\begin{tikzpicture}[remember picture,overlay,shift={(current page.center)}]
					\tikzset{
						mstyle/.style={column sep=-\pgflinewidth,row sep=-\pgflinewidth,font=\footnotesize,},
						window/.style={draw,very thick,blue},
					}
					\onslide<2-6>{
						\matrix(convmat1) at (-6,2.5)[matrix of nodes,ampersand replacement=\&,column sep=-\pgflinewidth,row sep=-\pgflinewidth,nodes in empty cells,
						nodes={draw,rectangle, font=\footnotesize,anchor=south}]{
							\&  \&  \&  \&  \&  \& \\ 
							\&  \&  \&  \&  \&  \& \\ 
							\&  \&  \&  \&  \&  \& \\ 
							\&  \&  \&  \&  \&  \& \\ 
							\&  \&  \&  \&  \&  \& \\ 
							\&  \&  \&  \&  \&  \& \\ 
							\&  \&  \&  \&  \&  \& \\ 
						};
						
						 
						% \foreach \i/\j [count=\xi from 0] in {1/3,2/4,3/5,4/6,5/7,6/8,7/9,8/10,9/11,10/12,11/13,12/14,13/15,14/16,15/17,16/18,17/19,18/20,19/21,20/22,21/23,22/24,23/25,24/26,25/27,26/28}{
						%   \foreach \k/\m [count=\yi from \xi*26+1] in {1/3,2/4,3/5,4/6,5/7,6/8,7/9,8/10,9/11,10/12,11/13,12/14,13/15,14/16,15/17,16/18,17/19,18/20,19/21,20/22,21/23,22/24,23/25,24/26,25/27,26/28}{
						%    \onslide<\yi>{
						%    \draw[window](convmat1-\i-\k.north west)rectangle(convmat1-\j-\m.south east);
						     
						%    }
						%   }
						% }
						\foreach \i/\j [count=\xi from 2] in {1/3,2/4,3/5,4/6,5/7}{
							\onslide<\xi>{
								\draw[window](convmat1-1-\i.north west)rectangle(convmat1-3-\j.south east);
							}
							  
						}
						              
						              
						\matrix(convmat2)[right of=convmat1,node distance=6em,matrix of nodes,ampersand replacement=\&,column sep=-\pgflinewidth,row sep=-\pgflinewidth,nodes in empty cells,
						nodes={draw,rectangle, font=\footnotesize,anchor=south}]{
							\&  \&  \& \& \\
							\&  \&  \& \& \\
							\&  \&  \& \& \\
							\&  \&  \&  \& \\
							\&  \&  \&  \& \\
						};
						
						 
						% \foreach \i [count=\xi from 0] in {1,...,5}{
						%             \foreach \j [count=\yi from \xi*5+1] in {1,...,5}{
						% \onslide<\yi->{
						%             \draw[fill=black] (convmat2-\i-\j)circle(1.5pt);
						% }
						%             }
						%             }
						\foreach \i/\j [count=\xi from 2] in {1/1,2/2,3/3,4/4,5/5}{
							\onslide<\xi->{
								\draw[fill=black] (convmat2-1-\j)circle(1.5pt);
							}
							
						}
						\node(text)[left of = convmat2,node distance=2em, anchor=east]{\footnotesize \textsf{=}}; 
					}
					
					\only<7>{
						\matrix(convmat1) at (-6,2.5) [matrix of nodes,ampersand replacement=\&,column sep=-\pgflinewidth,row sep=-\pgflinewidth,nodes in empty cells,
						nodes={draw,rectangle, font=\footnotesize,anchor=south}]{
							\&  \&  \&  \&  \&  \& \\ 
							\&  \&  \&  \&  \&  \& \\ 
							\&  \&  \&  \&  \&  \& \\ 
							\&  \&  \&  \&  \&  \& \\ 
							\&  \&  \&  \&  \&  \& \\ 
							\&  \&  \&  \&  \&  \& \\ 
							\&  \&  \&  \&  \&  \& \\ 
						};
						 
						\draw[window](convmat1-5-5.north west)rectangle(convmat1-7-7.south east);
						              
						              
						\matrix(convmat2)[right of=convmat1,node distance=6em,matrix of nodes,ampersand replacement=\&,column sep=-\pgflinewidth,row sep=-\pgflinewidth,nodes in empty cells,
						nodes={draw,rectangle, font=\footnotesize,anchor=south}]{
							\&  \&  \& \& \\
							\&  \&  \& \& \\
							\&  \&  \& \& \\
							\&  \&  \&  \& \\
							\&  \&  \&  \& \\
						};
						
						
						\foreach \i  in {1,...,5}{
							\foreach \j  in {1,...,5}{
								    
								\draw[fill=black] (convmat2-\i-\j)circle(1.5pt);
								    
							}
						}
						  
						\node(text)[left of = convmat2,node distance=2em, anchor=east]{\footnotesize \textsf{=}}; 
					}
					\only<8>{
						\matrix(convmat1) at (-6,2.5) [matrix of nodes,ampersand replacement=\&,column sep=-\pgflinewidth,row sep=-\pgflinewidth,nodes in empty cells,
						nodes={draw,rectangle, font=\footnotesize,anchor=south}]{
							\&  \&  \&  \&  \&  \& \\ 
							\&  \&  \&  \&  \&  \& \\ 
							\&  \&  \&  \&  \&  \& \\ 
							\&  \&  \&  \&  \&  \& \\ 
							\&  \&  \&  \&  \&  \& \\ 
							\&  \&  \&  \&  \&  \& \\ 
							\&  \&  \&  \&  \&  \& \\ 
						};
						 
						%\draw[window](convmat1-6-6.north west)rectangle($(convmat1-7-7.south east)+(-1,-1)$);
						\matrix (mat1) at (-5.23,1.73)  [matrix of nodes,ampersand replacement=\&,
						nodes={draw=blue,rectangle},nodes in empty cells]
						{
							\&  \&  \\
							\&  \&  \\
							\&  \&  \\
						};
						              
						\node (text) [below of = mat1, node distance = 3 em, anchor=east]{\footnotesize \textsf{pixel of interest}};
						\draw[<-, in=0, out=-90] (-5.23,1.73) to (text.north);
						\matrix(convmat2)[right of=convmat1,node distance=6em,matrix of nodes,ampersand replacement=\&,column sep=-\pgflinewidth,row sep=-\pgflinewidth,nodes in empty cells,
						nodes={draw,rectangle, font=\footnotesize,anchor=south}]{
							\&  \&  \& \& \\
							\&  \&  \& \& \\
							\&  \&  \& \& \\
							\&  \&  \&  \& \\
							\&  \&  \&  \& \\
						};
						
						
						\foreach \i  in {1,...,5}{
							\foreach \j  in {1,...,5}{
								    
								\draw[fill=black] (convmat2-\i-\j)circle(1.5pt);
								    
							}
						}
						  
						\node(text)[left of = convmat2,node distance=2em, anchor=east]{\footnotesize \textsf{=}}; 
					}
					\onslide<9->{
						\matrix(convmat1) at (-6,2.5) [matrix of nodes,ampersand replacement=\&,column sep=-\pgflinewidth,row sep=-\pgflinewidth,nodes in empty cells,
						nodes={draw,rectangle, font=\footnotesize,anchor=south}]{
							|[fill=black!50]| \& |[fill=black!50]| \& |[fill=black!50]| \& |[fill=black!50]| \& |[fill=black!50]| \& |[fill=black!50]| \& |[fill=black!50]|\\ 
							|[fill=black!50]|\&  \&  \&  \&  \&  \&|[fill=black!50]| \\ 
							|[fill=black!50]|\&  \&  \&  \&  \&  \& |[fill=black!50]|\\ 
							|[fill=black!50]| \&  \&  \&  \&  \&  \& |[fill=black!50]|\\ 
							|[fill=black!50]|\&  \&  \&  \&  \&  \& |[fill=black!50]|\\ 
							|[fill=black!50]| \&  \&  \&  \&  \&  \& |[fill=black!50]|\\ 
							|[fill=black!50]|\& |[fill=black!50]| \& |[fill=black!50]| \&  |[fill=black!50]|\&|[fill=black!50]|  \&  |[fill=black!50]|\& |[fill=black!50]|\\ 
						};
						 
						  
						% \matrix (mat1) at (-5.23,1.73)  [matrix of nodes,ampersand replacement=\&,
						%   nodes={draw=blue,rectangle},nodes in empty cells]
						%   {
						%      \&  \&  \\
						%      \&  \&  \\
						%      \&  \&  \\
						%   };
						%            \node (text) [below of = mat1, node distance = 3 em, anchor=east]{\footnotesize \textsf{pixel of interest}};
						%               \draw[<-, in=0, out=-90] (-5.23,1.73) to (text.north);  
						              
						\matrix(convmat2)[right of=convmat1,node distance=6em,matrix of nodes,ampersand replacement=\&,column sep=-\pgflinewidth,row sep=-\pgflinewidth,nodes in empty cells,
						nodes={draw,rectangle, font=\footnotesize,anchor=south}]{
							\&  \&  \& \& \\
							\&  \&  \& \& \\
							\&  \&  \& \& \\
							\&  \&  \&  \& \\
							\&  \&  \&  \& \\
						};
						
						
						\foreach \i  in {1,...,5}{
							\foreach \j  in {1,...,5}{
								    
								\draw[fill=black] (convmat2-\i-\j)circle(1.5pt);
								    
							}
						}
						  
						\node(text)[left of = convmat2,node distance=2em, anchor=east]{\footnotesize \textsf{=}}; 
					}
					
					
				\end{tikzpicture}