Fix JavaDoc in HessianMatrix and RealCompositeMatrix classes

Fix JavaDoc issues in #41

Author: hanslovsky

src/main/java/net/imglib2/algorithm/gradient/HessianMatrix.java

@@ -146,7 +146,7 @@ public static < T extends RealType< T > > RandomAccessibleInterval< T > calculat
 
 	/**
 	 *
-	 * @param gradient
+	 * @param gradients
 	 *            n+1-dimensional {@link RandomAccessible} containing the
 	 *            gradients along all axes of the smoothed source (size of last
 	 *            dimension is n)

src/main/java/net/imglib2/algorithm/linalg/matrix/RealCompositeMatrix.java

@@ -44,7 +44,7 @@
  *
  * @author Philipp Hanslovsky
  *
- *         {@link RealMatrix} that reads data from {@link Composite} (non-copy).
+ *         {@link Access2D} that reads data from {@link Composite} (non-copy).
  *
  * @param <T>
  */

src/main/java/net/imglib2/algorithm/linalg/matrix/RealCompositeSquareMatrix.java

@@ -41,8 +41,7 @@
  *
  * @author Philipp Hanslovsky
  *
- *         Square {@link RealMatrix} that reads data from {@link Composite}
- *         (non-copy).
+ *         Square {@link RealCompositeMatrix}.
  *
  * @param <T>
  */

src/main/java/net/imglib2/algorithm/linalg/matrix/RealCompositeSymmetricMatrix.java

@@ -41,8 +41,7 @@
  *
  * @author Philipp Hanslovsky
  *
- *         Symmetric {@link RealMatrix} that reads data from {@link Composite}
- *         (non-copy).
+ *         Symmetric {@link RealCompositeMatrix}
  *
  * @param <T>
  */