Data Formats Working Group

Mailing List Archive

Timeline

• 2007-12-31 agree on v1.0 format
• 2008-01-01 start implementing v1 at facilities
• 2008-06 representative sampling of data available for inter-facility comparison
• 2008-10 presentation of results at NOBUGS2008 meeting (date TBA)

Current Definition

XML template: cansas1d.xml

<?xml version="1.0"?>
<SASroot xmlns="http://www.smallangles.net/cansas1d"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.smallangles.net/cansas1d cansas1d.xsd"
	version="0.1a">
	<SASentry>
		<Title></Title>
		<Run></Run>
		<SASdata>
			<Idata>
				<Q units="1/A">0.02</Q>
				<I units="1/cm">1000</I>
				<Qdev units="1/A" />
				<Idev units="1/cm">3</Idev>
				<Qfwhm units="1/A"><!-- Qfwhm is optional --></Qfwhm>
				<Qmean units="1/A"><!-- Qmean is optional --></Qmean>
				<Shadowfactor><!-- Shadowfactor is optional --></Shadowfactor>
			</Idata>
		</SASdata>
		<SASsample>
			<sample_ID>SI600-new-long</sample_ID>
			<sample_thickness units="mm">1.03</sample_thickness>
			<sample_transmission>0.327</sample_transmission>
			<sample_temperature units="C">0.0000</sample_temperature>
			<sample_offset_angle units="degrees">
				<!-- 
					++ Exactly what is this?  
					++ Could there be two components? 
				-->
				0.020
			</sample_offset_angle>
			<sample_x units="mm">10.00</sample_x>
			<sample_y units="mm">0.00</sample_y>
			<sample_prep>
				http://chemtools.chem.soton.ac.uk/projects/blog/blogs.php/bit_id/2720
			</sample_prep>
		</SASsample>
		<SASinstrument>
			<SASsource></SASsource>
			<SAScollimation></SAScollimation>
			<SASdetector></SASdetector>
		</SASinstrument>
		<SASprocess>
			<SASprocessnote></SASprocessnote>
		</SASprocess>
		<SASnote></SASnote>
	</SASentry>
</SASroot>

XML Schema: cansas1d.xsd

<?xml version="1.0" encoding="UTF-8"?>
<schema xmlns="http://www.w3.org/2001/XMLSchema"
	targetNamespace="http://www.smallangles.net/cansas1d"
	xmlns:tns="http://www.smallangles.net/cansas1d"
	elementFormDefault="qualified">

	<complexType name="QType">
		<simpleContent>
			<extension base="float">
				<attribute name="units" type="string" default="1/A"
					use="optional" />
			</extension>
		</simpleContent>
	</complexType>

	<complexType name="IType">
		<simpleContent>
			<extension base="float">
				<attribute name="units" type="string" default="1/cm"
					use="optional" />
			</extension>
		</simpleContent>
	</complexType>

	<complexType name="lengthType">
		<simpleContent>
			<extension base="float">
				<attribute name="units" type="string" default="mm"
					use="optional" />
			</extension>
		</simpleContent>
	</complexType>

	<complexType name="temperatureType">
		<simpleContent>
			<extension base="float">
				<attribute name="units" type="string" default="mm"
					use="optional" />
			</extension>
		</simpleContent>
	</complexType>

	<complexType name="unitsType">
		<simpleContent>
			<extension base="float">
				<attribute name="units" type="string" use="required" />
			</extension>
		</simpleContent>
	</complexType>

	<!-- ++++++++++++++++++++++++++++++++++++++++++++++++++++++ -->

	<complexType name="IdataType">
		<sequence>
			<element name="Q" minOccurs="1" maxOccurs="1"
				type="tns:QType" />
			<element name="I" minOccurs="1" maxOccurs="1"
				type="tns:IType" />
			<element name="Qdev" minOccurs="0" maxOccurs="1"
				type="tns:QType" default="0" />
			<element name="Idev" minOccurs="0" maxOccurs="1"
				type="tns:IType" default="0" />
			<element name="Qfwhm" minOccurs="0" maxOccurs="1"
				type="tns:QType" default="0" />
			<element name="Qmean" minOccurs="0" maxOccurs="1"
				type="tns:QType" default="0" />
			<element name="Shadowfactor" minOccurs="0" maxOccurs="1"
				type="float" default="1.0" />
		</sequence>
	</complexType>

	<complexType name="SASdataType">
		<sequence>
			<element name="Idata" minOccurs="1" maxOccurs="unbounded"
				type="tns:IdataType" />
		</sequence>
		<attribute name="name" type="string" />
	</complexType>

	<!-- ++++++++++++++++++++++++++++++++++++++++++++++++++++++ -->

	<complexType name="SASsampleType">
		<sequence>
			<element name="sample_ID" minOccurs="1" maxOccurs="1"
				type="string" />
			<element name="sample_thickness" minOccurs="0" maxOccurs="1"
				type="tns:lengthType" />
			<element name="sample_transmission" minOccurs="0"
				maxOccurs="1" type="float" />
			<element name="sample_temperature" minOccurs="0"
				maxOccurs="1" type="tns:temperatureType" />
			<element name="sample_offset_angle" minOccurs="0"
				maxOccurs="1" type="tns:unitsType" />
			<element name="sample_x" minOccurs="0" maxOccurs="1"
				type="tns:lengthType" />
			<element name="sample_y" minOccurs="0" maxOccurs="1"
				type="tns:lengthType" />
			<element name="sample_prep" minOccurs="0" maxOccurs="1"
				type="string" />
		</sequence>
		<attribute name="name" type="string" />
	</complexType>

	<!-- ++++++++++++++++++++++++++++++++++++++++++++++++++++++ -->

	<complexType name="SASprocessType">
		<sequence>
			<element name="SASprocessnote" type="string" />
		</sequence>
		<attribute name="name" type="string" />
	</complexType>

	<!-- ++++++++++++++++++++++++++++++++++++++++++++++++++++++ -->

	<complexType name="SASinstrumentType">
		<sequence>
			<element name="SASsource" type="string" />
			<element name="SAScollimation" type="string" />
			<element name="SASdetector" type="string" />
		</sequence>
		<attribute name="name" type="string" />
	</complexType>

	<!-- ++++++++++++++++++++++++++++++++++++++++++++++++++++++ -->

	<complexType name="SASentryType">
		<sequence>
			<element name="Title" minOccurs="0" maxOccurs="1"
				type="string" />
			<element name="Run" minOccurs="0" maxOccurs="1"
				type="string" />
			<element name="SASdata" type="tns:SASdataType" />
			<element name="SASsample" type="tns:SASsampleType" />
			<element name="SASinstrument" type="tns:SASinstrumentType" />
			<element name="SASprocess" type="tns:SASprocessType" />
			<element name="SASnote" />
		</sequence>
		<attribute name="name" type="string" />
	</complexType>

	<!-- ++++++++++++++++++++++++++++++++++++++++++++++++++++++ -->

	<complexType name="SASrootType">
		<sequence>
			<element name="SASentry" minOccurs="1" maxOccurs="unbounded"
				type="tns:SASentryType">
			</element>
		</sequence>
		<attribute name="version" type="string" fixed="0.1a" />
	</complexType>

	<element name="SASroot" type="tns:SASrootType" />

</schema>

XML example

to be defined

Members

• Andrew Jackson (NIST)
• Pete Jemian (APS)
• Steve King (ISIS)
• Ken Littrell (ORNL)
• Andy Nelson (ANSTO)
• Ron Ghosh (ILL)
• Jan Ilavsky (APS)

News/Status

--Jemian 12:00, 14 December 2007 (EST)draft status updated