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Ankur Sinha

Indian Institute of Management (IIM), Ahmedabad

Vastrapur

Ahmedabad, GA Gujarat 380 015

India

SCHOLARLY PAPERS

5

DOWNLOADS

406

TOTAL CITATIONS

1

Scholarly Papers (5)

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1.

High-Volume Business News: Detecting Topic-Specific Sentiments to Account for Brand Ratings and Stock Returns

Proceedings, Marketing Strategy Meets Wall Street IV Conference. Singapore Management University, Marketing Strategy Meets Wall Street Conference, Singapore, Singapore, 08.01.2015.
Number of pages: 52 Posted: 23 Jan 2018
Pekka Malo, Jaakko Aspara, Xueming Luo and Ankur Sinha
Aalto University, Hanken School of Economics, and Indian Institute of Management (IIM), Ahmedabad
Downloads 125 (584,619)

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online analytics, buzz, probabilistic topic modeling, variational inference, sentiment analysis, news stream, big data, business news, brand ratings, stock returns, impact analysis

2.

A Multi-Objective Optimal Forecast Combination for Predicting Intermittent Demand

Number of pages: 33 Posted: 01 Feb 2023
Nachiketas Waychal, Arnab Kumar Laha and Ankur Sinha
Indian Institute of Management Ahmedabad, Indian Institute of Management Ahmedabad and Indian Institute of Management (IIM), Ahmedabad
Downloads 108 (659,652)

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Combining forecasts, Evaluating forecasts, Multi-objective optimization, Preference value function, User-interaction

3.

Efficient Formulations for a Class of Bilevel Hub Network Interdiction Problems

Number of pages: 33 Posted: 02 Sep 2022
Prasanna Ramamoorthy, Sachin Jayaswal, Ankur Sinha and Navneet Vidyarthi
Indian Institute of Technology (IIT), Delhi, Indian Institute of Management Ahmedabad, Indian Institute of Management (IIM), Ahmedabad and Concordia University
Downloads 62 (961,006)

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Location, Hub Interdiction, Hub Location, Network Interdiction, Bilevel Programming

4.

Δ-Perturbation of Bilevel Optimization Problems: An Error Bound Analysis

Number of pages: 27 Posted: 18 Apr 2024
Margarita Antoniou, Ankur Sinha and Gregor Papa
Jozef Stefan Institute, Indian Institute of Management (IIM), Ahmedabad and Jozef Stefan Institute
Downloads 60 (961,006)
Citation 1

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Bilevel optimization, Optimistic bilevel problem, Pessimistic bilevel problem, Pertrurbation method, Error bound, Iterative heuristics

5.

Finbloom: Knowledge Grounding Large Language Model with Real-Time Financial Data

Number of pages: 27 Posted: 06 Mar 2025
Ankur Sinha, Chaitanya Agarwal and Pekka Malo
Indian Institute of Management (IIM), Ahmedabad, Indian Institute of Management Ahmedabad and Aalto University
Downloads 51 (1,063,489)

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Financial Large Language Model, Generative Pre-Trained Transformer, Knowledge Grounding, natural language processing