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Recent advances in deep learning greatly boost the performance of object detection. State-of-the-art methods such as Faster-RCNN, FPN and R-FCN have achieved high accuracy in challenging benchmark datasets. However, these methods require…

计算机视觉与模式识别 · 计算机科学 2019-08-15 Hao Yang , Hao Wu , Hao Chen

Substantial effort has been devoted to the characterization of transient phenomena from photometric information. Automated approaches to this problem have taken advantage of complete phase-coverage of an event, limiting their use for…

天体物理仪器与方法 · 物理学 2023-07-06 Alexander Gagliano , Gabriella Contardo , Daniel Foreman-Mackey , Alex I. Malz , Patrick D. Aleo

Reliable perception is fundamental for safety critical decision making in autonomous driving. Yet, vision based object detector neural networks remain vulnerable to uncertainty arising from issues such as data bias and distributional…

计算机视觉与模式识别 · 计算机科学 2025-10-21 Nishad Sahu , Shounak Sural , Aditya Satish Patil , Ragunathan , Rajkumar

This paper presents a new self-supervised system for learning to detect novel and previously unseen categories of objects in images. The proposed system receives as input several unlabeled videos of scenes containing various objects. The…

计算机视觉与模式识别 · 计算机科学 2021-08-25 Juntao Tan , Changkyu Song , Abdeslam Boularias

Object detection is the identification of an object in the image along with its localisation and classification. It has wide spread applications and is a critical component for vision based software systems. This paper seeks to perform a…

计算机视觉与模式识别 · 计算机科学 2018-08-23 Karanbir Singh Chahal , Kuntal Dey

Unsupervised object detection using deep neural networks is typically a difficult problem with few to no guarantees about the learned representation. In this work we present the first unsupervised object detection method that is…

计算机视觉与模式识别 · 计算机科学 2024-10-25 Marian Longa , João F. Henriques

We present a new technique to extract the cosmological information from high-redshift supernova data in the presence of calibration errors and extinction due to dust. While in the traditional technique the distance modulus of each supernova…

天体物理学 · 物理学 2014-10-13 Alex G. Kim , Ramon Miquel

We consider detecting objects in an image by iteratively selecting from a set of arbitrarily shaped candidate regions. Our generic approach, which we term visual chunking, reasons about the locations of multiple object instances in an image…

计算机视觉与模式识别 · 计算机科学 2015-03-18 Nicholas Rhinehart , Jiaji Zhou , Martial Hebert , J. Andrew Bagnell

In the era of large all-sky surveys, there will be a need for rapid, automatic classifications of newly discovered transient objects. Our focus here is the classification of supernovae (SNe). We consider random forest machine learning…

高能天体物理现象 · 物理学 2020-05-28 Jonathan Markel , Amanda J. Bayless

Finding and localizing the conceptual changes in two scenes in terms of the presence or removal of objects in two images belonging to the same scene at different times in special care applications is of great significance. This is mainly…

计算机视觉与模式识别 · 计算机科学 2023-01-02 Ali Atghaei , Ehsan Rahnama , Kiavash Azimi , Hassan Shahbazi

Sliding window approaches have been widely used for object recognition tasks in recent years. They guarantee an investigation of the entire input image for the object to be detected and allow a localization of that object. Despite the…

计算机视觉与模式识别 · 计算机科学 2018-08-07 Julian Müller , Andreas Fregin , Klaus Dietmayer

Deep Learning (DL) has brought significant advances to robotics vision tasks. However, most existing DL methods have a major shortcoming, they rely on a static inference paradigm inherent in traditional computer vision pipelines. On the…

计算机视觉与模式识别 · 计算机科学 2023-12-19 Stefanos Ginargiros , Nikolaos Passalis , Anastasios Tefas

Most currently used object detection methods are learning-based, and can detect objects under varying appearances. Those models require training and a training dataset. We focus on use cases with less data variation, but the requirement of…

计算机视觉与模式识别 · 计算机科学 2026-03-23 Valentin Braeutigam , Matthias Stock , Bernhard Egger

Object localization is an important computer vision problem with a variety of applications. The lack of large scale object-level annotations and the relative abundance of image-level labels makes a compelling case for weak supervision in…

计算机视觉与模式识别 · 计算机科学 2016-03-30 Archith J. Bency , Heesung Kwon , Hyungtae Lee , S. Karthikeyan , B. S. Manjunath

This paper proposes a few-shot method based on Faster R-CNN and representation learning for object detection in aerial images. The two classification branches of Faster R-CNN are replaced by prototypical networks for online adaptation to…

计算机视觉与模式识别 · 计算机科学 2021-09-28 Pierre Le Jeune , Mustapha Lebbah , Anissa Mokraoui , Hanene Azzag

This paper proposes anchor pruning for object detection in one-stage anchor-based detectors. While pruning techniques are widely used to reduce the computational cost of convolutional neural networks, they tend to focus on optimizing the…

计算机视觉与模式识别 · 计算机科学 2022-06-02 Maxim Bonnaerens , Matthias Freiberger , Joni Dambre

In the era of large astronomical surveys, photometric classification of supernovae (SNe) has become an important research field due to limited spectroscopic resources for candidate follow-up and classification. In this work, we present a…

天体物理仪器与方法 · 物理学 2016-12-14 A. Möller , V. Ruhlmann-Kleider , C. Leloup , J. Neveu , N. Palanque-Delabrouille , J. Rich , R. Carlberg , C. Lidman , C. Pritchet

Learning to classify new categories based on just one or a few examples is a long-standing challenge in modern computer vision. In this work, we proposes a simple yet effective method for few-shot (and one-shot) object recognition. Our…

计算机视觉与模式识别 · 计算机科学 2018-11-30 Eli Schwartz , Leonid Karlinsky , Joseph Shtok , Sivan Harary , Mattias Marder , Rogerio Feris , Abhishek Kumar , Raja Giryes , Alex M. Bronstein

Anomaly detection is important in many real-life applications. Recently, self-supervised learning has greatly helped deep anomaly detection by recognizing several geometric transformations. However these methods lack finer features, usually…

计算机视觉与模式识别 · 计算机科学 2022-12-12 Loic Jezequel , Ngoc-Son Vu , Jean Beaudet , Aymeric Histace

A major challenge in scaling object detection is the difficulty of obtaining labeled images for large numbers of categories. Recently, deep convolutional neural networks (CNNs) have emerged as clear winners on object classification…

计算机视觉与模式识别 · 计算机科学 2017-11-10 Judy Hoffman , Sergio Guadarrama , Eric Tzeng , Ronghang Hu , Jeff Donahue , Ross Girshick , Trevor Darrell , Kate Saenko