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Neural networks have in recent years shown promise for helping software engineers write programs and even formally verify them. While semantic information plays a crucial part in these processes, it remains unclear to what degree popular…

Machine Learning · Computer Science 2023-06-27 Shizhuo Dylan Zhang , Curt Tigges , Stella Biderman , Maxim Raginsky , Talia Ringer

This paper proposes a novel neural-network-based adaptive hybrid-reflectance three-dimensional (3-D) surface reconstruction model. The neural network combines the diffuse and specular components into a hybrid model. The proposed model…

Neural and Evolutionary Computing · Computer Science 2009-12-14 Vincy Joseph , Shalini Bhatia

This paper tackles a 2D architecture vectorization problem, whose task is to infer an outdoor building architecture as a 2D planar graph from a single RGB image. We provide a new benchmark with ground-truth annotations for 2,001 complex…

Computer Vision and Pattern Recognition · Computer Science 2020-03-17 Nelson Nauata , Yasutaka Furukawa

Indoor panorama typically consists of human-made structures parallel or perpendicular to gravity. We leverage this phenomenon to approximate the scene in a 360-degree image with (H)orizontal-planes and (V)ertical-planes. To this end, we…

Computer Vision and Pattern Recognition · Computer Science 2021-09-10 Cheng Sun , Chi-Wei Hsiao , Ning-Hsu Wang , Min Sun , Hwann-Tzong Chen

We present a novel method for reconstructing parametric, volumetric, multi-story building models from unstructured, unfiltered indoor point clouds by means of solving an integer linear optimization problem. Our approach overcomes…

Graphics · Computer Science 2019-07-02 Sebastian Ochmann , Richard Vock , Reinhard Klein

We introduce a learning framework for automated floorplan generation which combines generative modeling using deep neural networks and user-in-the-loop designs to enable human users to provide sparse design constraints. Such constraints are…

Computer Vision and Pattern Recognition · Computer Science 2020-04-29 Ruizhen Hu , Zeyu Huang , Yuhan Tang , Oliver van Kaick , Hao Zhang , Hui Huang

In this paper, we define a new problem of recovering the 3D geometry of an object confined in a transparent enclosure. We also propose a novel method for solving this challenging problem. Transparent enclosures pose challenges of multiple…

Computer Vision and Pattern Recognition · Computer Science 2023-03-27 Jinguang Tong , Sundaram Muthu , Fahira Afzal Maken , Chuong Nguyen , Hongdong Li

In this work we present a method to train a plane-aware convolutional neural network for dense depth and surface normal estimation as well as plane boundaries from a single indoor $360^\circ$ image. Using our proposed loss function, our…

Computer Vision and Pattern Recognition · Computer Science 2020-02-25 Marc Eder , Pierre Moulon , Li Guan

In this paper, we tackle the challenge of predicting the unseen walls of a partially observed environment as a set of 2D line segments, conditioned on occupancy grids integrated along the trajectory of a 360{\deg} LIDAR sensor. A dataset of…

Robotics · Computer Science 2024-06-14 Ludvig Ericson , Patric Jensfelt

Deep neural networks have shown great potential in image reconstruction problems in Euclidean space. However, many reconstruction problems involve imaging physics that are dependent on the underlying non-Euclidean geometry. In this paper,…

Image and Video Processing · Electrical Eng. & Systems 2022-10-07 Xiajun Jiang , Sandesh Ghimire , Jwala Dhamala , Zhiyuan Li , Prashnna Kumar Gyawali , Linwei Wang

We propose a novel single-step training strategy that allows convolutional encoder-decoder networks that use skip connections, to complete partially observed data by means of hallucination. This strategy is demonstrated for the task of…

Computer Vision and Pattern Recognition · Computer Science 2019-09-09 Chenyang Lu , Gijs Dubbelman

Artificial intelligence (AI) has transformed imaging inverse problems, from medical diagnostics to Earth observation. Yet deep neural networks can produce hallucinations, realistic-looking but incorrect details, undermining their…

Machine Learning · Statistics 2026-05-14 David Iagaru , Nina M. Gottschling , Anders C. Hansen , Josselin Garnier

Processing large indoor scenes is a challenging task, as scan registration and camera trajectory estimation methods accumulate errors across time. As a result, the quality of reconstructed scans is insufficient for some applications, such…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Anna Sokolova , Filipp Nikitin , Anna Vorontsova , Anton Konushin

Many deep neural network architectures loosely based on brain networks have recently been shown to replicate neural firing patterns observed in the brain. One of the most exciting and promising novel architectures, the Transformer neural…

Neural and Evolutionary Computing · Computer Science 2022-03-16 James C. R. Whittington , Joseph Warren , Timothy E. J. Behrens

In this paper, we present Uformer, an effective and efficient Transformer-based architecture for image restoration, in which we build a hierarchical encoder-decoder network using the Transformer block. In Uformer, there are two core…

Computer Vision and Pattern Recognition · Computer Science 2021-11-29 Zhendong Wang , Xiaodong Cun , Jianmin Bao , Wengang Zhou , Jianzhuang Liu , Houqiang Li

We generate abstractions of buildings, reflecting the essential aspects of their geometry and structure, by learning to invert procedural models. We first build a dataset of abstract procedural building models paired with simulated point…

Computer Vision and Pattern Recognition · Computer Science 2025-01-30 Maximilian Dax , Jordi Berbel , Jan Stria , Leonidas Guibas , Urs Bergmann

We present a neural rendering-based method called NeRO for reconstructing the geometry and the BRDF of reflective objects from multiview images captured in an unknown environment. Multiview reconstruction of reflective objects is extremely…

Computer Vision and Pattern Recognition · Computer Science 2023-05-30 Yuan Liu , Peng Wang , Cheng Lin , Xiaoxiao Long , Jiepeng Wang , Lingjie Liu , Taku Komura , Wenping Wang

Mobile robots operating indoors must be prepared to navigate challenging scenes that contain transparent surfaces. This paper proposes a novel method for the fusion of acoustic and visual sensing modalities through implicit neural…

Computer Vision and Pattern Recognition · Computer Science 2024-11-08 Advaith V. Sethuraman , Onur Bagoren , Harikrishnan Seetharaman , Dalton Richardson , Joseph Taylor , Katherine A. Skinner

Since convolutional neural networks (CNNs) perform well at learning generalizable image priors from large-scale data, these models have been extensively applied to image restoration and related tasks. Recently, another class of neural…

Computer Vision and Pattern Recognition · Computer Science 2022-03-14 Syed Waqas Zamir , Aditya Arora , Salman Khan , Munawar Hayat , Fahad Shahbaz Khan , Ming-Hsuan Yang

Face hallucination, which is the task of generating a high-resolution face image from a low-resolution input image, is a well-studied problem that is useful in widespread application areas. Face hallucination is particularly challenging…

Computer Vision and Pattern Recognition · Computer Science 2016-04-28 Oncel Tuzel , Yuichi Taguchi , John R. Hershey