Search Results for author: Vivek Mittal

Found 4 papers, 2 papers with code

Towards Robustness Analysis of E-Commerce Ranking System

no code implementations7 Mar 2024 Ningfei Wang, Yupin Huang, Han Cheng, Jiri Gesi, Xiaojie Wang, Vivek Mittal

As e-commerce retailers use various techniques to improve the quality of search results, we hope that this research offers valuable guidance for measuring the robustness of the ranking systems.

Information Retrieval

Towards Scalability and Extensibility of Query Reformulation Modeling in E-commerce Search

no code implementations17 Feb 2024 Ziqi Zhang, Yupin Huang, Quan Deng, Jinghui Xiao, Vivek Mittal, Jingyuan Deng

Notably, employing the proposed solution in search ranking resulted in 0. 14% and 0. 29% increase in overall revenue in Japanese and Hindi cases, respectively, and a 0. 08\% incremental gain in the English case compared to the legacy implementation; while in search Ads matching led to a 0. 36% increase in Ads revenue in the Japanese case.

Cryptocurrency Bubble Detection: A New Stock Market Dataset, Financial Task & Hyperbolic Models

1 code implementation NAACL 2022 Ramit Sawhney, Shivam Agarwal, Vivek Mittal, Paolo Rosso, Vikram Nanda, Sudheer Chava

Further, we develop a set of sequence-to-sequence hyperbolic models suited to this multi-span identification task based on the power-law dynamics of cryptocurrencies and user behavior on social media.

AttnGrounder: Talking to Cars with Attention

1 code implementation11 Sep 2020 Vivek Mittal

Visual grounding aims to localize a specific object in an image based on a given natural language text query.

Referring Expression Comprehension Visual Grounding

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