Search Results for author: Lakshminarayanan Subramanian

Found 14 papers, 1 papers with code

NaijaHate: Evaluating Hate Speech Detection on Nigerian Twitter Using Representative Data

1 code implementation28 Mar 2024 Manuel Tonneau, Pedro Vitor Quinta de Castro, Karim Lasri, Ibrahim Farouq, Lakshminarayanan Subramanian, Victor Orozco-Olvera, Samuel Fraiberger

To address the global issue of hateful content proliferating in online platforms, hate speech detection (HSD) models are typically developed on datasets collected in the United States, thereby failing to generalize to English dialects from the Majority World.

Hate Speech Detection

Designing Informative Metrics for Few-Shot Example Selection

no code implementations6 Mar 2024 Rishabh Adiga, Lakshminarayanan Subramanian, Varun Chandrasekaran

This approach avoids the training of a dedicated model for selection of examples, and instead uses certain metrics to align the syntactico-semantic complexity of test sentences and examples.

Few-Shot Learning few-shot-ner +3

Fine-grained prediction of food insecurity using news streams

no code implementations17 Nov 2021 Ananth Balashankar, Lakshminarayanan Subramanian, Samuel P. Fraiberger

Anticipating the outbreak of a food crisis is crucial to efficiently allocate emergency relief and reduce human suffering.

Decision Making Humanitarian

Learning Faithful Representations of Causal Graphs

no code implementations ACL 2021 Ananth Balashankar, Lakshminarayanan Subramanian

By incorporating these faithfulness properties, we learn text embeddings that are 31. 3{\%} more faithful to human validated causal graphs with about 800K and 200K causal links and achieve 21. 1{\%} better Precision-Recall AUC in a link prediction fine-tuning task.

Link Prediction Question Answering

DICE: Deep Significance Clustering for Outcome-Aware Stratification

no code implementations7 Jan 2021 Yufang Huang, Kelly M. Axsom, John Lee, Lakshminarayanan Subramanian, Yiye Zhang

Following the representation learning and clustering steps, we embed the objective function in DICE with a constraint which requires a statistically significant association between the outcome and cluster membership of learned representations.

Clustering Neural Architecture Search +1

Beyond The Text: Analysis of Privacy Statements through Syntactic and Semantic Role Labeling

no code implementations1 Oct 2020 Yan Shvartzshnaider, Ananth Balashankar, Vikas Patidar, Thomas Wies, Lakshminarayanan Subramanian

This paper formulates a new task of extracting privacy parameters from a privacy policy, through the lens of Contextual Integrity, an established social theory framework for reasoning about privacy norms.

Question Answering Semantic Role Labeling

RECIPE: Applying Open Domain Question Answering to Privacy Policies

no code implementations WS 2018 Yan Shvartzshanider, Ananth Balashankar, Thomas Wies, Lakshminarayanan Subramanian

We describe our experiences in using an open domain question answering model (Chen et al., 2017) to evaluate an out-of-domain QA task of assisting in analyzing privacy policies of companies.

Descriptive Open-Domain Question Answering +1

Unsupervised Word Influencer Networks from News Streams

no code implementations WS 2018 Ananth Balashankar, Sun Chakraborty, an, Lakshminarayanan Subramanian

We present Word Influencer Networks (WIN), a graph framework to extract longitudinal temporal relationships between any pair of informative words from news streams.

Relationship Extraction (Distant Supervised) Stock Price Prediction

A Model-based Projection Technique for Segmenting Customers

no code implementations25 Jan 2017 Srikanth Jagabathula, Lakshminarayanan Subramanian, Ashwin Venkataraman

We consider the problem of segmenting a large population of customers into non-overlapping groups with similar preferences, using diverse preference observations such as purchases, ratings, clicks, etc.

Marketing

Reputation-based Worker Filtering in Crowdsourcing

no code implementations NeurIPS 2014 Srikanth Jagabathula, Lakshminarayanan Subramanian, Ashwin Venkataraman

In this paper, we study the problem of aggregating noisy labels from crowd workers to infer the underlying true labels of binary tasks.

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