<?xml version="1.0" encoding="UTF-8"?>
<!-- edited with XMLSPY v2004 rel. 3 U (http://www.xmlspy.com) by Jun Ma (Northwestern University) -->
<!-- schema stage stamping: experiment -> draft -> proposal -> recommendation -> finalization -> version 1.0, 1.1 2.0, ... -->
<xs:schema targetNamespace="os.optimizationservices.org" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns="os.optimizationservices.org" elementFormDefault="qualified" attributeFormDefault="unqualified">
	<!--OSRepository.xsd: version - 2.0.0 -->
	<!--include: since version 1.0.0-->
	<xs:include schemaLocation="OSgL.xsd"/>
	<xs:element name="osRepository" type="OSRepository">
		<xs:annotation>
			<xs:documentation>since version 1.0.0</xs:documentation>
		</xs:annotation>
	</xs:element>
	<xs:complexType name="OSRepository">
		<xs:annotation>
			<xs:documentation>since version 1.0.0</xs:documentation>
		</xs:annotation>
		<xs:sequence>
			<xs:element name="description">
				<xs:annotation>
					<xs:documentation>since version 1.0.0</xs:documentation>
				</xs:annotation>
			</xs:element>
			<xs:element name="news" type="News">
				<xs:annotation>
					<xs:documentation>since version 1.0.0</xs:documentation>
				</xs:annotation>
			</xs:element>
			<xs:element name="instance" type="RepositoryInstance" minOccurs="0" maxOccurs="unbounded">
				<xs:annotation>
					<xs:documentation>since version 1.0.0</xs:documentation>
				</xs:annotation>
			</xs:element>
		</xs:sequence>
	</xs:complexType>
	<xs:complexType name="RepositoryInstance">
		<xs:annotation>
			<xs:documentation>since version 1.0.0</xs:documentation>
		</xs:annotation>
		<xs:sequence>
			<xs:element name="name" type="xs:string">
				<xs:annotation>
					<xs:documentation>since version 1.0.0</xs:documentation>
				</xs:annotation>
			</xs:element>
			<xs:element name="source" type="xs:string">
				<xs:annotation>
					<xs:documentation>since version 1.0.0</xs:documentation>
				</xs:annotation>
			</xs:element>
			<xs:element name="description" type="xs:string">
				<xs:annotation>
					<xs:documentation>since version 1.0.0</xs:documentation>
				</xs:annotation>
			</xs:element>
			<xs:element name="originalFileName" type="xs:string">
				<xs:annotation>
					<xs:documentation>since version 1.0.0</xs:documentation>
				</xs:annotation>
			</xs:element>
			<xs:element name="osDirectory" type="xs:string">
				<xs:annotation>
					<xs:documentation>since version 1.0.0</xs:documentation>
				</xs:annotation>
			</xs:element>
			<xs:element name="osFileName" type="xs:string">
				<xs:annotation>
					<xs:documentation>since version 1.0.0</xs:documentation>
				</xs:annotation>
			</xs:element>
		</xs:sequence>
	</xs:complexType>
</xs:schema>
