Search Results for author: Venktesh V

Found 15 papers, 5 papers with code

The Surprising Effectiveness of Rankers Trained on Expanded Queries

no code implementations3 Apr 2024 Abhijit Anand, Venktesh V, Vinay Setty, Avishek Anand

In our extensive experiments on the DL-Hard dataset, we find that a principled query performance based scoring method using base and specialized ranker offers a significant improvement of up to 25% on the passage ranking task and up to 48. 4% on the document ranking task when compared to the baseline performance of using original queries, even outperforming SOTA model.

Document Ranking Passage Ranking

QuanTemp: A real-world open-domain benchmark for fact-checking numerical claims

1 code implementation25 Mar 2024 Venktesh V, Abhijit Anand, Avishek Anand, Vinay Setty

This addresses the challenge of verifying real-world numerical claims, which are complex and often lack precise information, not addressed by existing works that mainly focus on synthetic claims.

Claim Verification Fact Checking +1

In-Context Ability Transfer for Question Decomposition in Complex QA

no code implementations26 Oct 2023 Venktesh V, Sourangshu Bhattacharya, Avishek Anand

We transfer the ability to decompose complex questions to simpler questions or generate step-by-step rationales to LLMs, by careful selection from available data sources of related tasks.

Question Answering

Context Aware Query Rewriting for Text Rankers using LLM

no code implementations31 Aug 2023 Abhijit Anand, Venktesh V, Vinay Setty, Avishek Anand

We find that there are two inherent limitations of using LLMs as query re-writers -- concept drift when using only queries as prompts and large inference costs during query processing.

Document Ranking Passage Ranking

MWPRanker: An Expression Similarity Based Math Word Problem Retriever

no code implementations3 Jul 2023 Mayank Goel, Venktesh V, Vikram Goyal

Math Word Problems (MWPs) in online assessments help test the ability of the learner to make critical inferences by interpreting the linguistic information in them.

Logical Sequence Math +4

Query Understanding in the Age of Large Language Models

no code implementations28 Jun 2023 Avishek Anand, Venktesh V, Abhijit Anand, Vinay Setty

Querying, conversing, and controlling search and information-seeking interfaces using natural language are fast becoming ubiquitous with the rise and adoption of large-language models (LLM).

Retrieval

Unsupervised Question Duplicate and Related Questions Detection in e-learning platforms

no code implementations20 Dec 2022 Maksimjeet Chowdhary, Sanyam Goyal, Venktesh V, Mukesh Mohania, Vikram Goyal

The repository of questions has to be constantly updated to ensure a diverse pool of questions to conduct assessments for learners.

K-12BERT: BERT for K-12 education

1 code implementation24 May 2022 Vasu Goel, Dhruv Sahnan, Venktesh V, Gaurav Sharma, Deep Dwivedi, Mukesh Mohania

However, there has not been a model specifically adapted for the education domain (particularly K-12) across subjects to the best of our knowledge.

Language Modelling

Auxiliary Task Guided Interactive Attention Model for Question Difficulty Prediction

no code implementations24 May 2022 Venktesh V, Md. Shad Akhtar, Mukesh Mohania, Vikram Goyal

Hence we soft label another dataset with a model fine-tuned to predict Bloom's labels to demonstrate the applicability of our method to datasets with only difficulty labels.

Topic Aware Contextualized Embeddings for High Quality Phrase Extraction

1 code implementation17 Jan 2022 Venktesh V, Mukesh Mohania, Vikram Goyal

The salient phrases are extracted using a ranking algorithm on an undirected graph constructed for the given document.

Keyphrase Extraction Vocal Bursts Intensity Prediction

TagRec: Automated Tagging of Questions with Hierarchical Learning Taxonomy

1 code implementation3 Jul 2021 Venktesh V, Mukesh Mohania, Vikram Goyal

The loss function maximizes the similarity between the question-answer pair and the correct label representations and minimizes the similarity to unrelated labels.

Multi-class Classification Question-Answer categorization +1

Fake News Detection System using XLNet model with Topic Distributions: CONSTRAINT@AAAI2021 Shared Task

no code implementations12 Jan 2021 Akansha Gautam, Venktesh V, Sarah Masud

One such research contribution came in the form of the Constraint@AAA12021 Shared Task on COVID19 Fake News Detection in English.

Fake News Detection

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