| CPC H04N 21/6106 (2013.01) [G06F 3/04847 (2013.01); H04N 21/25891 (2013.01)] | 20 Claims |

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1. A method comprising:
identifying, by a set of one or more processing devices, a media item to be provided to a group of users of a content sharing platform, wherein the media item is associated with a category, and wherein each user in the group of users is associated with a weight indicating a probability of a correspondence between a respective user and the category associated with the media item;
receiving, by the set of one or more processing devices, an indication of a user interaction with a user interface (UI) component of a UI, the indication corresponding to a request to change a size of the group of users from a first level, corresponding to a first weight threshold for the group of users, to a second level, wherein the UI component enables a provider of the media item to specify a degree of the change of the size of the group of users between the first level and the second level;
calculating, by the set of one or more processing devices and based on a value indicating a difference between the first level and the second level, a second weight threshold for the group of users corresponding to the second level; and
determining one or more respective users for inclusion in the group of users for presentation of the media item based on the calculated second weight threshold for the group of users.
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