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Most real-world 3D sensors such as LiDARs perform fixed scans of the entire environment, while being decoupled from the recognition system that processes the sensor data. In this work, we propose a method for 3D object recognition using…

Computer Vision and Pattern Recognition · Computer Science 2021-07-09 Siddharth Ancha , Yaadhav Raaj , Peiyun Hu , Srinivasa G. Narasimhan , David Held

Machine-learning excels in many areas with well-defined goals. However, a clear goal is usually not available in art forms, such as photography. The success of a photograph is measured by its aesthetic value, a very subjective concept. This…

Computer Vision and Pattern Recognition · Computer Science 2017-07-13 Hui Fang , Meng Zhang

Relighting of human images enables post-photography editing of lighting effects in portraits. The current mainstream approach uses neural networks to approximate lighting effects without explicitly accounting for the principle of physical…

Graphics · Computer Science 2024-11-04 Daichi Tajima , Yoshihiro Kanamori , Yuki Endo

Image-based lighting is a widely used technique to reproduce shading under real-world lighting conditions, especially in real-time rendering applications. A particularly challenging scenario involves materials exhibiting a sparkling or…

Graphics · Computer Science 2025-07-04 Tom Kneiphof , Reinhard Klein

In recent years, deep generative models have gained significance due to their ability to synthesize natural-looking images with applications ranging from virtual reality to data augmentation for training computer vision models. While…

Computer Vision and Pattern Recognition · Computer Science 2020-06-08 Paul Sanzenbacher , Lars Mescheder , Andreas Geiger

We introduce a method to generate videos of dynamic virtual objects plausibly interacting via collisions with a still image's environment. Given a starting trajectory, physically simulated with the estimated geometry of a single, static…

Computer Vision and Pattern Recognition · Computer Science 2019-08-27 Carlo Innamorati , Bryan Russell , Danny M. Kaufman , and Niloy J. Mitra

To safely navigate unknown environments, robots must accurately perceive dynamic obstacles. Instead of directly measuring the scene depth with a LiDAR sensor, we explore the use of a much cheaper and higher resolution sensor: programmable…

Machine Learning · Computer Science 2021-07-09 Siddharth Ancha , Gaurav Pathak , Srinivasa G. Narasimhan , David Held

Image captioning is a computer vision task that involves generating natural language descriptions for images. This method has numerous applications in various domains, including image retrieval systems, medicine, and various industries.…

Computer Vision and Pattern Recognition · Computer Science 2023-08-08 Sai Suprabhanu Nallapaneni , Subrahmanyam Konakanchi

Current perceptual similarity metrics operate at the level of pixels and patches. These metrics compare images in terms of their low-level colors and textures, but fail to capture mid-level similarities and differences in image layout,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-27 Stephanie Fu , Netanel Tamir , Shobhita Sundaram , Lucy Chai , Richard Zhang , Tali Dekel , Phillip Isola

Image reconstruction from noisy sensor measurements is challenging and many methods have been proposed for it. Yet, most approaches focus on learning robust natural image priors while modeling the scene's noise statistics. In extremely…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Erez Yosef , Raja Giryes

Neural Networks (NNs) have become indispensable for applications of Computer Vision (CV) and their use has been ever-growing. NNs are commonly trained for long periods of time on datasets like ImageNet and COCO that have been carefully…

Image and Video Processing · Electrical Eng. & Systems 2023-12-20 Jonathan Sanderson , Syed Rafay Hasan

In this paper, we develop a personalized video relighting algorithm that produces high-quality and temporally consistent relit videos under any pose, expression, and lighting condition in real-time. Existing relighting algorithms typically…

Computer Vision and Pattern Recognition · Computer Science 2024-09-30 Jun Myeong Choi , Max Christman , Roni Sengupta

Most existing super-resolution methods do not perform well in real scenarios due to lack of realistic training data and information loss of the model input. To solve the first problem, we propose a new pipeline to generate realistic…

Image and Video Processing · Electrical Eng. & Systems 2019-05-30 Xiangyu Xu , Yongrui Ma , Wenxiu Sun

We present INDOOR-LIDAR, a comprehensive hybrid dataset of indoor 3D LiDAR point clouds designed to advance research in robot perception. Existing indoor LiDAR datasets often suffer from limited scale, inconsistent annotation formats, and…

Robotics · Computer Science 2025-12-16 Haichuan Li , Changda Tian , Panos Trahanias , Tomi Westerlund

Nighttime camera-based depth estimation is a highly challenging task, especially for autonomous driving applications, where accurate depth perception is essential for ensuring safe navigation. Models trained on daytime data often fail in…

Computer Vision and Pattern Recognition · Computer Science 2025-11-19 Simon de Moreau , Yasser Almehio , Andrei Bursuc , Hafid El-Idrissi , Bogdan Stanciulescu , Fabien Moutarde

Safe autonomous landing in urban cities is a necessity for the growing Unmanned Aircraft Systems (UAS) industry. In urgent situations, building rooftops, particularly flat rooftops, can provide local safe landing zones for small UAS. This…

Robotics · Computer Science 2019-03-12 Jeremy Castagno , Yu Yao , Ella Atkins

We introduce LumiNet, a novel architecture that leverages generative models and latent intrinsic representations for effective lighting transfer. Given a source image and a target lighting image, LumiNet synthesizes a relit version of the…

Computer Vision and Pattern Recognition · Computer Science 2025-09-04 Xiaoyan Xing , Konrad Groh , Sezer Karaoglu , Theo Gevers , Anand Bhattad

Autonomous driving is a challenging scenario for image segmentation due to the presence of uncontrolled environmental conditions and the eventually catastrophic consequences of failures. Previous work suggested that a biologically motivated…

Computer Vision and Pattern Recognition · Computer Science 2026-04-01 Pablo Hernández-Cámara , Jorge Vila-Tomás , Paula Dauden-Oliver , Nuria Alabau-Bosque , Valero Laparra , Jesús Malo

Realizing the potential gains of large-scale MIMO systems requires the accurate estimation of their channels or the fine adjustment of their narrow beams. This, however, is typically associated with high channel acquisition/beam sweeping…

Signal Processing · Electrical Eng. & Systems 2023-01-19 Shuaifeng Jiang , Ahmed Alkhateeb

Deep learning is expected to offer new opportunities and a new paradigm for the field of architecture. One such opportunity is teaching neural networks to visually understand architectural elements from the built environment. However, the…

Machine Learning · Computer Science 2021-05-11 Mohammad Alawadhi , Wei Yan