10. A method of generating an object space comprising: receiving a plurality of textual descriptions at a network controller to receive a plurality of textual descriptions, wherein each textual description includes one or more words and phrases that depict an object in a plurality of objects, wherein the plurality of textual descriptions is separate from the plurality of objects, and wherein the network controller comprises hardware; determining a first degree of association between each of a plurality of textual descriptions and one or more topics to obtain first association information; determining a second degree of association between each of a plurality of objects and the one or more topics to obtain second association information; determining a third degree of association between each textual description and one or more words in the textual description to obtain third association information; determining a fourth degree of association between each word and the one or more topics to obtain fourth association information, wherein determining the first degree of association uses the third association information and the fourth association information to obtain the first association information, and determining the second degree of association uses the third association information and the fourth association information to obtain the second association information; and grouping the plurality of objects into clusters based on the first association information and the second association information.
10. A method of generating an object space comprising: receiving a plurality of textual descriptions at a network controller to receive a plurality of textual descriptions, wherein each textual description includes one or more words and phrases that depict an object in a plurality of objects, wherein the plurality of textual descriptions is separate from the plurality of objects, and wherein the network controller comprises hardware; determining a first degree of association between each of a plurality of textual descriptions and one or more topics to obtain first association information; determining a second degree of association between each of a plurality of objects and the one or more topics to obtain second association information; determining a third degree of association between each textual description and one or more words in the textual description to obtain third association information; determining a fourth degree of association between each word and the one or more topics to obtain fourth association information, wherein determining the first degree of association uses the third association information and the fourth association information to obtain the first association information, and determining the second degree of association uses the third association information and the fourth association information to obtain the second association information; and grouping the plurality of objects into clusters based on the first association information and the second association information. 11. The method of claim 10 , the method further including identifying the one or more topics based on the plurality of textual descriptions.