- Page 1 and 2: Dr. €3. YEGNANARAYANA Professor D
- Page 3 and 4: ACKNOWLEDGEMENTS I thank my researc
- Page 5 and 6: -3 SIGNIFICANCE OF WORD BOUNDARIES
- Page 7 and 8: 6.6 Location of word boundaries fro
- Page 9 and 10: ABSTRACT This thesis addresses the
- Page 11 and 12: \ known. The lexical analyser can n
- Page 13 and 14: alounddhelongtableheagsnoddedenunis
- Page 15 and 16: word boundaries into a text with wo
- Page 17 and 18: words. The idea is to spot symbol s
- Page 19 and 20: F1 position at a vowel-consonant bo
- Page 21 and 22: -a2 A REVIEW OF THE STUDIES ON, WOR
- Page 23 and 24: 1. When a midclass representation w
- Page 25 and 26: particular interest is the performa
- Page 27 and 28: was found that at broadclass level,
- Page 29 and 30: in speaking rate indicate phrase bo
- Page 31 and 32: y an estimator function E from the
- Page 33 and 34: studies, the following issues are i
- Page 35 and 36: 2. The effect of word boundary info
- Page 37: * This selection can be done in man
- Page 40 and 41: me : me:ra: metra: na: me:ra: na:m
- Page 42 and 43: No. of alternatives 0-10 10-100 100
- Page 44 and 45: 3.3.2 Results of lexical analysk wi
- Page 48 and 49: Match Sentence nunber cost 1 2 3 4
- Page 50 and 51: Match Sentence nuher cost 1 2 3 4 5
- Page 52 and 53: 6 10 Number of 10 a1 ternate word s
- Page 54 and 55: lexlcal analysis Mismatch cost Fig.
- Page 56 and 57: had all word boundaries, is plotted
- Page 58 and 59: Watch Sentence number cost 1 2 3 4
- Page 60 and 61: Time lor lexical analysis 0 1 2 3 4
- Page 62 and 63: Match Sentence tunter cost 1 2 3 4
- Page 64 and 65: Time lor lexical analysis 1 0 1 2 3
- Page 66 and 67: speech recognition process. On the
- Page 68 and 69: proposed clues are based on the obs
- Page 70 and 71: Case Markers: Pronouns : ka:, ki:,
- Page 72 and 73: form. The above Hindi text was corr
- Page 74 and 75: that if there are some substitution
- Page 76 and 77: These measures were defined as foll
- Page 78 and 79: Case Conjunc- Pronouns Verb Aux . A
- Page 80 and 81: - I-' X Error in input text X Error
- Page 82 and 83: % Error Fig.4.4 Results of word bou
- Page 84 and 85: % Error Fig.4.5 A comparison of the
- Page 86 and 87: 0 I 1 I 0 10 20 30 40 50 60 % Error
- Page 88 and 89: 60 4 0 No. of subsentences No. of s
- Page 90 and 91: LC1: A Hindi word can end either in
- Page 92 and 93: Fig.4.10 along with the results for
- Page 94 and 95: oundaries spotted) against system s
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from other words, such as 'national
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dictionary contained nearly 30000 w
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Vowel sequences Consonant sequences
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VC' were considered. It can be obse
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percentage of incorrect hypotheses
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% Error in input text 0 10 20 30 40
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% Error Fig.5.1 Results of word bou
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hypotheses produced by the lexical
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transformed into other nonword-inte
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WB hyp. errors 300 - 200 - ( v+> 10
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number of incorrect hypotheses will
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I--- Correctness 60 8o lmprovement
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% Error in input text 10 20 30 40 5
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will be smaller and hence S and P(y
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word boundary is within the consona
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clues except for clues of types CV'
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Pauses in speech, though small in n
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Several studies on English speech s
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Speaker VB hypotheses at various th
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Speaker UF hypotheses at various th
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Speaker UF hypotheses at various th
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Fig.6.1 The plot of pitch frequency
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From the results, it can be seen th
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speakers, with the incorrect hypoth
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durational effects. One possible ex
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From these results, it can be seen
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shown that the prosodic features of
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chapter 7 WORD BOUNDARY CLUES BASED
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consonants. Thus one can consider o
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Speaker VB hypotheses(VB:&) at vari
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Speaker UF hypotheses(UF:UI) at var
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Speaker UB hypotheses(UB:B) at vari
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high speaking rates. This is also b
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vowels preceding word boundaries, i
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word-final vowels than word-interna
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8.1 Introduction PERFORMANCE OF WOR
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Match Sentence nunber, cost 1 2 3 4
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75 Reduction in the time for lexica
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The reduction in the lexical analys
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Hatch Sentence nuher cost 1 2 3 4 5
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Chapter 9 SUMMARY AND CONCLUSIONS I
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In the last study (described in cha
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the language and lexical clues are
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REFERENCES Baken R.J. and Daniloff
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Cutler A. and Butterfield S. (199lb
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Prakash M., Ramana Rao G,V., Chandr
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Zelenski R. and Class F. (1983), A