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Sejeong Kim and Jongho Park
Recently, an Unmanned Aerial Vehicle (UAV)-based Wireless Sensor Network (WSN) for data collection was proposed. Multiple UAVs are more effective than a single UAV in wide WSNs. However, in this scenario, many factors must be considered, such as collisio...
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Tuomas Yrttimaa, Ninni Saarinen, Ville Kankare, Niko Viljanen, Jari Hynynen, Saija Huuskonen, Markus Holopainen, Juha Hyyppä, Eija Honkavaara and Mikko Vastaranta
Terrestrial laser scanning (TLS) provides a detailed three-dimensional representation of surrounding forest structures. However, due to close-range hemispherical scanning geometry, the ability of TLS technique to comprehensively characterize all trees, a...
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Taiji Lan, Xucheng Xue, Junlin Li, Chengshan Han and Kehui Long
The digital time delay integration (digital TDI) technology of the complementary metal-oxide-semiconductor (CMOS) image sensor has been widely adopted and developed in the optical remote sensing field. However, the details of targets that have low illumi...
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Magnus Bjerkeng, Trine Kirkhus, Walter Caharija, Jens T. Thielemann, Herman B. Amundsen, Sveinung Johan Ohrem and Esten Ingar Grøtli
Aquaculture net cage inspection and maintenance is a central issue in fish farming. Inspection using autonomous underwater vehicles is a promising solution. This paper proposes laser-camera triangulation for pose estimation to enable autonomous net follo...
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Przemyslaw Tymków, Grzegorz Józków, Agata Walicka, Mateusz Karpina and Andrzej Borkowski
The paper presents an efficient methodology of water body extent estimation based on remotely sensed data collected with UAV (Unmanned Aerial Vehicle). The methodology includes the data collection with selected sensors and processing of remotely sensed d...
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Shuai Zhang and Hua Wei
The accurate identification of urban agglomeration spatial area is helpful in understanding the internal spatial relationship under urban expansion and in evaluating the development level of urban agglomeration. Previous studies on the identification of ...
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Molly E. Tedesche, Erin D. Trochim, Steven R. Fassnacht and Gabriel J. Wolken
Perennial snowfields in Gates of the Arctic National Park and Preserve (GAAR) in the central Brooks Range of Alaska are a critical component of the cryosphere. They serve as habitat for an array of wildlife, including caribou, a species that is crucial a...
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Tristan B. Guest and Alex E. Hay
On mixed sand?gravel beaches, impacts from gravel- and cobble-sized grains?mobilized by the energetic shorebreak?limit the utility of in situ instrumentation for measuring the small-scale response of the beach face on wave period time scales. We present ...
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Riccardo Colella,Danilo De Donno,Luciano Tarricone,Luca Catarinucci
Pág. 83 - 89
The design of fully-passive UHF RFID tags preserving cost-effectiveness, yet supplying augmented capabilities, represents an ambitious and stimulating challenge, as such devices would pave the way to a large class of applications where identification, co...
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Vicente de Paula Sousa Júnior, Javier Sparacino, Giovana Mira de Espindola and Raimundo Jucier Sousa de Assis
Remote sensing is valuable for estimating aboveground biomass (AGB) stocks. However, its application in agricultural and pasture areas is limited compared with forest areas. This study quantifies AGB in agriculture?pasture mosaics within Brazil?s Campo M...
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Hong Pan, Yonghong Jia, Dawei Zhao, Tianyu Xiu and Fuzhi Duan
As an important part of coastal wetlands, tidal flat wetlands provide various significant ecological functions. Due to offshore pollution and unreasonable utilization, tidal flats have been increasingly threatened and degraded. Therefore, it is necessary...
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Bo-Gyu Bok, Jin-Seok Jang and Min-Seok Kim
Modern robots fall behind humans in terms of the ability to discriminate between textures of objects. This is due to the fact that robots lack the ability to detect the various tactile modalities that are required to discriminate between textures of obje...
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Chiu-Ching Tuan, Chi-Heng Lu, Yi-Chao Wu, Mei-Chuan Chen, Sung-Wei Chi, Tsair-Fwu Lee and Wen-Ling Yeh
In this paper, we introduce a simple sound signal diagnostic method to evaluate anterior cruciate ligament (ACL) injury before and after reconstructive surgery. Sixty-five recruited participants were divided into control (n = 27) and experimental (n = 38...
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Fang Dong, Yongjie Tang, Xuerui Xing, Zhanhong Liu and Liting Xing
To explore the evolution process of soil salinization in Shouguang, the current study applied the Pan and Multi-spectra Sensor (PMS), Operational Land Imager (OLI) and Thematic Mapper (TM) data to establish a remote sensing monitoring model of soil salin...
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Shimelis Asfaw Wakigari and Robert Leconte
Soil moisture is an essential hydrological variable for a suite of hydrological applications. Its spatio-temporal variability can be estimated using satellite remote sensing (e.g., SMOS and SMAP) and in-situ measurements. However, both have their own str...
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Yu Jing, Fugui Qi, Fang Yang, Yusen Cao, Mingming Zhu, Zhao Li, Tao Lei, Juanjuan Xia, Jianqi Wang and Guohua Lu
As an important and basic platform for remote life sensing, unmanned aerial vehicles (UAVs) may hide the vital signals of an injured human due to their own motion. In this work, a novel method to remove the platform motion and accurately extract human re...
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Konstantinos Kozalakis, Ioannis Sofianidis, Vasileios Konstantakos, Kostas Siozios and Stylianos Siskos
This work introduces a light harvesting system with battery management. In contrast to relevant solutions that operate in limited ranges, the proposed system covers a wide operating input power range from 10 uW up to 300 mW. Specifically, experimental re...
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Vít Novotný,Petr Sysel,Ale? Proke?,Pavel Hanák,Karel Slavícek
Pág. 1 - 6
This paper studies possible utilization of fiber optic switches for more efficient utilization of expensive electronic components which are the core of long range fiber-based sensors systems. Complex architecture of such systems starting to be used for m...
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Maria Jokela, Matti Kutila and Pasi Pyykönen
Light detection and ranging sensors (LiDARS) are the most promising devices for range sensing in automated cars and therefore, have been under intensive development for the last five years. Even though various types of resolutions and scanning principles...
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Xingbo Lu, Weiwei Yang, Yueming Cai and Xinrong Guan
Compressed sensing (CS) has great potential in channel estimation for millimeter wave (mmWave) massive multiple-input multiple-output (MIMO) systems. To solve such a CS-based channel estimation problem, three categories of algorithms, namely convex relax...
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