fix two more 'problematic' ruby examples

shogun-toolbox · Aug 30, 2011 · dc68e4f · dc68e4f
1 parent a4d19ca
commit dc68e4f
Show file tree

Hide file tree

Showing 2 changed files with 131 additions and 0 deletions.
diff --git a/examples/undocumented/ruby_modular/features_io_modular.rb b/examples/undocumented/ruby_modular/features_io_modular.rb
@@ -0,0 +1,102 @@
+require 'load'
+require 'modshogun'
+require 'pp'
+
+data=LoadMatrix.load_numbers('../data/fm_train_real.dat')
+label=LoadMatrix.load_numbers('../data/label_train_twoclass.dat')
+
+parameter_list=[[data,label]]
+
+def features_io_modular(fm_train_real, label_train_twoclass)
+
+	feats=Modshogun::SparseRealFeatures.new
+	feats.set_full_feature_matrix(fm_train_real)
+	feats2=Modshogun::SparseRealFeatures.new
+
+	f=Modshogun::BinaryFile.new("fm_train_sparsereal.bin","w")
+	feats.save(f)
+	f.close()
+
+	f=Modshogun::AsciiFile.new("fm_train_sparsereal.ascii","w")
+	feats.save(f)
+	f.close()
+
+	f=Modshogun::BinaryFile.new("fm_train_sparsereal.bin", "r")
+	feats2.load(f)
+	f.close()
+
+	f=Modshogun::AsciiFile.new("fm_train_sparsereal.ascii")
+	feats2.load(f)
+	f.close()
+
+	feats=Modshogun::RealFeatures.new
+	feats.set_feature_matrix(fm_train_real)
+	feats2=Modshogun::RealFeatures.new
+
+	f=Modshogun::BinaryFile.new("fm_train_real.bin","w")
+	feats.save(f)
+	f.close()
+
+	f=Modshogun::HDF5File.new("fm_train_real.h5","w", "/data/doubles")
+	feats.save(f)
+	f.close()
+
+	f=Modshogun::AsciiFile.new("fm_train_real.ascii","w")
+	feats.save(f)
+	f.close()
+
+	f=Modshogun::BinaryFile.new("fm_train_real.bin")
+	feats2.load(f)
+	f.close()
+
+	f=Modshogun::AsciiFile.new("fm_train_real.ascii")
+	feats2.load(f)
+	f.close()
+
+	lab=Modshogun::Labels.new([1.0,2.0,3.0])
+	lab2=Modshogun::Labels.new
+
+	f=Modshogun::AsciiFile.new("label_train_twoclass.ascii","w")
+	lab.save(f)
+	f.close()
+
+	f=Modshogun::BinaryFile.new("label_train_twoclass.bin","w")
+	lab.save(f)
+	f.close()
+
+	f=Modshogun::HDF5File.new("label_train_real.h5","w", "/data/labels")
+	lab.save(f)
+	f.close()
+
+	f=Modshogun::AsciiFile.new("label_train_twoclass.ascii")
+	lab2.load(f)
+	f.close()
+
+	f=Modshogun::BinaryFile.new("label_train_twoclass.bin")
+	lab2.load(f)
+	f.close()
+
+	f=Modshogun::HDF5File.new("fm_train_real.h5","r", "/data/doubles")
+	feats2.load(f)
+	f.close()
+
+	f=Modshogun::HDF5File.new("label_train_real.h5","r", "/data/labels")
+	lab2.load(f)
+	f.close()
+	#pp lab.get_labels()
+
+	##clean up
+	#import os
+	#for f in ['fm_train_sparsereal.bin','fm_train_sparsereal.ascii',
+	#		'fm_train_real.bin','fm_train_real.h5','fm_train_real.ascii',
+	#		'label_train_real.h5', 'label_train_twoclass.ascii','label_train_twoclass.bin']:
+	#	os.unlink(f)
+	#end
+
+	return feats, feats2, lab, lab2
+end
+
+if __FILE__ == $0
+	puts 'Features IO'
+	pp features_io_modular(*parameter_list[0])
+end
diff --git a/examples/undocumented/ruby_modular/kernel_auc_modular.rb b/examples/undocumented/ruby_modular/kernel_auc_modular.rb
@@ -0,0 +1,29 @@
+require 'load'
+require 'modshogun'
+require 'pp'
+
+traindat = LoadMatrix.load_numbers('../data/fm_train_real.dat')
+testdat = LoadMatrix.load_labels('../data/label_train_twoclass.dat')
+parameter_list = [[traindat,testdat,1.7], [traindat,testdat,1.6]]
+
+
+def kernel_auc_modular(fm_train_real=traindat,label_train_real=testdat,width=1.7)
+
+# *** 	feats_train=RealFeatures(fm_train_real)
+	feats_train=Modshogun::RealFeatures.new
+	feats_train.set_feature_matrix(fm_train_real)
+
+# *** 	subkernel=GaussianKernel(feats_train, feats_train, width)
+	subkernel=Modshogun::GaussianKernel.new(feats_train, feats_train, width)
+
+# *** 	kernel=AUCKernel(0, subkernel)
+	kernel=Modshogun::AUCKernel.new(0, subkernel)
+	kernel.setup_auc_maximization( Modshogun::Labels.new(label_train_real) )
+	km_train=kernel.get_kernel_matrix()
+	return kernel
+end
+
+if __FILE__ == $0
+	puts 'AUC'
+	pp kernel_auc_modular(*parameter_list[0])
+end