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;;;                                                                       ;;
;;;                Centre for Speech Technology Research                  ;;
;;;                     University of Edinburgh, UK                       ;;
;;;                         Copyright (c) 1998                            ;;
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;;;
;;;  Definition of Festival lexicon, derived from CMUDICT-0.4
;;;

(defvar cmulexdir (path-append lexdir "cmu"))

(require 'pos)

(define (cmu_lts_function word feats)
  "(cmu_lts_function word feats)
Function called for CMULEX when word is not found in lexicon.  Uses
LTS rules trained from the original lexicon, and lexical stress
prediction rules."
  (require 'lts)
  (if (not (boundp 'cmu_lts_rules))
      (load (path-append cmulexdir "cmu_lts_rules.scm")))
  (let ((dcword (downcase word))
	(syls) (phones))
    (if (string-matches dcword "[a-z]*")
	(begin
	  (set! phones (lts_predict dcword cmu_lts_rules))
	  (set! syls (lex.syllabify.phstress phones))
	  )
	(set! syls nil))
    (list word nil syls)))


(define (cmulex_addenda)
  "(cmulex_addenda)
Add entries to the current lexicon (radio/darpa).  These are basically
words that are not in the CMU lexicon."
  (lex.add.entry 
   '("t" n (((t iy) 1))))
  (lex.add.entry 
   '("I'll" v (((ay l) 1))))
  (lex.add.entry 
   '("I'd" v (((ay d) 1))))
  (lex.add.entry 
   '("I'm" v (((ay m) 1))))
  (lex.add.entry 
   '("uk" n (((y uw) 1) ((k ey) 1))))
  (lex.add.entry 
   '("w" n (((d ah b) 1) ((ah l) 0) ((y uw) 1))))
  (lex.add.entry
   '("'s" pos (((ax z) 0))))
  (lex.add.entry
   '("bought" v (((b ao t) 1))))
  (lex.add.entry
   '("edinburgh" n (((eh d) 1) ((ah n) 0) ((b ax ) 0) ((r ow) 0))))
  (lex.add.entry
   '("non-intoxicating" () 
      (((n aa n) 1) ((ih n t) 0) ((aa k) 1) ((s ih k) 0) ((ey t) 1) ((ih ng) 0))))
  (lex.add.entry 
   '("AT&T" n (((ey) 1) ((t iy) 1) ((ah n d) 0) ((t iy) 1))))
  (lex.add.entry 
   '("cepstra" n (((k eh p) 1) ((s t r aa) 0))))
  (lex.add.entry 
   '("cepstral" n (((k eh p) 1) ((s t r ah l) 0))))
  (lex.add.entry 
   '("cepstrum" n (((k eh p) 1) ((s t r ah m) 0))))
  (lex.add.entry
   '("diphone" n (((d ay) 1) ((f ow n) 0))))
  (lex.add.entry
   '("diphones" n (((d ay) 1) ((f ow n s) 0))))
  (lex.add.entry
   '("Dr" n (((d aa k) 1) ((t er) 0))))
  (lex.add.entry
   '("emacs" n (((iy) 1) ((m ae k s) 0))))
  (lex.add.entry 
   '("hz" n (((hh eh r t z) 1))))
  (lex.add.entry 
   '("khz" n (((k ih) 1) ((l ax) 0) ((hh eh r t z) 1))))
  (lex.add.entry
   '("lived" v (((l ih v d) 1))))
  (lex.add.entry
   '("Ltd" n (((l ih m) 1) ((ah t) 0) ((ah d) 0))))
  (lex.add.entry
   '("Mrs" n (((m ih s) 1) ((ah s) 0))))
  (lex.add.entry 
   '("mhz" n (((m eh) 1) ((g ax) 0) ((hh eh r t z) 1))))
  (lex.add.entry
   '("NASA" n (((n ae) 1) ((s ae) 1))))
  (lex.add.entry 
   '("lead" led (((l eh d) 1))))
  (lex.add.entry 
   '("lead" liid (((l iy d) 1))))
  (lex.add.entry
   '("pasadena" n (((p ae s) 1) ((ae d) 0) ((iy n) 1) ((ax) 0))))
  (lex.add.entry 
   '("read" red (((r eh d) 1))))
  (lex.add.entry 
   '("read" riid (((r iy d) 1))))
  (lex.add.entry
   '("reuters" n (((r oy t) 1) ((er z) 0))))
  (lex.add.entry
   '("to" to (((t ax) 0))))
;  (lex.add.entry
;   '("usually" r (((y uw zh) 1) ((ax l) 0) ((iy) 0))))
;  (lex.add.entry
;   '("usual" r (((y uw zh) 1) ((ax l) 0))))
  (lex.add.entry
   '("Jan" n (((jh ae n y) 1) ((uw) 0) ((eh r) 1) ((iy) 0))))
  (lex.add.entry
   '("Feb" n (((f eh b) 1) ((r ax) 0) ((er) 0) ((iy) 0))))
  (lex.add.entry
   '("February" n (((f eh b) 1) ((r ax) 0) ((er) 0) ((iy) 0))))
  (lex.add.entry
   '("Mar" n (((m aa r ch) 0))))
  (lex.add.entry
   '("Apr" n (((ey p) 1) ((r ah l) 0))))
  (lex.add.entry
   '("Jun" n  (((jh uw n) 1))))
  (lex.add.entry
   '("Jul" n  (((jh uw l) 1) ((ay) 1))))
  (lex.add.entry
   '("Aug" n  (((aa g) 1) ((ah s t) 0))))
  (lex.add.entry
   '("Sep" n (((s eh p) 0) ((t eh m b) 1) ((er) 0))))
  (lex.add.entry
   '("Sept" n (((s eh p) 0) ((t eh m b) 1) ((er) 0))))
  (lex.add.entry
   '("Oct" n (((aa k) 0) ((t ow b) 1) ((er) 0))))
  (lex.add.entry
   '("Nov" n (((n ow v) 0) ((eh m b) 1) ((er) 0))))
  (lex.add.entry
   '("Dec" n (((d ih s) 0) ((eh m b) 1) ((er) 0))))
  (lex.add.entry
   '("'s" pos (((ax z) 0))))
  (lex.add.entry 
   '("*" n (((ae s) 1) ((t er) 0) ((ih s k) 0)) ((pos "K6%"))))
  (lex.add.entry 
   '("%" n (((p er) 1) ((s eh n t) 1)) ((pos "K9%"))))
  (lex.add.entry 
   '("&" n (((ae m p) 1) ((er s) 0) ((ae n d) 0))))
  (lex.add.entry 
   '("$" n (((d aa l) 1) ((er) 0))))
  (lex.add.entry 
   '("#" n (((hh ae sh) 1))))
  (lex.add.entry 
   '("@" n (((ae t) 1))))
  (lex.add.entry 
   '("+" n (((p l ah s) 0)) ((pos "K7%" "OA%" "T-%"))))
  (lex.add.entry 
   '("^" n (((k eh r) 1) ((eh t) 0)) ((pos "K6$"))))
  (lex.add.entry 
   '("~" n (((t ih l d) 1) ((ah) 0)) ((pos "K6$"))))
  (lex.add.entry 
   '("=" n (((iy k) 1) ((w ah l) 0))))
  (lex.add.entry 
   '("/" n (((s l ae sh) 1))))
  (lex.add.entry 
   '("\\" n (((b ae k) 1) ((s l ae sh) 1))))
  (lex.add.entry 
   '("_" n (((ah n d) 1) ((er s) 0) ((k ao r) 1))))
  (lex.add.entry 
   '("|" n (((v er t) 1) ((ih k) 0) ((ah l) 0) ((b aa r) 1))))
  (lex.add.entry 
   '(">" n ((( g r ey ) 1) ((t er) 0) ((dh ae n) 1))))
  (lex.add.entry 
   '("<" n ((( l eh s) 1) ((dh ae n) 1))))
  (lex.add.entry 
   '("[" n ((( l eh f t) 1) ((b r ae k) 1) ((ih t) 0))))
  (lex.add.entry 
   '("]" n ((( r ay t) 1) ((b r ae k) 1) ((ih t) 0))))
  (lex.add.entry 
   '(" " n (((s p ey s) 1))))
  (lex.add.entry 
   '("\t" n (((t ae b) 1))))
  (lex.add.entry 
   '("\n" n (((n uw) 1) ((l ay n) 1))))
  (lex.add.entry '("." punc nil))
  (lex.add.entry '("'" punc nil))
  (lex.add.entry '(":" punc nil))
  (lex.add.entry '(";" punc nil))
  (lex.add.entry '("," punc nil))
  (lex.add.entry '("-" punc nil))
  (lex.add.entry '("\"" punc nil))
  (lex.add.entry '("`" punc nil))
  (lex.add.entry '("?" punc nil))
  (lex.add.entry '("!" punc nil))
  (lex.add.entry
   '(before ()
	    (((b iy) 0) ((f ao r) 1))))
  )

(lex.create "cmu")
(lex.set.compile.file (path-append cmulexdir "cmudict-0.4.out"))
(lex.set.phoneset "radio")
(lex.set.lts.method 'cmu_lts_function)
(lex.set.pos.map english_pos_map_wp39_to_wp20)
(cmulex_addenda)

(provide 'cmulex)