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Countless applications depend on accurate predictions with reliable confidence estimates from modern object detectors. It is well known, however, that neural networks including object detectors produce miscalibrated confidence estimates.…

Computer Vision and Pattern Recognition · Computer Science 2021-12-06 Johannes Gilg , Torben Teepe , Fabian Herzog , Gerhard Rigoll

Quantifying a model's predictive uncertainty is essential for safety-critical applications such as autonomous driving. We consider quantifying such uncertainty for multi-object detection. In particular, we leverage conformal prediction to…

Computer Vision and Pattern Recognition · Computer Science 2024-07-31 Alexander Timans , Christoph-Nikolas Straehle , Kaspar Sakmann , Eric Nalisnick

Previous work shows that humans tend to prefer large bounding boxes over small bounding boxes with the same IoU. However, we show here that commonly used object detectors predict large and small boxes equally often. In this work, we…

Computer Vision and Pattern Recognition · Computer Science 2024-08-21 Ombretta Strafforello , Osman S. Kayhan , Oana Inel , Klamer Schutte , Jan van Gemert

During training, supervised object detection tries to correctly match the predicted bounding boxes and associated classification scores to the ground truth. This is essential to determine which predictions are to be pushed towards which…

Computer Vision and Pattern Recognition · Computer Science 2023-07-06 Henri De Plaen , Pierre-François De Plaen , Johan A. K. Suykens , Marc Proesmans , Tinne Tuytelaars , Luc Van Gool

We investigate the issues of achieving sufficient rigor in the arguments for the safety of machine learning functions. By considering the known weaknesses of DNN-based 2D bounding box detection algorithms, we sharpen the metric of imprecise…

Logic in Computer Science · Computer Science 2022-01-11 Chih-Hong Cheng , Tobias Schuster , Simon Burton

Estimating 3D bounding boxes from monocular images is an essential component in autonomous driving, while accurate 3D object detection from this kind of data is very challenging. In this work, by intensive diagnosis experiments, we quantify…

Computer Vision and Pattern Recognition · Computer Science 2021-03-31 Xinzhu Ma , Yinmin Zhang , Dan Xu , Dongzhan Zhou , Shuai Yi , Haojie Li , Wanli Ouyang

The effectiveness of Object Detection, one of the central problems in computer vision tasks, highly depends on the definition of the loss function - a measure of how accurately your ML model can predict the expected outcome. Conventional…

Computer Vision and Pattern Recognition · Computer Science 2022-05-26 Zhora Gevorgyan

Reliable uncertainty estimation is crucial for robust object detection in autonomous driving. However, previous works on probabilistic object detection either learn predictive probability for bounding box regression in an un-supervised…

Computer Vision and Pattern Recognition · Computer Science 2020-08-11 Di Feng , Lars Rosenbaum , Fabian Timm , Klaus Dietmayer

Probabilistic collision detection (PCD) is essential in motion planning for robots operating in unstructured environments, where considering sensing uncertainty helps prevent damage. Existing PCD methods mainly used simplified geometric…

Robotics · Computer Science 2025-08-28 Xiaoli Wang , Sipu Ruan , Xin Meng , Gregory Chirikjian

In the field of state-of-the-art object detection, the task of object localization is typically accomplished through a dedicated subnet that emphasizes bounding box regression. This subnet traditionally predicts the object's position by…

Computer Vision and Pattern Recognition · Computer Science 2023-07-20 Peng Zhi , Haoran Zhou , Hang Huang , Rui Zhao , Rui Zhou , Qingguo Zhou

In many safety-critical applications such as autonomous driving and surgical robots, it is desirable to obtain prediction uncertainties from object detection modules to help support safe decision-making. Specifically, such modules need to…

Machine Learning · Computer Science 2018-11-29 Buu Phan , Rick Salay , Krzysztof Czarnecki , Vahdat Abdelzad , Taylor Denouden , Sachin Vernekar

We investigate entanglement detection when the local measurements only nearly correspond to those intended. This corresponds to a scenario in which measurement devices are not perfectly controlled, but nevertheless operate with bounded…

Quantum Physics · Physics 2022-06-22 Simon Morelli , Hayata Yamasaki , Marcus Huber , Armin Tavakoli

Deep neural networks have set the state-of-the-art in computer vision tasks such as bounding box detection and semantic segmentation. Object detectors and segmentation models assign confidence scores to predictions, reflecting the model's…

Computer Vision and Pattern Recognition · Computer Science 2026-03-16 Tobias J. Riedlinger , Kira Maag , Hanno Gottschalk

Unbiased confidence estimates of neural networks are crucial especially for safety-critical applications. Many methods have been developed to calibrate biased confidence estimates. Though there is a variety of methods for classification,…

Computer Vision and Pattern Recognition · Computer Science 2020-12-15 Fabian Küppers , Jan Kronenberger , Amirhossein Shantia , Anselm Haselhoff

How can one meaningfully make a measurement, if the meter does not conform to any standard and its scale expands or shrinks depending on what is measured? In the present work it is argued that current evaluation practices for…

Machine Learning · Computer Science 2023-02-24 K. Dyrland , A. S. Lundervold , P. G. L. Porta Mana

Bounding boxes are often used to communicate automatic object detection results to humans, aiding humans in a multitude of tasks. We investigate the relationship between bounding box localization errors and human task performance. We use…

Computer Vision and Pattern Recognition · Computer Science 2024-02-01 Sven de Witte , Ombretta Strafforello , Jan van Gemert

3D object detection is one of the most important tasks in 3D vision perceptual system of autonomous vehicles. In this paper, we propose a novel two stage 3D object detection method aimed at get the optimal solution of object location in 3D…

Computer Vision and Pattern Recognition · Computer Science 2019-09-05 Jiaojiao Fang , Lingtao Zhou , Guizhong Liu

Service robots can help with many of our daily tasks, especially in those cases where it is inconvenient or unsafe for us to intervene: e.g., under extreme weather conditions or when social distance needs to be maintained. However, before…

Robotics · Computer Science 2020-10-28 Agnese Chiatti , Enrico Motta , Enrico Daga , Gianluca Bardaro

This paper revisits the problem of predicting box locations in object detection architectures. Typically, each box proposal or box query aims to directly maximize the intersection-over-union score with the ground truth, followed by a…

Computer Vision and Pattern Recognition · Computer Science 2024-12-20 Aritra Bhowmik , Pascal Mettes , Martin R. Oswald , Cees G. M. Snoek

Bounding boxes uniquely characterize object detection, where a good detector gives accurate bounding boxes of categories of interest. However, in the real-world where test ground truths are not provided, it is non-trivial to find out…

Computer Vision and Pattern Recognition · Computer Science 2024-03-21 Yang Yang , Wenhai Wang , Zhe Chen , Jifeng Dai , Liang Zheng
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