Search Results for author: Ankur Parikh

Found 12 papers, 7 papers with code

Nonparametric Latent Tree Graphical Models: Inference, Estimation, and Structure Learning

no code implementations16 Jan 2014 Le Song, Han Liu, Ankur Parikh, Eric Xing

Tree structured graphical models are powerful at expressing long range or hierarchical dependency among many variables, and have been widely applied in different areas of computer science and statistics.

Learning Recurrent Span Representations for Extractive Question Answering

1 code implementation4 Nov 2016 Kenton Lee, Shimi Salant, Tom Kwiatkowski, Ankur Parikh, Dipanjan Das, Jonathan Berant

In this paper, we focus on this answer extraction task, presenting a novel model architecture that efficiently builds fixed length representations of all spans in the evidence document with a recurrent network.

Answer Selection Extractive Question-Answering +2

Improving Span-based Question Answering Systems with Coarsely Labeled Data

no code implementations5 Nov 2018 Hao Cheng, Ming-Wei Chang, Kenton Lee, Ankur Parikh, Michael Collins, Kristina Toutanova

We study approaches to improve fine-grained short answer Question Answering models by integrating coarse-grained data annotated for paragraph-level relevance and show that coarsely annotated data can bring significant performance gains.

Multi-Task Learning Question Answering

Handling Divergent Reference Texts when Evaluating Table-to-Text Generation

1 code implementation ACL 2019 Bhuwan Dhingra, Manaal Faruqui, Ankur Parikh, Ming-Wei Chang, Dipanjan Das, William W. Cohen

Automatically constructed datasets for generating text from semi-structured data (tables), such as WikiBio, often contain reference texts that diverge from the information in the corresponding semi-structured data.

Table-to-Text Generation

TaTa: A Multilingual Table-to-Text Dataset for African Languages

1 code implementation31 Oct 2022 Sebastian Gehrmann, Sebastian Ruder, Vitaly Nikolaev, Jan A. Botha, Michael Chavinda, Ankur Parikh, Clara Rivera

To address this lack of data, we create Table-to-Text in African languages (TaTa), the first large multilingual table-to-text dataset with a focus on African languages.

Data-to-Text Generation

Nearest Neighbor Search over Vectorized Lexico-Syntactic Patterns for Relation Extraction from Financial Documents

1 code implementation26 Oct 2023 Pawan Kumar Rajpoot, Ankur Parikh

However, existing RE models are usually incapable of handling two situations: implicit expressions and long-tail relation classes, caused by language complexity and data sparsity.

Relation Relation Extraction

Birbal: An efficient 7B instruct-model fine-tuned with curated datasets

1 code implementation4 Mar 2024 Ashvini Kumar Jindal, Pawan Kumar Rajpoot, Ankur Parikh

LLMOps incur significant costs due to hardware requirements, hindering their widespread accessibility.

Learning with Limited Text Data

no code implementations ACL 2022 Diyi Yang, Ankur Parikh, Colin Raffel

Natural Language Processing (NLP) has achieved great progress in the past decade on the basis of neural models, which often make use of large amounts of labeled data to achieve state-of-the-art performance.

Data Augmentation Structured Prediction +2

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