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Movement of Players and Ball Comparing the two games, Japan versus UAE and a J‐League Game
Mitsuhisa Shiokawa(?川?久),Akira Kan(菅輝),Tomoyasu Okuda(?田知靖),Wataru Oba(大場?),Akira Morikawa(森河亮),Kazuma Ito(伊藤?馬),Ken Okihara(沖原謙),Koki Kiniwa(木庭康樹),Yasuo Higashikawa(東川安雄),Shinya Bono(房野?也),Keishi Mar 한국체육과학회 2010 한국체육과학회지 Vol.19 No.1
The purpose of this study was to make clear what affects the running speed of a player in a game. This research made the game of soccer of two games a research object. Two games of these were Japan versus UAE and Sanfrecce Hiroshima versus Yokohama Marinos. The method of calculating the amount of the activity used three dimensions DLT method. First of all, it takes a picture to install the entire pitch from the main stand rooftop in the competition site on each camera in two video cameras and this image is capture in PC every 1/3 seconds. And, the three?dimensional image analysis software was used, digitized, player's movement and the ball were converted into objective positional coordinates, and the amount of the activity was calculated on coordinate data. The following results were obtained by analyzing these data. In the J league game, the average speed of the ball was 6.04±6.26m/sec in the first half, and 6.23±5.52m/sec in the second half. In the game Japan versus UAE, the average speed of the ball was 6.11±6.29 in the first half, and 5.12±6.56 in the second half. The change of the average running speed of the field players of a team was highly affected by the change of the ball speed from both 2games.
鹽川奈?美 ( Shiokawa Nanami ) 동서대학교 일본연구센터 2018 次世代 人文社會硏究 Vol.14 No.-
本硏究は小倉(福岡縣北九州市小倉北區)から長崎(長崎縣長崎市)に至る舊長崎街道沿いの25地点、4世代の男性99名から得られた回答をもとに、統計的手法である林の數量化Ⅲ類を用いて、方言語彙·文法·敬語法それぞれの觀点から當該地域における方言の類似性の檢證を試みたものである。 檢證の結果、方言語彙·文法と敬語法との間で方言區畵の樣相が異なることが明らかになった。語彙·文法については從來考えられてきた肥筑方言域の中に<福岡方言>に對して<佐賀方言·長崎方言>という對立が成り立っていることが明らかとなった。 敬語法については、おおよそ、福岡縣の木屋瀨から佐賀縣嬉野市にかけての地域がシャル敬語の使用という觀点で共通性を見せており、福岡縣北九州市小倉から黑崎にかけての地域や長崎縣彼杵から長崎市にかけての地域と、一線を畵した。 調査對象地域は日本の方言區畵の中で、九州方言の一つである肥筑方言域に屬するため、その方言事象の共通性の高さが認められてきた。しかし、長崎街道グロットグラム調査の結果をもとにおこなった檢證の結果、肥筑方言域のなかにも細やかな方言區畵が展開している樣子を明らかにすることができた。 It is commonly believed that there are various proposals about geographical classification of Japanese dialects, which starts with the advocated theory by Tojo(1927). Although we could overview the Japanese dialects distribution with those proposals, but it is hard to understand the details of any local region. In this study, we reconsider the traditional classification of Northern Kyushu dialects based on the survey data in the area. The data are based on the answers obtained from 99 men of the 4th generation in 25 area points on Nagasaki-Kaido(through Fukuoka Prefecture, Saga Prefecture, Nagasaki Prefecture), and are analyzed the similarity of the dialects from the viewpoint of vocabulary, grammar and honorific expression by using quantitative approach: Quantification III. Based on the results, we found that the distribution of vocabulary are similar to the grammar distribution, but the distribution of honorific expression are difference from others. First, the Hichiku-dialect, which is one of the traditional Kyushu dialectal classes, could be classified as Fukuoka dialect vs ‘Saga dialect and Nagasaki dialect’ concerning the data of ‘vocabulary & grammar’. On the other hand, it has turned out that there are complex distribution concerning honorific expression in those prefectures. Specifically, the area where one of the honorific words, Sharu, are used are distributed from Koyanose to Ureshino, and the area is adjacent to the following two areas. The one is Nagasaki area where the other honorific words, Rasu, are used, and the other is from Kokura to Kurosaki area, where common honorific words are used. In the research so far, the similarity among the three prefectures are believed among researchers, but we could reveal that there are more detailed classification in Hichiku dialect based on the results of the Nagasaki-Kaido Grottogram survey by using Quantitative approach.
Enhanced Dynamic Management of Mobile Agent in Location Based Routing
Narahara, Yuichiro,Shiokawa, Shigeki Korea Multimedia Society 2016 The journal of multimedia information system Vol.3 No.4
A routing protocol in mobile ad hoc networks is important, and a location based routing has attracted attention. We have proposed a method, in which plural mobile agents (MA) manage location information and construct a route and the number of MA dynamically changes depending on the network situation. However, the area where each MA manages is not always appropriate. This would increase the network load due to unnecessary split and mergence of MAs. To solve this problem, in this paper, we propose an enhanced method. In this method, the MA management area is properly determined based on distribution of nodes. From the performance evaluation, we show that the proposed method outperforms conventional methods in terms of packet delivery rate when network load is high.
Study on the movements of the football players and a ball using the three-dimension analysis
Akira Kan,Mitsuhisa Shiokawa,Ken Okihara,Tatsuya Deguchi,Chul Soon Choi,Seung Wook Choi,Kazufumi Takahashi,Sachio Usui 한국체육과학회 2002 한국체육과학회지 Vol.11 No.1
Required physical abilities or factors for players are researched using indirect data, Physiology of Exercise. The purpose of this paper is measuring players running distance and various types of speed as direct data. Setting two video cameras (SONY DCR-VX1000), each one covering an entire pitch, recorded one of the J-LEAGUE MATCHES. It captured every 1/3sec frame from the recorded tape, and coordinated positions of all players' movements and ball using application software (MPJapan TOMOKO-VM). The coordinated positions data are treated with original application software. After analyzing the data, we found the following; 1) Average distance of each player moved on the match was about 13 to 14 ㎞. GK's distance was about 60% of field players. 2) Increasing players running speed, the number of one's propotion was decreased. 3) Each team showed similar total distances with the 1st and 2nd half, and the 2nd half distance indicated much longer than the 1st half. In comparison each plaver's 1st half distance and 2nd half, it was not unified.
Hagihara Shusuke,Ohta Hideki,Tanaka Jun,Shiokawa Teruaki,Kida Yoshikuni,Iguchi Yohei,Tatsumi Masato,Shibata Ryo,Tahara Kenichi,Shibata Tatsuya,Sanada Kyoichi,Ymamoto Takuaki 대한척추외과학회 2023 Asian Spine Journal Vol.17 No.5
Study Design: This study adopted a retrospective cohort study design.Purpose: This study aimed to clarify the influence of diffuse idiopathic skeletal hyperostosis (DISH) on bone fusion after transforaminal lumbar interbody fusion (TLIF).Overview of Literature: The negative effects of DISH on lumbar degenerative diseases have been reported, and DISH may be involved in the onset and severity of lumbar spinal canal stenosis. Patients with DISH have significantly more reoperations after posterior lumbar fusion, including TLIF. However, the effects of DISH on bone fusion after TLIF have not been reported.Methods: The medical records of patients with intervertebral TLIF from 2012 to 2018 were retrospectively examined. The patients were divided into those with fusion and those with pseudoarthrosis, and the following data were compared: age, sex, DISH, diabetes mellitus, smoking, drinking, albumin levels, body mass index ≥30 kg/m<sup>2</sup>, and L5/S fixation. Statistical analyses were performed using regression models.Results: In this study, 180 patients (78.6%) had fusion and 49 patients (21.4%) had pseudoarthrosis. The number of patients with DISH was significantly higher in the pseudoarthrosis group than in the fusion group (36.7% and 21.7%, respectively; univariate <i>p</i>=0.031, multivariate p =0.019). No significant differences in age, sex, diabetes mellitus, smoking, drinking, albumin levels, body mass index ≥30 kg/m<sup>2</sup>, and L5/S fixation were observed between the two groups. The risk factors for bone fusion were statistically analyzed in 57 patients with DISH. DISH with a caudal end below Th11 was an independent risk factor for pseudoarthrosis (univariate <i>p</i>=0.011, multivariate <i>p</i>=0.033).Conclusions: DISH is an independent risk factor for pseudoarthrosis after one intervertebral TLIF, and DISH with a caudal end below Th11 is associated with a higher risk of pseudoarthrosis than DISH without a caudal end below Th11.
Pc1/EMIC waves observed at subauroral latitude during sudden magnetospheric compressions
김관혁,이동훈,권혁진,이은상,Kim, Khan-Hyuk,Shiokawa, Kazuo,Lee, Dong-Hun,Kwon, Hyuck-Jin,Lee, Ensang 한국천문학회 2012 天文學會報 Vol.37 No.2
It is generally accepted that sudden compressions of the magnetosphere cause electromagnetic ion cyclotron (EMIC) wave growth by increasing the proton temperature anisotropy. These compression-associated EMIC waves are expected to be on higher latitudes (i.e., higher-L regions close to the magnetopause). In this study we examine Pc1 pulsations, which are believed to be generated by the EMIC instability, observed at subauroral latitude near the nominal plasmapause when the magnetosphere is suddenly compressed by solar wind dynamic pressure variations, using induction magnetometer data obtained from Athabasca, Canada (geomagnetic latitude = 61.7 N, L ~ 4.5). We identified 9 compression-associated Pc1 waves with frequencies of ~0.5-2.0 Hz. The wave activity appears in the horizontal H (positive north) and D (positive eastward) components. All of events show low coherence between H and D components. This indicates that the Pc1 pulsations in H and D oscillate with a different frequency. Thus, we cannot determine the polarization state of the waves. We will discuss the occurrence location of compression-associated Pc1 pulsations, their spectral structure, and wave properties.