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Nagamatsu, Yasuko,Nakayama, Yukiko,Clayson, Helen,Natori, Yuji,Ohata, Misato,Matsuura-Moriguchi, Shino,Porter, Sarah E. Asian Pacific Journal of Cancer Prevention 2014 Asian Pacific journal of cancer prevention Vol.15 No.21
Purpose: This study evaluated the effect of an Educational Program on Palliative Care for MPM for Nurses in Japan. Program: The 5-h program consisted of lectures and care planning group work. Materials and Methods: This study used a pretest-posttest design with a single cohort of nurses and included a Difficulties in Palliative Care for Patients with MPM (DPCMPM) Scale with 15 items. The pre- and posttest scores were compared using a t-test. Results: We included 27 female nurses with a mean of 14.4 years of nursing experience. In 12 of 15 DPCMPM items, the posttest difficulty scores were lower than the pretest scores. Participants highly evaluated the program for validity, clarity, clinical usefulness, and the facilitators. The Palliative Care for MPM Handbook for Nurses was developed as an educational tool for clinical settings. Conclusions: The Educational Program on Palliative Care for MPM for Nurses was effective in reducing nursing difficulties.
Consideration on Scale Effect of Vortical Flow Induced by Artificial Upwelling Structure
Nagamatsu, Tetsuo,Nakagama, Naruhito,Nishikita C., Masako The Korean Association of Ocean Science and Techno 2005 Journal of Ocean Science and Technology Vol.2 No.1
There are some sea areas where the upwelling current rises from sea bottom up to sea surface and brings the deep sea water including a plenty of nutritive salts accumulated on the sea bottom up to the sunny sea surface. Such sea areas are well known to be rich fishing grounds. Therefore, in order to make rich fishing ground artificially, various kinds of marine structures for generating the upwelling current are studied. At the same time, it is important to evaluate the influence on local ocean environment by such artificial ocean fertilization. The purpose of the present study is to investigate the scale effect on the vortical flow induced by artificial upwelling structure in order to evaluate an effectiveness of a full-scale upwelling generator from the model test results. The type of upwelling generator adopted in this study is basically a V-shaped structure placed against to the horizontal bottom flow. The V-shaped structure consists of two long flat plates which are connected with each other with a dihedral angle, and the top view is as a letter of V with its vertical angle directing downstream. By use of two geometrical similar models of V-shaped structure with different sizes, flow visualization tests and velocity measurements in their wake were carried out. The Reynolds number based on uniform flow velocity and model height is in range from 3900 to 67200. The vorticity distributions at two vertical planes in downstream of the models were obtained from the measured results. It is shown that non-dimensional vorticity of the center of vortices produced by V-shaped structure models increases slightly with model size. On the other hand, theoretical consideration was made on the scale effect of the above vortical flow. An approximate equation was introduced for estimation of Reynolds number effect on the vorticity. According to the equation, the non-dimensional vorticity of the vortices produced by the V-shaped structure is proportional to Reynolds number to the one tenth. It is found that this estimation agrees well with the results of measurements.
Estimating Point-of-View-based Similarity using POV Reinforcement and Similarity Propagation
( Kenji Nagamatsu ),( Hidehiko Tanaka ) 한국언어정보학회 1996 국제 워크샵 Vol.1996 No.-
This paper proposes a similarity measure which takes account of point-of-views (abbreviated to POV, hereafter) in the calculation of similarity values. So far many researches on similarity measures have been per-formed but none takes account of POVs. The similarity measure pro-posed in this paper is based on co-occurrence probabilities of words and this makes it possible to obtain preferable precision even if POVs are not given. This method consists of two parts of processes, POV reinforce-ment and similarity propagation. First, the POV reinforcement process, which affects the similarity between words, modifies the weights of links according to the relatedness between the link and the POV word. Sec-ond, the similarity propagation process propagates the weights of links and defines a similarity value for word pairs which do not actually co-occur in the corpus. Using those two processes this method becomes capable both to take POVs into consideration and to cope with the sparseness of corpora to some degree. This paper, however, focuses on the POV reinforcement and evaluates the effectiveness of the method.
Masao Nagamatsu 대한기계학회 2015 대한기계학회 춘추학술대회 Vol.춘계 No.-
The author is now development new sound localization method, double Acoustic Holography (DNAH) method. This method is a converted method of conventional Nearfield Acoustic Holography (NAH) method. In proposing method, the measurement plane in measurement process is doubled. In this paper, the theory of proposing method is explained. And to verify the performance of proposing method, the numerical simulations at various frequencies below 100㎐ are done. In conclusion, the proposing method shows better result at each frequency.
Effects of elevation on shoulder joint motion: comparison of dynamic and static conditions
Takaki Imai,Takashi Nagamatsu,Junichi Kawakami,Masaki Karasuyama,Nobuya Harada,Yu Kudo,Kazuya Madokoro 대한견주관절의학회 2023 대한견주관절의학회지 Vol.26 No.2
Background: Although visual examination and palpation are used to assess shoulder motion in clinical practice, there is no consensus on shoulder motion under dynamic and static conditions. This study aimed to compare shoulder joint motion under dynamic and static conditions. Methods: The dominant arm of 14 healthy adult males was investigated. Electromagnetic sensors attached to the scapular, thorax, and humerus were used to measure three-dimensional shoulder joint motion under dynamic and static elevation conditions and compare scapular upward rotation and glenohumeral joint elevation in different elevation planes and angles. Results: At 120° of elevation in the scapular and coronal planes, the scapular upward rotation angle was higher in the static condition and the glenohumeral joint elevation angle was higher in the dynamic condition (P<0.05). In scapular plane and coronal plane elevation 90°–120°, the angular change in scapular upward rotation was higher in the static condition and the angular change in scapulohumeral joint elevation was higher in the dynamic condition (P<0.05). No differences were found in shoulder joint motion in the sagittal plane elevation between the dynamic and static conditions. No interaction effects were found between elevation condition and elevation angle in all elevation planes. Conclusions: Differences in shoulder joint motion should be noted when assessing shoulder joint motion in different dynamic and static conditions.