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Sergey Prokudin

13 accepted papers

2025

FreSh: Frequency Shifting for Accelerated Neural Representation Learning

ICLR 2025poster

Implicit Neural Representations (INRs) have recently gained attention as a powerful approach for continuously representing signals such as images, videos, and 3D shapes using multilayer perceptrons (MLPs). However, MLPs are known to exhibit a low-frequency bias, limiting their ability to capture hig…

2025

Multi-View 3D Point Tracking

ICCV 2025poster

We introduce the first data-driven multi-view 3D point tracker, designed to track arbitrary points in dynamic scenes using multiple camera views. Unlike existing monocular trackers, which struggle with depth ambiguities and occlusion, or prior multi-camera methods that require over 20 cameras and te…

2025

SplatFormer: Point Transformer for Robust 3D Gaussian Splatting

ICLR 2025spotlight

3D Gaussian Splatting (3DGS) has recently transformed photorealistic reconstruction, achieving high visual fidelity and real-time performance. However, rendering quality significantly deteriorates when test views deviate from the camera angles used during training, posing a major challenge for appli…

2024

Degrees of Freedom Matter: Inferring Dynamics from Point Trajectories

CVPR 2024poster

Understanding the dynamics of generic 3D scenes is fundamentally challenging in computer vision essential in enhancing applications related to scene reconstruction motion tracking and avatar creation. In this work we address the task as the problem of inferring dense long-range motion of 3D points.…

2024

Morphable Diffusion: 3D-Consistent Diffusion for Single-image Avatar Creation

CVPR 2024poster

Recent advances in generative diffusion models have enabled the previously unfeasible capability of generating 3D assets from a single input image or a text prompt. In this work we aim to enhance the quality and functionality of these models for the task of creating controllable photorealistic human…

2024

ResFields: Residual Neural Fields for Spatiotemporal Signals

ICLR 2024spotlight

Neural fields, a category of neural networks trained to represent high-frequency signals, have gained significant attention in recent years due to their impressive performance in modeling complex 3D data, such as signed distance (SDFs) or radiance fields (NeRFs), via a single multi-layer perceptron…

2024

SplatFields: Neural Gaussian Splats for Sparse 3D and 4D Reconstruction

ECCV 2024poster

"Digitizing 3D static scenes and 4D dynamic events from multi-view images has long been a challenge in computer vision and graphics. Recently, 3D Gaussian Splatting (3DGS) has emerged as a practical and scalable reconstruction method, gaining popularity due to its impressive reconstruction quality,…

Cited by 16SourcePDFScholar
2023

HARP: Personalized Hand Reconstruction From a Monocular RGB Video

CVPR 2023poster

We present HARP (HAnd Reconstruction and Personalization), a personalized hand avatar creation approach that takes a short monocular RGB video of a human hand as input and reconstructs a faithful hand avatar exhibiting a high-fidelity appearance and geometry. In contrast to the major trend of neural…

Cited by 31SourcePDFScholar
2020

Real Time Trajectory Prediction Using Deep Conditional Generative Models

RA-L 2020

Data driven methods for time series forecasting that quantify uncertainty open new important possibilities for robot tasks with hard real time constraints, allowing the robot system to make decisions that trade off between reaction time and accuracy in the predictions. Despite the recent advances in

Cited by 47SourcecodeScholar
2018

Deep Directional Statistics: Pose Estimation with Uncertainty Quantification

ECCV 2018poster

Modern deep learning systems successfully solve many perception tasks such as object pose estimation when the input image is of high quality. However, in challenging imaging conditions such as on low resolution images or when the image is corrupted by imaging artifacts, current systems degrade consi…