A computer design method of an effective educational trajectory in blended learning based on students’ assessment

2020 ◽  
Vol 25 (2) ◽  
pp. 1439-1458 ◽  
Author(s):  
E. M. Ivanova ◽  
A. V. Vishnekov
1975 ◽  
Vol 97 (3) ◽  
pp. 925-930 ◽  
Author(s):  
P. Doolan ◽  
M. S. Phadke ◽  
S. M. Wu

A method is developed to choose the blade spacing for a face-milling cutter that will minimize vibration. When the dynamic frequency response of a machine-tool-workpiece system is known, a special-purpose cutter can be designed to minimize the relative cutter-workpiece vibration for a particular cutting speed. When the dynamic system response is unknown the design method is limited to a general-purpose cutter to avoid resonant excitation over a broad frequency range. A nonlinear least-squares method is used to choose the blade angles for both cases. Experimental results using a general-purpose cutter with unequal blade spacing showed an appreciable reduction in noise and vibration compared to a similar cutter with equal blade spacing.


Author(s):  
Karto Iskandar ◽  
Fredy Fernanto ◽  
Mulia Gotama ◽  
Aswin Aswin

This research purpose is to design a Blended Learning System that allows participants to learning online with SCORM-based material. Tracking progress of online learning outcomes will be reported to the facilitator, management and survey work. Research methodology are method of designing and literature study. Design method using two first step in extreme methods, the planning and design programming. Literature study Methods is taken to find references on the internet and read a book for the collection of required data. The results of this study is used to simplify facilitator in acknowledging to what extent the participants understand the material provided and trigger a process of discussion in the classroom. The conclusion from this study is designed blended learning allows participants become interactive in performing learning online, showing progress and becoming interactive. Therefore, through survey, it can support learning to become more Interactive and informative.


2021 ◽  
Vol 27 (6) ◽  
pp. 1397-1406
Author(s):  
Bo-Kyeong Kim ◽  
Eun-Mi Choi

With development of advanced technologies, the field of beauty is under strong pressure to try new approaches in line with the highly increasing interest in advance 3D printing based on 3D graphic design data. An increasing number of researches have been conducted to develop beauty and art design object using computer design programs. As part of this, three works were presented in this paper in which body painting designs and object were applied to mannequins by producing them with help of 3D printing techniques based on the motive of fractal that started from nature. This study examined how the generation principle of fractal geometry appears in the form of nature. The generation principle of fractal geometry models nature, fibonacci, and crystalline pattern by non-linearity, irregularity, and randomness around the iterative rule of self similarity. The present study is thought to be meaningful in that it suggests the possibility and practical value of a design method that can be technically and easily accessible to those majoring in beauty by means of its utility as a low-end 3D printing object.


1973 ◽  
Vol 12 (3) ◽  
pp. 278-290 ◽  
Author(s):  
N. V. L. S. Sarma ◽  
P. J. Reddy ◽  
P. S. Murti

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