Exercise

$\backslash$begin$\{$tabular$\}\{|$c$|$l$|$c$|$l$|\}$

$\backslash$hline docID & document text & docID & document text $\backslash \backslash$

$\backslash$hline $1$ & hot chocolate cocoa beans & $7$ & sweet sugar $\backslash \backslash$

$\backslash$hline $2$ & cocoa ghana africa & $8$ & sugar cane brazil $\backslash \backslash$

$\backslash$hline $3$ & beans harvest ghana & $9$ & sweet sugar beet $\backslash \backslash$

$\backslash$hline $4$ & cocoa butter & $10$ & sweet cake icing $\backslash \backslash$

$\backslash$hline $5$ & butter truffles & $11$ & cake black forest $\backslash \backslash$

$\backslash$hline $6$ & sweet chocolate & & $\backslash \backslash$

$\backslash$hline

$\backslash$end$\{$tabular$\}$

Clustering by $\backslash ($ k $\backslash )-$means, with preprocessing tokenization, term weighting TFIDF.

Manhattan Distance. Number of cluster is $2.$ Centroid docID $2$ and docID $9.$