The phrase "added a cluster of" is correct and usable in written English.
It can be used when describing the act of including or incorporating a group of items or elements together.
Example: "The researcher added a cluster of data points to the analysis to enhance the findings."
Alternatives: "included a group of" or "incorporated a set of".
He added a cluster of Medjool dates, explained the order in which the selections are best enjoyed, then moved on.
Members-only merchant The Wine Society (the £40 lifetime fee is worth it if you buy wine regularly) has just added a cluster of new Austrians to its list, all of them worth a sip.
To assure ourselves that additional groups of variables combined did not introduce confounding, we also developed an adjusted model which included a cluster of sociodemographic variables and then added a cluster of clinical characteristics.
The coffee plant makes an enzyme that chops off a dangling arm of atoms from the xanthosine; a second enzyme adds a cluster of atoms at another spot.
He found a way of adding a cluster of two extra carbon and five extra hydrogen atoms to a substance extracted from willow bark.
From changing the laces in your trainers to adding a cluster of badges on the pocket of your denim jacket or changing the strap on your Pop Swatch, customisation like this has been there already.
Boho 5 will add to a cluster of digital businesses in the Middlehaven area of Middlesbrough.
Any additional plots having the species have more neighboring plots added, leading to a cluster of plots.
Its machine, said to be coming soon to some 1,000 shopping malls, hotels and hospitals in the Northeast U.S., works like this: Once someone slips in a dollar, a robotic arm adds water to a cluster of dehydrated potato pellets.
But Joshua Murphy, 15, said he welcomed the site's structure, adding, "There is not a cluster of immature messages like there is on AOL and other message boards".
Let us add a point to a cluster of (N-1) points.
