Search Results for author: Litu Rout

Found 15 papers, 4 papers with code

Beyond First-Order Tweedie: Solving Inverse Problems using Latent Diffusion

no code implementations1 Dec 2023 Litu Rout, Yujia Chen, Abhishek Kumar, Constantine Caramanis, Sanjay Shakkottai, Wen-Sheng Chu

To our best knowledge, this is the first work to offer an efficient second-order approximation in solving inverse problems using latent diffusion and editing real-world images with corruptions.

text-guided-image-editing

Beyond Uniform Smoothness: A Stopped Analysis of Adaptive SGD

no code implementations13 Feb 2023 Matthew Faw, Litu Rout, Constantine Caramanis, Sanjay Shakkottai

Despite the richness, an emerging line of works achieves the $\widetilde{\mathcal{O}}(\frac{1}{\sqrt{T}})$ rate of convergence when the noise of the stochastic gradients is deterministically and uniformly bounded.

Hierarchical Sliced Wasserstein Distance

1 code implementation27 Sep 2022 Khai Nguyen, Tongzheng Ren, Huy Nguyen, Litu Rout, Tan Nguyen, Nhat Ho

We explain the usage of these projections by introducing Hierarchical Radon Transform (HRT) which is constructed by applying Radon Transform variants recursively.

Generative Modeling with Optimal Transport Maps

2 code implementations ICLR 2022 Litu Rout, Alexander Korotin, Evgeny Burnaev

In particular, we consider denoising, colorization, and inpainting, where the optimality of the restoration map is a desired attribute, since the output (restored) image is expected to be close to the input (degraded) one.

Attribute Colorization +3

Understanding the Role of Adversarial Regularization in Supervised Learning

no code implementations1 Oct 2020 Litu Rout

Despite numerous attempts sought to provide empirical evidence of adversarial regularization outperforming sole supervision, the theoretical understanding of such phenomena remains elusive.

Why Adversarial Interaction Creates Non-Homogeneous Patterns: A Pseudo-Reaction-Diffusion Model for Turing Instability

no code implementations1 Oct 2020 Litu Rout

Interestingly, we observe Turing-like patterns in a system of neurons with adversarial interaction.

S2A: Wasserstein GAN with Spatio-Spectral Laplacian Attention for Multi-Spectral Band Synthesis

no code implementations8 Apr 2020 Litu Rout, Indranil Misra, S Manthira Moorthi, Debajyoti Dhar

In this study, we intend to address synthesis of high resolution multi-spectral satellite imagery using adversarial learning.

Domain Adaptation

Monte-Carlo Siamese Policy on Actor for Satellite Image Super Resolution

no code implementations8 Apr 2020 Litu Rout, Saumyaa Shah, S Manthira Moorthi, Debajyoti Dhar

Guided by recent advances in super resolution, we propose a theoretical framework that leverages the benefits of supervised and reinforcement learning.

reinforcement-learning Reinforcement Learning (RL) +1

Is Supervised Learning With Adversarial Features Provably Better Than Sole Supervision?

no code implementations30 Oct 2019 Litu Rout

Second, we analyze how adversarial learning augmented with supervised signal mitigates this vanishing gradient issue.

Rotation Adaptive Visual Object Tracking with Motion Consistency

1 code implementation18 Sep 2017 Litu Rout, Sidhartha, Gorthi R. K. S. S. Manyam, Deepak Mishra

Therefore, one of the major aspects of this paper is to investigate the outcome of rotation adaptiveness in visual object tracking.

feature selection Object +1

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