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Human and/or asset tracking using an attached sensor units helps understand their activities. Most common indoor localization methods for human tracking technologies require expensive infrastructures, deployment and maintenance. To overcome…

音频与语音处理 · 电气工程与系统科学 2024-03-27 Satoki Ogiso , Yoshiaki Bando , Takeshi Kurata , Takashi Okuma

$\mathrm{\gamma}$-ray spectroscopy is a quantitative, non-destructive technique that may be utilized for the identification and quantitative isotopic estimation of radionuclides. Traditional methods of isotopic determination have various…

数据分析、统计与概率 · 物理学 2023-07-19 Ajeeta Khatiwada , Marc Klasky , Marcie Lombardi , Jason Matheny , Arvind Mohan

The growing instability of both global and domestic economic environments has increased the risk of financial distress at the household level. However, traditional econometric models often rely on delayed and aggregated data, limiting their…

SUMMARY Geophysical imaging using the inversion procedure is a powerful tool for the exploration of the Earth's subsurface. However, the interpretation of inverted images can sometimes be difficult, due to the inherent limitations of…

The automatic classification of animal sounds presents an enduring challenge in bioacoustics, owing to the diverse statistical properties of sound signals, variations in recording equipment, and prevalent low Signal-to-Noise Ratio (SNR)…

声音 · 计算机科学 2024-07-08 Qiang Yang , Xiuying Chen , Changsheng Ma , Carlos M. Duarte , Xiangliang Zhang

Machine learning techniques have been developed to identify inclusions on the surface of freely suspended smectic liquid crystal films imaged by reflected light microscopy. The experimental images are preprocessed using Canny edge detection…

The recognition and classification of coins are essential in numerous financial and automated systems. This study introduces a comprehensive Sri Lankan coin image dataset and evaluates its impact on machine learning model accuracy for coin…

计算机视觉与模式识别 · 计算机科学 2025-05-27 NH Wanigasingha , ES Sithpahan , MKA Ariyaratne , PRS De Silva

In this work model-based methods are employed along with machine learning techniques to classify sediments in oceanic environments based on the geoacoustic properties of a two-layer seabed. Two different scenarios are investigated. First, a…

信号处理 · 电气工程与系统科学 2023-07-19 Christina Frederick , Soledad Villar , Zoi-Heleni Michalopoulou

Automated detection of acoustic signals is crucial for effective monitoring of sound-producing animals and their habitats across ecologically relevant spatial and temporal scales. Recent advances in deep learning have made these approaches…

Radio echo sounding (RES) is a common technique used in subsurface glacial imaging, which provides insight into the underlying rock and ice. However, systematic noise is introduced into the data during collection, complicating…

计算机视觉与模式识别 · 计算机科学 2021-08-26 Nicholas Khami , Omar Imtiaz , Akif Abidi , Akash Aedavelli , Alan Goff , Jesse R. Pisel , Michael J. Pyrcz

Most existing cry detection models have been tested with data collected in controlled settings. Thus, the extent to which they generalize to noisy and lived environments is unclear. In this paper, we evaluate several established machine…

音频与语音处理 · 电气工程与系统科学 2022-02-18 Xuewen Yao , Megan Micheletti , Mckensey Johnson , Edison Thomaz , Kaya de Barbaro

In this work, we focus on detecting emergency vehicles using only audio data. Improved and quick detection can help in faster preemption of these vehicles at signalized intersections thereby reducing overall response time in case of…

声音 · 计算机科学 2022-02-04 Zubayer Islam , Mohamed Abdel-Aty

Extreme learning machine (ELM) as an emerging branch of shallow networks has shown its excellent generalization and fast learning speed. However, for blended data, the robustness of ELM is weak because its weights and biases of hidden nodes…

机器学习 · 计算机科学 2014-09-24 Bo Han , Bo He , Mengmeng Ma , Tingting Sun , Tianhong Yan , Amaury Lendasse

The aim of latent variable disentanglement is to infer the multiple informative latent representations that lie behind a data generation process and is a key factor in controllable data generation. In this paper, we propose a deep neural…

声音 · 计算机科学 2023-09-07 Yiming Wu

This paper presents the machine learning approach to the automated classification of a dog's emotional state based on the processing and recognition of audio signals. It offers helpful information for improving human-machine interfaces and…

声音 · 计算机科学 2025-03-25 Mariia Slobodian , Mykola Kozlenko

Accurate localization of brain regions responsible for language and cognitive functions in Epilepsy patients should be carefully determined prior to surgery. Electrocorticography (ECoG)-based Real Time Functional Mapping (RTFM) has been…

神经元与认知 · 定量生物学 2017-08-08 Harish RaviPrakash , Milena Korostenskaja , Eduardo Castillo , Ki Lee , James Baumgartner , Ulas Bagci

In multi-temporal SAR interferometry (MT-InSAR), persistent scatterer (PS) pixels are used to estimate geophysical parameters, essentially deformation. Conventionally, PS pixels are selected on the basis of the estimated noise present in…

图像与视频处理 · 电气工程与系统科学 2020-03-12 Ashutosh Tiwari , Avadh Bihari Narayan , Onkar Dikshit

Iterative geostatistical seismic inversion integrates seismic and well data to infer the spatial distribution of subsurface elastic properties. These methods provide limited assessment to the spatial uncertainty of the inverted elastic…

地球物理 · 物理学 2018-10-18 Pedro Pereira , Fernando Bordignon , Leonardo Azevedo , Ruben Nunes , Amilcar Soares

Feature bagging is a well-established ensembling method which aims to reduce prediction variance by combining predictions of many estimators trained on subsets or projections of features. Here, we develop a theory of feature-bagging in…

机器学习 · 统计学 2024-01-11 Benjamin S. Ruben , Cengiz Pehlevan

Compared to supervised deep learning, self-supervision provides remote sensing a tool to reduce the amount of exact, human-crafted geospatial annotations. While image-level information for unsupervised pretraining efficiently works for…

计算机视觉与模式识别 · 计算机科学 2024-06-11 Chenying Liu , Conrad M Albrecht , Yi Wang , Xiao Xiang Zhu