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Uncertainty maps highlight unreliable regions in segmentation predictions. However, most uncertainty evaluation metrics treat voxels independently, ignoring spatial context and anatomical structure. As a result, they may assign identical…

Computer Vision and Pattern Recognition · Computer Science 2025-06-23 Tal Zeevi , Eléonore V. Lieffrig , Lawrence H. Staib , John A. Onofrey

Knowledge distillation (KD) has witnessed its powerful capability in learning compact models in object detection. Previous KD methods for object detection mostly focus on imitating deep features within the imitation regions instead of…

Computer Vision and Pattern Recognition · Computer Science 2022-04-01 Zhaohui Zheng , Rongguang Ye , Ping Wang , Dongwei Ren , Wangmeng Zuo , Qibin Hou , Ming-Ming Cheng

High quality data is essential in deep learning to train a robust model. While in other fields data is sparse and costly to collect, in error decoding it is free to query and label thus allowing potential data exploitation. Utilizing this…

Information Theory · Computer Science 2019-11-22 Ishay Be'ery , Nir Raviv , Tomer Raviv , Yair Be'ery

Deep neural networks have reached high accuracy on object detection but their success hinges on large amounts of labeled data. To reduce the labels dependency, various active learning strategies have been proposed, typically based on the…

Computer Vision and Pattern Recognition · Computer Science 2021-11-30 Ismail Elezi , Zhiding Yu , Anima Anandkumar , Laura Leal-Taixe , Jose M. Alvarez

We describe a novel approach to interpret a polar code as a low-density parity-check (LDPC)-like code with an underlying sparse decoding graph. This sparse graph is based on the encoding factor graph of polar codes and is suitable for…

Information Theory · Computer Science 2018-05-15 Sebastian Cammerer , Moustafa Ebada , Ahmed Elkelesh , Stephan ten Brink

This paper investigates methods for estimating uncertainty in semantic segmentation predictions derived from satellite imagery. Estimating uncertainty for segmentation presents unique challenges compared to standard image classification,…

Computer Vision and Pattern Recognition · Computer Science 2025-10-23 Melanie Rey , Andriy Mnih , Maxim Neumann , Matt Overlan , Drew Purves

In this paper, we explore an efficient variant of convolutional sparse coding with unit norm code vectors where reconstruction quality is evaluated using an inner product (cosine distance). To use these codes for discriminative…

Computer Vision and Pattern Recognition · Computer Science 2017-10-06 Bailey Kong , Charless C. Fowlkes

LiDAR is currently one of the most utilized sensors to effectively monitor the status of power lines and facilitate the inspection of remote power distribution networks and related infrastructures. To ensure the safe operation of the smart…

Robotics · Computer Science 2024-06-18 Alexander Kyuroson , Anton Koval , George Nikolakopoulos

Objects undergo varying amounts of perspective distortion as they move across a camera's field of view. Models for predicting 3D from a single image often work with crops around the object of interest and ignore the location of the object…

Computer Vision and Pattern Recognition · Computer Science 2024-09-24 Aditya Prakash , Arjun Gupta , Saurabh Gupta

Wide-field images made by radio interferometers are invariably affected by direction-dependent systematic effects such as the ionosphere or the beam pattern. Calibration along a set of discrete directions in the sky is the default technique…

Instrumentation and Methods for Astrophysics · Physics 2026-02-06 Sebastiaan van der Tol , Sarod Yatawatta , Bram Veenboer , David Rafferty

GBPP is a fast learning based scorer that selects a robot base pose for grasping from a single RGB-D snapshot. The method uses a two stage curriculum: (1) a simple distance-visibility rule auto-labels a large dataset at low cost; and (2) a…

Robotics · Computer Science 2025-09-17 Jizhuo Chen , Diwen Liu , Jiaming Wang , Harold Soh

The present work discusses the use of a weakly-supervised deep learning algorithm that reduces the cost of labelling pixel-level masks for complex radio galaxies with multiple components. The algorithm is trained on weak class-level labels…

Instrumentation and Methods for Astrophysics · Physics 2023-08-11 Nikhel Gupta , Zeeshan Hayder , Ray P. Norris , Minh Huynh , Lars Petersson , X. Rosalind Wang , Heinz Andernach , Bärbel S. Koribalski , Miranda Yew , Evan J. Crawford

Scientists often must simultaneously localize and discover signals. For instance, in genetic fine-mapping, high correlations between nearby genetic variants make it hard to identify the exact locations of causal variants. So the statistical…

Methodology · Statistics 2023-01-31 Asher Spector , Lucas Janson

With the development of modern radio interferometers, wide-field continuum surveys have been planned and undertaken, for which accurate wide-field imaging methods are essential. Based on the widely-used W-stacking method, we propose a new…

Instrumentation and Methods for Astrophysics · Physics 2023-05-01 Haoyang Ye , Steve F. Gull , Sze M. Tan , Bojan Nikolic

We describe a suite of validation metrics that assess the credibility of a given automatic spike sorting algorithm applied to a given electrophysiological recording, when ground-truth is unavailable. By rerunning the spike sorter two or…

Neurons and Cognition · Quantitative Biology 2015-08-28 Alex H. Barnett , Jeremy F. Magland , Leslie F. Greengard

Remote sensing through semantic segmentation of satellite images contributes to the understanding and utilisation of the earth's surface. For this purpose, semantic segmentation networks are typically trained on large sets of labelled…

Computer Vision and Pattern Recognition · Computer Science 2023-09-13 Tuan Pham Minh , Jayan Wijesingha , Daniel Kottke , Marek Herde , Denis Huseljic , Bernhard Sick , Michael Wachendorf , Thomas Esch

The data storage requirements for deep spectral line observations with next-generation radio interferometers like the Australian Square Kilometre Array Pathfinder (ASKAP) and the Square Kilometre Array (SKA) are extremely challenging. The…

Instrumentation and Methods for Astrophysics · Physics 2025-12-02 Jonghwan Rhee , Richard Dodson , Alexander Williamson , Martin Meyer , Kristóf Rozgony , Pascal J. Elahi , Matthew Whiting , Daniel Mitchell , Tobias Westmeier

We propose a methodology for robust, real-time place recognition using an imaging lidar, which yields image-quality high-resolution 3D point clouds. Utilizing the intensity readings of an imaging lidar, we project the point cloud and obtain…

Computer Vision and Pattern Recognition · Computer Science 2021-04-23 Tixiao Shan , Brendan Englot , Fabio Duarte , Carlo Ratti , Daniela Rus

Encoding the distance between locations in space is essential for accurate navigation. Grid cells, a functional class of neurons in medial entorhinal cortex, are believed to support this computation. However, existing theories of how…

Neurons and Cognition · Quantitative Biology 2025-11-12 Pritipriya Dasbehera , Akshunna S. Dogra , William T. Redman

IRAC excels at detecting distant objects. Due to a combination of the shapes of the spectral energy distributions of galaxies and the low background achieved from space, IRAC reaches greater depth in comparable exposure time at 3.6 and 4.5…

Astrophysics · Physics 2010-12-13 Pieter van Dokkum , Asantha Cooray , Ivo Labbe , Casey Papovich , Daniel Stern