SP Subject Index 1994

{SP94-1} T. Koizumi, S. Taniguchi, H. Ishida and M. Mori,
``Recurrent nerural networks for phoneme recognition,''
IEICE Technical Report, SP94-1, pp.1--8, May 1994.
{ phoneme recognition, recurrent nerural network, feedback architecture, multi-layered perceptron}

{SP94-2} X. Min and K. Murakami,
``An algorithm for threshold estimation used in speaker verification system,''
IEICE Technical Report, SP94-2, pp.9--16, May 1994.
{ speaker verification, threshold, inter-codebook distortion, inter-speaker distortion, regression model }

{SP94-3} S. Nakamura,
``Speaker adaptation for speech recognition,''
IEICE Technical Report, SP94-3, pp.17--24, May 1994.
{ speaker adaptation, speech recognition, vector quantization }

{SP94-4} T. Matsuoka,
``Speaker-Independent speech recognition,''
IEICE Technical Report, SP94-4, pp.25--32, May 1994.
{ HMM, Multiple-template, parameter estimation, acoustic model, speech database }

{SP94-5} K. Hatazaki,
``A speech recognition system,''
IEICE Technical Report, SP94-5, pp.33-40, May 1994.
{ speech recognition, speech input, system, real environment, application }

{SP94-6} C. S. Yang and H. Kasuya,
``Accurate measurement of vocal tract shapes from Magnetic Resonance images of child, female and male subjects,''
IEICE Technical Report, SP94-6, pp.1--8, May 1994.
{ MR image, measurement of VT shape, area function, formant frequencies, DL }

{SP94-7} W. Ding and H. Kasuya,
``Simultaneous estimation of vocal tract and voice source parameters based on Kalman filter algorithm and simulated annealing method,''
IEICE Technical Report, SP94-7, pp.9--16, May 1994.
{ time-varying ARMA model, voice source model, Kalman filter, annealing method }

{SP94-8} N. Koshikawa, W. Ding, T. Matsushita and H. Kasuya,
``Speech synthesis based on formant parameter templates,''
IEICE Technical Report, SP94-8, pp.17--22, May 1994.
{ speech synthesis, formant-type synthesizer, concatenative method }

{SP94-9} A. Hirama, H. Matsumura, B. Iwabuchi and K. Kamata,
``Using ISDN videophone in communication for the hearing impaired,''
IEICE Technical Report, SP94-9, pp.23--30, May 1994.
{ sign conversation, ISDN videophone, communication for the hearing impaired }

{SP94-10} M. Tsuchiya,
``Fast computation algorithm suitable for the pruning of the Discrete Fourier Transform (DFT) of a real-valued series,''
IEICE Technical Report, SP94-10, pp.31--38, May 1994.
{ pruned DFT, Discrete Fourier Transform, Fast computation algorithm, Pruning }

{SP94-11} M. Kohata and T. Takagi,
``Speech spectral pattern coding with RNN interpolaters,''
IEICE Technical Report, SP94-11, pp.39--46, May 1994.
{ very low bit rate coding, recurrent neural network, segment quantization, time varying pattern }

{SP94-12} T. Hirai, N. Iwasaki, N. Higuchi and Y. Sagisaka,
``Auto classification of F0 control commands using statistical analysis,''
IEICE Technical Report, SP94-12, pp.47--54, May 1994.
{ speech synthesis, F0 control, superpositional model, multiple split regression }

{SP94-13} K. Kita, Y. Yano and T. Morimoto,
``LR-Parser-Driven One-Pass search algorithm for continuous speech recognition,''
IEICE Technical Report, SP94-13, pp.55-62, May 1994.
{ continuous speech recognition, LR parser, one-pass search, hidden Markov models }

{SP94-14} K. Aikawa and T. Saito,
``Noise robustness evaluation on speech recognition using a dynamic cepstrum,''
IEICE Technical Report, SP94-14, pp.1-8, June 1994.
{ speech recognition, noise robustness, dynamical feature }

{SP94-15} M. Suzuki, S. Makino, H. Aso and H. Shimodaira, 
``Phoneme recognition using HMnet based on acoustic similarity,''
IEICE Technical Report, SP94-15, pp.9--14, June 1994.
{ successive state splitting, phoneme-context, acoustic similarity, phoneme recognition }

{SP94-16} Y. Okato, S. Hayamizu and S. Itahashi,
``Investigation of distance measures between HMMs by clustering,''
IEICE Technical Report, SP94-16, pp.15--20, June 1994.
{ context dependent HMM, distance measure of HMM, HMM clustering }

{SP94-17} S. Okawa and K. Shirai,
``Considerations on estimation and Characteristics of phoneme centers,''
IEICE Technical Report, SP94-17, pp.21--28, June 1994.
{ phoneme recognition, phoneme centers, automatic training, phonology }

{SP94-18} X. Hu and K. Hirose,
``Study on tone recognition of disyllabic words in standard Chinese,''
IEICE Technical Report, SP94-18, pp.29--36, June 1994.
{ tone recognition, Chinese disyllables, fundamental frequency, HMM, half 3rd tone }

{SP94-19} K. Takagi, H. Hattori and T. Watanabe,
``Rapid environment adaptation for speech recognition,''
IEICE Technical Report, SP94-19, pp.37--44, June 1994.
{ speech recognition, environment adaptation, unsupervised adaptation, additive noise, channel distortion }

{SP94-20} T. Nitta, S. Minami, A. Nakayama and T. Onogi,
``Speech recognition under noisy environment,''
IEICE Technical Report, SP94-20, pp.45--52, June 1994.
{ speech recognition, noisy environment, adaptive filter, noise canceller, lombard effect }

{SP95-21} K. Ohkura, H. Ohnishi and M. Iida,
``Speaker adaptation based on transfer vectors of multiple reference speakers,''
IEICE Technical Report, SP94-21, pp.53--60, June 1994.
{ HMM, speaker adaptation, word recognition }

{SP94-22} T. Matsui and S. Furui,
``Likelihood normalization using a phoneme- and speaker-independent model for speaker verification,''
IEICE Technical Report, SP94-22, pp.61--66, June 1994.
{ speaker verification, phoneme- and speaker-independent model, likelihood normralization, hidden Markov model }

{SP94-23} Y. Noda and S. Sagayama,
``An A* beam search algorithm utilizing forward likelihood for HMM-LR speech recognition,''
IEICE Technical Report, SP94-23, pp.1--7, June 1994.
{ A* beam search, heuristic function, A* search, beam search, HMM-LR, speech recognition }


{SP94-24} M. Katoh, T. Hori and M. Kohda
``A study on viterbi best-first search for isolated word recognition with continuous HMMs,''
IEICE Technical Report, SP94-24, pp.9--16, June 1994.
{ speech recognition, hidden Markov model, graph search, best-first search, A* search, gaussian density }

{SP94-25} R. Satoh, T. Kawahara and S. Doshita,
``Unknown word handling in speech recognition system based on syntax-driven A* search,''
IEICE Technical Report, SP94-25, pp.17--23, June 1994.
{ continuous speech recognition, A*search, unknown word handling, syllable concatenation HMM }
 
{SP94-26} A. Kai and S. Nakagawa,
``Evaluation of an unknown word processing method by simulation and by experiment of isolated word and sentence recognition,''
IEICE Technical Report, SP94-26, pp.25--32, June 1994.
{ speech recognition, unknown word processing, rejection of input, spontaneous speech }

{SP94-27} A. Ito, A. Okamoto and S. Makino,
``Bunsetsu structure model for dialog speech recognition,''
IEICE Technical Report, SP94-27, pp.33--39, June 1994.
{ bunsetsu, bunsetsu grammar, spoken dialog }

{SP94-28} T. Kawahara, T. Munetsugu and K. Miki, S. Doshita,
``Comparison of language models for keyword spotting in spontaneous speech,''
IEICE Technical Report, SP94-28, pp.41--48, June 1994.
{ speech understanding, keyword spotting, language model, heuristic search }

{SP94-29} N. Shida, T. Nishimoto, T. Kobayashi and K. Shirai,
``Evaluation of S-tgif: drawing system using speech, mouse and key-board,''
IEICE Technical Report, SP94-29, pp.49--56, June 1994.
{ multi-modal interface, man-machine interface, speech recognition, mouse, key-board }

{SP94-30} S. Kuroiwa, K. Takeda, N. Inoue and S. Yamamoto,
``Analysis of human-machine dialogues collected with a voice-activated telephone exchanger,''
IEICE Technical Report, SP94-30, pp.57--64, June 1994.
{ spoken dialogue, application, data collection, filled pauses, human factor }

{SP94-31} T. Tsushima, O. Takizawa, M. Sasaki, S. Shiraki, K. Nishi, M. Kohno, P. Menyuk and C. Best,
``Develoopmental changes in perceptual discrimination of non-native speech contrasts by Japanese infants,''
IEICE Technical Report, SP94-31, pp.1--8, July 1994.
{ speech perception, language development, language acqusition, non-native speech, semi-vowel, liquid }

{SP94-32} H. Baba and M.Ebata,
``Effect of attention on detection of the electronic siren of an ambulance,''
IEICE Technical Report, SP94-32, pp.9--14, July 1994.
{ ambulance, electronic siren, detectability, listening level, attention, expect }

{SP94-33} M. Iwata, T. Usagawa and M. Ebata,
``Parameter extraction of speech under noisy environment using a digital cochlear model,''
IEICE Technical Report, SP94-33, pp.15--21, July 1994.
{ speech recognition in noisy environment, digital cochlear model, masking model, voice controller of television set }

{SP94-34} H. Kawahara,
``A fundamental frequency control model which consists of auditorily mediated regulation,''
IEICE Technical Report, SP94-34, pp.23--29, July 1994.
{ speech perception, pitch, speech production, auditory feedback, model, control }

{SP94-35} S. Fujio, Y. Sagisaka and N. Higuchi,
``Prediction of prosodic phrase boundaries using stochastic context-free grammar,''
IEICE Technical Report, SP94-35, pp.31--36, July 1994.
{ prosodic phrase boundaries, SCFG }

{SP94-36} T. Murakami and F. Itakura,
``Research of effective frequency band on speech recognition,''
IEICE Technical Report, SP94-36, pp.1--8, Sept. 1994.
{ speech recognition, selective LP, hearing characteristic, frequency division, computational complexity }

{SP94-37} C. Kawai and F. Itakura,
``Investigation of extraction of HMM topology from ergodic HMM,''
IEICE Technical Report, SP94-37, pp.9--14, Sept. 1994.
{ speech recognition, ergodic HMM, topology HMM, viterbi algorithm }

{SP94-38} K. Koishida, K. Tokuda, T. Kobayashi and S. Imai,
``CELP coder based on mel-cepstral representation,''
IEICE Technical Report, SP94-38, pp.15--22, Sept. 1994.
{ mel-cepstrum, mel-cepstral analysis, auditory sensation, CELP }

{SP94-39} S. Hotani and F. Itakura,
``A study of the quantization of the line spectrum parameters,''
IEICE Technical Report, SP94-39, pp.23--30, Sept. 1994.
{ speech coding, line spectrum parameters, DCT, VQ }

{SP94-40} T. Hikichi and F. Itakura,
``Investigations on the variation of the acoustic transfer function caused by the environmental changes,''
IEICE Technical Report, SP94-40, pp.31--38, Sept. 1994.
{ acoustic transfer function, dereverberation, change of sound velocity, linear time warping, adaptation processing }

{SP94-41} M. Tonomura,
``High-speed digital circuit of discrete cosine transform,''
IEICE Technical Report, SP94-41, pp.39--46, Sept. 1994.
{ DCT, carry-propagation-free adders, redundant binary adder, minimum gate depth circuit, canonical recode }

{SP94-42} H. Mochizuki, T. Uchibe and T. Kida,
``Study on generating function and interpolation function,''
IEICE Technical Report, SP94-42, pp.47--54, Sept. 1994.
{ sampling theorem, interpolation function, generating function, interpolatory approximation, linear approximation }

{SP94-43} Y. Xiao and Y. Tadokoro,
``Analysis of a LMS-based estimation algorithm for noisy sinusoidal signals,''
IEICE Technical Report, SP94-43, pp.55--62, Sept. 1994.
{ LMS algorithm, IIR notch filter, mean square error, sinusoidal signals }

{SP94-44} T. Taniguchi and K. Nishikawa,
``Band-divisional design for wideband beamforming,''
IEICE Technical Report, SP94-44, pp.63--70, Sept. 1994.
{ wide-band beamforming, beamformer, band-division, two-dimensional digital filter, fan filter, aliasing }

{SP94-45} G. Stoyanov and A. Nishihara,
``Even-order digital filter realizations based on cascade-parallel connections of all-pass sections,''
IEICE Technical Report, SP94-45, pp.71--78, Sept. 1994.
{ digital IIR filters, parallel real and complex all-pass based realizations, sensitivity }

{SP94-46} A. Okumura and J. Suzuki,
``Nearly lossless compression and its performance evaluation,''
IEICE Technical Report, SP94-46, pp.79--86, Sept. 1994.
{ lossless coding, color component transform, super high definition image, tandem connection, JPEG }

{SP94-47} A. Yamada and M. Ohta,
``A study of iterated function systems with adaptive-size overlapped cells,''
IEICE Technical Report, SP94-47, pp.87--94, Sept. 1994.
{ image coding, fractal, IFS, block distortion, overlapped transform, variable length transform }

{SP94-48} Y. Kato, M. Kohata, and T. Takagi,
``A Study on a robust speech coding method against channel errors,''
IEICE Technical Report, SP94-48, pp.1--7, Oct. 1994.
{ error detection, error correction, CELP, correlation, remapping }

{SP94-49} X. Tan, T. Matsushita, W. Ding and H. Kasuya,
``Acoustic property of voice source and vocal tract characteristics contributing to speaker identification,''
IEICE Technical Report, SP94-49, pp.9--16, Oct. 1994.
{ speaker identification, formant frequencies, source fertures, DP matching }

{SP94-50} H. Yamamoto, M. Yamada, Y. Komori and Y. Ohora,
``Estimated segmental SNR base adaptive spectral subtraction approach for speech recognition,''
IEICE Technical Report, SP94-50, pp.17--24, Oct. 1994.
{ speech recognition, adaptive spectral subtraction, segmental SNR, time-synchronous algorithm }

{SP94-51} M. Tonomura, T. Kosaka and S. Matsunaga,
``Unified speaker adaptation algorithm of maximum a posteriori estimation and transfer vector field smoothing,''
IEICE Technical Report, SP94-51, pp.25--30, Oct. 1994.
{ MAP estimation, VFS, speaker adaptation, HMM }

{SP94-52} Y. Komori, M. Yamada, H. Yamamoto and Y. Ohora,
``An efficient computation of continuous HMM speech recognizer based on estimated output probability from smaller mixture HMMs,''
IEICE Technical Report, SP94-52, pp.31--38, Oct. 1994.
{ speech recognition, continuous HMM, high-speed output probability calculation }

{SP94-53} T. Amada, M. Akamine and K. Miseki,
``Non-orthogonal codebook search for multiple-stage CELP  coders,''
IEICE Technical Report, SP94-53, pp.1--6, Nov. 1994.
{ speech coding, speech codec, CELP, vector quantization, orthogonal search, codebook search }

{SP94-54} J. Noguchi, S. Sakai, K. Hatazaki, K. Iso and T. Watanabe,
``A voice dialer prototype developed on a PC speech I/O platform,''
IEICE Technical Report, SP94-54, pp.7--14, Nov. 1994.
{ speech recognition, voice dialer, personal computer, personal, misrecognition }

{SP94-55} T. Odaka, A. Amano and N. Hataoka,
``Study on speech recognition application using telephone line and local area network,''
IEICE Technical Report, SP94-55, pp.15--21, Nov. 1994.
{ CSS, speech recognition server, LAN, telephone }

{SP94-56} T. Matsuoka,
``Report on IVTTA 94,''
IEICE Technical Report, SP94-56, pp.23--30, Nov. 1994.
{ telecommunication, speech recognition, speech synthesis, speech coding, speech database, multimedia }

{SP94-57} N. Sugamura,
``Telecommunications applications of speech processing technologies,''
IEICE Technical Report, SP94-57, pp.31--38, Nov. 1994.
{ telecommunications networks, speech recognition, speech synthesis, speech technologies applications }

{SP94-58} T. Nakama, N. Fujimura, N. Arai and I. Kudo,
``The data collection of Voice Across Japan (VAJ) project,''
IEICE Technical Report, SP94-58, pp.39--46, Nov. 1994.
{ speech database, Voice Across Japan (VAJ), telephone speech, speaker-independent speech recognition, robustness, tri-phone } 

{SP94-59} T. Isobe and K. Murakami,
``Telephone speech data corpus and performances of speaker independent recognition system using the corpus,''
IEICE Technical Report, SP94-59, pp.47--52, Nov. 1994.
{ telephone speech data corpus, continuous mixture density HMM, gaussian distribution, tree-structure }

{SP94-60} M. Kitai and H. Nishi,
``Study for improving service usage ratio and user operability in a voice activated call answering system,''
IEICE Technical Report, SP94-60, pp.53--58, Nov. 1994.
{ speech dialogue, dialogue system, voice activated system }

{SP94-61} S. Kuroiwa, K. Takeda, M. Naito and N. Inoue,''
``Field trial of a voice-activated telephone exchange system,''
IEICE Technical Report, SP94-61, pp.59--64, Nov. 1994.
{ speech recognition, application, field trial, telephone }

{SP94-62} H. Nishi and M. Kitai,
``Evaluation of system utterance timing and chiming in on speech dialog systems,''
IEICE Technical Report, SP94-62, pp.65--70, Nov. 1994.
{ dialogue system, utterance timing, chiming in, answering machine }

{SP94-63} H. Li, H. Tanaka, T. Takezawa, H. Singer, T. Hayashi, 
``A method for generating phoneme-context-dependent LR table and its applications in continuous speech recognition system,''
IEICE Technical Report, SP94-63, pp.1--8, Dec. 1994.
{ allophone model, GLR parser, constraints propagation, speech recognition }

{SP94-64} S. Kameyama, S. Nakazato and K. Shirai,
``Extracting user's intention from key-word lattice,''
IEICE Technical Report, SP94-64, pp.9--16, Dec. 1994.
{ intention of user, word-spotting, co-occurrence of word }

{SP94-65} H. Blanchon and K.H. Loken-Kim,
``Towards more robust, fault-tolerant and user-friendly software integrating natural language processing components,''
IEICE Technical Report, SP94-65, pp.17--24, Dec. 1994.
{ natural language processing, interactive clarification, dialogue-based machine translation, machine-aided interpersonal communication, multimodal systems  }

{SP94-66} S. Sugino, H. Murakami, K. Mera, M. Tokuhisa and N. Okada,
``AESOPWORLD---Toward dialog processing,''
IEICE Technical Report, SP94-66, pp.25--32, Dec. 1994.
{ AESOPWORLD, integrated intelligence, dialog structure, language-associating-with-mind }

{SP94-67} T. Chino and H. Tsuboi,
``An analysis of consultation dialogue on telephone based on a discourse structure model of Human-Human spontaneous spoken dialogues,''
IEICE Technical Report, SP94-67, pp.33--40, Dec. 1994.
{ discourse structure, spontaneous speech, dialogue, natural language, spoken language }

{SP94-68} T. Kawahara, N. Kitaoka and S. Doshita,
``Robust spoken language understanding based on phrase spotting,''
IEICE Technical Report, SP94-68, pp.41--48, Dec. 1994.
{ spoken language understanding, phrase, spotting, heuristic search }

{SP94-69} T. Ito, K. Otani, M. Hidano, M. Yamamoto and S. Nakagawa,
``Effects of a prior explanation on the speaker's utterance and recovery strategies of humans from misrecognition,''
IEICE Technical Report, SP94-69, pp.49--56, Dec. 1994.
{ spontaneous speech, speech daialog system, prior explanation, misrecognition, recovery }

{SP94-70} M. Nakao and S. Kitazawa,
``Distinctive feature extraction by back propagation neural networks for recognition of Japanese vowels,''
IEICE Technical Report, SP94-70, pp.1--8. Dec. 1994.
{ neural networks, distinctive feature, recognition of Japanese vowels, structure analysis, feature extraction }

{SP94-71} S. Okawa and K. Shirai,
``Estimation of statistical phoneme center applied to hidden markov model,''
IEICE Technical Report, SP94-71, pp.9--16. Dec. 1994.
{ phoneme recognition, word recognition, statistical phoneme center, hidden markov model }

{SP94-72} Y. Yaguchi and J. Miwa,
``On the learning intervals of phoneme in network units for recognition of phoneme based on probability,''
IEICE Technical Report, SP94-72, pp.17--24. Dec. 1994.
{ learning intervals, phoneme recognition, a posteriori probability, network units }

{SP94-73} S. Takahashi and S. Sagayama,
``Phoneme HMMs with four-level tied-structure,''
IEICE Technical Report, SP94-73, pp.25--32. Dec. 1994.
{ HMM, tied-structure, phoneme model, speech recognition }

{SP94-74} J. Takahashi and S. Sagayama,
``Vector-field-smoothed bayesian learning for incremental speaker/telephone-line adaptation,''
IEICE Technical Report, SP94-74, pp.33--40. Dec. 1994.
{ speech recognition, HMM, speaker adaptation, line adaptation, bayesian learning, maximum a posteriori estimation, transfer vector field smoothing, incremental }

{SP94-75} H. Matsuo and M. Ishigame,
``A study on the characteristic of non left-right HMM,''
IEICE Technical Report, SP94-75, pp.41--48. Dec. 1994.
{ HMM, phoneme recognition, non left-right HMM, training }

{SP94-76} S. Miyahara, Y. Yamashita and R. Mizoguchi,
``Generation of prosody based on dialog information,''
IEICE Technical Report, SP94-76, pp.49--56. Dec. 1994.
{ dialog speech, dialog context, dialog information, dialog processing rules, fundamental frequency }

{SP94-77} M. Nakai, S. Harald, Y. Sagisaka and H. Shimodaira,
``Accent phrase segmentation by F0 clustering using prosodic model,''
IEICE Technical Report, SP94-77, pp.57--64. Dec. 1994.
{ segmentation, pitch, prosody, continuous speech recognition }

{SP94-78} T. Yokoyama, N. Miki, T. Shirakawa and Y. Ogawa,
``Three dimensional expression of vocal tract shapes using magnetic resonance images,''
IEICE Technical Report, SP94-78, pp.65--70. Dec. 1994.
{ MR image, 3-D vocal tract shape, cross-sectional area function, circumference function }

{SP94-79} T. Hori, M. Katoh and M. Kohda,
``A Study on heuristic score estimation in viterbi best-first search for isolated word recognition using continuous/semi-continuous HMMs,''
IEICE Technical Report, SP94-79, pp.1--8, Jan. 1995.
{ speech recognition, hidden markov model, graph search, best-first search, A* search, viterbi algorithm }

{SP94-80} T. Kosaka, S. Matsunaga and M. Kuraoka,
``Speaker-independent phone modeling based on speaker-dependent HMMs' composition and clustering,''
IEICE Technical Report, SP94-80, pp.9--16, Jan. 1995.
{ HMM, Baum-Welch algorithm, speaker-independent speech recognition, HMnet, clustering }

{SP94-81} Y. Itoh, J. Kiyama and R. Oka,
``Sentence spotting by ladder CDP method for spontaneous speech,''
IEICE Technical Report, SP94-81, pp.17--24, Jan. 1995.
{ continuous speech recognition, sentence spotting, spotting, ladder continuous DP, spontaneous speech }

{SP94-82} K. Takeda,
``Speech recognition -- discussions on the field trial results --,''
IEICE Technical Report, SP94-82, pp.25--30, Jan. 1995.
{ continuous speech recognition, HMM, spoken dialog, adaptation }

{SP94-83} M. Okada,
``Issues in the architecture for interactive systems,''
IEICE Technical Report, SP94-83, pp.31--38, Jan. 1995.
{ dialogue, interactive system, spoken language, architecture }

{SP94-84} Y. Sagisaka,
``Recent advances in Japanese speech synthesis research,''
IEICE Technical Report, SP94-84, pp.39--45, Jan. 1995.
{ speech synthesis, prosody control, unit-selection synthesis, statistical optimization of synthesis rules, speech database }

{SP94-85} H. Usuki, J. Suzuki and T. Shimamura,
``Characteristics of mispronunciation and hesitation in Japanese tongue twister,''
IEICE Technical Report, SP94-85, pp.1--6, Jan. 1995.
{ tongue twister, place and manner of articulation, hesitation, mispronunciation }

{SP94-86} J. Li, T. Shimamura and J. Suzuki,
``Fundamental frequency extraction of degraded speech using AR spectral estimation method,''
IEICE Technical Report, SP94-86, pp.7--14, Jan. 1995.
{ fundamental frequency extraction, AR spectrum, decimation, band-pass filter }

{SP94-87} H. Ogura and J. Miwa,
``Large-vocabulary spoken word recognition using word pre-selection and network units for recognition of phoneme based on probability,''  
IEICE Technical Report, SP94-87, pp.15--22, Jan. 1995.
{ word pre-selection, large-vocabulary word recognition, a posteriori probability, network units }

{SP94-88} K. Kobayashi, M. Hashimoto, A. Sasaki and D. Katoh,
``Momme:The FI speech-recognition system,''  
IEICE Technical Report, SP94-88, pp.23--28, Jan. 1995.
{ speech recognition, Fuzzy-C-Means method, flexible intelligence }

{SP94-89} S. Sakai, K. Hatazaki, M. Mizuno and T. Watanabe,
``A prototype flight information system for personal computer network with voice input,''  
IEICE Technical Report, SP94-89, pp.29--36, Jan. 1995.
{ speech recognition, speech input, system, real environment, application, personal computer network, user interface }

{SP94-90} M. Naito, S. Kuroiwa, K. Takeda, S. Yamamoto and F. Yato,
``A real-time speech dialogue system for a voice activated telephone extension service,''  
IEICE Technical Report, SP94-90, pp.37--42, Jan. 1995.
{ telephone speech, large vocabulary continuous speech recognition, speech dialogue system }

{SP94-91} T. Hatashima, N. Ohnishi and N. Sugie,
``A study on a subband acoustic echo canceller using a single microphone,''
IEICE Technical Report, SP94-91, pp.1--8, Feb. 1995.
{ echo canceller, wavelet transform, bandwidth division, delay time difference, amplitude ratio }

{SP94-92} Y. Aketa, M. Haseyama, H. Kitajima and N. Nagai,
``A method to quantize ARMA lattice filter coefficients with a genetic algorithm,''
IEICE Technical Report, SP94-92, pp.9--14, Feb. 1995.
{ genetic algorithm, ARMA, lattice filter, quantization }

{SP94-93} T. Tsuchiya and J. Miwa,
``Measurement of vocal-tract and glottal characteristics of singing speech using hierarchical method of analysis-by-synthesis,''
IEICE Technical Report, SP94-93, pp.15--22, Feb. 1995.
{ analysis-by-synthesis, singing speech, formant, glottal wave, open quotient }

{SP94-94} T. Abe, T. Kobayashi and S. Imai,
``Time-warping approach into harmonics estimation based on instantaneous frequency,''
IEICE Technical Report, SP94-94, pp.23--28, Feb. 1995.
{ instantaneous frequency(IF), analytic signal, time-warping }

{SP94-95} S. Kato and J. Miwa,
``Pitch detection using moving average and band-limitation in cepstrum method and it's application,''
IEICE, SP94-95, pp.29--36, Feb. 1995.
{ pitch detection, moving average, band-limitation, pruning FFT, phrase detection }

{SP94-96} K. Mano and T. Moriya,
``A study on phase adaptive PSI-CELP speech coding,''
IEICE Technical Report, SP94-96, pp.37--44, Feb. 1995.
{ speech coding, low bitrate, PSI-CELP, phase adaptation, random codebook, training }

{SP94-97} J. Murakami,
``Reducing memory requirements and computational costs for the Baum-Welch algorithm and application to automatic stochastic network grammar acquisition,''
IEICE Technical Report, SP94-97, pp.45--50, Feb. 1995.
{ stochastic network model, Baum-Welch algorithm, continuous speech recognition, language model, perplexity, ergodic HMM }

{SP94-98} M. Kumada, S. Niimi and M. Niitsu,
``Functions of tongue-related muscles for production of vowels,''
IEICE Technical Report, SP94-98, pp.1--8, March 1995.
{ tongue, vowels, articulation, EMG, MRI, genioglossus muscle }

{SP94-99} S. Funatsu, T. Fujinuma, S. Imaizumi and S. Kiritani,
``Perceptual properties and acoustic characteristics of dental fricatives by Japanese and Russian,''
IEICE Technical Report, SP94-99, pp.9--14, March 1995.
{ acoustic characteristics, speech perception, dental fricatives, Japanese, Russian }

{SP94-100} T. Arai, K. Okazaki and S. Imatomi,
``Analysis and synthesis for palatalized articulation of [s],''
IEICE Technical Report, SP94-100, pp.15--20, March 1995.
{palatalized articulation, cleft palate, fricative sound, linear predictive analysis, synthetic speech }

{SP94-101} S. Masaki and K. Honda,
``Effect of the number of syllables and morae on reaction time to produce Japanese nonwords,''
IEICE Technical Report, SP94-101, pp.21--28, March 1995.
{ syllable, mora, reaction, time, motor control, articulation }

{SP94-102} H. Hirai,
``Changes of vowel formant frequencies due to F0 control,''
IEICE Technical Report, SP94-102, pp.29--36, March 1995.
{ fundamental frequency, formant frequency, tongue, larynx }

{SP94-103} Y. Watanabe and H. Kasuya, 
``Consideration on temporal organization in narration and spoken dialog taking speech production process into account,''
IEICE Technical Report, SP94-103, pp.37--44, March 1995.
{ rhythm, timing, mora isochrony, mora duration }

{SP94-104} T. Ienaga and M. Akagi,
``Individualities of voice fundamental frequency contours and its control,''
IEICE Technical Report, SP94-104, pp.45--52, March 1995.
{ F_0 contours, speaker individualities, Fujisaki model, individuality control }

{SP94-105} H. Kawahara,
``Decomposition of speech perception to production response under transformed auditory feedback on pitch information,''
IEICE Technical Report, SP94-105, pp.53--60, March 1995.
{ speech perception, pitch speech production, auditory feedback, model, control }

{SP94-106} W. Zhu, Y. Endo, H. Kasuya and Y. Kikuchi,
``An integrated speech analysis, synthesis and evaluation system on MS-Windows,''
IEICE Technical Report, SP94-106, pp.61--68, March 1995.
{ speech analysis, speech synthesis, speech disorder, voice evaluation }

{SP94-107} H. Yehia and F. Itakura,
``Analysis of a technique to measure the vocal-tract cross-sectional area based on the impulse response at the lips,''
IEICE Technical Report, SP94-107, pp.69--76, March 1995.
{ cross-sectional area, reflectance, acoustic impedance, time stretched pulse, deconvolution, singular value decomposition }

{SP94-108} S. Imaizumi, K. Mori, S. Kiritani and M. Yumoto,
``Neural processes of auditory scene analysis---a study based on magnetoencephalography---,''
IEICE Technical Report, SP94-108, pp.1--8, March 1995.
{ MEG, auditory area, frontal lobe, auditory scene analysis, double dipole, neural processes }

{SP94-109} A. Hayashi, Y. Tamekawa, T. Deguchi and S. Kiritani,
``Perception of Japanese clause boundaries by infants---an experimental study by using headturn preference procedure---,''
IEICE Technical Report, SP94-109, pp.9--16, March 1995.
{ speech perception in infancy, clause boundary, headturn preference procedure }

{SP94-110} Y. Shimura, M. Sakawa and S. Imaizumi,
``Kansei information in vocalizations by 2 month old infants---perceptual and acoustical characteristics---,''
IEICE Technical Report, SP94-110, pp.17--24, March 1995.
{ infant, vocalization, acoustic characteristics, kansei information, communication }

{SP94-111} J. Lu and H. Kasuya,
``Order of speech and non-speech stimuli and perception of rhythm,''
IEICE Technical Report, SP94-111, pp.25--33, March 1995.
{ speech rhythm, order, perception of rhythm} 

{SP94-112} Y. Fukuda, Y. Ishibasi, M. Tsuchiya and  T. Torigoe,
``A discussion on the recognition of words in Japanese sign language,''
IEICE Technical Report, SP94-112, pp.33--38, March 1995.
{ Japanese sign language, recognition, chereme(phoneme), language aquisition }

{SP94-113} M. Sugishita, K. Otomo, K. Yamazaki, H. Shimizu, M. Yoshioka and A. Shinohara,
``Dichotic listening in patients with partial section of the corpus callosum,''
IEICE Technical Report, SP94-113, pp.39--46, March 1995.
{ corpus callosum, dichotic listening, auditory function }

{SP94-114} Y. Yonezawa and M. Akagi,
``Modeling of contextual effects based on the minimum classification error criterion,''
IEICE Technical Report, SP94-114, pp.47--54, March 1995.
{ speech perception, contextual effects, minimum classification error training, spectral peak }

{SP94-115} T. Kitamura and K. Aikawa,
``Speech recognition using a Gammatone filter bank---effect of spectro-temporal masking---,''
IEICE Technical Report, SP94-115, pp.55--62, March 1995.
{ Gammatone filter, spectro-temporal masking, short time analysis, HMM }

{SP94-116} K. Taniguchi, T. Tsumura and K. Fukudome,
``Spectral subtraction with adaptive noise estimation,''
IEICE Technical Report, SP94-116, pp.63--68, March 1995.
{ spectral subtraction, adaptive noise estimation, speech recognition, speech enhancement }

{SP94-117} S. Kajita and F. Itakura,
``Robustness of SBCOR analysis against waveform distortion and additive noises,''
IEICE Technical Report, SP94-117, pp.69--76, March 1995.
{ filter bank, autocorrelation, additive noise, zero crossing distortion, DTW, HMM }