Search Results for author: Anirban Chatterjee

Found 6 papers, 1 papers with code

PrIsing: Privacy-Preserving Peer Effect Estimation via Ising Model

no code implementations29 Jan 2024 Abhinav Chakraborty, Anirban Chatterjee, Abhinandan Dalal

The Ising model, originally developed as a spin-glass model for ferromagnetic elements, has gained popularity as a network-based model for capturing dependencies in agents' outputs.

Privacy Preserving

Boosting the Power of Kernel Two-Sample Tests

1 code implementation21 Feb 2023 Anirban Chatterjee, Bhaswar B. Bhattacharya

The kernel two-sample test based on the maximum mean discrepancy (MMD) is one of the most popular methods for detecting differences between two distributions over general metric spaces.

Vocal Bursts Valence Prediction

Detecting Concept Drift in the Presence of Sparsity -- A Case Study of Automated Change Risk Assessment System

no code implementations27 Jul 2022 Vishwas Choudhary, Binay Gupta, Anirban Chatterjee, Subhadip Paul, Kunal Banerjee, Vijay Agneeswaran

In this work, we carry out a systematic study of the following: (i) different patterns of missing values, (ii) various statistical and ML based data imputation methods for different kinds of sparsity, (iii) several concept drift detection methods, (iv) practical analysis of the various drift detection metrics, (v) selecting the best concept drift detector given a dataset with missing values based on the different metrics.

Imputation

Drift-Adjusted And Arbitrated Ensemble Framework For Time Series Forecasting

no code implementations16 Mar 2020 Anirban Chatterjee, Subhadip Paul, Uddipto Dutta, Smaranya Dey

We propose to employ a re-weighting based method to adjust the assigned weights to various forecasters in order to account for such distribution-drift.

Time Series Time Series Forecasting

Semi-Bagging Based Deep Neural Architecture to Extract Text from High Entropy Images

no code implementations2 Jul 2019 Pranay Dugar, Anirban Chatterjee, Rajesh Shreedhar Bhat, Saswata Sahoo

Furthermore, the proposed text detection method along with a text recognizer outperforms the existing state-of-the-art approaches in extracting text from high entropy images.

Text Detection

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