diff --git a/docs/build/doctrees/pyFTS.common.transformations.doctree b/docs/build/doctrees/pyFTS.common.transformations.doctree
new file mode 100644
index 0000000..9921bc5
Binary files /dev/null and b/docs/build/doctrees/pyFTS.common.transformations.doctree differ
diff --git a/docs/build/html/_sources/pyFTS.common.transformations.rst.txt b/docs/build/html/_sources/pyFTS.common.transformations.rst.txt
new file mode 100644
index 0000000..a604d7d
--- /dev/null
+++ b/docs/build/html/_sources/pyFTS.common.transformations.rst.txt
@@ -0,0 +1,87 @@
+pyFTS.common.transformations package
+====================================
+
+Module contents
+---------------
+
+.. automodule:: pyFTS.common.transformations
+    :members:
+    :undoc-members:
+    :show-inheritance:
+
+Submodules
+----------
+
+pyFTS.common.transformations.adapativeexpectation module
+--------------------------------------------------------
+
+.. automodule:: pyFTS.common.transformations.adapativeexpectation
+    :members:
+    :undoc-members:
+    :show-inheritance:
+
+pyFTS.common.transformations.boxcox module
+------------------------------------------
+
+.. automodule:: pyFTS.common.transformations.boxcox
+    :members:
+    :undoc-members:
+    :show-inheritance:
+
+pyFTS.common.transformations.differential module
+------------------------------------------------
+
+.. automodule:: pyFTS.common.transformations.differential
+    :members:
+    :undoc-members:
+    :show-inheritance:
+
+pyFTS.common.transformations.normalization module
+-------------------------------------------------
+
+.. automodule:: pyFTS.common.transformations.normalization
+    :members:
+    :undoc-members:
+    :show-inheritance:
+
+pyFTS.common.transformations.roi module
+---------------------------------------
+
+.. automodule:: pyFTS.common.transformations.roi
+    :members:
+    :undoc-members:
+    :show-inheritance:
+
+pyFTS.common.transformations.scale module
+-----------------------------------------
+
+.. automodule:: pyFTS.common.transformations.scale
+    :members:
+    :undoc-members:
+    :show-inheritance:
+
+pyFTS.common.transformations.som module
+---------------------------------------
+
+.. automodule:: pyFTS.common.transformations.som
+    :members:
+    :undoc-members:
+    :show-inheritance:
+
+pyFTS.common.transformations.transformation module
+--------------------------------------------------
+
+.. automodule:: pyFTS.common.transformations.transformation
+    :members:
+    :undoc-members:
+    :show-inheritance:
+
+pyFTS.common.transformations.trend module
+-----------------------------------------
+
+.. automodule:: pyFTS.common.transformations.trend
+    :members:
+    :undoc-members:
+    :show-inheritance:
+
+
diff --git a/docs/build/html/pyFTS.common.transformations.html b/docs/build/html/pyFTS.common.transformations.html
new file mode 100644
index 0000000..0d8c65e
--- /dev/null
+++ b/docs/build/html/pyFTS.common.transformations.html
@@ -0,0 +1,181 @@
+
+
+<!doctype html>
+
+<html>
+  <head>
+    <meta charset="utf-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0"><script type="text/javascript">
+
+      var _gaq = _gaq || [];
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+
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+        var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
+        ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
+        var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
+      })();
+    </script>
+    <title>pyFTS.common.transformations package &#8212; pyFTS 1.6 documentation</title>
+    <link rel="stylesheet" href="_static/bizstyle.css" type="text/css" />
+    <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
+    
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+    <script src="_static/bizstyle.js"></script>
+    <link rel="index" title="Index" href="genindex.html" />
+    <link rel="search" title="Search" href="search.html" />
+    <link rel="next" title="pyFTS.data package" href="pyFTS.data.html" />
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+    <meta name="viewport" content="width=device-width,initial-scale=1.0">
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+  <div class="section" id="pyfts-common-transformations-package">
+<h1>pyFTS.common.transformations package<a class="headerlink" href="#pyfts-common-transformations-package" title="Permalink to this headline">¶</a></h1>
+<div class="section" id="module-contents">
+<h2>Module contents<a class="headerlink" href="#module-contents" title="Permalink to this headline">¶</a></h2>
+</div>
+<div class="section" id="submodules">
+<h2>Submodules<a class="headerlink" href="#submodules" title="Permalink to this headline">¶</a></h2>
+</div>
+<div class="section" id="pyfts-common-transformations-adapativeexpectation-module">
+<h2>pyFTS.common.transformations.adapativeexpectation module<a class="headerlink" href="#pyfts-common-transformations-adapativeexpectation-module" title="Permalink to this headline">¶</a></h2>
+</div>
+<div class="section" id="pyfts-common-transformations-boxcox-module">
+<h2>pyFTS.common.transformations.boxcox module<a class="headerlink" href="#pyfts-common-transformations-boxcox-module" title="Permalink to this headline">¶</a></h2>
+</div>
+<div class="section" id="pyfts-common-transformations-differential-module">
+<h2>pyFTS.common.transformations.differential module<a class="headerlink" href="#pyfts-common-transformations-differential-module" title="Permalink to this headline">¶</a></h2>
+</div>
+<div class="section" id="pyfts-common-transformations-normalization-module">
+<h2>pyFTS.common.transformations.normalization module<a class="headerlink" href="#pyfts-common-transformations-normalization-module" title="Permalink to this headline">¶</a></h2>
+</div>
+<div class="section" id="pyfts-common-transformations-roi-module">
+<h2>pyFTS.common.transformations.roi module<a class="headerlink" href="#pyfts-common-transformations-roi-module" title="Permalink to this headline">¶</a></h2>
+</div>
+<div class="section" id="pyfts-common-transformations-scale-module">
+<h2>pyFTS.common.transformations.scale module<a class="headerlink" href="#pyfts-common-transformations-scale-module" title="Permalink to this headline">¶</a></h2>
+</div>
+<div class="section" id="pyfts-common-transformations-som-module">
+<h2>pyFTS.common.transformations.som module<a class="headerlink" href="#pyfts-common-transformations-som-module" title="Permalink to this headline">¶</a></h2>
+</div>
+<div class="section" id="pyfts-common-transformations-transformation-module">
+<h2>pyFTS.common.transformations.transformation module<a class="headerlink" href="#pyfts-common-transformations-transformation-module" title="Permalink to this headline">¶</a></h2>
+</div>
+<div class="section" id="pyfts-common-transformations-trend-module">
+<h2>pyFTS.common.transformations.trend module<a class="headerlink" href="#pyfts-common-transformations-trend-module" title="Permalink to this headline">¶</a></h2>
+</div>
+</div>
+
+
+            <div class="clearer"></div>
+          </div>
+        </div>
+      </div>
+      <div class="sphinxsidebar" role="navigation" aria-label="main navigation">
+        <div class="sphinxsidebarwrapper">
+  <h3><a href="index.html">Table of Contents</a></h3>
+  <ul>
+<li><a class="reference internal" href="#">pyFTS.common.transformations package</a><ul>
+<li><a class="reference internal" href="#module-contents">Module contents</a></li>
+<li><a class="reference internal" href="#submodules">Submodules</a></li>
+<li><a class="reference internal" href="#pyfts-common-transformations-adapativeexpectation-module">pyFTS.common.transformations.adapativeexpectation module</a></li>
+<li><a class="reference internal" href="#pyfts-common-transformations-boxcox-module">pyFTS.common.transformations.boxcox module</a></li>
+<li><a class="reference internal" href="#pyfts-common-transformations-differential-module">pyFTS.common.transformations.differential module</a></li>
+<li><a class="reference internal" href="#pyfts-common-transformations-normalization-module">pyFTS.common.transformations.normalization module</a></li>
+<li><a class="reference internal" href="#pyfts-common-transformations-roi-module">pyFTS.common.transformations.roi module</a></li>
+<li><a class="reference internal" href="#pyfts-common-transformations-scale-module">pyFTS.common.transformations.scale module</a></li>
+<li><a class="reference internal" href="#pyfts-common-transformations-som-module">pyFTS.common.transformations.som module</a></li>
+<li><a class="reference internal" href="#pyfts-common-transformations-transformation-module">pyFTS.common.transformations.transformation module</a></li>
+<li><a class="reference internal" href="#pyfts-common-transformations-trend-module">pyFTS.common.transformations.trend module</a></li>
+</ul>
+</li>
+</ul>
+
+  <h4>Previous topic</h4>
+  <p class="topless"><a href="pyFTS.common.html"
+                        title="previous chapter">pyFTS.common package</a></p>
+  <h4>Next topic</h4>
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+                        title="next chapter">pyFTS.data package</a></p>
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+    <ul class="this-page-menu">
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+            rel="nofollow">Show Source</a></li>
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+      <ul>
+        <li class="right" style="margin-right: 10px">
+          <a href="genindex.html" title="General Index"
+             >index</a></li>
+        <li class="right" >
+          <a href="py-modindex.html" title="Python Module Index"
+             >modules</a> |</li>
+        <li class="right" >
+          <a href="pyFTS.data.html" title="pyFTS.data package"
+             >next</a> |</li>
+        <li class="right" >
+          <a href="pyFTS.common.html" title="pyFTS.common package"
+             >previous</a> |</li>
+        <li class="nav-item nav-item-0"><a href="index.html">pyFTS 1.6 documentation</a> &#187;</li>
+          <li class="nav-item nav-item-1"><a href="modules.html" >pyFTS</a> &#187;</li>
+          <li class="nav-item nav-item-2"><a href="pyFTS.html" >pyFTS package</a> &#187;</li>
+        <li class="nav-item nav-item-this"><a href="">pyFTS.common.transformations package</a></li> 
+      </ul>
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+        &#169; Copyright 2018, Machine Intelligence and Data Science Laboratory - UFMG - Brazil.
+      Created using <a href="https://www.sphinx-doc.org/">Sphinx</a> 3.1.2.
+    </div>
+  </body>
+</html>
\ No newline at end of file
diff --git a/docs/pyFTS.common.transformations.rst b/docs/pyFTS.common.transformations.rst
new file mode 100644
index 0000000..a604d7d
--- /dev/null
+++ b/docs/pyFTS.common.transformations.rst
@@ -0,0 +1,87 @@
+pyFTS.common.transformations package
+====================================
+
+Module contents
+---------------
+
+.. automodule:: pyFTS.common.transformations
+    :members:
+    :undoc-members:
+    :show-inheritance:
+
+Submodules
+----------
+
+pyFTS.common.transformations.adapativeexpectation module
+--------------------------------------------------------
+
+.. automodule:: pyFTS.common.transformations.adapativeexpectation
+    :members:
+    :undoc-members:
+    :show-inheritance:
+
+pyFTS.common.transformations.boxcox module
+------------------------------------------
+
+.. automodule:: pyFTS.common.transformations.boxcox
+    :members:
+    :undoc-members:
+    :show-inheritance:
+
+pyFTS.common.transformations.differential module
+------------------------------------------------
+
+.. automodule:: pyFTS.common.transformations.differential
+    :members:
+    :undoc-members:
+    :show-inheritance:
+
+pyFTS.common.transformations.normalization module
+-------------------------------------------------
+
+.. automodule:: pyFTS.common.transformations.normalization
+    :members:
+    :undoc-members:
+    :show-inheritance:
+
+pyFTS.common.transformations.roi module
+---------------------------------------
+
+.. automodule:: pyFTS.common.transformations.roi
+    :members:
+    :undoc-members:
+    :show-inheritance:
+
+pyFTS.common.transformations.scale module
+-----------------------------------------
+
+.. automodule:: pyFTS.common.transformations.scale
+    :members:
+    :undoc-members:
+    :show-inheritance:
+
+pyFTS.common.transformations.som module
+---------------------------------------
+
+.. automodule:: pyFTS.common.transformations.som
+    :members:
+    :undoc-members:
+    :show-inheritance:
+
+pyFTS.common.transformations.transformation module
+--------------------------------------------------
+
+.. automodule:: pyFTS.common.transformations.transformation
+    :members:
+    :undoc-members:
+    :show-inheritance:
+
+pyFTS.common.transformations.trend module
+-----------------------------------------
+
+.. automodule:: pyFTS.common.transformations.trend
+    :members:
+    :undoc-members:
+    :show-inheritance:
+
+
