cluster random sampling 中文意思是什麼
cluster random sampling
解釋
分群抽樣法-
In accordance with the problem that the fcm algorithm is quite time - consuming for search out cluster cancroids and may not be suitable for on - line modeling and control. this dissertation proposed an improved fuzzy identification method based multistage random sampling fuzzy c - means clustering algorithm ( mrfcm ). it has higher approximate precision and the cpu time has slowed down sharply compared with the common fuzzy
Johnyen和liangwang介紹了幾種應用於模糊模型的信息優化準則,本論文在此基礎上對統計信息準則進行一些改進,並與快速模糊聚類和正交最小二乘方法結合,提高了模型的辨識精度和泛化能力。 -
The regression estimator in cluster random sampling
整群抽樣回歸估計量 -
Based on the review of and comment on the concepts and theories of attitude and travel attitude and the current research situations about travel attitude, according to three element theories of the attitude, by way of random sampling of strata, the paper has carried on measurement of travel attitude of zhengzhou city, wuzhi county and yuanyang county resident. in writing this paper, the author designed a travel attitude inventory, which had been proved to be of good reliability and validity. then it carries on factor analysis and cluster ' s analysis to the measurement
本研究在對態度、旅遊態度的概念、理論和旅遊態度的研究現狀進行述評的基礎上,依據態度的三元素理論,採用經過信度、效度檢驗的自編旅遊態度問卷,以分層隨機抽樣的方式,對鄭州市、武陟縣和原陽縣居民的旅遊態度進行了測量,並對測量數據進行因素分析和聚類分析。 -
Clustering algorithm based on random - sampling and cluster - feature
基於隨機抽樣和聚類特徵的聚類演算法 -
Methods : random cluster sampling method was used. 2763 subjects were studied with a self - reported questionnaire
方法:採用整群隨機抽樣方法,對2763名學生通過自填問卷的方式進行了調查。 -
In order to study the awareness, treatment and control rates andthe risk factors of hypertension in qingdao rural residents, a cluster random sampling method was used
為了調查青島農村居民高血壓的患病率、知曉率、服藥率、控制率及其影響因素,採用整群隨機抽樣法,對7個村的18歲以上居民進行血壓測量及相關因素調查。
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