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Theodore Tsesmelis

4 accepted papers

2024

6DGS: 6D Pose Estimation from a Single Image and a 3D Gaussian Splatting Model

ECCV 2024poster

"We propose to estimate the camera pose of a target RGB image given a 3D Gaussian Splatting (3DGS) model representing the scene. avoids the iterative process typical of analysis-by-synthesis methods (iNeRF) that also require an initialization of the camera pose in order to converge. Instead, our met…

2024

IFFNeRF: Initialisation Free and Fast 6DoF pose estimation from a single image and a NeRF model

ICRA 2024poster

We introduce IFFNeRF to estimate the six degrees-of-freedom (6DoF) camera pose of a given image, building on the Neural Radiance Fields (NeRF) formulation. IFFNeRF is specifically designed to operate in real-time and eliminates the need for an initial pose guess that is proximate to the sought solut…

Cited by 7SourcecodeScholar
2024

Re-assembling the past: The RePAIR dataset and benchmark for real world 2D and 3D puzzle solving

NeurIPS 2024poster

This paper proposes the RePAIR dataset that represents a challenging benchmark to test modern computational and data driven methods for puzzle-solving and reassembly tasks. Our dataset has unique properties that are uncommon to current benchmarks for 2D and 3D puzzle solving. The fragments and fract…

Cited by 3SourcePDFScholar
2018

MX-LSTM: Mixing Tracklets and Vislets to Jointly Forecast Trajectories and Head Poses

CVPR 2018poster

Recent approaches on trajectory forecasting use tracklets to predict the future positions of pedestrians exploiting Long Short Term Memory (LSTM) architectures. This paper shows that adding vislets, that is, short sequences of head pose estimations, allows to increase significantly the trajectory fo…

Cited by 153SourcePDFScholar