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合田 純人, P. J． バロン, 三友 紀男 日本温泉気候物理医学会雑誌 81 (2), 76-79, 2018-08-31
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齊藤 隆弘 映像情報メディア学会誌 62 (1), K1-K9, 2008
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中田 実 コミュニティ政策 3 (0), 3-4, 2005
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中田 実 コミュニティ政策 2 (0), 3-4, 2004
HansErhard Reiter 日経コミュニケーション = Nikkei communications (283) 112-115, 1998-12-07
低額で常時接続型の高速アクセス回線用の技術として注目を浴びているADSL（asymmetric digital subscriber line）。10月に国際標準の仕様案が固まり，本格普及への道筋が整った。300社を超える機器メーカーや通信事業者の業界団体ADSLフォーラムは，標準化や普及活動に貢献してきた。ライター会長兼社長は，「ADSLは新しい対話型のマルチメディア・サービスを生み出す。
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田口 玄一 品質工学 6 (4), 17-22, 1998
<p>Among category data, there are two types, non-ordered category data and the other ordered. Good, medium, bad in appearance are ordered-category-data. Fine, cloudy, rainy in weather forcasting are …
田口 玄一 品質工学 6 (1), 11-15, 1998
<p>All kinds of function can be interpreted in terms of an energy transformation. The engineer's job is to design a product/process to perform an intended function. Let <i>M</i> be the input signal …
田口 玄一 品質工学 6 (2), 17-20, 1998
<p>There are many cases where we can't specify signal levers but we can observe them. In those cases, signals and noises are confounded. The methods to calculate S/N ratios for those cases is …
田口 玄一 品質工学 6 (3), 17-22, 1998
<p>There are many cases where we have to deal with categorical data as we have no available technology to get continuous measurements. How to define and calculate total output from categorical data …
田口 玄一 品質工学 6 (4), 10-16, 1998
田口 玄一 品質工学 5 (2), 3-9, 1997
<p>In chemical and biological areas, quite often we have to deal with digital type data such as fraction data. How to define Signal-to-Noise Ratio for those areas are discussed in this article. We …
田口 玄一 品質工学 5 (6), 11-15, 1997
<p>In order to reduce cost by selecting important variables to construct Mahalanobis Distance for pattern recognition it is useful to consider the order of importance of each variable. Suppose k …
田口 玄一 品質工学 5 (1), 3-7, 1997
<p>ln order to define Signal-to-Noise Ratio as a measure of functionality in all engineering fields where we have to deal with waves, we need some mathematical methods to handle complex numbers, The …
田口 玄一 品質工学 5 (3), 26-31, 1997
<p>The difference between the traditional robust design approach and the new one are discussed in this article. The traditional engineering way for functionality is as follows. Design a product or a …
田口 玄一 品質工学 5 (5), 11-16, 1997
<p>Any measurement system needs to define an origin or a reference point and an unit measure,What would be a reasonable origin and unit measure for functional space or multidimensional …
田口 玄一 品質工学 5 (4), 16-21, 1997
<p>Tolerance Design needs to know the magnitude of contribution of each noise variables on the output response. As the most effective way to obtain those magnitude of contribution, the use of an …
田口 玄一 品質工学 4 (5), 3-9, 1996
<p>Signal to noise Ratio, S/N ratio, as a measure of functionality needs an enough accurate estimation of both the magnitude of signal and the magnitude of noises, this article discusses the methods …
田口 玄一 品質工学 4 (4), 3-9, 1996
<p>The job of engineers is to create a new product or a new process which never existed in nature. When developing a new product or a new process, it is very important to define the ideal function …
田口 玄一 品質工学 4 (3), 3-9, 1996
<p>A quadratic form expansion is the base of calculating S/N ratios as the measures of functionality. It is not easy to check orthogonality among quadratic forms having degree of freedom, or rank, …
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田口 玄一 品質工学 4 (2), 2-8, 1996
<p>The mathematics used for Quality Enginearing is not the one based on statistical mathematics but the one called quadratic expansion.</p><p>The degree of freedom is defined as the rank of adjoined …
田口 玄一 品質工学 4 (1), 2-6, 1996
<p>Quality Engineering is not the methods to solve a real problem, in this article a long-term forcasting, but it is the methods to evaluate the error variance of prediction from available sources …
田口 玄一 品質工学 4 (6), 3-8, 1996
<p>An engineer's job is to design a product/process to perform its function close to ideal at all customer's conditions. As he can choose any system and set parameter's levels of the system,those …
田口 玄一 品質工学 3 (2), 2-5, 1995
<p>The role of quality engineering is not a hardware technology but a software technology to find just one numerical number to measure the distance of functionability of hardware from the ideal …
田口 玄一 品質工学 3 (4), 2-5, 1995
<p>Mahalanobis Distance itself is just a mathematical calculation called generalized variance. The essential problem is a set of original data to construct Mahalanobis Space.</p><p>A new method for …
田口 玄一 品質工学 3 (1), 2-7, 1995
<p>It is said that there is few hotels in Japan who use the facility of fire-alarming system. The reason of that are too many errors called the error of first-kind, i.e. giving an alarm where there …
田口 玄一 品質工学 3 (2), 6-9, 1995
<p>There are misunderstandings on the philosophy and approaches in quality engineering. These are causes by the confusion of mathematical statistics with quality engineering.</p><p>For example, the …
田口 玄一 品質工学 3 (6), 3-7, 1995
<p>Mahalanobis Distance, in short MD, is a generalized measure using all multivariate data for a certain simple objective measure. Weather forcasting is one of the ideal areas to use MD. The …
田口 玄一 品質工学 3 (5), 3-7, 1995
<p>How to recognize the syllable from its voice spoken by people is discussed here. Two methods as a new system are proposed. One method is to use the frequency distribution with a damping factor as …
田口 玄一 品質工学 3 (3), 2-6, 1995
<p>The role of quality engineering is to give an effective simple measure of functional variation using signal-to-noise ratio from a set of all proposed data. On the case of earthquake prediction, …
