Search Results for author: Carlos Alberto Gomez-Uribe

Found 3 papers, 0 papers with code

Shift-Curvature, SGD, and Generalization

no code implementations21 Aug 2021 Arwen V. Bradley, Carlos Alberto Gomez-Uribe, Manish Reddy Vuyyuru

Although the shift is unknown at training time, the shift-curvature can still be mitigated by minimizing overall curvature.

The decoupled extended Kalman filter for dynamic exponential-family factorization models

no code implementations26 Jun 2018 Carlos Alberto Gomez-Uribe, Brian Karrer

Motivated by the needs of online large-scale recommender systems, we specialize the decoupled extended Kalman filter (DEKF) to factorization models, including factorization machines, matrix and tensor factorization, and illustrate the effectiveness of the approach through numerical experiments on synthetic and on real-world data.

Recommendation Systems

Online Algorithms For Parameter Mean And Variance Estimation In Dynamic Regression Models

no code implementations18 May 2016 Carlos Alberto Gomez-Uribe

Because the common regression models encountered in practice such as logistic, exponential and multinomial all have observations modeled through an exponential family distribution, our results are used to easily obtain algorithms for online mean and variance parameter estimation for all these regression models in the context of time-dependent parameters.

regression Thompson Sampling

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