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Related papers: Rotation Invariance in Floor Plan Digitization usi…

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A novel algorithm is proposed for segmenting an image into multiple levels using its mean and variance. Starting from the extreme pixel values at both ends of the histogram plot, the algorithm is applied recursively on sub-ranges computed…

Computer Vision and Pattern Recognition · Computer Science 2007-05-23 Siddharth Arora , Jayadev Acharya , Amit Verma , Prasanta K. Panigrahi

Computer vision research has long aimed to build systems that are robust to spatial transformations found in natural data. Traditionally, this is done using data augmentation or hard-coding invariances into the architecture. However, too…

Computer Vision and Pattern Recognition · Computer Science 2024-02-19 Utkarsh Singhal , Carlos Esteves , Ameesh Makadia , Stella X. Yu

Recent diffusion model advancements have enabled high-fidelity images to be generated using text prompts. However, a domain gap exists between generated images and real-world images, which poses a challenge in generating high-quality…

Computer Vision and Pattern Recognition · Computer Science 2023-11-08 Yuechen Zhang , Jinbo Xing , Eric Lo , Jiaya Jia

Recent years have witnessed rapid advancements in 3D scanning technologies, with applications spanning VR/AR, digital human creation, and medical imaging. Structured-light scanning with phase-shifting techniques is preferred for its use of…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Xiang Gao , Xinmu Wang , Zhou Zhao , Junqi Huang , Xianfeng David Gu

Inter-subject registration of cortical areas is necessary in functional imaging (fMRI) studies for making inferences about equivalent brain function across a population. However, many high-level visual brain areas are defined as peaks of…

Neurons and Cognition · Quantitative Biology 2016-06-09 Marius Cătălin Iordan , Armand Joulin , Diane M. Beck , Li Fei-Fei

Translational invariance induced by pooling operations is an inherent property of convolutional neural networks, which facilitates numerous computer vision tasks such as classification. Yet to leverage rotational invariant tasks,…

Computer Vision and Pattern Recognition · Computer Science 2022-04-11 Quentin Paletta , Anthony Hu , Guillaume Arbod , Philippe Blanc , Joan Lasenby

In recent years, floor plan segmentation has gained significant attention due to its wide range of applications in floor plan reconstruction and robotics. In this paper, we propose a novel 2D floor plan segmentation technique based on a…

Computer Vision and Pattern Recognition · Computer Science 2023-03-27 Mohammadreza Sharif , Kiran Mohan , Sarath Suvarna

This paper describes an approach to automatically extracting floor plans from the kinds of incomplete measurements that could be acquired by an autonomous mobile robot. The approach proceeds by reasoning about extended structural layout…

Computer Vision and Pattern Recognition · Computer Science 2018-11-20 Armon Shariati , Bernd Pfrommer , Camillo J. Taylor

Computer Vision techniques represent a class of algorithms that are highly computation and data intensive in nature. Generally, performance of these algorithms in terms of execution speed on desktop computers is far from real-time. Since…

Computer Vision and Pattern Recognition · Computer Science 2015-04-30 Shoaib Ehsan , Adrian F. Clark , Klaus D. McDonald-Maier

Recent advances in pixel-level tasks (e.g. segmentation) illustrate the benefit of of long-range interactions between aggregated region-based representations that can enhance local features. However, such aggregated representations, often…

Computer Vision and Pattern Recognition · Computer Science 2024-04-19 Mir Rayat Imtiaz Hossain , Leonid Sigal , James J. Little

Recent progress in large-scale scene rendering has yielded Neural Radiance Fields (NeRF)-based models with an impressive ability to synthesize scenes across small objects and indoor scenes. Nevertheless, extending this idea to large-scale…

Computer Vision and Pattern Recognition · Computer Science 2024-05-13 Xiaohan Zhang , Yukui Qiu , Zhenyu Sun , Qi Liu

Neural radiance fields (NeRFs) are a powerful tool for implicit scene representations, allowing for differentiable rendering and the ability to make predictions about unseen viewpoints. There has been growing interest in object and…

Robotics · Computer Science 2024-11-14 Boxuan Zhang , Lindsay Kleeman , Michael Burke

In x-ray microscopy, traditional raster-scanning techniques are used to acquire a microscopic image in a series of step-scans. Alternatively, scanning the x-ray probe along a continuous path, called a fly-scan, reduces scan time and…

Image and Video Processing · Electrical Eng. & Systems 2025-09-23 Yu Lu , Thomas F. Lynn , Ming Du , Zichao Di , Sven Leyffer

Rotation-invariant recognition of shapes is a common challenge in computer vision. Recent approaches have significantly improved the accuracy of rotation-invariant recognition by encoding the rotational invariance of shapes as hand-crafted…

Computer Vision and Pattern Recognition · Computer Science 2025-03-17 Yanjie Xu , Handing Xu , Tianmu Wang , Yaguan Li , Yunzhi Chen , Zhenguo Nie

In this paper, we present a fast yet effective method for pixel-level scale-invariant image fusion in spatial domain based on the scale-space theory. Specifically, we propose a scale-invariant structure saliency selection scheme based on…

Computer Vision and Pattern Recognition · Computer Science 2020-01-20 Yixiong Liang , Yuan Mao , Jiazhi Xia , Yao Xiang , Jianfeng Liu

Magnetic moments near zigzag edges in graphene allow complex nanostructures with customised spin properties to be realised. However, computational costs restrict theoretical investigations to small or perfectly periodic structures. Here we…

Mesoscale and Nanoscale Physics · Physics 2022-09-14 Meriç E. Kucukbas , Seán McCann , Stephen R. Power

We implemented and evaluated a multiple resolution residual network (MRRN) for multiple normal organs-at-risk (OAR) segmentation from computed tomography (CT) images for thoracic radiotherapy treatment (RT) planning. Our approach…

Image and Video Processing · Electrical Eng. & Systems 2020-06-02 Hyemin Um , Jue Jiang , Maria Thor , Andreas Rimner , Leo Luo , Joseph O. Deasy , Harini Veeraraghavan

Graphs are widely adopted tools for encoding information. Generally, they are applied to disparate research fields where data needs to be represented in terms of local and spatial connections. In this context, a structure for ditigal image…

Image and Video Processing · Electrical Eng. & Systems 2019-12-23 Mario Manzo

Inverse rendering methods that account for global illumination are becoming more popular, but current methods require evaluating and automatically differentiating millions of path integrals by tracing multiple light bounces, which remains…

Computer Vision and Pattern Recognition · Computer Science 2023-08-01 Saeed Hadadan , Geng Lin , Jan Novák , Fabrice Rousselle , Matthias Zwicker

Building Information Modeling (BIM) technology is a key component of modern construction engineering and project management workflows. As-is BIM models that represent the spatial reality of a project site can offer crucial information to…

Computer Vision and Pattern Recognition · Computer Science 2023-05-26 Seongyong Kim , Yosuke Yajima , Jisoo Park , Jingdao Chen , Yong K. Cho