Merge pull request #7 from ImageProcessing-ElectronicPublications/master

LICENSE question

LICENSE

@@ -1,21 +1,30 @@
-MIT License
-
-Copyright (c) 2019 Ziqiang Pei
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
+Public Domain Mark 1.0
+ No Copyright
+
+    This work has been identified as being free of known restrictions
+    under copyright law, including all related and neighboring rights.
+
+    You can copy, modify, distribute and perform the work, even for
+    commercial purposes, all without asking permission. See Other
+    Information below.
+
+ Other Information
+
+    The work may not be free of known copyright restrictions in all
+    jurisdictions.
+
+    Persons may have other rights in or related to the work, such as
+    patent or trademark rights, and others may have rights in how the
+    work is used, such as publicity or privacy rights.
+
+    In some jurisdictions moral rights of the author may persist beyond
+    the term of copyright. These rights may include the right to be
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+    treatments.
+
+    Unless expressly stated otherwise, the person who identified the work
+    makes no warranties about the work, and disclaims liability for all
+    uses of the work, to the fullest extent permitted by applicable law.
+
+    When using or citing the work, you should not imply endorsement by
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