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    <journal-meta />
    <article-meta>
      <title-group>
        <article-title>Multimedia Information Retrieval (An Introduction)</article-title>
      </title-group>
      <contrib-group>
        <contrib contrib-type="author">
          <string-name>c Apostolos Papadopoulos</string-name>
          <xref ref-type="aff" rid="aff0">0</xref>
          <xref ref-type="aff" rid="aff1">1</xref>
          <xref ref-type="aff" rid="aff2">2</xref>
          <xref ref-type="aff" rid="aff3">3</xref>
          <xref ref-type="aff" rid="aff4">4</xref>
          <xref ref-type="aff" rid="aff5">5</xref>
          <xref ref-type="aff" rid="aff6">6</xref>
          <xref ref-type="aff" rid="aff7">7</xref>
        </contrib>
        <contrib contrib-type="author">
          <string-name>Yannis Manolopoulos</string-name>
          <xref ref-type="aff" rid="aff0">0</xref>
          <xref ref-type="aff" rid="aff1">1</xref>
          <xref ref-type="aff" rid="aff2">2</xref>
          <xref ref-type="aff" rid="aff3">3</xref>
          <xref ref-type="aff" rid="aff4">4</xref>
          <xref ref-type="aff" rid="aff5">5</xref>
          <xref ref-type="aff" rid="aff6">6</xref>
          <xref ref-type="aff" rid="aff7">7</xref>
        </contrib>
        <contrib contrib-type="author">
          <string-name>Basic Bibliography</string-name>
          <xref ref-type="aff" rid="aff0">0</xref>
          <xref ref-type="aff" rid="aff1">1</xref>
          <xref ref-type="aff" rid="aff2">2</xref>
          <xref ref-type="aff" rid="aff3">3</xref>
          <xref ref-type="aff" rid="aff4">4</xref>
          <xref ref-type="aff" rid="aff5">5</xref>
          <xref ref-type="aff" rid="aff6">6</xref>
          <xref ref-type="aff" rid="aff7">7</xref>
        </contrib>
        <aff id="aff0">
          <label>0</label>
          <institution>2. S. Berchtold</institution>
          ,
          <addr-line>D.A. Keim, and H.-P. Kriegel. ”The Data”, VLDB Conference, 1996</addr-line>
        </aff>
        <aff id="aff1">
          <label>1</label>
          <institution>3. C. Faloutsos: ”Searching Multimedia Databases by Content”, Kluwer Academic Publishers</institution>
          ,
          <addr-line>1996</addr-line>
        </aff>
        <aff id="aff2">
          <label>2</label>
          <institution>6. O. Marques and B. Furht: ”Content-Based Image and Video Retrieval”, Kluwer Academic Publishers</institution>
          ,
          <addr-line>2002</addr-line>
        </aff>
        <aff id="aff3">
          <label>3</label>
          <institution>7. N. Roussopoulos</institution>
          ,
          <addr-line>S. Kelly, and F. Vincent: ”Nearest Neighbor Queries”, ACM SIGMOD Conference, 1995</addr-line>
        </aff>
        <aff id="aff4">
          <label>4</label>
          <institution>8. R.C. Veltkamp, M. Tanase: ”Content-Based Image Retrieval Systems: A Survey”</institution>
          ,
          <addr-line>2000</addr-line>
        </aff>
        <aff id="aff5">
          <label>5</label>
          <institution>Department of Informatics, Aristotle University</institution>
          ,
          <addr-line>54124 Thessaloniki</addr-line>
          ,
          <country country="GR">Greece</country>
        </aff>
        <aff id="aff6">
          <label>6</label>
          <institution>Proceedings of the Spring Young Researcher's Colloquium on Database and Information Systems</institution>
          ,
          <addr-line>Saint-Petersburg, Russia, 2008</addr-line>
        </aff>
        <aff id="aff7">
          <label>7</label>
          <institution>ture for Spatial Searching”, ACM SIGMOD Conference</institution>
          ,
          <addr-line>1984</addr-line>
        </aff>
      </contrib-group>
      <pub-date>
        <year>1999</year>
      </pub-date>
      <abstract>
        <p>bibliography</p>
      </abstract>
    </article-meta>
  </front>
  <body>
    <sec id="sec-1">
      <title>-</title>
      <p>text representation
information retrieval vs data retrieval
components of an IR system
indexing text databases
boolean and vector-based retrieval
efficiency and effectiveness
similarity queries
feature extraction (images, audio, video)
indexing multimedia objects (R-trees and X-trees)
index-based processing
current trends
conclusions
1.1</p>
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