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With the current ubiquity of deep learning methods to solve computer vision and remote sensing specific tasks, the need for labelled data is growing constantly. However, in many cases, the annotation process can be long and tedious…

Computer Vision and Pattern Recognition · Computer Science 2023-06-19 Paul Berg , Minh-Tan Pham , Nicolas Courty

In this article we analyze the state-of-the-art in multilateration - the family of localization methods enabled by the range difference observations. These methods are computationally efficient, signal-independent, and flexible with regards…

Sound · Computer Science 2020-07-29 Srđan Kitić , Clément Gaultier , Grégory Pallone

This paper introduces an area-based source separation method designed for virtual meeting scenarios. The aim is to preserve speech signals from an unspecified number of sources within a defined spatial area in front of a linear microphone…

Audio and Speech Processing · Electrical Eng. & Systems 2024-08-20 Martin Strauss , Okan Köpüklü

Deep learning within the context of point clouds has gained much research interest in recent years mostly due to the promising results that have been achieved on a number of challenging benchmarks, such as 3D shape recognition and scene…

Computer Vision and Pattern Recognition · Computer Science 2018-12-06 Ye Zhu , Sven Ewan Shepstone , Pablo Martínez-Nuevo , Miklas Strøm Kristoffersen , Fabien Moutarde , Zhuang Fu

We propose a direction-of-arrival (DOA) estimation method for Sound Event Localization and Detection (SELD). Direct estimation of DOA using a deep neural network (DNN), i.e. completely-datadriven approach, achieves high accuracy. However,…

Audio and Speech Processing · Electrical Eng. & Systems 2020-02-18 Masahiro Yasuda , Yuma Koizumi , Shoichiro Saito , Hisashi Uematsu , Keisuke Imoto

We introduce a U-net model for 360{\deg} acoustic source localization formulated as a spherical semantic segmentation task. Rather than regressing discrete direction-of-arrival (DoA) angles, our model segments beamformed audio maps (azimuth…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-30 Belman Jahir Rodriguez , Sergio F. Chevtchenko , Marcelo Herrera Martinez , Yeshwanth Bethi , Saeed Afshar

To better detect pedestrians of various scales, deep multi-scale methods usually detect pedestrians of different scales by different in-network layers. However, the semantic levels of features from different layers are usually inconsistent.…

Computer Vision and Pattern Recognition · Computer Science 2018-04-04 Jiale Cao , Yanwei Pang , Xuelong Li

This paper solves a generalized version of the problem of multi-source model adaptation for semantic segmentation. Model adaptation is proposed as a new domain adaptation problem which requires access to a pre-trained model instead of data…

Computer Vision and Pattern Recognition · Computer Science 2022-12-07 Zongyao Li , Ren Togo , Takahiro Ogawa , Miki haseyama

Models based on deep convolutional neural networks (CNN) have significantly improved the performance of semantic segmentation. However, learning these models requires a large amount of training images with pixel-level labels, which are very…

Computer Vision and Pattern Recognition · Computer Science 2018-02-05 Linwei Ye , Zhi Liu , Yang Wang

Semantic segmentation of multi-modal remote sensing imagery plays a pivotal role in land use/land cover (LULC) mapping, environmental monitoring, and precision earth observation. Current multi-modal approaches mainly focus on integrating…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Jinkun Dai , Yuanxin Ye , Peng Tang , Tengfeng Tang , Xianping Ma , Jing Xiao , Mi Wang

This paper considers the problem of localising a stationary signal source using a team of mobile agents which only take binary measurements. Background false detection rates and missed detection probabilities are incorporated into the…

Signal Processing · Electrical Eng. & Systems 2018-09-13 Daniel D. Selvaratnam , Iman Shames , Jonathan H. Manton , Branko Ristic

Multimodal semantic segmentation benefits remote sensing analysis by combining complementary information from different sensor modalities. In real-world remote sensing applications, one or more modalities may be unavailable due to sensor…

Computer Vision and Pattern Recognition · Computer Science 2026-05-21 Irem Ulku , Ö. Özgür Tanrıöver , Erdem Akagündüz

In many signal processing applications, metadata may be advantageously used in conjunction with a high dimensional signal to produce a desired output. In the case of classical Sound Source Localization (SSL) algorithms, information from a…

Sound · Computer Science 2023-08-09 Eric Grinstein , Vincent W. Neo , Patrick A. Naylor

In the reconstruction process of sound waves in a 3D stratified waveguide, a key technique is to effectively reduce the huge computational demand. In this work, we propose an efficient and simple multilevel reconstruction method to help…

Numerical Analysis · Mathematics 2016-02-17 Keji Liu , Yongzhi Xu , Jun Zou

Our goal is to develop stable, accurate, and robust semantic scene understanding methods for wide-area scene perception and understanding, especially in challenging outdoor environments. To achieve this, we are exploring and evaluating a…

Computer Vision and Pattern Recognition · Computer Science 2021-04-01 Jiesi Hu , Ganning Zhao , Suya You , C. C. Jay Kuo

This paper deals with the problem of localization in a cellular network in a dense urban scenario. Global Navigation Satellite Systems (GNSS) typically perform poorly in urban environments, where the likelihood of line-of-sight conditions…

Machine Learning · Computer Science 2022-02-04 Çağkan Yapar , Ron Levie , Gitta Kutyniok , Giuseppe Caire

Semantic segmentation of remote sensing images plays an important role in a wide range of applications including land resource management, biosphere monitoring and urban planning. Although the accuracy of semantic segmentation in remote…

Image and Video Processing · Electrical Eng. & Systems 2021-09-21 Rui Li , Shunyi Zheng , Chenxi Duan , Ce Zhang , Jianlin Su , P. M. Atkinson

Recently proposed neural network architectures like PointNet [QSMG16] and PointNet++ [QYSG17] have made it possible to apply Deep Learning to 3D point sets. The feature representations of shapes learned by these two networks enabled…

Computer Vision and Pattern Recognition · Computer Science 2025-05-21 Abhimanyu Talwar , Julien Laasri

We introduce a novel deep learning-based framework to interpret 3D urban scenes represented as textured meshes. Based on the observation that object boundaries typically align with the boundaries of planar regions, our framework achieves…

Computer Vision and Pattern Recognition · Computer Science 2022-12-27 Weixiao Gao , Liangliang Nan , Bas Boom , Hugo Ledoux

In this paper, we design an information-based multi-robot source seeking algorithm where a group of mobile sensors localizes and moves close to a single source using only local range-based measurements. In the algorithm, the mobile sensors…

Robotics · Computer Science 2023-09-14 Tianpeng Zhang , Victor Qin , Yujie Tang , Na Li