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무작위변량을 이용한 강우빈도분석시 내외삽오차에 관한 연구
최한규,엄기옥 강원대학교 산업기술연구소 2000 産業技術硏究 Vol.20 No.A
In the study rainfall frequency analysis attempted the many specific property data record duration it is differance from occur to error-term and probability distribution of concern manifest. Error-term analysis of method are fact sample data using method in other hand it is not appear to be fault that sample data of number to be small random variates. Therefore, day-rainfall data to randomicity consider of this sample data to the Monte Carlo method by randomize after data recode duration of form was choice method which compared an assumed maternal distribution from splitting frequency analysis consequence. In the conclusion, frequency analysis of chuncheon region rainfall appeared small RMSE to the Gamma Ⅱ distribution. In the rainfall frequency analysis estimate RMSE using random variates great transform, RMSE is appear that return period increasing little by little RMSE increased and data number increasing to RMSE decreasing.
무작위변량을 이용한 강우빈도분석시 내외삽오차에 관한 연구
최한규(Choi Han Kyu),엄기옥(Eom Ki Ok) 강원대학교 산업기술연구소 2000 産業技術硏究 Vol.20 No.1
In the study rainfall frequency analysis attempted the many specific property data record duration it is differance from occur to error-term and probability distribution of concern manifest. Error-term analysis of method are fact sample data using method in other hand it is not appear to be fault that sample data of number to be small random variates. Therefore, day-rainfall data to randomicity consider of this sample data to the Monte Carlo method by randomize after data recode duration of form was choice method which compared an assumed maternal distribution from splitting frequency analysis consequence. In the conclusion, frequency analysis of chuncheon region rainfall appeared small RMSE to the Gamma Ⅱ distribution. In the rainfall frequency analysis estimate RMSE using random variates great transform, RMSE is appear that return period increasing little by little RMSE increased and data number increasing to RMSE decreasing.
정대교,이경희,이여하,엄기옥 건국대학교 1971 學術誌 Vol.12 No.1
Sources of the N. in inorganic state, urea. ammonia sulphate nitro-cyanamide are added, Brassican oil Cake Poultry manure, the results of the experiment to survey over the effect on mushroom yields are tested as follows. 1.Urea was the most effective on among urea, ammonia ulphate, snitro-cyanamide as supplsying Source of N, in inorganic state. 2.In the application of urea, 2.0% of N elements was most effective. 3.In material of fungi bed supplied equall elements of N. Such as urea, ammonia sulphate and nitro-cyanamide it brought the difference, according to the N-Content when incubated, and Produced highest yilds when N-contents with 2.52 to 2.813% urea applied. 4.Content of N in ammonia State as material of fungi bed supplied by inorganic N, urea bed was highest, and lime bed was lowest, Relation with yield of mushroom has the inter-relation with N and in ammonia state. 5.The N element in organic state tand to show more than the yields of N in inorganic.