Me pēhea te ako a te AI?

Me pēhea te ako a te AI?

Me pēhea te ako a te AI?, ka whakamāramahia e tēnei aratohu ngā ariā nui i roto i te reo māmā - me ngā tauira, ngā ara hurihuri iti, me ētahi kupu whakarite kāore i tino tika hei āwhina. Kia tīmata tātou. 🙂

Ngā tuhinga ka pai pea koe ki te pānui i muri i tēnei:

🔗 He aha te AI matapae
Te matapae a ngā tauira matapae i ngā putanga mā te whakamahi i ngā raraunga o mua me ngā raraunga o te wā tūturu.

🔗 He aha ngā ahumahi ka whakararuraruhia e te AI
Ko ngā rāngai e tino hurihia ana e te aunoatanga, te tātari, me ngā kaihoko.

🔗 He aha te tikanga o te GPT
He whakamārama mārama mō te kupu whakarāpopoto GPT me ōna pūtake.

🔗 He aha ngā pūkenga AI
Ngā pūkenga matua mō te hanga, te whakatinana, me te whakahaere i ngā pūnaha AI.


Nā, me pēhea te mahi? ✅

Ina pātai te tangata me pēhea te ako a te AI?, ko tā rātou e kī ana ko: me pēhea te whai hua o ngā tauira, kaua ko ngā taonga tākaro pāngarau noa iho. Ko te whakautu he tunu kai:

  • Whāinga mārama - he mahi ngaronga e tautuhi ana i te tikanga o te "pai". [1]

  • Raraunga kounga - he rerekē, he ma, he whai tikanga. He āwhina te rahinga; he āwhina te whānuitanga. [1]

  • Te arotautanga pumau - te hekenga piki me ngā tinihanga hei karo i te wiri i te pari. [1], [2]

  • Whakawhanuitanga - te angitu ki ngā raraunga hou, kaua ko te huinga whakangungu anake. [1]

  • Ngā takahuri urupare - aromatawai, tātari hapa, me te whakahounga. [2], [3]

  • Te haumaru me te pono - ngā ārai, ngā whakamātautau, me ngā tuhinga kia kore ai e pōrearea. [4]

Mō ngā kaupapa matua e ngāwari ana te whakatata atu, ka hipokina e te tuhinga ako hōhonu tawhito, ngā tuhipoka akoranga e ngāwari ana te tiro, me te akoranga tere ā-ringa ngā mea nui me te kore e totohu koe ki ngā tohu. [1]–[3]


Me pēhea te ako a te AI? Ko te whakautu poto i te reo Pākehā māmā ✍️

Ka tīmata te tauira AI me ngā uara tawhā matapōkere. Ka hangaia he matapae. Ka tohua e koe taua matapae ki te ngaronga . Kātahi ka akiaki koe i aua tawhā hei whakaiti i te ngaronga mā te whakamahi i ngā pikinga . Whakahokia tēnei porowhita puta noa i ngā tauira maha kia mutu rā anō te whakapai ake o te tauira (kia pau rānei āu kai). Koinei te porowhita whakangungu i roto i te manawa kotahi. [1], [2]

Ki te hiahia koe ki tētahi atu kōrero tika, tirohia ngā wāhanga mō te hekenga whakarara me te horapa whakamuri i raro nei. Mō ngā kōrero whakamārama tere, ngāwari hoki, he maha ngā kauhau poto me ngā taiwhanga e wātea ana. [2], [3]


Ngā kaupapa matua: raraunga, whāinga, arotautanga 🧩

  • Raraunga : Ngā whakaurunga (x) me ngā whāinga (y). Mā te whānui me te ma o ngā raraunga, ka pai ake te tūponotanga ki te whakawhanui. Ehara i te mea ataahua te whiriwhiri raraunga, engari koia te toa kāore i te mōhiotia. [1]

  • Tauira : He mahi (f_\theta(x)) me ngā tawhā (\theta). Ko ngā whatunga io he puranga o ngā waeine māmā e honoa ana i roto i ngā huarahi uaua—he pereki Lego, engari he maeneene ake. [1]

  • Whāinga : He ngaronga (L(f_\theta(x), y)) e ine ana i te hapa. Tauira: hapa tapawhā toharite (whakamuri) me te whakawhiti-entropy (whakarōpūtanga). [1]

  • Arotautanga : Whakamahia te hekenga whakarara (matapōkere) hei whakahou i ngā tawhā: (\theta \leftarrow \theta - \eta \nabla_\theta L). Ko te tere ako (\eta): nui rawa, ā, ka pekepeke koe; iti rawa, ā, ka moe roa koe. [2]

Mō ngā whakaurunga mārama ki ngā mahi ngaronga me te arotautanga, he tino pai ngā tuhipoka matarohia mō ngā mahi whakangungu me ngā mahanga. [2]


Ako mā te tirotiro: ako mai i ngā tauira kua tohua 🎯

Whakaaro : Whakaaturia ngā takirua tauira o te tāuru me te whakautu tika. Ka ako te tauira i tētahi mahere (x \rightarrow y).

  • Ngā mahi noa : te whakarōpūtanga o ngā whakaahua, te tātari kare ā-roto, te matapae ripanga, te mōhio ki te reo.

  • Ngā mate noa : te whakawhiti-entropy mō te whakarōpūtanga, te hapa tapawhā toharite mō te whakatauira. [1]

  • Ngā mahanga : te haruru o ngā tapanga, te kore taurite o te akomanga, te turuturu raraunga.

  • Ngā Whakatikatika : te tauira paparanga, ngā mate pakari, te whakatikatika, me te kohikohi raraunga kanorau ake. [1], [2]

I runga i ngā tekau tau o ngā paearu me ngā mahi whakaputa, ko te ako tirotiro tonu te mea tino mahi nā te mea ka taea te matapae i ngā hua, ā, he māmā noa ngā inenga. [1], [3]


Te ako kore tirotiro me te ako whaiaro: akohia te hanganga o ngā raraunga 🔍

kāore he kaitiaki, kāore he tapanga.

  • Whakarōpū : whakarōpū i ngā pūwāhi ōrite—he māmā noa te k-means, ā, he tino whai hua.

  • Te whakaiti i te whānuitanga : te kōpeke i ngā raraunga ki ngā aronga matua—ko te PCA te taputapu kuaha.

  • Te whakatauira kiato/whakaputa : akohia te tohatoha raraunga tonu. [1]

he mea tirotiro-ā-koe : ka hangaia e ngā tauira ā rātou ake tirotiro (matapae huna, ako rerekētanga), ka taea ai e koe te whakangungu i mua i ngā moana o ngā raraunga kāore i tapaina, ā, ka whakatikatikahia i muri mai. [1]


Te ako whakapakari: ako mā te mahi me te whiwhi urupare 🕹️

te kaihoko me te taiao , ka whiwhi utu , ā, ka ako i tētahi kaupapa here e whakanui ana i te utu mō te wā roa.

  • Ngā wāhanga matua : te āhua, te mahi, te utu, te kaupapa here, te uara.

  • Ngā Aratohu : Te ako-Q, ngā pikinga kaupapa here, te kaiwhakaari-kaitātari.

  • Te tūhuratanga me te whakamahi kino : whakamātauria ngā mea hou, whakamahia anō rānei ngā mea e whai hua ana.

  • Te tuku whiwhinga : ko tēhea mahi i hua ai tēhea putanga?

Ka taea e ngā urupare a te tangata te ārahi i te whakangungu ina he pōrearea ngā utu—mā te whakatauranga, mā ngā manakohanga rānei ka āwhina i te hanga whanonga me te kore e whakarite ā-ringa i te utu tino tika. [5]


Te ako hōhonu, te tautoko tuara, me te hekenga whakarara - te ngākau e pāorooro ana 🫀

He hanganga o ngā mahi māmā ngā kupenga io. Hei ako, ka whakawhirinaki ki te whakamuri whakatōtō :

  1. Whakawhiti whakamua : tatau i ngā matapae mai i ngā tāurunga.

  2. Ngaronga : te ine i te hapa i waenga i ngā matapae me ngā whāinga.

  3. Whakamuri whakamuri : whakamahia te ture mekameka hei tatau i ngā pikinga o te ngaronga mō ia tawhā.

  4. Whakahōu : te neke i ngā tawhā ki te rōnaki mā te whakamahi i tētahi arotau.

Ko ngā momo rerekē pēnei i a momentum, RMSProp, me Adam ka whakaiti i te āhua o te whakangungu. Ko ngā tikanga whakatikatika pēnei i te dropout , te weight decay , me te previous stopping ka āwhina i ngā tauira ki te whakawhanui i te tauira, kaua ki te maumahara. [1], [2]


Ngā Hurihanga me te aro: he aha te āhua atamai o ngā tauira hou 🧠✨

I whakakapia e ngā Transformers ngā whakatakotoranga maha o te reo me te tirohanga. Ko te mahi matua ko te aro-ā-koe , e āhei ai te tauira ki te paunatia ngā wāhanga rerekē o tana whakaurunga i runga i te horopaki. Mā ngā waehere tūnga ka taea te whakahaere i te raupapa, ā, mā te aro-maha-upoko ka taea e te tauira te arotahi ki ngā whanaungatanga rerekē i te wā kotahi. Ko te tauine - he maha ake ngā raraunga kanorau, he maha ake ngā tawhā, he roa ake te whakangungu - he maha ngā wā ka āwhina, me te hekenga o ngā hokinga mai me te pikinga o ngā utu. [1], [2]


Te whakawhanui, te tāpiritanga nui, me te kanikani rerekētanga-pēhanga 🩰

Ka taea e te tauira te eke ki te taumata teitei i te huinga whakangungu, ā, ka hinga tonu i te ao tūroa.

  • Overfitting : ka maumahara ki te haruru. Hapa whakangungu ki raro, hapa whakamātautau ki runga.

  • Kāore i te tino tika te taunga : he tino māmā noa iho; kāore e taea te tohu.

  • Tauhokohoko taupatupatu pānga-rerekētanga : ka whakaitihia e te uaua te pānga engari ka taea te whakanui ake i te rerekētanga.

Me pēhea te whakawhānui ake i te tirohanga whānui:

  • He rerekē ngā raraunga - he rerekē ngā pūtake, ngā rohe, me ngā take taha.

  • Te whakatikatika - te whakataka i te ako, te hekenga o te taumaha, te whakanui raraunga.

  • Manatoko tika - he huinga whakamātautau ma, he manatoko whakawhiti mō ngā raraunga iti.

  • Te aroturuki i te nekenekehanga - ka huri tō tohatoha raraunga i roto i te wā.

Mā te mahi mōhio ki te mōrearea ka whakatakotoria ēnei hei mahi huringa ora - te whakahaere, te mahere, te ine, me te whakahaere - ehara i te mea he rārangi arowhai kotahi. [4]


Ngā inenga nui: me pēhea tātou e mōhio ai kua puta te ako 📈

  • Whakarōpūtanga : tika, pūmau, maumahara, F1, ROC AUC. Ko ngā raraunga kore taurite e hiahia ana ki ngā kōpiko pūmau-maumahara. [3]

  • Whakamuritanga : MSE, MAE, (R^2). [1]

  • Te whakatauranga/te tiki : MAP, NDCG, recall@K. [1]

  • Ngā tauira whakaputa : te pōhēhētanga (reo), te BLEU/ROUGE/CIDEr (kuputuhi), ngā kaute e hangai ana ki te CLIP (maha-momo), me ngā aromatawai tangata-tino nui. [1], [3]

Kōwhiria ngā inenga e hangai ana ki te pānga o te kaiwhakamahi. Kāore pea he pānga o te pikinga iti o te tika mena ko ngā hua hē te utu tuturu. [3]


Te rere o te mahi whakangungu i te ao tūturu: he mahere māmā 🛠️

  1. Hangaia te anga o te raruraru - tautuhia ngā whakaurunga, ngā putanga, ngā here, me ngā paearu angitu.

  2. Te ara raraunga - te kohikohi, te tapanga, te horoi, te wehewehe, te whakanui.

  3. Tūāpapa - tīmata māmā noa iho; he tino whakataetae ngā tūāpapa rārangi, ngā tūāpapa rākau rānei.

  4. Te whakatauira - whakamātauria ētahi whānau: ngā rākau whakarei-whakanui (ripanga), ngā CNN (whakaahua), ngā whakawhiti (kuputuhi).

  5. Whakangungu - he maramataka, he rautaki tere ako, he tohu tirotiro, he tika whakauru mēnā e tika ana.

  6. Aromatawai - te tango hapa me te tātari hapa. Tirohia ngā hapa, kaua ko te toharite anake.

  7. Te whakatinanatanga - te paipa whakatau, te aroturuki, te takiuru, te mahere whakamuri.

  8. Whakahou - te whakapai ake i ngā raraunga, te whakatikatika pai, ngā whakarerekētanga hoahoa rānei.

Take iti : i tīmata tētahi kaupapa whakarōpū īmēra me tētahi pūtake raina māmā, kātahi ka whakatikatika i tētahi whakawhiti kua whakangungua. Ehara i te tauira te wikitoria nui - engari ko te whakakaha i te rubric tapanga me te tāpiri i ngā kāwai "taha" kāore i te tino kitea. I te otinga o ēnei, ka whai te whakamana F1 i te mahi o te ao tūturu. (Tōu ake ā muri ake nei: tino whakawhetai.)


Te kounga raraunga, te tapanga, me te toi ngawari o te kore e teka ki a koe anō 🧼

Ko te para e uru ana, ko te pouri e puta ana. Me rite tonu, me ine, me arotake hoki ngā aratohu tapanga. He mea nui te whakaaetanga i waenga i ngā kaituhi.

  • Tuhia ngā rārangi whakatau me ngā tauira, ngā kokonga, me ngā wātaka here.

  • Arotakehia ngā huinga raraunga mō ngā tāruarua me ngā tata-tāruarua.

  • Aroturuki i te pūtake mai - nō hea ia tauira me te take i whakaurua ai.

  • Inehia te kapinga raraunga ki ngā horopaki kaiwhakamahi tūturu, kaua ki tētahi paearu māmā noa iho.

Ka tino uru pai ēnei ki ngā anga whānui o te whakapūmautanga me te whakahaere ka taea e koe te whakahaere. [4]


Te whakawhiti ako, te whakatikatika pai, me ngā urutau - whakamahia anō ngā mahi taumaha ♻️

Ka ako ngā tauira kua whakangungua i mua i ngā whakaaturanga whānui; mā te whakatikatika pai ka urutau ki tāu mahi me te iti ake o ngā raraunga.

  • Tango āhuatanga : whakatio i te tuaiwi, whakangungua he upoko iti.

  • Whakatikatika katoa : whakahōuhia ngā tawhā katoa mō te kaha mōrahi.

  • Ngā tikanga whai hua mō ngā tawhā : ngā urutau, ngā whakahōutanga iti-taumata momo LoRA - he pai ina he iti te rorohiko.

  • Te urutaunga rohe : te whakarite i ngā whakaurunga puta noa i ngā rohe; ngā huringa iti, ngā hua nui. [1], [2]

Nā tēnei tauira whakamahi anō i taea ai e ngā kaupapa hou te neke tere me te kore he tahua nui.


Te haumaru, te pono, me te whakahāngai - ngā wāhanga kore-whiringa 🧯

Ehara i te mea ko te tika anake te mea e ako ana. Me hiahia hoki koe ki ngā tauira pakari, tika, ā, e hangai ana ki te whakamahinga e tika ana.

  • Te pakari o te whakataetae : ka taea e ngā raruraru iti te maminga i ngā tauira.

  • Te whakaaro pōhewa me te tika : te ine i te mahi a te rōpū iti, kaua ko te toharite whānui anake.

  • Te Whakamārama : mā te tohu āhuatanga me te tirotiro ka āwhina koe ki te kite i te take .

  • Te tangata i roto i te porowhita : ngā ara whakapiki mō ngā whakataunga koretake, ngā whakataunga pānga nui rānei. [4], [5]

Ko te ako e ahu mai ana i ngā manakohanga tētahi huarahi whai hua hei whakauru i te whakatau a te tangata ina he pōuri ngā whāinga. [5]


Ngā Pātai Auau i roto i te meneti kotahi - tere te ahi ⚡

  • Nā, ko te tikanga, Me pēhea te ako a te AI? Mā te arotau auau ki te ngaronga, me ngā pikinga e ārahi ana i ngā tawhā ki ngā matapae pai ake. [1], [2]

  • He āwhina tonu te nui ake o ngā raraunga? I te nuinga o te wā, tae noa ki te hekenga o ngā hokinga mai. He maha ngā wā ka nui ake te rerekētanga i te rahinga mata. [1]

  • Me pēhea mēnā he paru ngā tapanga? Whakamahia ngā tikanga kaha ki te haruru, ngā rubrics pai ake, ā, whakaarohia te whakangungu-mua e tirotirohia ana e koe. [1]

  • He aha te take e kaha ai ngā whakawhiti hiko? Ka taurite te aro, ā, ka hopukina ngā whakawhirinakitanga tawhiti; kua pakari te mahi taputapu. [1], [2]

  • Me pēhea taku mōhio kua oti taku whakangungu? Ka noho te ngaronga o te whakamana, ka tau te inenga, ā, ka mahi ngā raraunga hou kia rite ki te mea e tumanakohia ana - kātahi ka aroturukihia te rerekētanga. [3], [4]


Ripanga Whakataurite - ngā taputapu ka taea e koe te whakamahi i ēnei rā 🧰

He āhua rerekē te āhua. Ko ngā utu mō ngā whare pukapuka matua - he utu nui anō hoki mō te whakangungu i ngā taumata teitei.

Utauta Pai rawa atu mō Utu He aha i pai ai te mahi
PyTorch Ngā kairangahau, ngā kaihanga Koreutu - tuwhera src He kauwhata hihiri, he pūnaha rauropi kaha, he akoranga pai.
TensorFlow Ngā tīma whakaputa Koreutu - tuwhera src He ratonga pakeke, TF Lite mō te waea pūkoro; he hapori nui.
ako-scikit Raraunga ripanga, ngā turanga Koreutu He API ma, he tere te mahi tāruarua, he rawe ngā tuhinga.
Keras Ngā tauira tere Koreutu API taumata-tiketike i runga i te TF, ngā paparanga ka taea te pānui.
JAX Ngā kaiwhakamahi mana, rangahau Koreutu Te whakarerekētanga aunoa i te āhua o te whakawhiti whakaahua, te tere XLA, te āhua huatau o te pāngarau.
Ngā Whakawhiti Kanohi Awhi NLP, tirohanga, oro Koreutu Ngā tauira kua oti te whakangungu, he ngāwari te whakatikatika, he pai ngā pokapū.
Uira Ngā rerengamahi whakangungu Matua kore utu Kei roto ko te hanganga, te takiuru, me ngā pākahiko maha-GPU.
XGBoost Whakataetae ripanga Koreutu He pakari ngā tūāpapa, ā, he maha ngā wā ka angitu i runga i ngā raraunga hanganga.
Ngā Taumaha me ngā Pānga Te aroturuki i te whakamātautau Taumata kore utu Te āheinga ki te tāruarua, te whakatairite i ngā oma, ngā takahuri ako tere ake.

Ngā tuhinga whai mana hei tīmatanga: PyTorch, TensorFlow, me te aratohu kaiwhakamahi scikit-learn. (Kōwhiria tētahi, hangahia tētahi mea iti, whakahouhia.)


Ruku hohonu: ngā tohutohu whai hua hei whakaora i tō wā tūturu 🧭

  • Ngā wātaka tere ako : mā te pirau cosine, mā te huringa kotahi rānei ka whakau te whakangungu.

  • Rahi puranga : ehara i te mea ko te nui ake te inenga manatoko pai ake, ehara i te mea ko te putanga anake.

  • Taumaha init : he pai ngā taunoa o ēnei rā; ki te kore e mahi te whakangungu, tirohia anō te tīmatanga, whakaritea rānei ngā paparanga o mua.

  • Whakaōrite : ka taea e te paerewa puranga, te paerewa paparanga rānei te whakangawari i te arotautanga.

  • Whakanui raraunga : huri/tapa/nekeneke tae mō ngā whakaahua; huna/whakawhiti tohu mō te tuhinga.

  • Tātari hapa : mā te whakarōpū i ngā hapa mā te taha poro-kotahi ka tōia ngā mea katoa ki raro.

  • Repro : whakatakoto purapura, taki i ngā hyperparams, tiaki i ngā pūwāhi tirotiro. Ka nui te mihi ki a koe ā muri ake nei, e oati ana ahau. [2], [3]

Ki te ruarua koe, me whai anō i ngā kaupapa matua. Ko ngā kaupapa matua tonu te tauira. [1], [2]


He kupu whakarite iti nei e tata ana te whai hua 🪴

He rite te whakangungu i tētahi tauira ki te whakamakuku i tētahi tipu me tētahi pūwero rerekē. He nui rawa te puna wai e whakakiia ana. He iti rawa te tauraki kāore e taea te whakauru. Mā te tere tika, me te hihi o te rā mai i ngā raraunga pai me ngā matūkai mai i ngā whāinga ma, ka tupu. Ae, he ahua tīhi, engari ka piri tonu.


Me pēhea te ako a te AI? Mā te whakakotahi i ngā mea katoa 🧾

Ka tīmata matapōkere te tauira. Mā roto i ngā whakahoutanga e ahu mai ana i te rōnaki, e arahina ana e te ngaronga, ka whakataurite i ana tawhā ki ngā tauira i roto i ngā raraunga. Ka puta mai ngā whakaaturanga e ngāwari ai te matapae. Ka whakamārama te aromatawai mēnā he pono te ako, ehara i te mea tūpono noa. Ā, mā te whakatikatika - me ngā ārai mō te haumaru - ka huri te whakaaturanga hei pūnaha pono. Koinā te kōrero katoa, me te iti ake o ngā kare ngaro i te āhua tuatahi. [1]–[4]


Ngā Kōrero Whakamutunga - Te Roa Rawa, Kāore i Pānuihia 🎁

  • Me pēhea te ako a te AI? Mā te whakaiti i te ngaronga me ngā pikinga i runga i ngā tauira maha. [1], [2]

  • Ko ngā raraunga pai, ko ngā whāinga mārama, me te arotau pumau ka mau tonu te ako. [1]–[3]

  • He pai ake te whakawhanui i te maumahara - i ngā wā katoa. [1]

  • Mā te haumaru, te aromatawai, me te whakahounga ka huri ngā whakaaro mohio ki ngā hua pono. [3], [4]

  • Tīmata mā te māmā, ine pai, ā, whakapai ake mā te whakatika i ngā raraunga i mua i te whai i ngā hoahoanga tauhou. [2], [3]


Ngā Tohutoro

  1. Goodfellow, Bengio, Courville - Te Ako Hōhonu (kuputuhi ipurangi kore utu). Hononga

  2. Stanford CS231n - Ngā Whatunga Io Whakakotahi mō te Mōhio Tirohanga (ngā tuhipoka akoranga me ngā mahi). Hononga

  3. Google - Akoranga Āta Ako Mīhini: Ngā Inenga Whakarōpū (Pū, Tika, Whakamaumahara, ROC/AUC) . Hononga

  4. NIST - Anga Whakahaere Mōrearea AI (AI RMF 1.0) . Hononga

  5. OpenAI - Te ako mai i ngā Manakohanga Tangata (tirohanga whānui o te whakangungu e hangai ana ki ngā manakohanga). Hononga

Kimihia te AI Hou i te Toa Kaiāwhina AI Whaimana

Mō Mātou

Hoki ki te rangitaki