Results 21 to 30 of about 9,691,705 (303)

Encoder-decoder with dense dilated spatial pyramid pooling for prostate MR images segmentation

open access: yesComputer Assisted Surgery, 2019
Automatic segmentation of prostate magnetic resonance (MR) images has great significance for the diagnosis and clinical application of prostate diseases.
Lei Geng   +5 more
doaj   +1 more source

Motion classification for radar moving target via STFT and convolution neural network

open access: yesThe Journal of Engineering, 2019
Radar moving target detection (MTD) technology is a key technology in the field of radar signal processing. The MTD method of radar has a better performance when applied to uniform motion detection although it has limited performance in other aspects ...
Xiaoqian Mou   +3 more
doaj   +1 more source

Label-free enrichment of rare unconventional circulating neoplastic cells using a microfluidic dielectrophoretic sorting device

open access: yesCommunications Biology, 2021
Montoya Mira & Sapre et al. design a microfluidic device utilizing dielectrophoresis for the enrichment of circulating neoplastic cells that possess both epithelial and immune-like characteristics. They optimized the device using in vitro models and then
Jose Montoya Mira   +9 more
doaj   +1 more source

Uncertainty evaluation for determination of isocarbophos residues in tea by QuEChERS-gas chromatography-tandem mass spectrometry

open access: yesShipin yu jixie, 2022
Objective: The uncertainty of determination of Isocarbophos residues in tea by using QuEChERS-gas chromatography-tandem mass spectrometry techniqne was evaluated.
LU Zhen-hua   +3 more
doaj   +1 more source

Detection of hydraulic phenomena in francis turbines with different sensors [PDF]

open access: yes, 2019
Nowadays, hydropower is demanded to provide flexibility and fast response into the electrical grid in order to compensate the non-constant electricity generation of other renewable sources.
Egusquiza Estévez, Eduard   +4 more
core   +2 more sources

Detecting connectedness [PDF]

open access: yesCerebral Cortex, 1998
Natural visual images are typically composed of multiple objects, which need to be segregated from each other and from the background. The visual system has evolved to capture a great variety of cues that allow a meaningful segmentation of the visual input. One of these cues is connectedness.
Roelfsema, P. R., Singer, W.
openaire   +3 more sources

Laboratory Detection of Novel Corona Virus 2019 Using Polymerase Chain Reaction [PDF]

open access: yes, 2020
Since mid-December 2019, several cases of a pneumonia like disease (with symptoms including fever, difficulty in breathing, cough and invasive lesions on both lungs) of unknown cause have emerged in the central Chinese city of Wuhan.
Chudhary, S. A. (Shafiq)   +2 more
core  

Radar Moving Target Detection in Clutter Background via Adaptive Dual-Threshold Sparse Fourier Transform

open access: yesIEEE Access, 2019
In this paper, an adaptive dual-threshold sparse Fourier transform (ADT-SFT) algorithm is proposed, which enables the application of the SFT and robust SFT (RSFT) to the moving target detection in clutter background.
Xiaohan Yu   +5 more
doaj   +1 more source

Detecting Censor Detection

open access: yes, 2017
Our goal is to empirically discover how censors react to the introduction of new proxy servers that can be used to circumvent their information controls. We examine a specific case, that of obfuscated Tor bridges, and conduct experiments designed to discover how long it takes censors to block them (if they do block at all).
Fifield, David, Tsai, Lynn, Zhong, Qi
openaire   +2 more sources

Determination of Trace Lead in Uranium-bearing Geological Samples by Inductively Coupled Plasma-Optical Emission Spectrometry with Double Capillary On-line Interference Correction

open access: yesYankuang ceshi, 2015
Measured lead contents in geological samples were commonly lower than real values because of matrix elements interference during Inductively Coupled Plasma-Optical Emission Spectrometry (ICP-OES) analyses. In this study, U-bearing geological samples were
YANG Zhen   +5 more
doaj   +1 more source

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