System and method for determining harmonic contributions from non-linear loads using recurrent neural networks

Author(s):  
J. Mazumdar ◽  
R.G. Harley ◽  
F. Lambert
Author(s):  
Wonryong Ryou ◽  
Jiayu Chen ◽  
Mislav Balunovic ◽  
Gagandeep Singh ◽  
Andrei Dan ◽  
...  

AbstractWe present a scalable and precise verifier for recurrent neural networks, called Prover based on two novel ideas: (i) a method to compute a set of polyhedral abstractions for the non-convex and non-linear recurrent update functions by combining sampling, optimization, and Fermat’s theorem, and (ii) a gradient descent based algorithm for abstraction refinement guided by the certification problem that combines multiple abstractions for each neuron. Using Prover, we present the first study of certifying a non-trivial use case of recurrent neural networks, namely speech classification. To achieve this, we additionally develop custom abstractions for the non-linear speech preprocessing pipeline. Our evaluation shows that Prover successfully verifies several challenging recurrent models in computer vision, speech, and motion sensor data classification beyond the reach of prior work.


2014 ◽  
Vol 8 (3) ◽  
pp. 183-192 ◽  
Author(s):  
José Humberto Pérez-Cruz ◽  
Isaac Chairez ◽  
Jose de Jesús Rubio ◽  
Jaime Pacheco

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