Amanethiwekhi weCapsule
Amanethiwekhi we-Capsule ayisakhiwo se-neural esihlanganisa ama-neurons abe 'amaphilisi' akhipha ama-vector afaka ikhodi kokubili ukuthi isici sikhona kanye nokuma kwaso (indawo, umumo, isikali).
Uhlolojikelele
They aim to fix a core blindness in standard convolutional networks: losing track of spatial relationships between parts.
I-Deep Dive
Kuhlongozwe uGeoffrey Hinton, uSara Sabour, no-Nicholas Frosst ngo-2017, amanethiwekhi we-capsule athatha indawo yokukhishwa kwe-scalar neuron nge-vector. Ubude bevekhtha bumele amathuba okuthi ibhizinisi (elinjengeso noma ikhala) likhona, kuyilapho amakhodi wokuma kwawo ebhala ngamapharamitha. Amaphilisi eleveli ephansi abikezela ukuma kwamaphilisi ezinga eliphezulu ngo-matrics wokuguqula, futhi inqubo ebizwa ngokuthi i-dynamic routing-by-agreement inquma ukuthi iziphi izibikezelo okufanele uzithembe. Uma ama-part-capsules amaningi evumelana ngokuphelele okufanayo, umzila kuqinisa lokho kuxhumana. I-CapsNet yoqobo ithole imiphumela eqinile ku-MNIST futhi ibiqine ngokuphawulekayo kumadijithi agqagqene futhi iguqule izinguquko, ibhekane 'nenkinga ye-Picasso' lapho ama-CNN amukela izici zobuso ezixubene njengobuso obuvumelekile.
I-Technical Insight
Indlela eyinhloko iwukungaqondile 'kwesquash' okuncipha amavekhtha amafushane aye kuziro kanye namavekhtha amade aye kubude bokukodwa, ngakho ubukhulu bevekhtha bufundeka njengento engenzeka. Umzila oguqukayo ube ususebenzisa ukuphindaphinda okumbalwa kwesinyathelo sesivumelwano se-softmax-weighted: i-capsule ngayinye ephansi ithumela isibikezelo sayo phezulu, futhi amakhoefiyenti ahlanganisayo ayakhuphuka kumakhepsuli aphezulu okuphuma kwawo kuqondaniswe (ngomkhiqizo wamachashazi) nalokho kubikezela. Lokhu kuthatha indawo yokuhlanganisa ndawonye okukhulu, okugcina ulwazi lwendawo olunembile esikhundleni sokululahla.
I-Strategic Impact
Izindleko kanye nesabelomali
Izinqumo zezakhiwo ziqhuba ukusebenza kanye nezindleko zokusebenza iminyaka.
Izinqumo ezicacile
Imfundo yobuchwepheshe isiza amaqembu ukuthi akhethe isitaki esifanele, hhayi nje esisha.
Ukulawulwa kwekhwalithi
Izinketho ezingcono zobunjiniyela zinciphisa izehlakalo ezinokwethenjelwa ekukhiqizeni.
Ikusasa Le-Capsule Networks
Amanethiwekhi e-capsule ahlala eyisiqondiso socwaningo kunezinga elisetshenzisiwe, ikakhulukazi ngenxa yokuthi umzila oguquguqukayo ubiza kakhulu futhi ulinganisa kabi ezithombeni ezinkulu ezifana ne-ImageNet. Kamuva umsebenzi wahlola umzila we-EM (Matrix Capsules) kanye nomzila osuselwe ekunakeni ukuze uthuthukise ukusebenza kahle. Njengoba isithakazelo ekulinganeni, ukusebenza kahle kwesampula, kanye nezigaba ezihunyushwayo zengxenye yonke zikhula, imibono yama-capsule iyaqhubeka nokuba nomthelela ocwaningweni, okuhlanganisa nesiphakamiso sakamuva sika-Hinton se-GLOM, njengoba nama-Transformers ebusa umbono ovamile.
Ukuqaliswa Komhlaba Wangempela
Ihlukanisa amadijithi abhalwe ngesandla ku-MNIST ngenkathi yakha kabusha okokufaka okuvela kuma-capsule vectors, okubonisa amapharamitha wokuma anengqondo.
Ukwehlukanisa amadijithi amabili agqagqene (umsebenzi we-MultiMNIST) ngokuhlukanisa ukuthi imaphi amaphikseli awaliphi ibhizinisi.
Ucwaningo lwesithombe sezokwelapha kusetshenziswa amaphilisi ukuze kutholwe izigaxana zamaphaphu noma izimila zobuchopho lapho ubudlelwano bendawo yonke bubalulekile.
Ukubona izinto ngemibono yenoveli enezibonelo ezimbalwa zokuqeqeshwa, okusebenzisa ukulingana kombono owakhelwe ngaphakathi wesakhiwo.
Izingozi & Guardrails
Ukuthuthukisa ibhentshimakhi eyodwa kungafihla ubuthakathaka obubanzi besistimu.
Izindleko zengqalasizinda nezokulungisa zivame ukubukelwa phansi.
Izikhala zokuphepha nokubonakala zingakhula njengoba izinhlelo ziba nzima kakhulu.
Ukuqalisa Umhlahlandlela
Chaza ukubambezeleka, ikhwalithi, nezindleko ezihlosiwe ngaphambi kokuqaliswa.
Ibhentshimakhi ngaphansi komthwalo wangempela nezimo zedatha.
Ukuqapha amathuluzi amaphutha, ukukhukhuleka, nomthelela wabasebenzisi.
Lungiselela izindlela zokuhlehlisa nezigameko ngaphambi kokukala.
Qhubeka Uhlole
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Umhlahlandlela olandelayo
Amanethiwekhi Omgwaqo Omkhulu kanye Nokuxhumana Kweqa
Imibuzo evame ukubuzwa
What is Capsule Networks?
Amanethiwekhi we-Capsule ayisakhiwo se-neural esihlanganisa ama-neurons abe 'amaphilisi' akhipha ama-vector afaka ikhodi kokubili ukuthi isici sikhona kanye nokuma kwaso (indawo, umumo, isikali). Bahlose ukulungisa ubumpumputhe obuyinhloko kumanethiwekhi ajwayelekile okuguqula: ukulahlekelwa umkhondo wobudlelwane bendawo phakathi kwezingxenye.
Kunethiwekhi ye-capsule, imele ini UBUDE bevektha yokuphuma kwekhephusi?
Ubude bevekhtha (ubukhulu) bufaka ikhodi emathubeni okuthi ibhizinisi likhona, kuyilapho amakhodi wokuma kwawo enza amapharamitha njengokuma nokuzungezisa.
Iyiphi inkinga ngama-CNN ajwayelekile amanethiwekhi ama-capsule aklanyelwe ukubhekana nawo?
Ama-CNN anokuhlanganiswa okuphezulu alahla ubudlelwano bendawo obunembayo, ukuze ubuso obunezici ezibekwe endaweni engafanele busengazuza amaphuzu aphezulu. Lawa amaphilisi 'enkinga ye-Picasso' azama ukuyilungisa.
Lithini igama le-algorithm enquma ukuthi yimaphi amaphilisi eleveli ephansi axhumeka kuwo amaphilisi ezinga eliphezulu?
I-Dynamic routing-by-agreement iqinisa ngokuphindaphindiwe ukuxhumana phakathi kwamaphilisi okubikezela kwawo okuvumelana nokuphumayo okuphezulu kwekhepsuli.
Ubani owethule inethiwekhi ye-capsule ngomzila oguquguqukayo ngo-2017?
Iphepha lango-2017 elithi 'Dynamic Routing Between Capsules' labhalwa nguSara Sabour, Nicholas Frosst, kanye noGeoffrey Hinton.
Iyini inhloso yomsebenzi we-'squash' kunethiwekhi ye-capsule?
Ukungahambelani kwe-squash kufinyeza ama-vector amafushane kuye kuziro futhi kuvale ama-vector amade eduze nobude bokukodwa, ngakho ubukhulu bungafundwa njengokungenzeka ngenkathi ukuma (ukuma) kugcinwa.