net.semanticmetadata.lire
Class AbstractImageSearcher

java.lang.Object
  net.semanticmetadata.lire.AbstractImageSearcher

All Implemented Interfaces:

ImageSearcher

Direct Known Subclasses:

CorrelogramImageSearcher, SimpleImageSearcher

public abstract class AbstractImageSearcher
extends java.lang.Object
implements ImageSearcher

Abstract ImageSearcher, which uses javax.imageio.ImageIO to create a BufferedImage from an InputStream.

This file is part of the Caliph and Emir project: http://www.SemanticMetadata.net
Date: 01.02.2006
Time: 00:13:16

Author:

Mathias Lux, mathias@juggle.at

Constructor Summary

AbstractImageSearcher()

Method Summary

ImageSearchHits	relevanceFeedback(ImageSearchHits originalSearch, java.util.Set<org.apache.lucene.document.Document> positives, java.util.Set<org.apache.lucene.document.Document> negatives) Modifies the given search by the provided positive and negative examples.
ImageSearchHits	search(java.io.InputStream image, org.apache.lucene.index.IndexReader reader) Searches for images similar to the given image.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface net.semanticmetadata.lire.ImageSearcher

findDuplicates, search, search

Constructor Detail

AbstractImageSearcher

public AbstractImageSearcher()

Method Detail

search

public ImageSearchHits search(java.io.InputStream image,
                              org.apache.lucene.index.IndexReader reader)
                       throws java.io.IOException

Searches for images similar to the given image. This simple implementation uses ImageSearcher.search(java.awt.image.BufferedImage,org.apache.lucene.index.IndexReader), the image is read using javax.imageio.ImageIO.

Specified by:

search in interface ImageSearcher

Parameters:

image - the example image to search for.

reader - the IndexReader which is used to dsearch through the images.

Returns:

a sorted list of hits.

Throws:

java.io.IOException - in case the image could not be read from stream.

relevanceFeedback

public ImageSearchHits relevanceFeedback(ImageSearchHits originalSearch,
                                         java.util.Set<org.apache.lucene.document.Document> positives,
                                         java.util.Set<org.apache.lucene.document.Document> negatives)

Description copied from interface: ImageSearcher

Modifies the given search by the provided positive and negative examples. This process follows the idea of relevance feedback.

Specified by:

relevanceFeedback in interface ImageSearcher

Returns: