Search Results - "Yoshinaga, Tsukasa"

Comparison of one-dimensional and three-dimensional glottal flow models in left-right asymmetric vocal fold conditions by Yoshinaga, Tsukasa, Zhang, Zhaoyan, Iida, Akiyoshi

“…While the glottal flow is often simplified as one-dimensional (1D) in computational models of phonation to reduce computational costs, the 1D flow model has…”
Get full text

Aeroacoustic analysis on individual characteristics in sibilant fricative production by Yoshinaga, Tsukasa, Nozaki, Kazunori, Wada, Shigeo

“…The cause of individual acoustic characteristics of sibilant fricatives /s/ and /ʃ/ was analyzed by extracting vocal tract geometries and conducting…”
Get full text

Aeroacoustic differences between the Japanese fricatives [ɕ] and [ç] by Yoshinaga, Tsukasa, Maekawa, Kikuo, Iida, Akiyoshi

“…To elucidate the linguistic similarity between the alveolo-palatal sibilant [ɕ] and palatal non-sibilant [ç] in Japanese, the aeroacoustic differences between…”
Get full text

Global numerical simulation of fluid-structure-acoustic interaction in a single-reed instrument by Yoshinaga, Tsukasa, Yokoyama, Hiroshi, Shoji, Tetsuro, Miki, Akira, Iida, Akiyoshi

“…A numerical simulation of a single-reed instrument with a pressure chamber is conducted to examine the interaction among the flow, reed oscillation, and…”
Get full text

A simplified vocal tract model for articulation of [s]: The effect of tongue tip elevation on [s] by Yoshinaga, Tsukasa, Nozaki, Kazunori, Wada, Shigeo

“…Fricative consonants are known to be pronounced by controlling turbulent flow inside a vocal tract. In this study, a simplified vocal tract model was proposed…”
Get full text

Numerical investigation of effects of incisor angle on production of sibilant /s by Lu, HsuehJui, Yoshinaga, Tsukasa, Li, ChungGang, Nozaki, Kazunori, Iida, Akiyoshi, Tsubokura, Makoto

“…The effects of the inclination angle of the incisor on the speech production of the fricative consonant /s/ was investigated using an implicit compressible…”
Get full text

A linear wake expansion function for the double‐Gaussian analytical wake model by Soesanto, Qidun Maulana Binu, Yoshinaga, Tsukasa, Iida, Akiyoshi

“…The double‐Gaussian (DG) approach for analytical wake modeling leads to a better understanding of the wake transition mechanism within a full‐wake region…”
Get full text

Numerical investigation of effects of tongue articulation and velopharyngeal closure on the production of sibilant [s] by Lu, HsuehJui, Yoshinaga, Tsukasa, Li, ChungGang, Nozaki, Kazunori, Iida, Akiyoshi, Tsubokura, Makoto

“…A numerical simulation of sibilant /s/ production with the realistically moving vocal tract was conducted to investigate the flow and acoustic characteristics…”
Get full text

Model-based inverse estimation for active contraction stresses of tongue muscles using 3D surface shape in speech production by Koike, Narihiko, Ii, Satoshi, Yoshinaga, Tsukasa, Nozaki, Kazunori, Wada, Shigeo

“…This paper presents a novel inverse estimation approach for the active contraction stresses of tongue muscles during speech. The proposed method is based on…”
Get full text

Estimation of sibilant groove formation and sound generation from early hominin jawbones by Yoshinaga, Tsukasa, Nozaki, Kazunori, Kondo, Osamu, Iida, Akiyoshi

“…The speech production capability of sibilant fricatives of early hominin was assessed by interpolating the modern human vocal tract to an Australopithecine…”
Get full text

Anisotropic double‐Gaussian analytical wake model for an isolated horizontal‐axis wind turbine by Soesanto, Qidun M. B., Yoshinaga, Tsukasa, Iida, Akiyoshi

“…An anisotropic double Gaussian (DG) model for analytical wake modeling to predict the streamwise wake velocity behind an isolated non‐yawed horizontal‐axis…”
Get full text

Attraction of posture and motion-trajectory elements of conspecific biological motion in medaka fish by Shibai, Atsushi, Arimoto, Tsunehiro, Yoshinaga, Tsukasa, Tsuchizawa, Yuta, Khureltulga, Dashdavaa, Brown, Zuben P., Kakizuka, Taishi, Hosoda, Kazufumi

“…Visual recognition of conspecifics is necessary for a wide range of social behaviours in many animals. Medaka (Japanese rice fish), a commonly used model…”
Get full text

Sound source locations and their roles in Japanese voiceless “glottal” fricative production by Yoshinaga, Tsukasa, Maekawa, Kikuo, Iida, Akiyoshi

“…Although [h] is described as a glottal fricative, it has never been demonstrated whether [h] has its source exclusively at the glottis. In this study, sound…”
Get full text

Effects of horizontal-to-vertical stiffness ratio on the vibration characteristics of a two-mass vocal fold model by Kurosawa, Daiki, Yoshinaga, Tsukasa, Iida, Akiyoshi

“…In order to evaluate the effects of stiffness ratio of vocal fold on three-dimensional behavior of vocal fold vibration, numerical simulations were performed…”
Get full text

Comparison of one-dimensional and three-dimensional glottal flow models in left-right asymmetric vocal fold conditionsa by Yoshinaga, Tsukasa, Zhang, Zhaoyan, Iida, Akiyoshi

“…While the glottal flow is often simplified as one-dimensional (1D) in computational models of phonation to reduce computational costs, the 1D flow model has…”
Get full text

Comparison of one-dimensional and three-dimensional glottal flow models in left-right asymmetric vocal fold conditions by Yoshinaga, Tsukasa, Zhang, Zhaoyan, Iida, Akiyoshi

“…While the glottal flow is often simplified as one-dimensional (1D) in computational models of phonation to reduce computational costs, the 1D flow model has…”
Get full text

Exploring player’s feelings on clarinet mouthpiece geometry using artificial blowing machines and airflow simulations by Yoshinaga, Tsukasa, Yokoyama, Hiroshi, Shoji, Tetsuro, Miki, Akira, Iida, Akiyoshi

“…The mouthpiece geometry of single-reed instruments has been known to have a great impact on sound quality and playability. Although many researchers have…”
Get full text

Global numerical simulation of fluid-structure-acoustic interaction in a single-reed instrumenta by Yoshinaga, Tsukasa, Yokoyama, Hiroshi, Shoji, Tetsuro, Miki, Akira, Iida, Akiyoshi

“…A numerical simulation of a single-reed instrument with a pressure chamber is conducted to examine the interaction among the flow, reed oscillation, and…”
Get full text

Effects of tongue position in the simplified vocal tract model of Japanese sibilant fricatives /s/ and /ʃ by Yoshinaga, Tsukasa, Nozaki, Kazunori, Wada, Shigeo

“…The effects of tongue position on sound properties were investigated by using simplified models of sibilant fricatives /s/ and /ʃ/. These were constructed from…”
Get full text

Numerical investigation of effects of lip stiffness on reed oscillation in a single-reed instrument by Yoshinaga, Tsukasa, Yokoyama, Hiroshi, Shoji, Tetsuro, Miki, Akira, Iida, Akiyoshi

“…The sound of a single-reed instrument is produced by the interactions among flow, reed oscillation, and acoustic resonance in the resonator. To investigate the…”
Get full text