public void tttestMAPLocalFeatureHistogram() throws IOException {
int maxSearches = 200;
int maxHits = 100;
IndexReader reader = IndexReader.open(FSDirectory.open(new File(indexPath)));
IndexSearcher is = new IndexSearcher(reader);
ImageSearcher searcher;
// searcher = new SiftLocalFeatureHistogramImageSearcher(maxHits);
searcher = ImageSearcherFactory.createColorHistogramImageSearcher(maxHits);
// searcher = ImageSearcherFactory.createCEDDImageSearcher(maxHits);
// searcher = ImageSearcherFactory.createFCTHImageSearcher(maxHits);
Pattern p = Pattern.compile("\\\\\\d+\\.jpg");
double map = 0;
for (int i = 0; i < sampleQueries.length; i++) {
int id = sampleQueries[i];
System.out.print("id = " + id + ": ");
String file = testExtensive + "/" + id + ".jpg";
ImageSearchHits hits = searcher.search(findDoc(reader, id + ".jpg"), reader);
int goodOnes = 0;
double avgPrecision = 0;
for (int j = 0; j < hits.length(); j++) {
Document d = hits.doc(j);
String hitsId = d.getValues(DocumentBuilder.FIELD_NAME_IDENTIFIER)[0];
Matcher matcher = p.matcher(hitsId);
if (matcher.find()) hitsId = hitsId.substring(matcher.start() + 1, hitsId.lastIndexOf("."));
else fail("Did not get the number ...");
int testID = Integer.parseInt(hitsId);
// System.out.print(". " + hitsId + "/" +
// d.getValues(DocumentBuilder.FIELD_NAME_IDENTIFIER)[0]+ " ");
if ((int) Math.floor(id / 100) == (int) Math.floor(testID / 100)) {
goodOnes++;
System.out.print("x");
} else {
System.out.print("o");
}
// System.out.print(" (" + testID + ") ");
avgPrecision += (double) goodOnes / (double) (j + 1);
}
avgPrecision = avgPrecision / hits.length();
map += avgPrecision;
System.out.println(" " + avgPrecision + " (" + map / (i + 1) + ")");
}
map = map / sampleQueries.length;
System.out.println("map = " + map);
}
/** Created with IntelliJ IDEA. User: mlux Date: 29.11.12 Time: 13:53 */
public class GeneralTest extends TestCase {
private String[] testFiles =
new String[] {
"img01.JPG",
"img02.JPG",
"img03.JPG",
"img04.JPG",
"img05.JPG",
"img06.JPG",
"img07.JPG",
"img08.JPG",
"error.jpg",
"91561.lire.jpg",
"91561.jpg"
};
private String testFilesPath = "./src/test/resources/images/";
private String indexPath = "test-index";
private String testExtensive = "./testdata/wang-1000";
public Class[] featureClasses =
new Class[] {
CEDD.class,
FCTH.class,
JCD.class,
AutoColorCorrelogram.class,
ColorLayout.class,
EdgeHistogram.class,
Gabor.class,
JpegCoefficientHistogram.class,
ScalableColor.class,
SimpleColorHistogram.class,
OpponentHistogram.class,
LocalBinaryPatterns.class,
RotationInvariantLocalBinaryPatterns.class,
BinaryPatternsPyramid.class,
LuminanceLayout.class,
Tamura.class,
FuzzyColorHistogram.class,
PHOG.class
};
private DocumentBuilder[] builders =
new DocumentBuilder[] {
DocumentBuilderFactory.getCEDDDocumentBuilder(),
DocumentBuilderFactory.getFCTHDocumentBuilder(),
DocumentBuilderFactory.getJCDDocumentBuilder(),
DocumentBuilderFactory.getAutoColorCorrelogramDocumentBuilder(),
DocumentBuilderFactory.getColorLayoutBuilder(),
DocumentBuilderFactory.getEdgeHistogramBuilder(), // 5
DocumentBuilderFactory.getGaborDocumentBuilder(),
DocumentBuilderFactory.getJpegCoefficientHistogramDocumentBuilder(), // 7
DocumentBuilderFactory.getScalableColorBuilder(),
DocumentBuilderFactory.getColorHistogramDocumentBuilder(),
DocumentBuilderFactory.getTamuraDocumentBuilder(), // 10
DocumentBuilderFactory.getOpponentHistogramDocumentBuilder(), // 11
DocumentBuilderFactory.getJointHistogramDocumentBuilder(), // 12
new GenericDocumentBuilder(PHOG.class, "phog")
};
private ImageSearcher[] searchers =
new ImageSearcher[] {
ImageSearcherFactory.createCEDDImageSearcher(10),
ImageSearcherFactory.createFCTHImageSearcher(10),
ImageSearcherFactory.createJCDImageSearcher(10),
ImageSearcherFactory.createAutoColorCorrelogramImageSearcher(10),
ImageSearcherFactory.createColorLayoutImageSearcher(10),
ImageSearcherFactory.createEdgeHistogramImageSearcher(10),
ImageSearcherFactory.createGaborImageSearcher(10),
ImageSearcherFactory.createJpegCoefficientHistogramImageSearcher(10),
ImageSearcherFactory.createScalableColorImageSearcher(10),
ImageSearcherFactory.createColorHistogramImageSearcher(10),
ImageSearcherFactory.createTamuraImageSearcher(10),
ImageSearcherFactory.createOpponentHistogramSearcher(10),
ImageSearcherFactory.createJointHistogramImageSearcher(10),
new GenericFastImageSearcher(10, PHOG.class, "phog")
};
public void testExtractionAndMetric()
throws IOException, IllegalAccessException, InstantiationException {
for (Class c : featureClasses) {
LireFeature lireFeature = (LireFeature) c.newInstance();
LireFeature tmpLireFeature = (LireFeature) c.newInstance();
for (String file : testFiles) {
System.out.println(c.getName() + ": " + file);
BufferedImage image = ImageIO.read(new FileInputStream(testFilesPath + file));
// image = ImageUtils.trimWhiteSpace(image);
lireFeature.extract(image);
float delta = 0.0000f;
assertEquals(lireFeature.getDistance(lireFeature), 0, delta);
//
// tmpLireFeature.setStringRepresentation(lireFeature.getStringRepresentation());
// assertEquals(lireFeature.getDistance(tmpLireFeature), 0, delta);
tmpLireFeature.setByteArrayRepresentation(lireFeature.getByteArrayRepresentation());
assertEquals(lireFeature.getDistance(tmpLireFeature), 0, delta);
tmpLireFeature.setByteArrayRepresentation(
lireFeature.getByteArrayRepresentation(),
0,
lireFeature.getByteArrayRepresentation().length);
assertEquals(lireFeature.getDistance(tmpLireFeature), 0, delta);
}
}
}
public void testCreateAndSearchSmallIndex() throws IOException {
for (int i = 0, buildersLength = builders.length; i < buildersLength; i++) {
DocumentBuilder b = builders[i];
// create an index with a specific builder:
IndexWriter iw = LuceneUtils.createIndexWriter(indexPath + "-small", true);
for (String identifier : testFiles) {
Document doc =
b.createDocument(new FileInputStream(testFilesPath + identifier), identifier);
doc.add(new StoredField("video_file", "surgery1.mp4"));
doc.add(new StoredField("timestamp", "25"));
iw.addDocument(doc);
}
iw.close();
ImageSearcher s = searchers[i];
IndexReader reader = DirectoryReader.open(FSDirectory.open(new File(indexPath + "-small")));
for (int k = 0; k < reader.maxDoc(); k++) {
Document query = reader.document(k);
ImageSearchHits hits = s.search(query, reader);
for (int y = 0; y < hits.length(); y++) {
Document result = hits.doc(y);
if (y == 0) {
// check if the first result is the query:
assertEquals(
result.getValues(DocumentBuilder.FIELD_NAME_IDENTIFIER)[0].equals(
query.getValues(DocumentBuilder.FIELD_NAME_IDENTIFIER)[0]),
true);
System.out.println(result.getValues("video_file")[0]);
} else {
// check if they are ordered by distance:
assertEquals(hits.score(y) < hits.score(y - 1), true);
}
}
}
}
}
public void testIndexLarge() throws IOException {
// ArrayList<String> images = FileUtils.getAllImages(new
// File("C:\\Temp\\testImagelogos"), true);
ArrayList<String> images =
FileUtils.getAllImages(
new File("C:\\Java\\Projects\\LireSVN\\testdata\\flickr-10000"), false);
IndexWriter iw =
LuceneUtils.createIndexWriter(
"index-large", true, LuceneUtils.AnalyzerType.WhitespaceAnalyzer);
// select one feature for the large index:
int featureIndex = 13;
int count = 0;
long ms = System.currentTimeMillis();
DocumentBuilder builder = new ChainedDocumentBuilder();
((ChainedDocumentBuilder) builder).addBuilder(builders[featureIndex]);
// ((ChainedDocumentBuilder) builder).addBuilder(builders[0]);
for (Iterator<String> iterator = images.iterator(); iterator.hasNext(); ) {
count++;
if (count > 100 && count % 500 == 0) {
System.out.println(
count
+ " files indexed. "
+ (System.currentTimeMillis() - ms) / (count)
+ " ms per file");
}
String file = iterator.next();
try {
// try to trim the image first ....
// BufferedImage img = ImageUtils.trimWhiteSpace(ImageIO.read(new
// FileInputStream(file)));
// iw.addDocument(builder.createDocument(img, file));
iw.addDocument(builder.createDocument(new FileInputStream(file), file));
} catch (Exception e) {
e
.printStackTrace(); // To change body of catch statement use File | Settings | File
// Templates.
}
}
iw.close();
}
public void testPerformance() throws IOException {
System.out.println(" ****************** CEDD OLD ****************** ");
indexFiles("C:\\Temp\\images1", "index-large-new", 0, true);
}
/**
* There was an error that images with the same score but different documents in the index were
* not included in the result list. Here's the test for that.
*/
public void testDuplicatesInIndex() throws IOException {
indexFiles("src\\test\\resources\\images", "index-large-new", 0, true);
indexFiles("src\\test\\resources\\images", "index-large-new", 0, false);
indexFiles("src\\test\\resources\\images", "index-large-new", 0, false);
ImageSearcher s = searchers[0];
IndexReader reader = DirectoryReader.open(FSDirectory.open(new File("index-large-new")));
Document query = reader.document(0);
ImageSearchHits hits = s.search(query, reader);
FileUtils.saveImageResultsToPng(
"duplicate_", hits, query.getValues(DocumentBuilder.FIELD_NAME_IDENTIFIER)[0]);
}
private void indexFiles(String dir, String index, int featureIndex, boolean createNewIndex)
throws IOException {
ArrayList<String> images = FileUtils.getAllImages(new File(dir), true);
IndexWriter iw =
LuceneUtils.createIndexWriter(
index, createNewIndex, LuceneUtils.AnalyzerType.WhitespaceAnalyzer);
// select one feature for the large index:
int count = 0;
long ms = System.currentTimeMillis();
DocumentBuilder builder = new ChainedDocumentBuilder();
((ChainedDocumentBuilder) builder).addBuilder(builders[featureIndex]);
// ((ChainedDocumentBuilder) builder).addBuilder(builders[0]);
for (Iterator<String> iterator = images.iterator(); iterator.hasNext(); ) {
count++;
if (count > 100 && count % 5000 == 0) {
System.out.println(
count
+ " files indexed. "
+ (System.currentTimeMillis() - ms) / (count)
+ " ms per file");
}
String file = iterator.next();
try {
iw.addDocument(builder.createDocument(new FileInputStream(file), file));
} catch (Exception e) {
System.err.println("Error: " + e.getMessage());
}
}
iw.close();
}
public void testSearchIndexLarge() throws IOException {
for (int i = 0; i < 10; i++) {
int queryDocID = (int) (Math.random() * 800);
// queryDocID = 877 * (i + 1);
IndexReader reader = DirectoryReader.open(FSDirectory.open(new File("index-large")));
// select one feature for the large index:
int featureIndex = 13;
int count = 0;
long ms = System.currentTimeMillis();
ImageSearchHits hits = searchers[featureIndex].search(reader.document(queryDocID), reader);
for (int j = 0; j < hits.length(); j++) {
String fileName = hits.doc(j).getValues(DocumentBuilder.FIELD_NAME_IDENTIFIER)[0];
System.out.println(hits.score(j) + ": \t" + fileName);
}
// FileUtils.saveImageResultsToHtml("GeneralTest_testSearchIndexLarge_", hits,
// reader.document(10).getValues(DocumentBuilder.FIELD_NAME_IDENTIFIER)[0]);
FileUtils.saveImageResultsToPng(
"GeneralTest_testSearchIndexLarge_" + i + "_",
hits,
reader.document(queryDocID).getValues(DocumentBuilder.FIELD_NAME_IDENTIFIER)[0]);
}
}
public void testSearchRunTime() throws IOException {
int queryDocID;
IndexReader reader = DirectoryReader.open(FSDirectory.open(new File("index-large-new")));
int featureIndex = 0;
ImageSearchHits hits = searchers[featureIndex].search(reader.document(0), reader);
hits = searchers[featureIndex].search(reader.document(1), reader);
long ms = System.currentTimeMillis();
for (int i = 0; i < 100; i++) {
queryDocID = i;
// select one feature for the large index:
hits = searchers[featureIndex].search(reader.document(queryDocID), reader);
}
ms = System.currentTimeMillis() - ms;
System.out.println("ms = " + ms / 100);
}
public void testRerankFilters() throws IOException {
int queryDocID = (int) (Math.random() * 10000);
IndexReader reader = DirectoryReader.open(FSDirectory.open(new File("index-large")));
// select one feature for the large index:
int featureIndex = 4;
int count = 0;
long ms = System.currentTimeMillis();
ImageSearchHits hits = searchers[featureIndex].search(reader.document(queryDocID), reader);
RerankFilter rerank = new RerankFilter(featureClasses[0], DocumentBuilder.FIELD_NAME_CEDD);
LsaFilter lsa = new LsaFilter(featureClasses[0], DocumentBuilder.FIELD_NAME_CEDD);
FileUtils.saveImageResultsToPng(
"GeneralTest_rerank_0_old",
hits,
reader.document(queryDocID).getValues(DocumentBuilder.FIELD_NAME_IDENTIFIER)[0]);
hits = rerank.filter(hits, reader.document(queryDocID));
FileUtils.saveImageResultsToPng(
"GeneralTest_rerank_1_new",
hits,
reader.document(queryDocID).getValues(DocumentBuilder.FIELD_NAME_IDENTIFIER)[0]);
hits = lsa.filter(hits, reader.document(queryDocID));
FileUtils.saveImageResultsToPng(
"GeneralTest_rerank_2_lsa",
hits,
reader.document(queryDocID).getValues(DocumentBuilder.FIELD_NAME_IDENTIFIER)[0]);
}
public void testClassify() throws IOException {
boolean weightByRank = true;
String[] classes = {
"2012", "beach", "food", "london", "music", "nature", "people", "sky", "travel", "wedding"
};
int k = 50;
// CONFIG
String fieldName = DocumentBuilder.FIELD_NAME_COLORLAYOUT;
LireFeature feature = new ColorLayout();
String indexPath = "E:\\acmgc-cl-idx";
System.out.println(
"Tests for feature "
+ fieldName
+ " with k="
+ k
+ " - weighting by rank sum: "
+ weightByRank);
System.out.println("========================================");
HashMap<String, Integer> tag2count = new HashMap<String, Integer>(k);
HashMap<String, Double> tag2weight = new HashMap<String, Double>(k);
int c = 9; // used for just one class ...
// for (int c = 0; c < 10; c++) {
String classIdentifier = classes[c];
String listFiles = "D:\\DataSets\\Yahoo-GC\\test\\" + classIdentifier + ".txt";
// INIT
int[] confusion = new int[10];
Arrays.fill(confusion, 0);
HashMap<String, Integer> class2id = new HashMap<String, Integer>(10);
for (int i = 0; i < classes.length; i++) class2id.put(classes[i], i);
BufferedReader br = new BufferedReader(new FileReader(listFiles));
String line;
IndexReader ir = DirectoryReader.open(MMapDirectory.open(new File(indexPath)));
// in-memory linear search
// ImageSearcher bis = new GenericFastImageSearcher(k, feature.getClass(), fieldName,
// true, ir);
// hashing based searcher
BitSamplingImageSearcher bis =
new BitSamplingImageSearcher(k, fieldName, fieldName + "_hash", feature, 1000);
ImageSearchHits hits;
int count = 0, countCorrect = 0;
long ms = System.currentTimeMillis();
while ((line = br.readLine()) != null) {
try {
tag2count.clear();
tag2weight.clear();
hits = bis.search(ImageIO.read(new File(line)), ir);
// set tag weights and counts.
for (int l = 0; l < k; l++) {
String tag = getTag(hits.doc(l));
if (tag2count.get(tag) == null) tag2count.put(tag, 1);
else tag2count.put(tag, tag2count.get(tag) + 1);
if (weightByRank) {
if (tag2weight.get(tag) == null) tag2weight.put(tag, (double) l);
else tag2weight.put(tag, (double) l + tag2weight.get(tag));
} else {
if (tag2weight.get(tag) == null) tag2weight.put(tag, Double.valueOf(hits.score(l)));
else tag2weight.put(tag, (double) l + hits.score(l));
}
}
// find class:
int maxCount = 0, maxima = 0;
String classifiedAs = null;
for (Iterator<String> tagIterator = tag2count.keySet().iterator();
tagIterator.hasNext(); ) {
String tag = tagIterator.next();
if (tag2count.get(tag) > maxCount) {
maxCount = tag2count.get(tag);
maxima = 1;
classifiedAs = tag;
} else if (tag2count.get(tag) == maxCount) {
maxima++;
}
}
// if there are two or more classes with the same number of results, then we take a look at
// the weights.
// else the class is alread given in classifiedAs.
if (maxima > 1) {
double minWeight = Double.MAX_VALUE;
for (Iterator<String> tagIterator = tag2count.keySet().iterator();
tagIterator.hasNext(); ) {
String tag = tagIterator.next();
if (tag2weight.get(tag) < minWeight) {
minWeight = tag2weight.get(tag);
classifiedAs = tag;
}
}
}
// if (tag2.equals(tag3)) tag1 = tag2;
count++;
if (classifiedAs.equals(classIdentifier)) countCorrect++;
// confusion:
confusion[class2id.get(classifiedAs)]++;
// System.out.printf("%10s (%4.3f, %10d, %4d)\n", classifiedAs, ((double)
// countCorrect / (double) count), count, (System.currentTimeMillis() - ms) / count);
} catch (Exception e) {
System.err.println(e.getMessage());
}
}
// System.out.println("Results for class " + classIdentifier);
System.out.printf("Class\tAvg. Precision\tCount Test Images\tms per test\n");
System.out.printf(
"%s\t%4.5f\t%10d\t%4d\n",
classIdentifier,
((double) countCorrect / (double) count),
count,
(System.currentTimeMillis() - ms) / count);
System.out.printf("Confusion\t");
// for (int i = 0; i < classes.length; i++) {
// System.out.printf("%s\t", classes[i]);
// }
// System.out.println();
for (int i = 0; i < classes.length; i++) {
System.out.printf("%d\t", confusion[i]);
}
System.out.println();
// }
}
private String getTag(Document d) {
StringBuilder ab =
new StringBuilder(
d.getValues(DocumentBuilder.FIELD_NAME_IDENTIFIER)[0].replace(
"E:\\I:\\ACM_complete_dataset\\", ""));
return ab.substring(0, ab.indexOf("\\")).toString();
}
public void testReUse() throws IOException, IllegalAccessException, InstantiationException {
ArrayList<String> testFiles = FileUtils.getAllImages(new File("testdata/ferrari"), true);
for (Class c : featureClasses) {
LireFeature f1 = (LireFeature) c.newInstance();
System.out.println(c.getName());
for (String testFile : testFiles) {
f1.extract(ImageIO.read(new File(testFile)));
LireFeature f2 = (LireFeature) c.newInstance();
f2.extract(ImageIO.read(new File(testFile)));
// System.out.println(Arrays.toString(f1.getDoubleHistogram()));
// System.out.println(Arrays.toString(f2.getDoubleHistogram()));
assertEquals(f2.getDistance(f1), 0d, 0.000000001);
f2.setByteArrayRepresentation(f1.getByteArrayRepresentation());
assertEquals(f2.getDistance(f1), 0d, 0.000000001);
byte[] tmp = new byte[1024 * 100];
Arrays.fill(tmp, (byte) 0x000F);
byte[] bytes = f1.getByteArrayRepresentation();
System.arraycopy(bytes, 0, tmp, 12, bytes.length);
f2.setByteArrayRepresentation(tmp, 12, bytes.length);
assertEquals(f2.getDistance(f1), 0d, 0.000000001);
}
}
}
}