deletions | additions       diff --git a/subsection_Video_Graph_Data_Structure__.tex b/subsection_Video_Graph_Data_Structure__.tex  index e03526e..ed49f60 100644  --- a/subsection_Video_Graph_Data_Structure__.tex  +++ b/subsection_Video_Graph_Data_Structure__.tex 
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\item $min_i$ : the minimum location of 3D bounding box point in cell-coordinate $\mathbb{R}^3$.  \item $max_i$ : the maximum location of 3D bounding box point in cell-coordinate $\mathbb{R}^3$.  \item $mean_i$: the mean cell location, $\mathbb{R}^3$.  \item $hist_i$: the bow histogram vector  over the local descriptor $f_i \in s_i$, $\mathbb{R}^{4k} \times 5$ (Used 5 different descriptor). \item $sparsity_i$: the number of non-zeros bins in the bow histogram $hist_i$.   \item $$  \end{itemize}