diff --git a/fit_a_line/image/predictions.png b/fit_a_line/image/predictions.png
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diff --git a/fit_a_line/image/ranges.png b/fit_a_line/image/ranges.png
index aeb948c9546e3494714794f7ae9d2186499529d4..3661ace169ad2bbda6355cff615b771108b258de 100644
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diff --git a/image_classification/image/cifar.png b/image_classification/image/cifar.png
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diff --git a/image_classification/image/dog_cat.png b/image_classification/image/dog_cat.png
index 14f255805081c1b4fab27eaf336fd389fa93ca19..38b21f21604b1bb84fc3f6aa96bd5fce45d15a55 100644
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diff --git a/image_classification/image/fea_conv0.png b/image_classification/image/fea_conv0.png
index 1707ea3a07582ab7c4fcd449cd4eee6f1e62a2ed..647c822e52cd55d50e5f207978f5e6ada86cf34c 100644
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diff --git a/image_classification/image/googlenet.jpeg b/image_classification/image/googlenet.jpeg
index b2deb0f79156ba8c0c32a192efabcb5746cf35e0..249dbf96df61c3352ea5bd80470f6c4a1e03ff10 100644
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diff --git a/image_classification/image/ilsvrc.png b/image_classification/image/ilsvrc.png
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diff --git a/image_classification/image/inception.png b/image_classification/image/inception.png
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diff --git a/image_classification/image/lenet.png b/image_classification/image/lenet.png
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diff --git a/image_classification/image/plot.png b/image_classification/image/plot.png
index a31f99791c670e18bb8c62b7604ec8cb0284ffb4..57e45cc0c27dd99b9918de2ff1228bc6b65f7424 100644
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diff --git a/image_classification/image/resnet.png b/image_classification/image/resnet.png
index bce224b7e66ac071111867f2a6e653fe93b46412..e1b3a87e73e15e3b937910fe2910a3a14395df43 100644
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diff --git a/image_classification/image/resnet_block.jpg b/image_classification/image/resnet_block.jpg
index e16bd3c624030c4c09b358a015b491141b42d8f1..c500eb01a90190ff66150871fe83ec275e2de8d7 100644
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diff --git a/image_classification/image/variations.png b/image_classification/image/variations.png
index 2134587e4b4be15a92c4b400d1b67f021fa28fa6..b4ebbbe6a50f5fd7cd0cccb52cdac5653e34654c 100644
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diff --git a/image_classification/image/vgg16.png b/image_classification/image/vgg16.png
index 571cab2ede411a61c51165733daed94959847e9e..6270eefcfd7071bc1643ee06567e5b81aaf4c177 100644
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diff --git a/machine_translation/image/bi_rnn.png b/machine_translation/image/bi_rnn.png
index e858008f6ad3432a69971c580802268139fbc4a2..9d8efd50a49d0305586f550344472ab94c93bed3 100644
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diff --git a/machine_translation/image/decoder_attention.png b/machine_translation/image/decoder_attention.png
index 9bbd417065b810239d5e232b1d2d213f6ecb3ec7..1b355e7786d25487a3f564af758c2c52c43b4690 100644
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diff --git a/machine_translation/image/encoder_attention.png b/machine_translation/image/encoder_attention.png
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diff --git a/machine_translation/image/encoder_decoder.png b/machine_translation/image/encoder_decoder.png
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diff --git a/machine_translation/image/gru.png b/machine_translation/image/gru.png
index d0a3e21cc3c0b40118e63f66be781d598e0b02f5..0cde685b84106650a4df18ce335a23e6338d3d11 100644
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diff --git a/machine_translation/image/nmt.png b/machine_translation/image/nmt.png
index 0c8f685309124e2bd2512d00d39559a233fbcdbb..bf56d73ebf297fadf522389c7b6836dd379aa097 100644
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diff --git a/pandoc.template b/pandoc.template
new file mode 100644
index 0000000000000000000000000000000000000000..f2c2cb5edbc70c35b1f9cd7089d07bf3237db7cd
--- /dev/null
+++ b/pandoc.template
@@ -0,0 +1,202 @@
+\documentclass[$if(fontsize)$$fontsize$,$endif$$if(lang)$$lang$,$endif$$if(papersize)$$papersize$,$endif$]{$documentclass$}
+\usepackage{geometry} 		% 設定邊界
+\geometry{
+  top=1in,
+  inner=1in,
+  outer=1in,
+  bottom=1in,
+  headheight=3ex,
+  headsep=2ex
+}
+\usepackage[T1]{fontenc}
+\usepackage{lmodern}
+\usepackage{amssymb,amsmath}
+\usepackage{ifxetex,ifluatex}
+\usepackage{fixltx2e} % provides \textsubscript
+% use upquote if available, for straight quotes in verbatim environments
+\IfFileExists{upquote.sty}{\usepackage{upquote}}{}
+\ifnum 0\ifxetex 1\fi\ifluatex 1\fi=0 % if pdftex
+  \usepackage[utf8]{inputenc}
+$if(euro)$
+  \usepackage{eurosym}
+$endif$
+\else % if luatex or xelatex
+  \usepackage{booktabs}
+  \usepackage{fontspec} 	% 允許設定字體
+  \usepackage{xeCJK} 		% 分開設置中英文字型
+  \setCJKmainfont{SimSun} 	% 設定中文字型
+  \setmainfont{Georgia} 	% 設定英文字型
+  \setromanfont{Georgia} 	% 字型
+  \setmonofont{Courier New}
+  \linespread{1.2}\selectfont 	% 行距
+  \XeTeXlinebreaklocale "zh" 	% 針對中文自動換行
+  \XeTeXlinebreakskip = 0pt plus 1pt % 字與字之間加入0pt至1pt的間距，確保左右對整齊
+  \parindent 0em 		% 段落縮進
+  \setlength{\parskip}{20pt} 	% 段落之間的距離
+  \ifxetex
+    \usepackage{xltxtra,xunicode}
+  \fi
+  \defaultfontfeatures{Mapping=tex-text,Scale=MatchLowercase}
+  \newcommand{\euro}{€}
+$if(mainfont)$
+    \setmainfont{$mainfont$}
+$endif$
+$if(sansfont)$
+    \setsansfont{$sansfont$}
+$endif$
+$if(monofont)$
+    \setmonofont{$monofont$}
+$endif$
+$if(mathfont)$
+    \setmathfont{$mathfont$}
+$endif$
+\fi
+% use microtype if available
+\IfFileExists{microtype.sty}{\usepackage{microtype}}{}
+$if(geometry)$
+\usepackage[$for(geometry)$$geometry$$sep$,$endfor$]{geometry}
+$endif$
+$if(natbib)$
+\usepackage{natbib}
+\bibliographystyle{plainnat}
+$endif$
+$if(biblatex)$
+\usepackage{biblatex}
+$if(biblio-files)$
+\bibliography{$biblio-files$}
+$endif$
+$endif$
+$if(listings)$
+\usepackage{listings}
+$endif$
+$if(lhs)$
+\lstnewenvironment{code}{\lstset{language=Haskell,basicstyle=\small\ttfamily}}{}
+$endif$
+$if(highlighting-macros)$
+$highlighting-macros$
+$endif$
+$if(verbatim-in-note)$
+\usepackage{fancyvrb}
+$endif$
+$if(tables)$
+\usepackage{longtable}
+$endif$
+$if(graphics)$
+\usepackage{graphicx}
+% We will generate all images so they have a width \maxwidth. This means
+% that they will get their normal width if they fit onto the page, but
+% are scaled down if they would overflow the margins.
+\makeatletter
+\def\maxwidth{\ifdim\Gin@nat@width>\linewidth\linewidth
+\else\Gin@nat@width\fi}
+\makeatother
+\let\Oldincludegraphics\includegraphics
+\renewcommand{\includegraphics}[1]{\Oldincludegraphics[width=\maxwidth]{#1}}
+$endif$
+\ifxetex
+  \usepackage[setpagesize=false, % page size defined by xetex
+              unicode=false, % unicode breaks when used with xetex
+              xetex]{hyperref}
+\else
+  \usepackage[unicode=true]{hyperref}
+\fi
+\hypersetup{breaklinks=true,
+            bookmarks=true,
+            pdfauthor={$author-meta$},
+            pdftitle={$title-meta$},
+            colorlinks=true,
+            urlcolor=$if(urlcolor)$$urlcolor$$else$blue$endif$,
+            linkcolor=$if(linkcolor)$$linkcolor$$else$magenta$endif$,
+            pdfborder={0 0 0}}
+\urlstyle{same}  % don't use monospace font for urls
+$if(links-as-notes)$
+% Make links footnotes instead of hotlinks:
+\renewcommand{\href}[2]{#2\footnote{\url{#1}}}
+$endif$
+$if(strikeout)$
+\usepackage[normalem]{ulem}
+% avoid problems with \sout in headers with hyperref:
+\pdfstringdefDisableCommands{\renewcommand{\sout}{}}
+$endif$
+\setlength{\parindent}{0pt}
+%\setlength{\parskip}{6pt plus 2pt minus 1pt}
+\setlength{\emergencystretch}{3em}  % prevent overfull lines
+\providecommand{\tightlist}{%
+  \setlength{\itemsep}{0pt}\setlength{\parskip}{0pt}}
+
+\title{\huge 在OSX平台上的XeLaTeX中文測試} % 設置標題，使用巨大字體
+\author{FoolEgg.com} 		% 設置作者
+\date{February 2013} 		% 設置日期
+\usepackage{titling}
+\setlength{\droptitle}{-8em} 	% 將標題移動至頁面的上面
+
+\usepackage{fancyhdr}
+\usepackage{lastpage}
+\pagestyle{fancyplain}
+
+$if(numbersections)$
+\setcounter{secnumdepth}{5}
+$else$
+\setcounter{secnumdepth}{0}
+$endif$
+$if(verbatim-in-note)$
+\VerbatimFootnotes % allows verbatim text in footnotes
+$endif$
+$if(lang)$
+\ifxetex
+  \usepackage{polyglossia}
+  \setmainlanguage{$mainlang$}
+\else
+  \usepackage[$lang$]{babel}
+\fi
+$endif$
+$for(header-includes)$
+$header-includes$
+$endfor$
+
+$if(title)$
+\title{$title$}
+$endif$
+\author{$for(author)$$author$$sep$ \and $endfor$}
+\date{$date$}
+
+\begin{document}
+$if(title)$
+\maketitle
+$endif$
+
+$for(include-before)$
+$include-before$
+
+$endfor$
+$if(toc)$
+{
+\hypersetup{linkcolor=black}
+\setcounter{tocdepth}{$toc-depth$}
+\tableofcontents
+}
+$endif$
+$body$
+
+$if(natbib)$
+$if(biblio-files)$
+$if(biblio-title)$
+$if(book-class)$
+\renewcommand\bibname{$biblio-title$}
+$else$
+\renewcommand\refname{$biblio-title$}
+$endif$
+$endif$
+\bibliography{$biblio-files$}
+
+$endif$
+$endif$
+$if(biblatex)$
+\printbibliography$if(biblio-title)$[title=$biblio-title$]$endif$
+
+$endif$
+$for(include-after)$
+$include-after$
+
+$endfor$
+\end{document}
diff --git a/recommender_system/image/Deep_candidate_generation_model_architecture.png b/recommender_system/image/Deep_candidate_generation_model_architecture.png
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diff --git a/recommender_system/image/Deep_ranking_network_architecture.png b/recommender_system/image/Deep_ranking_network_architecture.png
deleted file mode 100644
index 04e472864e390f86de4e28a6e3e5698af83f40af..0000000000000000000000000000000000000000
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diff --git "a/recommender_system/image/E\357\254\200ects_of_wider_and_deeper_hidden_ReLU.png" "b/recommender_system/image/E\357\254\200ects_of_wider_and_deeper_hidden_ReLU.png"
deleted file mode 100644
index 664f62260cabd6252f292b96d39c64ec635ee6a5..0000000000000000000000000000000000000000
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diff --git a/recommender_system/image/YouTube_Overview.png b/recommender_system/image/YouTube_Overview.png
index fe24ee618f18a6ee7ece0445dc492984f2d9efde..a98e7cc67606b31e4c945f7eb907563e46dcef56 100644
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diff --git a/recommender_system/image/rec_regression_network.png b/recommender_system/image/rec_regression_network.png
index 7d2b54d4fcf560cd5b667628f0012c3822efd9b2..22f48ee027eb201957e5a7254879f7aab5d5b9f8 100644
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diff --git a/understand_sentiment/image/lstm.png b/understand_sentiment/image/lstm.png
index 376afe66c61fe53d4ba383823ac685f4d6941161..98fbea413a98a619004ca669c67f5f867fe974c9 100644
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diff --git a/understand_sentiment/image/rnn.png b/understand_sentiment/image/rnn.png
index 1ab1fa974c8aadaf50a15d220f047b243d4d4c1a..26c904102a6e6c4e30f0048b81373ae8c148b355 100755
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diff --git a/understand_sentiment/image/stacked_lstm.jpg b/understand_sentiment/image/stacked_lstm.jpg
index 4239055050966e0095e188a8c81d860711bce29d..6b2adf70f2b5112a2e82505da5cff9f5fd0c6298 100644
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diff --git a/understand_sentiment/image/text_cnn.png b/understand_sentiment/image/text_cnn.png
index bb31c3fd6f68b83390591b306aff8f8f021ec497..d548fc8b98ec5a41d0dec6cf65f85fb70f366d41 100644
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diff --git a/word2vec/image/2d_similarity.png b/word2vec/image/2d_similarity.png
index e67356dcf2156a9220780eb4c4ef98f4185a8294..384f59919a2c8dedb198e97d51434616648932e1 100644
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diff --git a/word2vec/image/cbow.png b/word2vec/image/cbow.png
index 413ce7ccb241acb1bfe1c3d3e91a93c047440d23..76b7d4bc0f99372465bd9aa34721513d39ad0776 100644
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diff --git a/word2vec/image/ngram.png b/word2vec/image/ngram.png
index d137d1d8f8c3940d93ed758cd8a4c0937c495871..2449dce6a86b43b1b997ff418ed0dba56848463f 100644
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diff --git a/word2vec/image/nnlm.png b/word2vec/image/nnlm.png
index 65dcc344ebfed7a793e25129f80829f4c2c22a19..1e0b40a8f7aefdf46d42761305511f281c08e595 100644
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diff --git a/word2vec/image/sentence_emb.png b/word2vec/image/sentence_emb.png
index b6f08fa8a3ca4c891a8c55532d9324c2d238c780..ce4a8bf4769183cbaff91793753d2350a3ce936c 100644
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diff --git a/word2vec/image/skipgram.png b/word2vec/image/skipgram.png
index 92f7c370383175538b62c28618c723c8916074bb..a3ab385845d3dc8b5c670bae91225bc8dd47a8bb 100644
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