{"type":"ScholarlyArticle","title":"A Speech Understanding System With Learning Capability","authors":[{"name":"Renato de Mori","slug":"renato-de-mori","given":"Renato","family":"de Mori","affiliation":""},{"name":"Silvano Rivoira","slug":"silvano-rivoira","given":"Silvano","family":"Rivoira","affiliation":""},{"name":"Angelo Serra","slug":"angelo-serra","given":"Angelo","family":"Serra","affiliation":""}],"abstract":"A speech understanding aystem w ith learning capabilities Is presented, lis relevant aspects are : a) the spoken sentence Is repre&ented conc i sely by a description lhal can be used 10 reconstruct the sentence and to verify whether its meaning was not degraded by the coding. b} Syll•blea or bro•der coarliculatlon segnents ef\"e the smalleat units . c) The evaluation of an hypothes is Ia baaed 011 the probabil ity that a syllable. a word or the sentence can gener ate the spectrogram of the spoken message and th at a syntact ic structure can gener11te Its pitch contour . d) Coartic:ulation effects are described in terms of patlern grammars, ~~nera t :n g all the possib le formant trajectories for a g ive n ullerance . e) Spectral and prosodic featu res c an be learned by In ference of stoch~stlc f inlte- state-automata. f) More for,ant choices are allowed for a single syllable segment .. and an algof'lttwn Ia provided for ass i!J\"ing to each cholco e probability.","doi":null,"url":"https://ijcai.org/proceedings/1975/74","pdf":"https://ijcai.org/proceedings/1975/0074.pdf","markdown":"https://ijcai.org/proceedings/1975/74.md","bibtex":"https://ijcai.org/proceedings/1975/bibtex/74","volume":{"slug":"1975","title":"Proceedings of the Fourth International Joint Conference on Artificial Intelligence","short_title":"IJCAI 1975","url":"https://ijcai.org/proceedings/1975/","year":1975,"location":"Tbilisi, Georgia, USSR","dates":"","editors":"Patrick Winston and Carl Hewitt","isbn":"","publisher":"International Joint Conferences on Artificial Intelligence","doi_prefix":""},"section":"Speech Understanding","track":"Speech Understanding","number":74,"pages":{"first":468,"last":474},"keywords":[],"videos":[],"references":[{"position":1,"raw":"1/ Lesser v.R., Fennel R.O.,Erm., L.D . and Reddy D.R.,: \"Organize- The le101ical. semantic .,d syntactic levels lion of Hearsay II S~ech Understand ing System\", Proc. IEEE Sympo- These levels hove b een conceived In a almple way and will be sium on Speech Recognition, Carnegif-Mellon Un ivers i ty (A.pril 197*).","title":"Organize-The le101ical. semantic .,d syntactic levels lion of Hearsay II S~ech Understand ing System","authors":"R Lesser V, R O Fennel, L D Erm, D R Reddy","year":null,"venue":"Proc. IEEE Sympo-These levels hove b een conceived In a almple way and will be sium on Speech Recognition, Carnegif-Mellon Un ivers i ty","doi":null,"url":null,"internal_url":null},{"position":2,"raw":"de5crlbed briefly. The protocol used so far was Introduced only for experlmtt!! pp. II ..:. 21 , tal purpotoe and refers to on automated reser-vation and Information •ystem for tra ., ~ls. The vocabulary Is actually of about 200 words and the syntaM and SP.<manti c s are described by liim~.Jie netwo rks. The semantic network contains .1 sm o.~ll set of key worda for eac h n o de and Issues the ma in requests for hypo- t h t~~i o.; v erificat ion. {","title":"The vocabulary Is actually of about 200 words and the syntaM and SP.<manti c s are described by liim~.Jie netwo rks. The semantic network","authors":null,"year":null,"venue":null,"doi":null,"url":null,"internal_url":null},{"position":3,"raw":"j Woods W . A . • \"Mollvellon and Overview of BBN SPEECHLIS : An Expe- rimental Prototype for Speech Underatantling Re•e•rch\", ib id.. pp. 1-!-10 •","title":"Mollvellon and Overview of BBN SPEECHLIS : An Experimental Prototype for Speech Underatantling Re•e•rch","authors":"W A Woods","year":null,"venue":null,"doi":null,"url":null,"internal_url":null},{"position":4,"raw":"3} De Morl R., .\"Design f6r a Syntax-Controlled Acoustic Cl•aslfler\". Proc. IF1P Congre•a tt14, vol. 4, pp. 15>3 f 75>7.","title":"Design f6r a Syntax-Controlled Acoustic Cl•aslfler","authors":"De Morl, R","year":null,"venue":"Proc. IF1P Congre•a tt","doi":null,"url":null,"internal_url":null}],"license_note":"Copyright International Joint Conferences on Artificial Intelligence."}