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Conformal Autoencoders are a neural network architecture that imposes orthogonality conditions between the gradients of latent variables to obtain disentangled representations of data. In this work we show that orthogonality relations…

Machine Learning · Computer Science 2025-07-14 George A. Kevrekidis , Zan Ahmad , Mauro Maggioni , Soledad Villar , Yannis G. Kevrekidis

Zooplankton images, like many other real world data types, have intrinsic properties that make the design of effective classification systems difficult. For instance, the number of classes encountered in practical settings is potentially…

Computer Vision and Pattern Recognition · Computer Science 2019-09-26 Ketil Malde , Hyeongji Kim

Since the generative neural networks have made a breakthrough in the image generation problem, lots of researches on their applications have been studied such as image restoration, style transfer and image completion. However, there has…

Computer Vision and Pattern Recognition · Computer Science 2021-10-08 Jeesoo Kim , Jangho Kim , Jaeyoung Yoo , Daesik Kim , Nojun Kwak

Estimating vehicles' locations is one of the key components in intelligent traffic management systems (ITMSs) for increasing traffic scene awareness. Traditionally, stationary sensors have been employed in this regard. The development of…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Elnaz Namazi , Rudolf Mester , Chaoru Lu , Jingyue Li

The detection of out of distribution samples for image classification has been widely researched. Safety critical applications, such as autonomous driving, would benefit from the ability to localise the unusual objects causing the image to…

Computer Vision and Pattern Recognition · Computer Science 2019-11-11 Matt Angus , Krzysztof Czarnecki , Rick Salay

Object detection from Unmanned Aerial Vehicles (UAVs) is of great importance in many aerial vision-based applications. Despite the great success of generic object detection methods, a significant performance drop is observed when applied to…

Computer Vision and Pattern Recognition · Computer Science 2021-10-19 Benjamin Kiefer , Martin Messmer , Andreas Zell

This paper presents a vector HD-mapping algorithm that formulates the mapping as a tracking task and uses a history of memory latents to ensure consistent reconstructions over time. Our method, MapTracker, accumulates a sensor stream into…

Computer Vision and Pattern Recognition · Computer Science 2024-10-15 Jiacheng Chen , Yuefan Wu , Jiaqi Tan , Hang Ma , Yasutaka Furukawa

As a core problem in computer vision, the performance of object detection has improved drastically in the past few years. Despite their impressive performance, object detectors suffer from a lack of interpretability. Visualization…

Computer Vision and Pattern Recognition · Computer Science 2021-06-29 Ang Cao , Justin Johnson

Visual Language Models (VLMs) are vulnerable to adversarial attacks, especially those from adversarial images, which is however under-explored in literature. To facilitate research on this critical safety problem, we first construct a new…

Computer Vision and Pattern Recognition · Computer Science 2024-10-31 Youcheng Huang , Fengbin Zhu , Jingkun Tang , Pan Zhou , Wenqiang Lei , Jiancheng Lv , Tat-Seng Chua

Accurate 7DoF prediction of vehicles at an intersection is an important task for assessing potential conflicts between road users. In principle, this could be achieved by a single camera system that is capable of detecting the pose of each…

Computer Vision and Pattern Recognition · Computer Science 2022-11-30 Matthew Howe , Ian Reid , Jamie Mackenzie

Feature-based geo-localization relies on associating features extracted from aerial imagery with those detected by the vehicle's sensors. This requires that the type of landmarks must be observable from both sources. This lack of variety of…

Computer Vision and Pattern Recognition · Computer Science 2024-05-17 Miguel Ángel Muñoz-Bañón , Alejandro Olivas , Edison Velasco-Sánchez , Francisco A. Candelas , Fernando Torres

Visual localization is the task of accurate camera pose estimation in a known scene. It is a key problem in computer vision and robotics, with applications including self-driving cars, Structure-from-Motion, SLAM, and Mixed Reality.…

Computer Vision and Pattern Recognition · Computer Science 2019-03-19 Torsten Sattler , Qunjie Zhou , Marc Pollefeys , Laura Leal-Taixe

High resolution data models like grid terrain models made from LiDAR data are a prerequisite for modern day Geographic Information Systems applications. Besides providing the foundation for the very accurate digital terrain models, LiDAR…

Computer Vision and Pattern Recognition · Computer Science 2021-05-27 Allan Grønlund , Jonas Tranberg

In this paper, we present a case study that performs an unmanned aerial vehicle (UAV) based fine-scale 3D change detection and monitoring of progressive collapse performance of a building during a demolition event. Multi-temporal oblique…

Computer Vision and Pattern Recognition · Computer Science 2021-08-09 Ningli Xu , Debao Huang , Shuang Song , Xiao Ling , Chris Strasbaugh , Alper Yilmaz , Halil Sezen , Rongjun Qin

Out-of-distribution (OOD) detection is crucial when deploying deep neural networks in the real world to ensure the reliability and safety of their applications. One main challenge in OOD detection is that neural network models often produce…

Computer Vision and Pattern Recognition · Computer Science 2025-10-15 Jinlun Ye , Zhuohao Sun , Yiqiao Qiu , Qiu Li , Zhijun Tan , Ruixuan Wang

Most existing domain adaptation (DA) methods align the features based on the domain feature distributions and ignore aspects related to fog, background and target objects, rendering suboptimal performance. In our DA framework, we retain the…

Computer Vision and Pattern Recognition · Computer Science 2022-11-28 Xin Yang , Michael Bi Mi , Yuan Yuan , Xin Wang , Robby T. Tan

A novel unsupervised outlier score, which can be embedded into graph based dimensionality reduction techniques, is presented in this work. The score uses the directed nearest neighbor graphs of those techniques. Hence, the same measure of…

Machine Learning · Computer Science 2021-05-06 Jonas Wurst , Alberto Flores Fernández , Michael Botsch , Wolfgang Utschick

In many real-world applications involving static environments, the spatial layout of objects remains consistent across instances. However, state-of-the-art object detection models often fail to leverage this spatial prior, resulting in…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Vishakha Lall , Yisi Liu

We aim to detect the class and orientation of a vehicle by training a model with synthetic data. However, the distribution of the classes in the training data is imbalanced, and the model trained on the synthetic image is difficult to…

Computer Vision and Pattern Recognition · Computer Science 2025-06-03 Youngmin Kim , Donghwa Kang , Hyeongboo Baek

The aim of this paper is to investigate an attempt to build a binary classification algorithm using principles of geometry such as vectors, planes, and vector algebra. The basic idea behind the proposed algorithm is that a hyperplane can be…

Machine Learning · Computer Science 2025-03-04 Vatsal Srivastava