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Research Interests
Research Interests
Language and speech science toward understanding human communication processes
Language and speech science toward understanding human communication processes
+ as foundations of machinery spoken language processing and human language education
+ by modeling the mechanisms with data science techniques and linguistic analysis
+ sometimes with partners outside of our company (university laboratories etc.)
+ as foundations of machinery spoken language processing and human language education
+ by modeling the mechanisms with data science techniques and linguistic analysis
+ sometimes with partners outside of our company (university laboratories etc.)
Research Topics
Research Topics
1. on exploring mechanisms:
1. on exploring mechanisms:
correct pronunciation:
correct pronunciation:
1) pitch accent fall prediction for unregistered Japanese words (family/first name) (including a kind of seq-to-seq approach) [Interspeech2003]
2) word reading disambiguation
1) pitch accent fall prediction for unregistered Japanese words (family/first name) (including a kind of seq-to-seq approach) [Interspeech2003]
2) word reading disambiguation
coordinated prosodic expression:
coordinated prosodic expression:
1) analysis of prosodic event relating to naturalness (emphasis [SNLP 2009]) (modality [iSAI-NLP 2018] [ICCA2020])
2) prediction of prosodic event from linguistic information;
+ predicting phrase boundary rise in advertisement and conversation under the situation of synthesizing such a written text as flyer and novel [ Interspeech 2013]
+ predicting advertisement phrases to be emphasized [ Paclic 2014],
+ speech synthesis with the prosodic event labels [ Interspeech 2011, ICASSP 2013]
1) analysis of prosodic event relating to naturalness (emphasis [SNLP 2009]) (modality [iSAI-NLP 2018] [ICCA2020])
2) prediction of prosodic event from linguistic information;
+ predicting phrase boundary rise in advertisement and conversation under the situation of synthesizing such a written text as flyer and novel [ Interspeech 2013]
+ predicting advertisement phrases to be emphasized [ Paclic 2014],
+ speech synthesis with the prosodic event labels [ Interspeech 2011, ICASSP 2013]
clear/easy-to-understand speech expression:
clear/easy-to-understand speech expression:
1) for elderly adults
+ analysis of desirable pause length in utterance when speaking with elderly adults [ASJ 2015 Autumn]
+ collection and analysis of speech data spoken by the exemplary speakers that elderly adults actually feel easy to understand [ASJ 2020 Spring] [Oriental COCOSDA 2020]
1) for elderly adults
+ analysis of desirable pause length in utterance when speaking with elderly adults [ASJ 2015 Autumn]
+ collection and analysis of speech data spoken by the exemplary speakers that elderly adults actually feel easy to understand [ASJ 2020 Spring] [Oriental COCOSDA 2020]
2. on preparing data for observation, analysis and machine learning use:
2. on preparing data for observation, analysis and machine learning use:
data augmentation? / data collection by generation? :
data augmentation? / data collection by generation? :
1) for statistical language model [ Coling 2002]
2) for word reading disambiguation [ Paclic 2018][JSAI 2022]
1) for statistical language model [ Coling 2002]
2) for word reading disambiguation [ Paclic 2018][JSAI 2022]
corpus development:
corpus development:
3. on questing for core {natural/spoken} language processing, dialogue processing and applying those technologies:
3. on questing for core {natural/spoken} language processing, dialogue processing and applying those technologies:
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