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Geotools是一个开源的Java GIS工具包,可利用它来开发符合标准的地理信息系统。Geotools提供了OGC(Open Geospatial Consortium)规范的一个实现来作为他们的

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<TD WIDTH="15%"><B><A HREF="../../../../../org/geotools/metadata/iso/quality/GriddedDataPositionalAccuracyImpl.html" title="class in org.geotools.metadata.iso.quality">GriddedDataPositionalAccuracyImpl</A></B></TD>
<TD>Closeness of gridded data position values to values accepted as or being true.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../../org/geotools/metadata/iso/quality/LogicalConsistencyImpl.html" title="class in org.geotools.metadata.iso.quality">LogicalConsistencyImpl</A></B></TD>
<TD>Degree of adherence to logical rules of data structure, attribution and relationships (data
 structure can be conceptual, logical or physical).</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../../org/geotools/metadata/iso/quality/NonQuantitativeAttributeCorrectnessImpl.html" title="class in org.geotools.metadata.iso.quality">NonQuantitativeAttributeCorrectnessImpl</A></B></TD>
<TD>Correctness of non-quantitative attributes.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../../org/geotools/metadata/iso/quality/PositionalAccuracyImpl.html" title="class in org.geotools.metadata.iso.quality">PositionalAccuracyImpl</A></B></TD>
<TD>Accuracy of the position of features.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../../org/geotools/metadata/iso/quality/QuantitativeAttributeAccuracyImpl.html" title="class in org.geotools.metadata.iso.quality">QuantitativeAttributeAccuracyImpl</A></B></TD>
<TD>Accuracy of quantitative attributes.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../../org/geotools/metadata/iso/quality/QuantitativeResultImpl.html" title="class in org.geotools.metadata.iso.quality">QuantitativeResultImpl</A></B></TD>
<TD>Information about the value (or set of values) obtained from applying a data quality measure.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../../org/geotools/metadata/iso/quality/RelativeInternalPositionalAccuracyImpl.html" title="class in org.geotools.metadata.iso.quality">RelativeInternalPositionalAccuracyImpl</A></B></TD>
<TD>Closeness of the relative positions of features in the scope to their respective
 relative positions accepted as or being true.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../../org/geotools/metadata/iso/quality/ResultImpl.html" title="class in org.geotools.metadata.iso.quality">ResultImpl</A></B></TD>
<TD>Type of test applied to the data specified by a data quality scope.</TD>
</TR>
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<TD WIDTH="15%"><B><A HREF="../../../../../org/geotools/metadata/iso/quality/ScopeImpl.html" title="class in org.geotools.metadata.iso.quality">ScopeImpl</A></B></TD>
<TD>Description of the data specified by the scope.</TD>
</TR>
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<TD WIDTH="15%"><B><A HREF="../../../../../org/geotools/metadata/iso/quality/TemporalAccuracyImpl.html" title="class in org.geotools.metadata.iso.quality">TemporalAccuracyImpl</A></B></TD>
<TD>Accuracy of the temporal attributes and temporal relationships of features.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../../org/geotools/metadata/iso/quality/TemporalConsistencyImpl.html" title="class in org.geotools.metadata.iso.quality">TemporalConsistencyImpl</A></B></TD>
<TD>Correctness of ordered events or sequences, if reported.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../../org/geotools/metadata/iso/quality/TemporalValidityImpl.html" title="class in org.geotools.metadata.iso.quality">TemporalValidityImpl</A></B></TD>
<TD>Validity of data specified by the scope with respect to time.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../../org/geotools/metadata/iso/quality/ThematicAccuracyImpl.html" title="class in org.geotools.metadata.iso.quality">ThematicAccuracyImpl</A></B></TD>
<TD>Accuracy of quantitative attributes and the correctness of non-quantitative attributes
 and of the classifications of features and their relationships.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../../org/geotools/metadata/iso/quality/ThematicClassificationCorrectnessImpl.html" title="class in org.geotools.metadata.iso.quality">ThematicClassificationCorrectnessImpl</A></B></TD>
<TD>Comparison of the classes assigned to features or their attributes to a universe of discourse.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../../org/geotools/metadata/iso/quality/TopologicalConsistencyImpl.html" title="class in org.geotools.metadata.iso.quality">TopologicalConsistencyImpl</A></B></TD>
<TD>Correctness of the explicitly encoded topological characteristics of the dataset as
 described by the scope.</TD>
</TR>
</TABLE>
&nbsp;

<P>
<A NAME="package_description"><!-- --></A><H2>
Package org.geotools.metadata.iso.quality Description
</H2>

<P>
<A HREF="../../../../../org/geotools/metadata/iso/quality/DataQualityImpl.html" title="class in org.geotools.metadata.iso.quality">Data quality</A> implementation. An explanation
  for this package is provided in the OpenGIS&reg; javadoc.
  The remaining discussion on this page is specific to the Geotools implementation.
<P>

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