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Higuchi Shohei,Ikegami Shota,Oba Hiroki,Uehara Masashi,Kuraishi Shugo,Takizawa Takashi,Munakata Ryo,Hatakenaka Terue,Kamanaka Takayuki,Miyaoka Yoshinari,Koseki Michihiko,Mimura Tetsuhiko,Takahashi Jun 대한척추외과학회 2023 Asian Spine Journal Vol.17 No.1
Study Design: Retrospective cohort study.Purpose: This study aimed to evaluate the relationship between C7 plumb line (C7PL) decompensation and the Scoliosis Research Society (SRS) 22-item patient questionnaire scores, including those related to self-image, preoperatively and 2 years after surgery.Overview of Literature: In the surgical treatment of adolescent idiopathic scoliosis (AIS), inferior trunk balance caused by C7PL decompensation can negatively affect patients’ quality of life. However, there are few reports in the literature that describe or clarify how postoperative trunk imbalance affects each SRS-22 domain, including self-image domain scores.Methods: A total of 120 patients with AIS who underwent posterior spinal fusion from August 2006 to March 2017 at our facility and were followed up for 2 years or more were included. Radiological parameters were measured on whole-spine anteroposterior and lateral radiographs. Revised SRS-22 (SRS-22r) values were also recorded. Coronal trunk imbalance was defined as a deviation of ≥2.0 cm between the C7PL and the central sacral vertical line. Patients with and without coronal trunk imbalance at 2 years after surgery were defined as D (+) (decompensation type) and D (-), respectively. Mean SRS-22r values, including function, pain, self-image, mental health, and subtotal were compared between the D (+) and D (-) groups. Logistic regression analysis was performed to detect the preoperative factors related to D (+) using predictors, including curve type, maximum Cobb angle, and coronal trunk imbalance.Results: At 2 years after surgery, the D (+) group had a significantly lower self-image in the domain of SRS-22r scores compared with the D (-) group. Preoperative coronal trunk imbalance was significantly related to D (+) but not to significant changes in the postoperative SRS-22 score in any of the SRS-22 domains.Conclusions: Postoperative C7PL deviation lowers the self-image in patients with AIS. Patients with preoperative coronal trunk imbalance were significantly more likely to be D (+).
Higuchi Kenichiro 한국일본언어문화학회 2016 일본언어문화 Vol.35 No.-
This paper discusses Kim Kilim’s thoughts on “New Words” in the Korean language as part of an, attempt to re‐examine linguistic reform in South Korea after the 1945 liberation of Korea from Japanese rule. It proceeds from the position that the existing studies on Kim and the linguistic reform in post‐liberation South Korea have not paid enough attention to the fact that Kim was emphasizing critical thinking regarding a series of linguistic reforms which were instituted under U.S. occupation. In this paper, the author summarizes Kim’s the content of “Making New Words,” an article published in 1949, and points out the following: 1) Kim considered the people (minjung in Korean) to be the appropriate core agents in South Korean society for creating “new words” for the Korean language after the Liberation, and therefore their conduct then was worthy of attention. 2) Kim criticized linguistic purism: although he basically agreed with the “Recovery of the Mother Tongue” policy, he pointed out that excessive reform would not be taking into account the social realities of the time. 3) Kim was critical of the fact that linguistic reform at that time was carried out by one individual or an organization with a small number of people, an important point when considering the linguistic reform in South Korea under the U.S. occupation. 4) Despite the above, Kim developed arguments that embraced a then‐common concept of “nation” (i.e., one with a singular “pure culture” and deserving a “pure” national language), similar to other leading linguists of that time. The paper concludes with a consideration of how Kim’s trust in minjung and his critique of linguistic purism can be characterized as a criticism of the top‐down style linguistic reform that occurred after the Liberation, and also as a demand for “pragmatism” and “liberalism” and a display of an attitude strongly favoring respect for linguistic diversity.
Higuchi Angie,Morales L. Emilio,Sánchez-Pérez L. A.,Maehara Rocío 한국식품연구원 2022 Journal of Ethnic Foods Vol.9 No.-
The International Year of Quinoa (IYQ) (2013) showcased quinoa to the world and generated a rapid expansion in international demand for quinoa. It also increased the level of consumption in Peru. Peruvian ethnic identity reflects the food culture of origin. This research aims to determine the relationship between ethnic identity and other Theory of Planned Behavior factors on quinoa consumption intention and frequency of consumers in Top Lima and Modern Metropolitan Lima, Peru. A survey of 381 respondents was conducted between April and September 2017, and structural equation modeling was used to analyze the data. Contrary to expectations, intention and frequency of consumption of quinoa were negatively affected by “ethnic identity” (p< 0.05). This result is related to the promotion by the IYQ and Marca Perú (brand name Peru) and the gastronomic boom.
A Technique for Analyzing LSI Failures Using Wafer-level Emission Analysis System
Higuchi, Yasuhisa,Kawaguchi, Yasumasa,Sakazume, Tatsumi The Institute of Electronics and Information Engin 2001 Journal of semiconductor technology and science Vol.1 No.1
Current leakage is the major failure mode of semiconductor device characteristic failures. Conventionally, failures such as short circuit breaks and gate breakdowns have been analyzed and the detected causes have been reflected in the fabrication process. By using a wafer-level emission-leakage failure analysis method (in-line QC), we analyzed leakage mode failure, which is the major failure detected during the probe inspection process for LSIs, typically DRAMs and CMOS logic LSIs. We have thus developed a new technique that copes with the critical structural failures and random failures that directly affect probe yields.
Optimal Design of Multi-Dimensional Recursive Digital Filters Using a Simple Genetic Algorithm
Higuchi, Tatsuo,Kawamata, Masayuki,Imakubo, Jun 대한전자공학회 1994 ISPACS:Intelligent Signal Processing and Communica Vol.1 No.1
This paper proposes an optimal design method of multi-dimensional recursive digital filters (MDDFs) based on a simple genetic algorithm (SGA) for frequency-domain specifications. Design problem is formulated both in general class and in separable-denominator (SD) class. Parameters of the transfer function of a M-DDF are encoded to hit strings in order to apply a SGA to the design. The proposed method has flexibility for change of specifications of M-DDFs and for error functions used in optimization. The solution obtained by the proposed method can be also a good initial point for traditional optimization methods, for example, the DFP method. The effectiveness of the proposed method is demonstrated by design examples.
「大韓民国臨時政府の法統継承」について -兪鎭午関連資料からの考察-
Higuchi Kenichiro 한국일본언어문화학회 2019 일본언어문화 Vol.49 No.-
This paper focuses on the process of creating the 1948 Constitution of the Republic of Korea in order to examine the legal interpretation of the “Inheritance of the Pop-tong (legitimacy or legal tradition, in Korean) of the Provisional Government of the Republic of Korea” addressed in the preamble to the Constitution of the Republic of Korea (1987 Constitution), based on materials left by Yu Chin-o, a Korean legal scholar who wrote the draft of the 1948 Constitution. Specifically, the importance of the preamble to the Constitution and the literal meaning of ‘pop-tong’ are examined. The memoirs and manuscripts of Yu Chin-o are then discussed, based on discussions in previous studies. The author points out in closing that it is difficult to conclude that Yu Chin-o gave consideration either to the pop-tong of the Provisional Government of the Republic of Korea or its inheritance by the Republic of Korea in his constitutional planning. .
Higuchi, Tatsuo,Kawamata, Masayuki,Yoshie, Tomotaka 대한전자공학회 1994 ISPACS:Intelligent Signal Processing and Communica Vol.1 No.1
This paper proposes parallel separable (PS) two-dimensional (2-D) adaptive filters. Their adaptation algorithms are formulated and their computational complexities are estimated. They are applied to 2-D identification for comparison of the proposed adaptive filter and a conventional 2-D adaptive filter. A PS 2-D recursive adaptive filter and a 1PS 2-D non-recursive adaptive filter are realized in the form of the 2-D adaptive line enhancer, and they are applied for restoration of noisy images.
Characteristics of a 4-phase Segment Type Switched Reluctance Motor
Higuchi, Tsuyoshi,Yamaguchi, Daiki,Abe, Takashi,Yokoi, Yuichi Journal of International Conference on Electrical 2014 Journal of international Conference on Electrical Vol.3 No.3
A novel segment type switched reluctance motor (SRM) as a rare-earth-less motor is proposed. The torque was increased by 40% and the radial force was decreased by 76% compared with the same size usual variable reluctance (VR) type SRM. Increasing the average torque, however, caused increasing torque ripple. In this paper we develop a 4-phase segment type SRM and show that the torque ripple can be decreased well.