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Psychological support hotlines are an effective suicide prevention measure that typically relies on professionals using suicide risk assessment scales to predict individual risk scores. However, the accuracy of scale-based predictive…

机器学习 · 计算机科学 2024-08-30 Changwei Song , Qing Zhao , Jianqiang Li , Yining Chen , Yongsheng Tong , Guanghui Fu

Building coverage statistics provide crucial insights into the urbanization, infrastructure, and poverty level of a region, facilitating efforts towards alleviating poverty, building sustainable cities, and allocating infrastructure…

计算机视觉与模式识别 · 计算机科学 2023-01-06 Enci Liu , Chenlin Meng , Matthew Kolodner , Eun Jee Sung , Sihang Chen , Marshall Burke , David Lobell , Stefano Ermon

With the rapid proliferation of information across digital platforms, stance detection has emerged as a pivotal challenge in social media analysis. While most of the existing approaches focus solely on textual data, real-world social media…

计算机视觉与模式识别 · 计算机科学 2025-09-11 Lata Pangtey , Omkar Kabde , Shahid Shafi Dar , Nagendra Kumar

Social media messages posted by people during natural disasters often contain important location descriptions, such as the locations of victims. Recent research has shown that many of these location descriptions go beyond simple place…

计算机与社会 · 计算机科学 2023-10-17 Yingjie Hu , Gengchen Mai , Chris Cundy , Kristy Choi , Ni Lao , Wei Liu , Gaurish Lakhanpal , Ryan Zhenqi Zhou , Kenneth Joseph

This article is a survey on deep learning methods for single and multiple sound source localization. We are particularly interested in sound source localization in indoor/domestic environment, where reverberation and diffuse noise are…

声音 · 计算机科学 2022-07-20 Pierre-Amaury Grumiaux , Srđan Kitić , Laurent Girin , Alexandre Guérin

Disaster response is critical to save lives and reduce damages in the aftermath of a disaster. Fundamental to disaster response operations is the management of disaster relief resources. To this end, a local agency (e.g., a local emergency…

机器学习 · 计算机科学 2023-08-01 Hongzhe Zhang , Xiaohang Zhao , Xiao Fang , Bintong Chen

Sound sources localization using multichannel signal processing has been a subject of active research for decades. In recent years, the use of deep learning in audio signal processing has allowed to drastically improve performances for…

音频与语音处理 · 电气工程与系统科学 2021-06-16 Hadrien Pujol , Éric Bavu , Alexandre Garcia

User-generated social media data is constantly changing as new trends influence online discussion and personal information is deleted due to privacy concerns. However, most current NLP models are static and rely on fixed training data,…

This paper presents a novel approach for indoor acoustic source localization using microphone arrays and based on a Convolutional Neural Network (CNN). The proposed solution is, to the best of our knowledge, the first published work in…

声音 · 计算机科学 2019-02-01 Juan Manuel Vera-Diaz , Daniel Pizarro , Javier Macias-Guarasa

Supervised learning algorithms are heavily reliant on annotated datasets to train machine learning models. However, the curation of the annotated datasets is laborious and time consuming due to the manual effort involved and has become a…

计算与语言 · 计算机科学 2022-09-27 Ramya Tekumalla , Juan M. Banda

The rapid proliferation of deep-learning-based detection and association methods has greatly expanded automatically generated earthquake catalogs, but has also introduced false detections, mis-associated arrivals, and poorly constrained…

地球物理 · 物理学 2026-03-03 Ziye Yu , Jinqing Sun , Yuqi Cai , Zemin Liu , Pingping Wu , Xin Liu , Jiayan Tan

Social media platforms such as Twitter, Facebook etc can be utilised as an important source of information during disaster events. This information can be used for disaster response and crisis management if processed accurately and quickly.…

机器学习 · 计算机科学 2021-07-02 Aman Priyanshu , Mudit Sinha , Shreyans Mehta

An important aspect of urban planning is understanding crowd levels at various locations, which typically require the use of physical sensors. Such sensors are potentially costly and time consuming to implement on a large scale. To address…

社会与信息网络 · 计算机科学 2020-12-08 Jerome Heng , Junhua Liu , Kwan Hui Lim

Cities have been a thriving place for citizens over the centuries due to their complex infrastructure. The emergence of the Cyber-Physical-Social Systems (CPSS) and context-aware technologies boost a growing interest in analysing,…

社会与信息网络 · 计算机科学 2017-05-30 Nazli Farajidavar , Sefki Kolozali , Payam Barnaghi

Social media has become an essential channel for posting disaster-related information, which provide governments and relief agencies real-time data for better disaster management. However, research in this field has not received sufficient…

社会与信息网络 · 计算机科学 2021-07-13 Zhijie Sasha Dong , Lingyu Meng , Lauren Christenson , Lawrence Fulton

In this paper, we address the problem of conducting statistical inference in settings involving large-scale data that may be high-dimensional and contaminated by outliers. The high volume and dimensionality of the data require distributed…

机器学习 · 统计学 2022-11-30 Emadaldin Mozafari-Majd , Visa Koivunen

The proliferation of smartphones and wearable devices has increased the availability of large amounts of geospatial streams to provide significant automated discovery of knowledge in pervasive environments, but most prominent information…

社会与信息网络 · 计算机科学 2019-02-15 Bhaskar Gautam , Annappa Basava , Abhishek Singh , Amit Agrawal

We present a novel framework for high-resolution forecasting of residential heating demand and non-heating electricity demand using probabilistic deep learning models. Because our models are trained on electricity consumption from a…

综合经济学 · 经济学 2026-05-12 Stephen J. Lee , Cailinn Drouin

We address the essential role of information retrieval in enhancing climate downscaling, focusing on the need for high-resolution datasets and the application of deep learning models. We explore the requirements for acquiring detailed…

大气与海洋物理 · 物理学 2024-06-03 Declan Curran , Hira Saleem , Flora Salim

The analysis of natural disasters such as floods in a timely manner often suffers from limited data due to coarsely distributed sensors or sensor failures. At the same time, a plethora of information is buried in an abundance of images of…

计算机视觉与模式识别 · 计算机科学 2020-11-12 Björn Barz , Kai Schröter , Ann-Christin Kra , Joachim Denzler