Added comments

src/main/java/es/yonatan/tfg/grouper/IUnitGrouper.java

@@ -13,7 +13,5 @@ public interface IUnitGrouper<In extends Unit, Out extends UnitGroup> {
 	int DEFAULT_VERTICAL_TOLERANCE = -5;
 	int AUTO_CELL_COUNT = -1;
 
-	@NotNull List<Out> group(@NotNull Collection<In> units, int width, int height, int horizontalCellCount, int verticalCellCount);
-
 	@NotNull List<Out> group(@NotNull Collection<In> units, int width, int height, int horizontalCellCount, int verticalCellCount, int horizontalTolerance, int verticalTolerance);
 }

src/main/java/es/yonatan/tfg/grouper/SimpleUnitGrouper.java

@@ -14,11 +14,6 @@ public class SimpleUnitGrouper implements IUnitGrouper<Unit, UnitGroup> {
 	public SimpleUnitGrouper() {
 	}
 
-	@Override
-	public @NotNull List<UnitGroup> group(@NotNull Collection<Unit> units, int width, int height, int horizontalCellCount, int verticalCellCount) {
-		return group(units, width, height, horizontalCellCount, verticalCellCount, 0, 0);
-	}
-
 	@Override
 	public @NotNull List<UnitGroup> group(@NotNull Collection<Unit> units, int width, int height, int horizontalCellCount, int verticalCellCount, int horizontalTolerance, int verticalTolerance) {
 		int hCells = horizontalCellCount;

src/main/java/es/yonatan/tfg/image/IImagePostProcessor.java

@@ -10,7 +10,23 @@ import java.util.List;
 
 public interface IImagePostProcessor {
 
+	/**
+	 * Processes the image with the following steps:
+	 * - removes the text
+	 * - draws the translated text over the original image
+	 *
+	 * @param image  the image to process
+	 * @param groups the groups to draw
+	 * @return the processed image
+	 */
 	@Nullable BufferedImage processImage(@NotNull BufferedImage image, @NotNull Collection<? extends UnitGroup> groups);
 
+	/**
+	 * Returns a list of images that represent the steps of the processImage method
+	 *
+	 * @param image  the image to process
+	 * @param groups the groups to draw
+	 * @return the list of images for each step
+	 */
 	@NotNull List<BufferedImage> getDebugImages(@NotNull BufferedImage image, @NotNull Collection<? extends UnitGroup> groups);
 }

src/main/java/es/yonatan/tfg/image/IImagePreProcessor.java

@@ -12,15 +12,16 @@ public interface IImagePreProcessor {
 	 * Processes the image with the following steps:
 	 * - convert to grayscale
 	 * - convert to binary
+	 *
 	 * @param image the image to be processed
 	 * @return the processed image
 	 */
 	@Nullable BufferedImage processImage(@NotNull BufferedImage image);
 
 	/**
-	 *
-	 * @param image
-	 * @return
+	 * Returns a list of images that represent the steps of the processImage method
+	 * @param image the image to be processed
+	 * @return the list of steps as images
 	 */
 	@NotNull List<BufferedImage> getDebugImages(@NotNull BufferedImage image);
 }

src/main/java/es/yonatan/tfg/image/PostProcessor.java

@@ -27,6 +27,15 @@ public class PostProcessor implements IImagePostProcessor {
 		nu.pattern.OpenCV.loadLocally();
 	}
 
+	/**
+	 * Processes the image with the following steps:
+	 * - removes the text
+	 * - draws the translated text over the original image
+	 *
+	 * @param image  the image to process
+	 * @param groups the groups to draw
+	 * @return the processed image
+	 */
 	@Override
 	public @Nullable BufferedImage processImage(@NotNull BufferedImage image, @NotNull Collection<? extends UnitGroup> groups) {
 		var img = bufferedImageToMat(image);
@@ -47,9 +56,11 @@ public class PostProcessor implements IImagePostProcessor {
 	}
 
 	/**
-	 * @param image
-	 * @param groups
-	 * @return
+	 * Returns a list of images that represent the steps of the processImage method
+	 *
+	 * @param image  the image to process
+	 * @param groups the groups to draw
+	 * @return the list of images for each step
 	 */
 	@Override
 	public @NotNull List<BufferedImage> getDebugImages(@NotNull BufferedImage image, @NotNull Collection<? extends UnitGroup> groups) {

src/main/java/es/yonatan/tfg/image/PreProcessor.java

@@ -8,9 +8,11 @@ import java.util.List;
 
 public class PreProcessor implements IImagePreProcessor {
 	/**
-	 * @param image the image to be processed with the following steps:
+	 * Processes the image with the following steps:
 	 * - convert to grayscale
 	 * - convert to binary
+	 *
+	 * @param image the image to be processed
 	 * @return the processed image
 	 */
 	@Override
@@ -22,8 +24,10 @@ public class PreProcessor implements IImagePreProcessor {
 	}
 
 	/**
-	 * @param image
-	 * @return
+	 * Returns a list of images that represent the steps of the processImage method
+	 *
+	 * @param image the image to be processed
+	 * @return the list of steps as images
 	 */
 	@Override
 	public @NotNull List<BufferedImage> getDebugImages(@NotNull BufferedImage image) {