Kudzosa Ruzivo rweMumhanzi
Mumhanzi Ruzivo Kudzoreredza (MIR) inzvimbo inodzidzisa makomputa kuongorora, kunzwisisa, uye kutsvaga mimhanzi kubva kumasaini ekuteerera uye zvibodzwa.
Pfupiso
It powers everything from Shazam-style song identification to Spotify's recommendations and automatic music tagging.
Kudzika Kwakadzika
Mumhanzi Ruzivo Kudzoreredza kunogara pamharadzano yechiratidzo chekugadzirisa, kudzidza muchina, uye musicology. Vatsvaguri vanobvisa maficha kubva muodhiyo senge spectrogram, mel-frequency cepstral coefficients (MFCCs), chroma vectors, uye tempo kutora pitch, timbre, rhythm, uye kuwirirana. Kubva pane izvi, masisitimu eMIR anoita mabasa senge kurova tracking, kiyi yekuona, genre classification, kudhirowa nziyo, yekuvhara-nziyo yekuzivikanwa, uye kurudziro yemimhanzi. Musangano wepagore we ISMIR pamwe nemushandirapamwe wekuongorora weMIREX wakafambisa kufambira mberi kubva 2000. Mazuva ano MIR iri kuwedzera kushandisa kudzidza kwakadzama, kudzidzisa convolutional uye transformer network zvakanangana ne spectrograms, uye inozvitarisisa yekumisikidzwa kwemaodhiyo, ichitsiva akawanda-akagadzirwa nemaoko asi achiri kuvimba nemimhanzi-dzidziso pfungwa kuisa uye kududzira mhedzisiro.
Technical Insight
Mapoipi mazhinji eMIR anotanga nekushandura odhiyo kuita inomiririra nguva-yenguva ichishandisa Short-Nguva Fourier Shanduko, kazhinji yakamonyoroka kuita mel kana log-frequency scale inotaridza kunzwa kwevanhu. Chroma inoratidzira peta ese maoctave kuita gumi nemaviri makirasi ekuwirirana mabasa, ukuwo MFCCs compress timbre. Neural network kana classifier yobva yaisa maratidziro aya kune mazita akaita se tempo, kiyi, kana rudzi. Ongororo inoshandisa metrics yakanangana nebasa senge F-measure yekutevera kurova.
Strategic Impact
Svika uye svika
Inonatsiridza kusvikika kuburikidza nekunyora, kurondedzera, uye mazwi ekubatanidza.
Mutengo uye bhajeti
Zvikwata zveMedia zvinogona kutumira odhiyo yakakwenenzverwa nekukurumidza nemabhajeti madiki.
Kumhanya uye chiyero
Masisitimu anotarisana nevatengi anogona kugadzirisa kutaurirana kwekutaura pamwero mukuru.
Ramangwana Rekudzosa Ruzivo rweMumhanzi
MIR iri kuchinjika yakanangana neakakura anozvitarisira emodhiyo mamodhiyo anodzidza zvakajairika mimhanzi inomiririra kubva kumamiriyoni ematera asina kunyorwa, wozonyatso gadzirisa mabasa chaiwo ane data shoma rakanyorwa. Tarisira kusangana kwakasimba nemhando dzemimhanzi inogadzirwa, kutsvaga mimhanzi yemutauro chaiwo ("wana rwiyo rwejazzy runokwirisa nemabhurashi"), uye kubata zviri nani tsika dzisiri dzekuMadokero dzinoregeredza chroma nemhando dzakakosha. Multimodal masisitimu anosanganisa odhiyo, mazwi, zvibodzwa, uye metadata ichaita kurudziro uye kuwanikwa kwakanyanyisa uye kwakasarudzika.
Real-World Implementation
Shazam uye maapplication akafanana anozivisa rwiyo kubva kune ruzha kurekodha foni uchishandisa odhiyo zvigunwe
Spotify uye Apple Music inogadzira kurudziro uye otomatiki-playlists kubva pakudzidza odhiyo kufanana
Otomatiki tagging yemafungiro, rudzi, uye zviridzwa zvekugadzira hombe-mimhanzi uye stock-audio maraibhurari.
Kutsvaga mavhezheni evhavha uye zvingangove zvinoenderana nekodzero pamapuratifomu seYouTube Content ID
Njodzi & Guardrails
Kushandisa izwi zvisizvo uye njodzi dzekuedzesera dzinowedzera kana chibvumirano chisipo.
Kururama kunogona kudonha mumitauro, mataurirwo, kana nharaunda dzine ruzha.
Synthetic audio inogona kukanganisa kutaura kwechokwadi isina mavara akajeka.
Implementation Roadmap
Wana mvumo yakajeka yekutora inzwi, kugadzira, uye kushandisa zvakare.
Yedza mhando pavatauri vakasiyana uye mamiriro ekumashure.
Tsanangura apo munhu anofanira kuongorora kana kubvumidza zvabuda.
Label synthetic odhiyo uye chengetedza marekodhi ekuzvidavirira.
Ramba Uchiongorora
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Gaidhi rinotevera
Music Auto-Tagging
Mibvunzo inowanzo bvunzwa
What is Music Information Retrieval?
Mumhanzi Ruzivo Kudzoreredza (MIR) inzvimbo inodzidzisa makomputa kuongorora, kunzwisisa, uye kutsvaga mimhanzi kubva kumasaini ekuteerera uye zvibodzwa. Inopa simba zvese kubva kuShazam-maitiro ekuzivikanwa kwenziyo kune Spotify kurudziro uye otomatiki mimhanzi yekumaka.
Ndezvipi chroma maficha anonyanya kushandiswa kutora muMIR?
Chroma inoratidzira kupeta simba kubva kune ese maoctave kuita gumi nembiri makirasi makirasi, achiita kuti anyatsokodzera kuwirirana, chord, uye kiyi ongororo.
Ndeipi shanduko inonyanya nhanho yekutanga kushandura odhiyo kuita inomiririra nguva-frequency?
Iyo Ipfupi-Nguva Fourier Shanduko inogadzira iyo spectrogram, hwaro hwehuwandu hweMIR maficha uye modhi.
Ko app yakaita seShazam inotsamira pairi pakuratidza rwiyo?
Kudhindisa zvigunwe kunogadzira compact, ruzha-robust hashes emaredhiyo epamusoro anofananidzwa neiyo indexed dhatabhesi.
Ndeupi musangano wepagore wakanyanya kudyidzana neMIR research?
ISMIR, iyo International Society for Music Information Retrieval musangano, ndiyo nzvimbo yepakati yemunda.
Chii chakakosha mukana weanozvitarisira ega edhiyo modhi muMIR yemazuva ano?
Kudzidza kwekuzvitarisira kunobvisa chimiro chemimhanzi kubva kune isina kunyorwa, zvichideredza kudiwa kwemaseti edhata akanyorwa nemaoko anodhura.