Search Results for author: Shivam Gupta

Found 16 papers, 2 papers with code

Sample-Efficient Training for Diffusion

no code implementations23 Nov 2023 Shivam Gupta, Aditya Parulekar, Eric Price, Zhiyang Xun

Score-based diffusion models have become the most popular approach to deep generative modeling of images, largely due to their empirical performance and reliability.

Finite-Sample Symmetric Mean Estimation with Fisher Information Rate

no code implementations28 Jun 2023 Shivam Gupta, Jasper C. H. Lee, Eric Price

The mean of an unknown variance-$\sigma^2$ distribution $f$ can be estimated from $n$ samples with variance $\frac{\sigma^2}{n}$ and nearly corresponding subgaussian rate.

High-dimensional Location Estimation via Norm Concentration for Subgamma Vectors

no code implementations5 Feb 2023 Shivam Gupta, Jasper C. H. Lee, Eric Price

In location estimation, we are given $n$ samples from a known distribution $f$ shifted by an unknown translation $\lambda$, and want to estimate $\lambda$ as precisely as possible.

Vocal Bursts Intensity Prediction

Sharp Constants in Uniformity Testing via the Huber Statistic

no code implementations21 Jun 2022 Shivam Gupta, Eric Price

It is known that the optimal sample complexity to distinguish the uniform distribution on $m$ elements from any $\epsilon$-far distribution with $1-\delta$ probability is $n = \Theta\left(\frac{\sqrt{m \log (1/\delta)}}{\epsilon^2} + \frac{\log (1/\delta)}{\epsilon^2}\right)$, which is achieved by the empirical TV tester.

Finite-Sample Maximum Likelihood Estimation of Location

no code implementations6 Jun 2022 Shivam Gupta, Jasper C. H. Lee, Eric Price, Paul Valiant

We consider 1-dimensional location estimation, where we estimate a parameter $\lambda$ from $n$ samples $\lambda + \eta_i$, with each $\eta_i$ drawn i. i. d.

An Empirical Analysis of AI Contributions to Sustainable Cities (SDG11)

no code implementations6 Feb 2022 Shivam Gupta, Auriol Degbelo

Artificial Intelligence (AI) presents opportunities to develop tools and techniques for addressing some of the major global challenges and deliver solutions with significant social and economic impacts.

Disaster Response Management

Recent Trends in Artificial Intelligence-inspired Electronic Thermal Management

no code implementations26 Dec 2021 Aviral Chharia, Nishi Mehta, Shivam Gupta, Shivam Prajapati

The rise of computation-based methods in thermal management has gained immense attention in recent years due to the ability of deep learning to solve complex 'physics' problems, which are otherwise difficult to be approached using conventional techniques.

Management

Pathological Analysis of Blood Cells Using Deep Learning Techniques

no code implementations5 Nov 2021 Virender Ranga, Shivam Gupta, Priyansh Agrawal, Jyoti Meena

Pathology deals with the practice of discovering the reasons for disease by analyzing the body samples.

Automated Human Mind Reading Using EEG Signals for Seizure Detection

no code implementations5 Nov 2021 Virender Ranga, Shivam Gupta, Jyoti Meena, Priyansh Agrawal

In the present paper, a model is proposed to give an accuracy of 98. 33% which can be used for development of automated systems.

EEG Seizure Detection

Noisy Text Data: Achilles' Heel of popular transformer based NLP models

no code implementations7 Oct 2021 Kartikay Bagla, Ankit Kumar, Shivam Gupta, Anuj Gupta

However, for most datasets that are used by practitioners to build industrial NLP applications, it is hard to guarantee the presence of any noise in the data.

NER Open-Ended Question Answering +3

Outlier-Robust Sparse Estimation via Non-Convex Optimization

1 code implementation23 Sep 2021 Yu Cheng, Ilias Diakonikolas, Rong Ge, Shivam Gupta, Daniel M. Kane, Mahdi Soltanolkotabi

We explore the connection between outlier-robust high-dimensional statistics and non-convex optimization in the presence of sparsity constraints, with a focus on the fundamental tasks of robust sparse mean estimation and robust sparse PCA.

Efficient Algorithms For Fair Clustering with a New Fairness Notion

1 code implementation2 Sep 2021 Shivam Gupta, Ganesh Ghalme, Narayanan C. Krishnan, Shweta Jain

We revisit the problem of fair clustering, first introduced by Chierichetti et al., that requires each protected attribute to have approximately equal representation in every cluster; i. e., a balance property.

Attribute Clustering +1

AI-based Monitoring and Response System for Hospital Preparedness towards COVID-19 in Southeast Asia

no code implementations30 Jul 2020 Tushar Goswamy, Naishadh Parmar, Ayush Gupta, Raunak Shah, Vatsalya Tandon, Varun Goyal, Sanyog Gupta, Karishma Laud, Shivam Gupta, Sudhanshu Mishra, Ashutosh Modi

This research paper proposes a COVID-19 monitoring and response system to identify the surge in the volume of patients at hospitals and shortage of critical equipment like ventilators in South-east Asian countries, to understand the burden on health facilities.

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