Singlefactorexperimentdesignmethod divide methodQuestion : guess a number , within1000people can be told the size relationbetween the actual number and theguessed number each time after hisguess , what is the most times can weget the numbers ?2007.411
11 2007.4 Single factor experiment design method ◼ divide method Question：guess a number，within1000， people can be told the size relation between the actual number and the guessed number each time after his guess，what is the most times can we get the numbers？
Singlefactorexperiment design method Applicable occasions of divide methodTransmission line faultDrainageproblemsOptimization of chemical additives2007.412
12 2007.4 Single factor experiment design method ◼ Applicable occasions of divide method Transmission line fault Drainage problems Optimization of chemical additives
Single factor experiment design methodApplicable occasions of 0.618 methodThe objective function value is unimodalwithin the experiment range[a,b]2007.413
13 2007.4 Single factor experiment design method ◼Applicable occasions of 0.618 method The objective function value is unimodal within the experiment range[a,b]
IMulti-factorproblem Test designThe orthogonal experiment design isonly one of them .orthogonality isBalanced, normal collocation2007.414
14 2007.4 Multi-factor problem Test design orthogonality is Balanced, normal collocation The orthogonal experiment design is only one of them
Historyo In 1926 ,it started to be used among the agriculturalscientific research work in US.World War II,British ordnance boardBritain announced the technology after the war.American professor deming brought it to Japan: Japan Taguchi Gen'ichi took the lead to research ,simplifiedit and promoted it in the 1950s.In the late 7Os, the number of project that Japan madeobvious achievements is more than 1,500.0002007.4615
15 2007.4 History In 1926 ,it started to be used among the agricultural scientific research work in US. • World War II , British ordnance board • Britain announced the technology after the war. • American professor deming brought it to Japan. • Japan Taguchi Gen'ichi took the lead to research ,simplified it and promoted it in the 1950s. • In the late 70s, the number of project that Japan made obvious achievements is more than 1,500,000