no code implementations • 29 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.
1 code implementation • 21 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.
no code implementations • 27 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.
no code implementations • 18 Aug 2021 • Binay Gupta, Anirban Chatterjee, Harika Matha, Kunal Banerjee, Lalitdutt Parsai, Vijay Agneeswaran
This warrants the development of an automated system to assess the risk associated with a large number of changes.
no code implementations • 16 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.
no code implementations • 2 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.