Results 21 to 30 of about 4,678,990 (294)

DISTANCE RANGE TEST OF SW-420 SENSOR-BASED VIBRATION DETECTION SYSTEM

open access: yesJurnal Kumparan Fisika, 2023
ABSTRAK   Proses gelombang yang disebabkan oleh getaran dapat dimanfaatkan dalam hal pemantauan struktur bangunan, analisis kebisingan peralatan industri, dan deteksi gempa. Gempa bumi memiliki dampak berbahaya pada manusia karena pergerakan lempeng
Sultan Nanda Alamsyah   +8 more
doaj   +1 more source

Application of joint domain localised matrix CFAR detector for HFSWR

open access: yesThe Journal of Engineering, 2019
Target detection is one of the most important parts of high-frequency surface wave radar (HFSWR) signal processing, to find targets in noise or clutter and obtain targets’ information.
Lei Ye   +3 more
doaj   +1 more source

Celestial Bodies Far-Range Detection with Deep-Space CubeSats

open access: yesSensors, 2023
Detecting celestial bodies while in deep-space travel is a critical task for the correct execution of space missions. Major bodies such as planets are bright and therefore easy to observe, while small bodies can be faint and therefore difficult to ...
Vittorio Franzese, Francesco Topputo
doaj   +1 more source

Range image segmentation for tree detection in forest scans [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2013
To make a tree-wise analysis inside a forest stand, the trees have to be identified. An interactive segmentation is often labourintensive and time-consuming. Therefore, an automatic detection process will aspired using a range image. This paper presents
A. Bienert, D. Schneider
doaj   +1 more source

Extraordinary tunable dynamic range of electrochemical aptasensor for accurate detection of ochratoxin A in food samples

open access: yesFood Science and Human Wellness, 2017
We report the design of a sensitive, electrochemical aptasensor for detection of ochratoxin A (OTA) with an extraordinary tunable dynamic sensing range. This electrochemical aptasensor is constructed based on the target induced aptamer-folding detection ...
Lin Cheng   +5 more
doaj   +1 more source

Detection of leaf structures in close-range hyperspectral images using morphological fusion [PDF]

open access: yes, 2017
Close-range hyperspectral images are a promising source of information in plant biology, in particular, for in vivo study of physiological changes. In this study, we investigate how data fusion can improve the detection of leaf elements by combining ...
Criollo, Ronald   +4 more
core   +2 more sources

The influence of dynamic environmental interactions on detection efficiency of acoustic transmitters in a large, deep, freshwater lake

open access: yesAnimal Biotelemetry, 2019
Background Acoustic telemetry is an increasingly common method used to address ecological questions about the movement, behaviour, and survival of freshwater and marine organisms.
Natalie V. Klinard   +4 more
doaj   +1 more source

A LiDAR Architecture Based on Indirect ToF For Autonomous Cars

open access: yesJournal of Microwaves, Optoelectronics and Electromagnetic Applications, 2021
A LiDAR architecture for autonomous cars is presented and validated by numerical and experimental results. The proposed scheme is based on indirect time-of-flight principle based on continuous-wave pseudorandom codes and incoherent detection for range ...
Luis G. Da Silva   +1 more
doaj   +1 more source

Distributed Detection in Sensor Networks with Limited Range Sensors

open access: yes, 2008
We consider a multi-object detection problem over a sensor network (SNET) with limited range sensors. This problem complements the widely considered decentralized detection problem where all sensors observe the same object. While the necessity for global
Ermis, Erhan B., Saligrama, Venkatesh
core   +1 more source

Long-Range Neutron Detection [PDF]

open access: yes, 1999
A neutron detector designed for detecting neutron sources at distances of 50 to 100 m has been constructed and tested. This detector has a large surface area (1 m{sup 2}) to enhance detection efficiency, and it contains a collimator and shielding to achieve direction sensitivity and reduce background.
Peurrung, Anthony J.   +4 more
openaire   +4 more sources

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