Search Results for author: Vitaly Kuznetsov

Found 13 papers, 2 papers with code

AdaNet: A Scalable and Flexible Framework for Automatically Learning Ensembles

1 code implementation30 Apr 2019 Charles Weill, Javier Gonzalvo, Vitaly Kuznetsov, Scott Yang, Scott Yak, Hanna Mazzawi, Eugen Hotaj, Ghassen Jerfel, Vladimir Macko, Ben Adlam, Mehryar Mohri, Corinna Cortes

AdaNet is a lightweight TensorFlow-based (Abadi et al., 2015) framework for automatically learning high-quality ensembles with minimal expert intervention.

Neural Architecture Search

Efficient Gradient Computation for Structured Output Learning with Rational and Tropical Losses

no code implementations NeurIPS 2018 Corinna Cortes, Vitaly Kuznetsov, Mehryar Mohri, Dmitry Storcheus, Scott Yang

In this paper, we design efficient gradient computation algorithms for two broad families of structured prediction loss functions: rational and tropical losses.

Structured Prediction

Foundations of Sequence-to-Sequence Modeling for Time Series

no code implementations9 May 2018 Vitaly Kuznetsov, Zelda Mariet

The availability of large amounts of time series data, paired with the performance of deep-learning algorithms on a broad class of problems, has recently led to significant interest in the use of sequence-to-sequence models for time series forecasting.

Time Series Time Series Forecasting

Online Non-Additive Path Learning under Full and Partial Information

no code implementations18 Apr 2018 Corinna Cortes, Vitaly Kuznetsov, Mehryar Mohri, Holakou Rahmanian, Manfred K. Warmuth

We study the problem of online path learning with non-additive gains, which is a central problem appearing in several applications, including ensemble structured prediction.

Structured Prediction

Theory and Algorithms for Forecasting Time Series

no code implementations15 Mar 2018 Vitaly Kuznetsov, Mehryar Mohri

We present data-dependent learning bounds for the general scenario of non-stationary non-mixing stochastic processes.

Time Series Time Series Forecasting

Discriminative State Space Models

no code implementations NeurIPS 2017 Vitaly Kuznetsov, Mehryar Mohri

In this paper, we introduce and analyze Discriminative State-Space Models for forecasting non-stationary time series.

Time Series Time Series Analysis

Discrepancy-Based Algorithms for Non-Stationary Rested Bandits

no code implementations29 Oct 2017 Corinna Cortes, Giulia Desalvo, Vitaly Kuznetsov, Mehryar Mohri, Scott Yang

We show that the notion of discrepancy can be used to design very general algorithms and a unified framework for the analysis of multi-armed rested bandit problems with non-stationary rewards.

Structured Prediction Theory Based on Factor Graph Complexity

no code implementations NeurIPS 2016 Corinna Cortes, Mehryar Mohri, Vitaly Kuznetsov, Scott Yang

We give new data-dependent margin guarantees for structured prediction for a very wide family of loss functions and a general family of hypotheses, with an arbitrary factor graph decomposition.

Structured Prediction

Learning Theory and Algorithms for Forecasting Non-stationary Time Series

no code implementations NeurIPS 2015 Vitaly Kuznetsov, Mehryar Mohri

We present data-dependent learning bounds for the general scenario of non-stationary non-mixing stochastic processes.

Learning Theory Time Series +1

Voted Kernel Regularization

no code implementations14 Sep 2015 Corinna Cortes, Prasoon Goyal, Vitaly Kuznetsov, Mehryar Mohri

This paper presents an algorithm, Voted Kernel Regularization , that provides the flexibility of using potentially very complex kernel functions such as predictors based on much higher-degree polynomial kernels, while benefitting from strong learning guarantees.

General Classification

Multi-Class Deep Boosting

no code implementations NeurIPS 2014 Vitaly Kuznetsov, Mehryar Mohri, Umar Syed

We give new data-dependent learning bounds for convex ensembles in the multi-class classification setting expressed in terms of the Rademacher complexities of the sub-families composing the base classifier set, and the mixture weight assigned to each sub-family.

Ensemble Learning General Classification +1

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