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Nikita Dhawan

6 accepted papers

2024

End-To-End Causal Effect Estimation from Unstructured Natural Language Data

NeurIPS 2024poster

Knowing the effect of an intervention is critical for human decision-making, but current approaches for causal effect estimation rely on manual data collection and structuring, regardless of the causal assumptions. This increases both the cost and time-to-completion for studies. We show how large, d…

Cited by 9SourcePDFScholar
2023

Efficient Parametric Approximations of Neural Network Function Space Distance

ICML 2023poster

It is often useful to compactly summarize important properties of model parameters and training data so that they can be used later without storing and/or iterating over the entire dataset. As a specific case, we consider estimating the Function Space Distance (FSD) over a training set, i.e. the ave…

Cited by 6SourcePDFScholar
2022

Dataset Inference for Self-Supervised Models

NeurIPS 2022accept

Self-supervised models are increasingly prevalent in machine learning (ML) since they reduce the need for expensively labeled data. Because of their versatility in downstream applications, they are increasingly used as a service exposed via public APIs. At the same time, these encoder models are par…

Cited by 36SourcePDFScholar
2022

On the Difficulty of Defending Self-Supervised Learning against Model Extraction

ICML 2022spotlight

Self-Supervised Learning (SSL) is an increasingly popular ML paradigm that trains models to transform complex inputs into representations without relying on explicit labels. These representations encode similarity structures that enable efficient learning of multiple downstream tasks. Recently, ML-a…

2021

Adaptive Risk Minimization: Learning to Adapt to Domain Shift

NeurIPS 2021poster

A fundamental assumption of most machine learning algorithms is that the training and test data are drawn from the same underlying distribution. However, this assumption is violated in almost all practical applications: machine learning systems are regularly tested under distribution shift, due to c…

2020

AVID: Learning Multi-Stage Tasks via Pixel-Level Translation of Human Videos

RSS 2020poster

Robotic reinforcement learning (RL) holds the promise of enabling robots to learn complex behaviors through experience. However, realizing this promise for long-horizon tasks in the real world requires mechanisms to reduce human burden in terms of defining the task and scaffolding the learning proce…

Cited by 180SourcePDFScholar