manifold.rb in rumale-manifold-0.28.1

- old
+ new

@@ -2,8 +2,9 @@
 
 require 'numo/narray'
 
 require_relative 'manifold/laplacian_eigenmaps'
 require_relative 'manifold/locally_linear_embedding'
+require_relative 'manifold/hessian_eigenmaps'
 require_relative 'manifold/mds'
 require_relative 'manifold/tsne'
 require_relative 'manifold/version'