Patent №
US 9,183,293
Granted
2015-11-10
Filed 2011
Owner
XEROX CORPORATION
Lab
—
AI components
5
ml · nlp · vision · kr · hardware
Assignment
Recorded
Dataset
AIPD
2023_r1 edition
Application
13324391
Embodiments generally relate to systems and methods for detecting topics in social media data. More particularly, the systems and methods can extract a concept hierarchy from a set of data, wherein the concept hierarchy comprises a plurality of layers. Further, the systems and methods can train topic models based on the content in each of the layers. Still further, the systems and methods can select the most appropriate topic model for social media data by balancing the complexity of the model and the accuracy of the topic detection result. Moreover, the systems and methods can use the most appropriate topic model to detect topics in social media data.
AI classification
Ownership
XEROX CORPORATION
assignment · 273750880
Assignors
LI, LEI, PENG, WEI, SUN, TONG
On an employer assignment, the assignors are typically the inventors.