Research Article

Using Kalman Filters to Reduce Noise from RFID Location System

Listing 1

Log file schema.
?xml version=“1.0” encoding=“UTF-8”?
xs:schema xmlns:xs=“http://www.w3.org/2001/XMLSchema
xs:element name=“Tags”
   xs:complexType
    xs:sequence
     xs:element ref=“Tag” maxOccurs=“unbounded”/
    /xs:sequence
   /xs:complexType
/xs:element
xs:element name=“Tag”
   xs:complexType
    xs:attribute name=“z” type=“xs:decimal” use=“required”/
    xs:attribute name=“y” type=“xs:decimal” use=“required”/
    xs:attribute name=“x” type=“xs:decimal” use=“required”/
    xs:attribute name=“Second” type=“xs:int” use=“required”/
    xs:attribute name=“Name” type=“xs:string” use=“required”/
    xs:attribute name=“Minute” type=“xs:int” use=“required”/
    xs:attribute name=“Millisecond” type=“xs:int” use=“required”/
    xs:attribute name=“Hour” type=“xs:int” use=“required”/
    xs:attribute name=“Date” type=“xs:date” use=“required”/
   /xs:complexType
/xs:element
/xs:schema