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Long Bin Tan and Linus Yinn Leng Ang
This study aims to tackle the challenge of high noise levels on balconies while preserving natural ventilation. Eight innovative balcony designs, incorporating elements like diffuser edges, undulating ceilings, Helmholtz resonators, grooves, or sound tra...
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Fukuharu Tanaka, Teruhiro Mizumoto and Hirozumi Yamaguchi
Advances in image analysis and deep learning technologies have expanded the use of floor plans, traditionally used for sales and rentals, to include 3D reconstruction and automated design. However, a typical floor plan does not provide detailed informati...
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Ruiqian Wang, Dan Yao, Jie Zhang, Xinbiao Xiao and Ziyan Xu
The body of a high-speed train is a composite structure composed of different materials and structures. This makes the design of a noise-reduction scheme for a car body very complex. Therefore, it is important to clarify the key factors influencing sound...
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Nikita R. Poddubrovskii, Ivan A. Lobach and Sergey I. Kablukov
We report on the development of an optical frequency domain reflectometry (OFDR) system based on a continuous-wave Er-doped self-sweeping fiber laser. In this work, we investigate the influence of the input data processing procedure in an OFDR system on ...
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Syed Zafar Abbas Mehdi, Aiffah Mohd Ali and Safiah Zulkifli
One of the challenges of the Internet of Things (IoT) is to provide connectivity to devices around the globe. Long Range (LoRa) is one of the most practical technologies due to its low-power and long-range capabilities to be used by the Low Earth Orbit (...
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Fan Yang, You Li, Mingliang Che, Shihua Wang, Yingli Wang, Jiyi Zhang, Xinliang Cao and Chi Zhang
An increasing number of applications require the accurate 3D layout reconstruction of indoor environments. Various devices including laser scanners and color and depth (RGB-D) cameras can be used for this purpose and provide abundant and highly precise d...
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Xin-Yu Zhao, Xiao-Dan Fang, Fan Wang and Jing Zhou
The flat slab-flanged wall (FSFW) coupled system has gained popularity in recent years; however, its seismic performance remains an issue, as beams and columns in it are commonly eliminated. To tackle this problem, embedding concrete-filled steel tubes (...
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Zhe Zhang, Xin Bian and Mingqi Li
Channel estimation is an important component of orthogonal frequency division multiplexing (OFDM) systems. The existence of virtual subcarriers leads to energy spreading in the time-domain when using Inverse Fast Fourier Transform (IFFT), resulting in po...
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Kun Yan, Shiyou Wu, Shengbo Ye and Guangyou Fang
In actual life-detection radar applications, a quasi-static person with weak respiration is difficult to find when relying on the echoes from a single fixed observation point. To effectively sense the weak respiration of a quasi-static person in complex ...
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Walter Leal Filho, Ismaila Rimi Abubakar, Cintia Nunes, Johannes (Joost) Platje, Pinar Gökcin Ozuyar, Markus Will, Gustavo J. Nagy, Abul Quasem Al-Amin, Julian David Hunt and Chunlan Li
The rapidly increasing global populations and socio-economic development in the Global South have resulted in rising demand for natural resources. There are many plans for harvesting natural resources from the ocean floor, especially rare metals and mine...
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