Examples with SettingsResult de.lmu.ifi.dbs.elki.result.SettingsResult used on opensource projects

Example 1 with SettingsResult

use of de.lmu.ifi.dbs.elki.result.SettingsResult in project elki by elki-project.

the class SettingsVisualization method makeVisualization.

@Override
public Visualization makeVisualization(VisualizerContext context, VisualizationTask task, VisualizationPlot plot, double width, double height, Projection proj) {
    SettingsResult sr = task.getResult();
    Collection<TrackedParameter> settings = sr.getSettings();
    Element layer = plot.svgElement(SVGConstants.SVG_G_TAG);
    // FIXME: use CSSClass and StyleLibrary
    int i = 0;
    Object last = null;
    for (TrackedParameter setting : settings) {
        if (setting.getOwner() != last && setting.getOwner() != null) {
            String name;
            try {
                if (setting.getOwner() instanceof Class) {
                    name = ((Class<?>) setting.getOwner()).getName();
                } else {
                    name = setting.getOwner().getClass().getName();
                }
                if (ClassParameter.class.isInstance(setting.getOwner())) {
                    name = ((ClassParameter<?>) setting.getOwner()).getValue().getName();
                }
            } catch (NullPointerException e) {
                name = "[null]";
            }
            Element object = plot.svgText(0, i + 0.7, name);
            object.setAttribute(SVGConstants.SVG_STYLE_ATTRIBUTE, "font-size: 0.6; font-weight: bold");
            layer.appendChild(object);
            i++;
            last = setting.getOwner();
        }
        // get name and value
        String name = setting.getParameter().getOptionID().getName();
        String value = "[unset]";
        try {
            if (setting.getParameter().isDefined()) {
                value = setting.getParameter().getValueAsString();
            }
        } catch (NullPointerException e) {
            value = "[null]";
        }
        Element label = plot.svgText(0, i + 0.7, name);
        label.setAttribute(SVGConstants.SVG_STYLE_ATTRIBUTE, "font-size: 0.6");
        layer.appendChild(label);
        Element vale = plot.svgText(7.5, i + 0.7, value);
        vale.setAttribute(SVGConstants.SVG_STYLE_ATTRIBUTE, "font-size: 0.6");
        layer.appendChild(vale);
        // only advance once, since we want these two to be in the same line.
        i++;
    }
    int cols = Math.max(30, (int) (i * height / width));
    int rows = i;
    final double margin = context.getStyleLibrary().getSize(StyleLibrary.MARGIN);
    final String transform = SVGUtil.makeMarginTransform(width, height, cols, rows, margin / StyleLibrary.SCALE);
    SVGUtil.setAtt(layer, SVGConstants.SVG_TRANSFORM_ATTRIBUTE, transform);
    return new StaticVisualizationInstance(context, task, plot, width, height, layer);
}

Example 2 with SettingsResult

use of de.lmu.ifi.dbs.elki.result.SettingsResult in project elki by elki-project.

the class VisualizerParameterizer method getTitle.

/**
 * Try to automatically generate a title for this.
 *
 * @param db Database
 * @param result Result object
 * @return generated title
 */
public static String getTitle(Database db, Result result) {
    List<TrackedParameter> settings = new ArrayList<>();
    for (SettingsResult sr : SettingsResult.getSettingsResults(result)) {
        settings.addAll(sr.getSettings());
    }
    String algorithm = null;
    String distance = null;
    String dataset = null;
    for (TrackedParameter setting : settings) {
        Parameter<?> param = setting.getParameter();
        OptionID option = param.getOptionID();
        String value = param.isDefined() ? param.getValueAsString() : null;
        if (option.equals(AlgorithmStep.Parameterizer.ALGORITHM_ID)) {
            algorithm = value;
        }
        if (option.equals(DistanceBasedAlgorithm.DISTANCE_FUNCTION_ID)) {
            distance = value;
        }
        if (option.equals(FileBasedDatabaseConnection.Parameterizer.INPUT_ID)) {
            dataset = value;
        }
    }
    StringBuilder buf = new StringBuilder();
    if (algorithm != null) {
        buf.append(shortenClassname(algorithm.split(",")[0], '.'));
    }
    if (distance != null) {
        if (buf.length() > 0) {
            buf.append(" using ");
        }
        buf.append(shortenClassname(distance, '.'));
    }
    if (dataset != null) {
        if (buf.length() > 0) {
            buf.append(" on ");
        }
        buf.append(shortenClassname(dataset, File.separatorChar));
    }
    if (buf.length() > 0) {
        return buf.toString();
    }
    return null;
}

Example 3 with SettingsResult

use of de.lmu.ifi.dbs.elki.result.SettingsResult in project elki by elki-project.

the class KDDTask method run.

/**
 * Method to run the specified algorithm using the specified database
 * connection.
 */
public void run() {
    // Input step
    Database db = inputStep.getDatabase();
    hier = db.getHierarchy();
    // Algorithms - Data Mining Step
    algorithmStep.runAlgorithms(db);
    // TODO: this could be nicer
    hier.add(db, new SettingsResult(settings));
    // Evaluation
    evaluationStep.runEvaluators(hier, db);
    // Output / Visualization
    outputStep.runResultHandlers(hier, db);
}