Search Results for author: Pavithra Harsha

Found 3 papers, 0 papers with code

An Optimistic-Robust Approach for Dynamic Positioning of Omnichannel Inventories

no code implementations17 Oct 2023 Pavithra Harsha, Shivaram Subramanian, Ali Koc, Mahesh Ramakrishna, Brian Quanz, Dhruv Shah, Chandra Narayanaswami

Using a real-world dataset from a large American omnichannel retail chain, a business value assessment during a peak period indicates over a 15% profitability gain for BIO over RO and other baselines while also preserving the (practical) worst case performance.

Hierarchical Proxy Modeling for Improved HPO in Time Series Forecasting

no code implementations28 Nov 2022 Arindam Jati, Vijay Ekambaram, Shaonli Pal, Brian Quanz, Wesley M. Gifford, Pavithra Harsha, Stuart Siegel, Sumanta Mukherjee, Chandra Narayanaswami

To address this test-validation mismatch, we propose a novel technique, H-Pro to drive HPO via test proxies by exploiting data hierarchies often associated with time series datasets.

Hyperparameter Optimization Model Selection +2

Deep Policy Iteration with Integer Programming for Inventory Management

no code implementations4 Dec 2021 Pavithra Harsha, Ashish Jagmohan, Jayant R. Kalagnanam, Brian Quanz, Divya Singhvi

Finally, to make RL algorithms more accessible for inventory management researchers, we also discuss a modular Python library developed that can be used to test the performance of RL algorithms with various supply chain structures.

Decision Making Management +2

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