Kishore S. Prahallad (Publications)

    Associate Professor, International Institute of Information Technology, Hyderabad.
    Office: A3-120 (Vindhya Block).  Tel: +91-40-66531177
    Email: kishore AT iiit.ac.in, URL: http://www.iiit.ac.in/~kishore 
    ________________________________________________________________________________________________
    JOURNAL PUBLICATIONS 

     1: K. S. S. Srinivas and K. Prahallad, "An FIR implementation of zero frequency filtering of speech signals", IEEE Trans. Audio, Speech and Language Processing, 2012 (accepted). PDF (J6)

    2: K. Prahallad and A. W. Black, "Segmentation of monologues in audio books for building synthetic voices", IEEE Trans. Audio, Speech and Language Processing, vol. 19, no. 5, pp. 1444-1449, 2011. PDF (J5)

    3: S. Desai, A. W. Black, B. Yegnanarayana, and K. Prahallad, "Spectral mapping using artificial neural networks for voice conversion", IEEE Trans. Audio, Speech and Language Processing, vol. 18, no. 5, pp. 954-964, 2010. PDF (J4)

    4: L. Prahallad, K. Prahallad, and G. Madhavi, "A simple approach for building transliteration editors for Indian languages", Journal of Zhejiang University Science, vol. 6A, no. 11, pp. 1354-1361, 2005. PDF (J3)

    5: K. Prahallad and A. W. Black, "A text to speech interface for universal digital library", Journal of Zhejiang University Science, vol. 6A, no. 11, pp. 1229-1234, 2005. PDF (J2)

    6: B. Yegnanarayana and K. Prahallad, "AANN - An alternative to GMM for pattern recognition", Neural Networks, vol. 15, no. 3, pp. 459-469, 2002. PDF (J1)

    REFERRED INTERNATIONAL CONFERENCE PUBLICATIONS 

     1: B. Bollepalli, A. W. Black, and K. Prahallad, "Modeling a noisy-channel for voice conversion using articulatory features", in Proceedings of INTERSPEECH, Portland, Oregon, USA, 2012. PDF (C59)

    2: K. Prahallad, N. K. Elluru, V. Keri, S. Rajendran, and A. W. Black, "The IIIT-H Indic speech databases", in Proceedings of INTERSPEECH, Portland, Oregon, USA, 2012. PDF (C58)

    3: S. Steidl, T. Polzehl, T. Bunnell, Y. Dou, P. Muthukumar, D. Perry, K. Prahallad, C. Vaughn, A. W. Black, and F. Metze, "Emotion identification for evaluation of synthesized emotional speech", in Speech Prosody, Shanghai, China, 2012. PDF (C57)

    4: A. W. Black, T. Bunnell, Y. Dou, P. Muthukumar, F. Metze, D. Perry, T. Polzehl, K. Prahallad, S. Steidl, and C. Vaughn, "Articulatory features for expressive speech synthesis", in Proceedings of IEEE Int. Conf. Acoust., Speech, and Signal, Kyoto, Japan, 2012. PDF (C56)

    5: F. Metze, N. Rajput, X. Anguera, M. Davel, G. Gravier, C. van Heerden, G. V. Mantena, A. Muscariello, K. Prahallad, I. Szooke, and J. Tejedor, "THE spoken web search task at MEDIAEVAL 2011", in Proceedings of IEEE Int. Conf. Acoust., Speech, and Signal, Kyoto, Japan, 2012. PDF (C55)

    6: A. S. Kurian, B. Narayan, N. Madasamy, A. Bellur, R. Krishnan, K. Sekaran, V. M. Vishwanath, K. Prahallad, and H. A. Murthy, "Indian language screen readers and syllable based Festival text-to-speech synthesis system", in Workshop on Speech and Language Processing for Assistive Technologies (SLPAT), Edinburgh, UK, 2011. PDF (C54)

    7: B. Bajibabu, S. Ronanki, S. A. Thathi, B. Raj, B. Yegnanarayana, and K. Prahallad, "A comparison of prosody modification using instants of significant excitation and Mel-cepstral vocoder", in Proceedings of Centenary C IISc, Bangalore, India, 2011. PDF (C53)

    8: G. V. Mantena, S. Rajendran, S. V. Gangashetty, B. Yegnanarayana, and K. Prahallad, "Development of a spoken dialogue system for accessing agricultural information in Telugu", in Proceedings of International Conference on Natural Language Processing (ICON), Kharagpur, India, 2011. PDF (C52)

    9: G. V. Mantena, B. Bajibabu, and K. Prahallad, "SWS task : articulatory phonetic units and sliding DTW", in Proceedings of MEDIAEVAL Workshop, Pisa, Italy, 2011. PDF (C51)

    10: G. V. Mantena, S. Rajendran, B. Rambabu, S. V. Gangashetty, B. Yegnanarayana, and K. Prahallad, "A speech-based conversation system for accessing agriculture commodity prices in indian languages", in Proceedings of IEEE Hands-free Speech Communication and Microphone Arrays Edinburgh UK, Edinburgh, UK, 2011. PDF (C50)

    11: M. Vundela, A. V. S.L. G Swetha, and K. Prahallad, "A vocabulary acquisition framework using audio books", in Proceedings of Workshop on Speech and Language Technology in Education SLaTE, Venice, Italy, 2011. PDF (C49)

    12: V. Peddinti and K. Prahallad, "Exploiting phone-class specific landmarks for refinement of segment boundaries in TTS databases", in Proceedings of INTERSPEECH, Florence, Italy, 2011. PDF (C48)

    13: V. Peddinti and K. Prahallad, "Significance of vowel epenthesis in Telugu text-to-speech synthesis", in Proceedings of IEEE Int. Conf. Acoust., Speech, and Signal, Prague, Czech Republic, 2011. PDF (C47)

    14: G. K. Anumanchipalli, K. Prahallad, and A. W. Black, "Festvox: Tools for creation and analyses of large speech corpora", in Proceedings of New Tools and Methods for Very-Large-Scale Phonetic Research, Philadelphia, USA, 2011. PDF (C46)

    15: H. A. Murthy, K. Sreenivasa Rao, G. Sulochana, M. Sasikumar, B. C. Singh, and K. Prahallad, "Building unit selection speech synthesis in Indian languages: An initiative by an Indian consortium", in Proceedings of Oriental COCOSDA, Kathmandu, Nepal, 2010. PDF (C45)

    16: S. H. Yella, V. Varma, and K. Prahallad, "Significance of anchor speaker segments for constructing extractive audio summaries of broadcast news", in Proceedings of IEEE workshop on Spoken Language Technologies, Berkeley, USA, 2010, pp. 13-18. PDF (C44)

    17: V. Anandaswarup, R. R. Patil, C. M. S. Raju, E. V. Raghavendra, V. Ambati, and K. Prahallad, "Rapid development of speech to speech systems for tourism and emergency services in Indian languages", in Proceedings of 1st International Conference on Services in Emerging Markets, Hyderabad, India, 2010. PDF (C43)

    18: K. Prahallad and A. W. Black, "Handling large audio files in audio books for building synthetic voices", in Proceedings of ISCA Speech Synthesis Workshop (SSW7), Kyoto, Japan, 2010, pp. 148-153. PDF (C42)

    19: K. Prahallad, E. V. Raghavendra, and A. W. Black, "Learning speaker-specific phrase breaks for text-to-speech systems", in Proceedings of ISCA Speech Synthesis Workshop (SSW7), Kyoto, Japan, 2010, pp. 162-166. PDF (C41)

    20: S. H. R. Mallidi, K. Prahallad, S. V. Gangashetty, and B. Yegnanarayana, "Significance of pitch synchronous analysis for speaker recognition using AANN models", in Proceedings of INTERSPEECH, Makuhari, Japan, 2010, pp. 669-672. PDF (C40)

    21: S. H. Yella, V. Varma, and K. Prahallad, "Prominence based scoring of speech segments for automatic speech-to-speech summarization", in Proceedings of INTERSPEECH, Makuhari, Japan, 2010, pp. 1279-1300. PDF (C39)

    22: V. Keri and K. Prahallad, "A comparative study of constrained and unconstrained approaches for segmentation of speech signal", in Proceedings of INTERSPEECH, Makuhari, Japan, 2010, pp. 2238-2241. PDF (C38)

    23: K. Prahallad, E. V. Raghavendra, and A. W. Black, "Semi-Supervised learning of acoustic driven prosodic phrase breaks for text-to-speech systems", in Proceedings of 5th International Conference on Speech Prosody, Chicago, Illinois, 2010. PDF (C37)

    24: S. H. Yella, K. Prahallad, and V. Varma, "Summarization of broadcast news using speaker tracking", in Proceedings of International Conference on Natural Language Processing (ICON), Hyderabad, India, 2009. PDF (C36)

    25: E. V. Raghavendra and K. Prahallad, "Database pruning for Indian language unit selection synthesizers", in Proceedings of International Conference on Natural Language Processing (ICON), Hyderabad, India, 2009. PDF (C35)

    26: S. Desai, B. Yegnanarayana, and K. Prahallad, "A framework for cross-lingual voice conversion using artificial neural networks", in Proceedings of International Conference on Natural Language Processing (ICON), Hyderabad, India, 2009. PDF (C34)

    27: S. Desai, E. V. Raghavendra, B. Yegnanarayana, A. W. Black, and K. Prahallad, "Voice conversion using artificial neural networks", in Proceedings of IEEE Int. Conf. Acoust., Speech, and Signal, Taipei, Taiwan, 2009, pp. 3893-3896. PDF (C33)

    28: E. V. Raghavendra, S. Desai, B. Yegnanarayana, A. W. Black, and K Prahallad, "Global syllable set for building speech synthesis in Indian languages", in Proceedings of IEEE workshop on Spoken Language Technologies, Goa, India, 2008, pp. 49-52. PDF (C32)

    29: E. V. Raghavendra, B. Yegnanarayana, and K. Prahallad, "Speech synthesis using approximate matching of syllables", in Proceedings of IEEE workshop on Spoken Language Technologies, Goa, India, 2008, pp. 37-40. PDF (C31)

    30: L. Prahallad, S. V. Gangashetty, K. Prahallad, and R. Reddy, "Application of automatic language and subject identification for universal digital library using sparse data", in Proceedings of International Conference on Universal Digital Libraries (ICUDL), Allahabad, India, 2008. PDF (C30)

    31: E. V. Raghavendra, S. Desai, B. Yegnanarayana, A. W. Black, and K. Prahallad, "Blizzard 2008: Experiments on unit size for unit selection speech synthesis", in Blizzard Challenge 2008, Brisbane, Australia, 2008. PDF (C29)

    32: E. V. Raghavendra, B. Yegnanarayana, A. W. Black, and K. Prahallad, "Building sleek synthesizers for multi-lingual screen reader", in Proceedings of INTERSPEECH, Brisbane, Australia, 2008, pp. 1865-1868. PDF (C28)

    33: T. Sarkar, S. Joshi, S. C. Pammi, and K. Prahallad, "LTS using decision forest of regression trees and neural networks", in Proceedings of INTERSPEECH, Brisbane, Australia, 2008, pp. 1885-1888. PDF (C27)

    34: S. Joshi, K. Prahallad, and B. Yegnanarayana, "AANN-HMM models for speaker verification and speech recognition", in IEEE Proceedings of the International Joint Conference on, Hong Kong, 2008, pp. 2681-2688. PDF (C26)

    35: G. K. Anumanchipalli, K. Prahallad, and A. W. Black, "Significance of early tagged contextual graphemes in grapheme based speech synthesis and speech recognition systems", in Proceedings of IEEE Int. Conf. Acoust., Speech, and Signal, Las Vegas, USA, 2008, pp. 4645-4648. PDF (C25)

    36: A. A. Raj and K. Prahallad, "Identification and conversion of font-data in Indian languages", in Proceedings of International Conference in Universal Digital Libraries (ICUDL), Pittsburgh, USA, 2007. PDF (C24)

    37: A. A. Raj, T. Sarkar, S. C. Pammi, S. Yuvaraj, M. Bansal, K. Prahallad, and A. W. Black, "Text processing for text to speech systems in Indian languages", in Proceedings of 6th ISCA Speech Synthesis Workshop SSW6, Bonn, Germany, 2007, pp. 188-193. PDF (C23)

    38: R. Kumar, R. Gangadharaiah, S. Rao, K. Prahallad, C. P. Rose, and A. W. Black, "Building a better Indian English voice using more data", in Proceedings of 6th ISCA Speech Synthesis Workshop SSW6, Bonn, Germany, 2007, pp. 90-94. PDF (C22)

    39: A. W. Black, C. L. Bennett, B. C. Blanchard, J. Kominek, B. Langner, K. Prahallad, and A. R. Toth, "CMU Blizzard 2007: A hybrid acoustic unit selection system from statistically predicted parameters", in Blizzard Challenge 2007, Bonn, Germany, 2007. PDF (C21)

    40: K. Prahallad, A. R. Toth, and A. W. Black, "Automatic building of synthetic voices from large multi-paragraph speech databases", in Proceedings of INTERSPEECH, Antwerp, Belgium, 2007, pp. 2901-2904. PDF (C20)

    41: S. H. Mariam and K. Prahallad, "Extraction of linguistic information with the aid of acoustic data to build speech systems", in Proceedings of IEEE Int. Conf. Acoust., Speech, and Signal, Honolulu, USA, 2007, pp. 717-720. PDF (C19)

    42: V. Keri, S. C. Pammi, and K. Prahallad, "Pause prediction from lexical and syntax information", in Proceedings of International Conference on Natural Language Processing (ICON), Hyderabad, India, 2007, pp. 45-49. PDF (C18)

    43: S. C. Pammi and K. Prahallad, "POS tagging and chunking using decision forests", in Proceedings of Workshop on Shallow Parsing in South Asian Languages at IJCAI, Hyderabad, India, 2007. PDF (C17)

    44: K. Prahallad, S. V. Gangashetty, B. Yegnanarayana, and R. Reddy, "Problems and prospects in collection of spoken language data", in Proceedings of International Conference on Universal Digital Libraries (ICUDL), Alexandria, Egypt, 2006, pp. 95-101. PDF (C16)

    45: K. Prahallad, A. W. Black, and R. Mosur, "Sub-Phonetic modeling for capturing pronunciation variations for conversational speech synthesis", in Proceedings of IEEE Int. Conf. Acoust., Speech, and Signal, Toulouse, France, 2006, pp. 853-856. PDF (C15)

    46: K. Prahallad, S. Varanasi, R. Veluru, B. M. Krishna, and D. S. Roy, "Significance of formants from difference spectrum for speaker identification", in Proceedings of INTERSPEECH, Pittsburgh, USA, 2006, pp. 905-908. PDF (C14)

    47: G. Anumanchipalli, R. Chitturi, S. Joshi, R. Kumar, S. Singh, R. N. V. Sitaram, and K. Prahallad, "Development of Indian language speech databases for large vocabulary speech recognition systems", in Proceedings of International Conference on Speech and Computer (SPECOM), Patras, Greece, 2005. PDF (C13)

    48: S. H. Mariam, K. Prahallad, A. W. Black, R. Kumar, and R. Sangal, "Unit selection voice for Amharic using Festvox", in Proceedings of 5th ISCA Speech Synthesis Workshop, Pittsburgh, USA, 2004, pp. 103-107. PDF (C12)

    49: V. Ambati and K. Prahallad, "How can academic software research and open source software engineering help each other?", in Proceedings of fourth International Workshop on Open Source Software Engineering at the ICSE, Edinburgh, Scotland, UK, 2004, pp. 5-8. PDF (C11)

    50: R. Kumar and K. Prahallad, "Automatic pruning of unit selection speech databases for synthesis without loss of naturalness", in Proceedings of Int. Conf. Spoken Language Processing, Jeju Island, Korea, 2004, pp. 1377-1380. PDF (C10)

    51: K Prahallad and A. W. Black, "Unit size in unit selection speech synthesis", in Proceedings of EUROSPEECH, Geneva, Switzerland, 2003, pp. 1317-1320. PDF (C9)

    52: K. Prahallad, R. Kumar, and R. Sangal, "A data-driven synthesis approach for Indian languages using syllable as basic unit", in Proceedings of International Conference on Natural Language Processing (ICON), Mumbai, India, 2002, pp. 311-316. PDF (C8)

    53: K. Prahallad, R. Sangal, and M. Srinvas, "Building Hindi and Telugu voices using Festvox", in Proceedings of International Conference on Natural Language Processing (ICON), Mumbai, India, 2002, pp. 303-310. PDF (C7)

    54: K. Prahallad and B. Yegnanarayana, "Online text independent speaker verification system using autoassociative neural network models", in Proceedings of INNS-IEEE Int. Joint Conf. on Neural Networks, Washington DC, USA, 2001, pp. 1548-1553. PDF (C6)

    55: B. Yegnanarayana, K. S. Reddy, and K. Prahallad, "Source and system features for speaker recognition using AANN models", in Proceedings of IEEE Int. Conf. Acoust., Speech, and Signal, Salt Lake City, UT, USA, 2001, pp. 409-412. PDF (C5)

    56: K. Prahallad and B. Yegnanarayana, "Speaker verification: minimizing the channel effects using autoassociative neural network models", in Proceedings of IEEE Int. Conf. Acoust., Speech, and Signal, Istanbul, Turkey, 2000, pp. 1101-1104. PDF (C4)

    57: K. Prahallad and B. Yegnanarayana, "Online text independent speaker verification system at IITM", in Proceedings of Int. Conf. on Multimedia Processing and Systems, Madras, India, 2000, pp. 178-180. PDF (C3)

    58: B. Yegnanarayana, K. Prahallad, and A. V. N. S. Anjani, "Neural network models for capturing probability distribution of training data", in Proceedings of Int. Conf. on Cognitive and Neural Systems, Boston, USA, 2000, pp. 6(A). PDF (C2)

    59: K. Prahallad and B. Yegnanarayana, "Identification of handset type using autoassociative neural network models", in Proceedings of Fourth Int. Conf. on Advances in Pattern Recognition and Digital Techniques, Calcutta, India, 1999, pp. 353-356. PDF (C1)

    REFERRED NATIONAL CONFERENCE PUBLICATIONS 

     1: B. L. Kanth, V. Keri, and K. Prahallad, "Durational characteristics of phonemes in Indian languages", in Proceedings of International Conference on Information Systems for Indian Languages, Patiala, India, 2011. PDF (N6)

    2: B. Mahananda, C. M. S. Raju, R. R. Patil, J. Narayana, S. Varakhedi, and K. Prahallad, "Building a prototype text to speech for Sanskrit", in Proceedings of 4th International Sanskrit Computational Linguistics Symposium, New Delhi, India, 2010, pp. 39-47. PDF (N5)

    3: E. V. Raghavendra and K. Prahallad, "A multilingual screen reader in Indian languages", in Proceedings of National Conf. on Communications (NCC), Chennai, India, 2010. PDF (N4)

    4: E. V. Raghavendra, V. Peddinti, and K. Prahallad, "Speech synthesis using artificial neural networks", in Proceedings of National Conf. on Communications (NCC), Chennai, India, 2010. PDF (N3)

    5: T. Sarkar, V. Keri, S. Yuvaraj, and K. Prahallad, "Building Bengali voice using Festival", in Proceedings of Int. Conf. of the Linguistic Society of India, Hyderabad, India, 2005, pp. 89-96. PDF (N2)

    6: K. Prahallad, A. W. Black, R. Kumar, and R. Sangal, "Experiments with unit selection speech databases for Indian languages", in Proceedings of National Seminar on Language Technology Tools: Implementations of Telugu, Hyderabad, India, 2003. PDF (N1)

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