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We present an integrated framework for using Convolutional Networks for classification, localization and detection. We show how a multiscale and sliding window approach can be efficiently implemented within a ConvNet. We also introduce a…

Computer Vision and Pattern Recognition · Computer Science 2014-02-25 Pierre Sermanet , David Eigen , Xiang Zhang , Michael Mathieu , Rob Fergus , Yann LeCun

We consider the problem of localizing wireless devices in an ad-hoc network embedded in a d-dimensional Euclidean space. Obtaining a good estimation of where wireless devices are located is crucial in wireless network applications including…

Networking and Internet Architecture · Computer Science 2011-10-14 Amin Karbasi , Sewoong Oh

This paper addresses unsupervised discovery and localization of dominant objects from a noisy image collection with multiple object classes. The setting of this problem is fully unsupervised, without even image-level annotations or any…

Computer Vision and Pattern Recognition · Computer Science 2015-05-05 Minsu Cho , Suha Kwak , Cordelia Schmid , Jean Ponce

Recently, unsupervised domain adaptation in satellite pose estimation has gained increasing attention, aiming at alleviating the annotation cost for training deep models. To this end, we propose a self-training framework based on the…

Computer Vision and Pattern Recognition · Computer Science 2022-12-26 Zi Wang , Minglin Chen , Yulan Guo , Zhang Li , Qifeng Yu

Localization is an indispensable component of a robot's autonomy stack that enables it to determine where it is in the environment, essentially making it a precursor for any action execution or planning. Although convolutional neural…

Robotics · Computer Science 2018-03-13 Abhinav Valada , Noha Radwan , Wolfram Burgard

Maps are a key component in image-based camera localization and visual SLAM systems: they are used to establish geometric constraints between images, correct drift in relative pose estimation, and relocalize cameras after lost tracking. The…

Computer Vision and Pattern Recognition · Computer Science 2018-04-03 Samarth Brahmbhatt , Jinwei Gu , Kihwan Kim , James Hays , Jan Kautz

Recent work has shown that label-efficient few-shot learning through self-supervision can achieve promising medical image segmentation results. However, few-shot segmentation models typically rely on prototype representations of the…

Image and Video Processing · Electrical Eng. & Systems 2022-03-07 Stine Hansen , Srishti Gautam , Robert Jenssen , Michael Kampffmeyer

Received signal strength (RSS)-based wireless localization is easy to implement at low cost. In practice,exact positions of anchors may not be available. This paper focuses on determining the location of a source in the presence of…

Signal Processing · Electrical Eng. & Systems 2021-12-28 Yang Liu , Guojun Han , Yonghua Wang , Zheng Xue , Jing Chen

Dice similarity coefficient (DSC) and Hausdorff distance (HD) are widely used for evaluating medical image segmentation. They have also been criticised, when reported alone, for their unclear or even misleading clinical interpretation. DSCs…

Image and Video Processing · Electrical Eng. & Systems 2022-04-01 Wen Yan , Qianye Yang , Tom Syer , Zhe Min , Shonit Punwani , Mark Emberton , Dean C. Barratt , Bernard Chiu , Yipeng Hu

Many existing learning-based grasping approaches concentrate on a single embodiment, provide limited generalization to higher DoF end-effectors and cannot capture a diverse set of grasp modes. We tackle the problem of grasping using…

Locating a target is key in many applications, namely in high-stakes real-world scenarios, like detecting humans or obstacles in vehicular networks. In scenarios where precise statistics of the measurement noise are unavailable,…

Optimization and Control · Mathematics 2022-08-17 João Domingos , Cláudia Soares , João Xavier

This work proposes an algorithm to bound the minimum distance between points on trajectories of a dynamical system and points on an unsafe set. Prior work on certifying safety of trajectories includes barrier and density methods, which do…

Optimization and Control · Mathematics 2023-06-16 Jared Miller , Mario Sznaier

We address the problem of determining finite subsets of Delone sets $\varLambda\subset\R^d$ with long-range order by $X$-rays in prescribed $\varLambda$-directions, i.e., directions parallel to non-zero interpoint vectors of $\varLambda$.…

Metric Geometry · Mathematics 2013-05-08 Christian Huck

Chest X-ray (CXR) is frequently employed in emergency departments and intensive care units to verify the proper placement of central lines and tubes and to rule out related complications. The automation of the X-ray reading process can be a…

Image and Video Processing · Electrical Eng. & Systems 2023-12-07 Francesca Boccardi , Axel Saalbach , Heinrich Schulz , Samuele Salti , Ilyas Sirazitdinov

We develop a geometric framework for anonymous shuffle experiments based on an anchored affine likelihood-ratio law: a mean-zero measure on the regular simplex polytope. Every finite-output d-ary channel corresponds, up to refinements, to a…

Information Theory · Computer Science 2026-03-24 Alex Shvets

Medical imaging datasets often contain heterogeneous biases ranging from erroneous labels to inconsistent labeling styles. Such biases can negatively impact deep segmentation networks performance. Yet, the identification and…

Computer Vision and Pattern Recognition · Computer Science 2025-06-27 Samuel Joutard , Marijn Stollenga , Marc Balle Sanchez , Mohammad Farid Azampour , Raphael Prevost

Object detection using automotive radars has not been explored with deep learning models in comparison to the camera based approaches. This can be attributed to the lack of public radar datasets. In this paper, we collect a novel radar…

Computer Vision and Pattern Recognition · Computer Science 2021-05-04 Ao Zhang , Farzan Erlik Nowruzi , Robert Laganiere

We present ObjectBox, a novel single-stage anchor-free and highly generalizable object detection approach. As opposed to both existing anchor-based and anchor-free detectors, which are more biased toward specific object scales in their…

Computer Vision and Pattern Recognition · Computer Science 2022-07-15 Mohsen Zand , Ali Etemad , Michael Greenspan

Positioning using wave signal measurements is used in several applications, such as GPS systems, structure from sound and Wifi based positioning. Mathematically, such problems require the computation of the positions of receivers and/or…

Sound · Computer Science 2022-05-24 Luca Ferranti , Kalle Åström , Magnus Oskarsson , Jani Boutellier , Juho Kannala

We present an improved algorithm for {\em quasi-properly} learning convex polyhedra in the realizable PAC setting from data with a margin. Our learning algorithm constructs a consistent polyhedron as an intersection of about $t \log t$…

Machine Learning · Computer Science 2021-11-03 Lee-Ad Gottlieb , Eran Kaufman , Aryeh Kontorovich , Gabriel Nivasch
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