Search Results for author: Anubhab Ghosh

Found 5 papers, 2 papers with code

Compressed Sensing of Generative Sparse-latent (GSL) Signals

no code implementations16 Oct 2023 Antoine Honoré, Anubhab Ghosh, Saikat Chatterjee

We consider reconstruction of an ambient signal in a compressed sensing (CS) setup where the ambient signal has a neural network based generative model.

DANSE: Data-driven Non-linear State Estimation of Model-free Process in Unsupervised Learning Setup

2 code implementations4 Jun 2023 Anubhab Ghosh, Antoine Honoré, Saikat Chatterjee

DANSE provides a closed-form posterior of the state of the model-free process, given linear measurements of the state.

DeepBayes -- an estimator for parameter estimation in stochastic nonlinear dynamical models

no code implementations4 May 2022 Anubhab Ghosh, Mohamed Abdalmoaty, Saikat Chatterjee, Håkan Hjalmarsson

Yet, estimating the unknown parameters of stochastic, nonlinear dynamical models remains a challenging problem.

Normalizing Flow based Hidden Markov Models for Classification of Speech Phones with Explainability

1 code implementation1 Jul 2021 Anubhab Ghosh, Antoine Honoré, Dong Liu, Gustav Eje Henter, Saikat Chatterjee

For a standard speech phone classification setup involving 39 phones (classes) and the TIMIT dataset, we show that the use of standard features called mel-frequency-cepstral-coeffcients (MFCCs), the proposed generative models, and the decision fusion together can achieve $86. 6\%$ accuracy by generative training only.

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