin halitta-ba kawai ta hanyar abubuwa masu yawa ba. don inganta daidaiton ganewa kuma na iya inganta daidaita yanayin wuri da tsaro na keɓaɓɓen fasahar halittu zuwa wani ɗan lokaci.Idan aka kwatanta da na al'ada guda-mode algorithm, zai iya mafi alhẽri saduwa da kudi-matakin karya gane kudi (kamar kasa daya a cikin miliyan goma), wanda kuma shi ne babban Trend na ci gaban da biometric ganewa.

Multimodal tsarin biometric

Multimodal biometric Systems suna amfani da na'urori masu auna firikwensin da yawa ko na'urorin halitta don shawo kan iyakokin tsarin tsarin halittu na unimodal.Misali tsarin tantance iris na iya lalacewa ta hanyar tsufa irises kuma ficewar sawun yatsa na lantarki na iya daɗa muni ta lalacewa ko yanke hotunan yatsa.Yayin da tsarin unimodal biometric ke iyakance ta hanyar amincin mai gano su, da wuya tsarin tsarin unimodal da yawa za su sha wahala iri ɗaya.Tsarin halittu masu yawa na iya samun saitin bayanai daga alamar iri ɗaya (watau hotuna masu yawa na iris, ko sikanin yatsa ɗaya) ko bayanai daga nau'ikan halittu daban-daban (na buƙatar sikanin hoton yatsa da, ta amfani da fitinun murya, lambar wucewar magana).

Tsarin halittu na Multimodal na iya haɗa waɗannan tsarin unimodal jere, lokaci guda, hadewarsu, ko a jeri, waɗanda ke nuni zuwa ga jeri, layi ɗaya, matsayi da tsarin haɗin kai, bi da bi.

CHANCCTVya ci gaba da jerinruwan tabarau na biometricdon gane fuska, ganewar dabino da kuma tantance sawun yatsa da kuma tantance iris.Misali CH3659A shine ƙaramin ruwan tabarau na murdiya 4k wanda aka tsara don firikwensin 1/1.8 ''.Yana fasalta duk gilashin da ƙananan ƙira tare da kawai 11.95mm TTL.Yana ɗaukar filin kallo a kwance 44 digiri.Wannan ruwan tabarau yana da kyau don gane alamar dabino.