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Related papers: Invisible Servoing: a Visual Servoing Approach wit…

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In this work, we address the challenge of multi-task image generation with limited data for denoising diffusion probabilistic models (DDPM), a class of generative models that produce high-quality images by reversing a noisy diffusion…

Machine Learning · Computer Science 2023-11-29 Delaram Pirhayatifard , Mohammad Taha Toghani , Guha Balakrishnan , César A. Uribe

Traditional visual servoing methods suffer from serving between scenes from multiple perspectives, which humans can complete with visual signals alone. In this paper, we investigated how multi-perspective visual servoing could be solved…

Robotics · Computer Science 2023-12-27 Lei Zhang , Jiacheng Pei , Kaixin Bai , Zhaopeng Chen , Jianwei Zhang

Denoising Diffusion Probabilistic Models (DDPMs) have recently achieved remarkable results in conditional and unconditional image generation. The pre-trained models can be adapted without further training to different downstream tasks, by…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Asya Grechka , Guillaume Couairon , Matthieu Cord

Visual servoing enables robots to precisely position their end-effector relative to a target object. While classical methods rely on hand-crafted features and thus are universally applicable without task-specific training, they often…

We propose the Large View Synthesis Model (LVSM), a novel transformer-based approach for scalable and generalizable novel view synthesis from sparse-view inputs. We introduce two architectures: (1) an encoder-decoder LVSM, which encodes…

Computer Vision and Pattern Recognition · Computer Science 2025-04-04 Haian Jin , Hanwen Jiang , Hao Tan , Kai Zhang , Sai Bi , Tianyuan Zhang , Fujun Luan , Noah Snavely , Zexiang Xu

This paper introduces innovative solutions to enhance spatial controllability in diffusion models reliant on text queries. We first introduce vision guidance as a foundational spatial cue within the perturbed distribution. This…

Computer Vision and Pattern Recognition · Computer Science 2024-12-02 Zipeng Qi , Guoxi Huang , Chenyang Liu , Fei Ye

Decentralized drone swarms deployed today either rely on sharing of positions among agents or detecting swarm members with the help of visual markers. This work proposes an entirely visual approach to coordinate markerless drone swarms…

Robotics · Computer Science 2019-08-09 Fabian Schilling , Julien Lecoeur , Fabrizio Schiano , Dario Floreano

Free-form inpainting is the task of adding new content to an image in the regions specified by an arbitrary binary mask. Most existing approaches train for a certain distribution of masks, which limits their generalization capabilities to…

Computer Vision and Pattern Recognition · Computer Science 2022-09-01 Andreas Lugmayr , Martin Danelljan , Andres Romero , Fisher Yu , Radu Timofte , Luc Van Gool

Visual representations play a crucial role in developing generalist robotic policies. Previous vision encoders, typically pre-trained with single-image reconstruction or two-image contrastive learning, tend to capture static information,…

Computer Vision and Pattern Recognition · Computer Science 2025-05-06 Yucheng Hu , Yanjiang Guo , Pengchao Wang , Xiaoyu Chen , Yen-Jen Wang , Jianke Zhang , Koushil Sreenath , Chaochao Lu , Jianyu Chen

Accurate visual localization is crucial for autonomous driving, yet existing methods face a fundamental dilemma: While high-definition (HD) maps provide high-precision localization references, their costly construction and maintenance…

Computer Vision and Pattern Recognition · Computer Science 2026-02-04 Li Gao , Hongyang Sun , Liu Liu , Yunhao Li , Yang Cai

The Bird-Eye-View (BEV) is one of the most widely-used scene representations for visual perception in Autonomous Vehicles (AVs) due to its well suited compatibility to downstream tasks. For the enhanced safety of AVs, modeling perception…

Computer Vision and Pattern Recognition · Computer Science 2023-12-20 Asen Nachkov , Martin Danelljan , Danda Pani Paudel , Luc Van Gool

We propose a novel unpaired image-to-image translation method that uses denoising diffusion probabilistic models without requiring adversarial training. Our method, UNpaired Image Translation with Denoising Diffusion Probabilistic Models…

Computer Vision and Pattern Recognition · Computer Science 2021-04-13 Hiroshi Sasaki , Chris G. Willcocks , Toby P. Breckon

For soft continuum arms, visual servoing is a popular control strategy that relies on visual feedback to close the control loop. However, robust visual servoing is challenging as it requires reliable feature extraction from the image,…

In radio astronomy, signals from radio telescopes are transformed into images of observed celestial objects, or sources. However, these images, called dirty images, contain real sources as well as artifacts due to signal sparsity and other…

Instrumentation and Methods for Astrophysics · Physics 2023-08-30 Ruoqi Wang , Zhuoyang Chen , Qiong Luo , Feng Wang

Denoising diffusion models are a powerful type of generative models used to capture complex distributions of real-world signals. However, their applicability is limited to scenarios where training samples are readily available, which is not…

Computer Vision and Pattern Recognition · Computer Science 2023-11-20 Ayush Tewari , Tianwei Yin , George Cazenavette , Semon Rezchikov , Joshua B. Tenenbaum , Frédo Durand , William T. Freeman , Vincent Sitzmann

This article proposes a visual inertial navigation algorithm intended to diminish the horizontal position drift experienced by autonomous fixed wing UAVs (Unmanned Air Vehicles) in the absence of GNSS (Global Navigation Satellite System)…

Robotics · Computer Science 2023-08-17 Eduardo Gallo , Antonio Barrientos

Diffusion Denoising Probability Models (DDPM) and Vision Transformer (ViT) have demonstrated significant progress in generative tasks and discriminative tasks, respectively, and thus far these models have largely been developed in their own…

Computer Vision and Pattern Recognition · Computer Science 2022-08-17 Xiulong Yang , Sheng-Min Shih , Yinlin Fu , Xiaoting Zhao , Shihao Ji

Present image based visual servoing approaches rely on extracting hand crafted visual features from an image. Choosing the right set of features is important as it directly affects the performance of any approach. Motivated by recent…

Robotics · Computer Science 2017-06-13 Aseem Saxena , Harit Pandya , Gourav Kumar , Ayush Gaud , K. Madhava Krishna

Today robots must be safe, versatile, and user-friendly to operate in unstructured and human-populated environments. Dynamical system-based imitation learning enables robots to perform complex tasks stably and without explicit programming,…

Robotics · Computer Science 2025-03-11 Sayantan Auddy , Antonio Paolillo , Justus Piater , Matteo Saveriano

Unified image restoration is a significantly challenging task in low-level vision. Existing methods either make tailored designs for specific tasks, limiting their generalizability across various types of degradation, or rely on training…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Huaqiu Li , Yong Wang , Tongwen Huang , Hailang Huang , Haoqian Wang , Xiangxiang Chu