2010年7月27日 星期二

7/28

一、文獻討論
An Improvement Approach of Indoor Location Sensing Using Active RFID


二、實驗數據
a. 1個Reader,4個參考標籤
1m,E(150,150)
E(193.7113,104.6392)
E(156.8856,134.5085)
E(195.6938,102.8475)

2m ,E(200,200)
E(291.3876,273.9713)
E(249.0341,144.1544)
E(228.5714,171.4286)

3m ,E(250,250)
E(134.5643,131.8289)
E(301.4052,185.9772)
E(250.8921,250.8921)
結論:利用LANDMARC測量追蹤標籤E,三次會有一次比較準確。


b. 1個Reader,5個參考標籤
1m,E(150,150) ,F(150,100)
E(173.6148,100.9423)
E(173.4354,101.1575)
E(154.8643,115.5220)

2m ,E(200,200),F(200,100)
E(286.5146,101.7607)
E(183.1642,147.3137)
E(197.0384,266.5895)

2m ,E(200,200),F(300,200)
E(296.7481,197.0534
E(294.5282,196.0977
E(292.8993,196.2473
結論:第五個參考標籤F放X軸則X軸較準;放Y軸則Y軸較準。


by譓伃

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