CPC G06V 30/40 (2022.01) [G06F 18/214 (2023.01); G06F 18/2321 (2023.01); G06N 3/08 (2013.01); G06V 10/98 (2022.01); G06V 20/40 (2022.01)] | 24 Claims |
1. A method comprising:
building, by a first device, a first model based on a first stream, wherein the first model represents a first probability distribution of a first plurality of features appearing in the first stream;
building, by the first device, a second model based on a second stream, wherein the second model represents a second probability distribution of a second plurality of features appearing in the second stream;
comparing the second model to the first model to determine a difference between the second stream and the first stream; and
indicating that the second stream is significantly different from the first stream based on the difference being greater than or equal to a threshold, wherein significantly different indicates that the second stream is outside an accepted range of tolerance.
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