scholarly journals Fast detection of duck circovirus by real-time fluorescence-based recombinase-aided amplification

2022 ◽  
pp. 101707
Author(s):  
Xinyue Li ◽  
Chunguang Wang ◽  
Zongshu Zhang ◽  
Chao Wang ◽  
Wenjing Wang ◽  
...  
ACS Sensors ◽  
2020 ◽  
Vol 5 (3) ◽  
pp. 823-830 ◽  
Author(s):  
Hao Jia ◽  
Yanlong Song ◽  
Bin Huang ◽  
Wei Ge ◽  
Kathy Qian Luo

2011 ◽  
Vol 69 (4) ◽  
pp. 447-451
Author(s):  
Azza Dandana ◽  
Imen Gammoudi ◽  
Salima Ferchichi ◽  
Hinda Chahed ◽  
Giampiero Bricca ◽  
...  

2013 ◽  
Vol 76 (5) ◽  
pp. 871-873 ◽  
Author(s):  
HEIKE MARGOT ◽  
NICOLE CERNELA ◽  
CAROL IVERSEN ◽  
CLAUDIO ZWEIFEL ◽  
ROGER STEPHAN

Following the recent outbreak of Shiga toxin–producing Escherichia coli (STEC) O104:H4 infection in Germany, the demand for fast detection of STEC has again increased. Various real-time PCR-based methods enabling detection of Shiga toxin genes (stx) have been developed and can be used for applications in food microbiology. The present study was conducted to evaluate the reliability of seven commercially available real-time PCR systems for detection of stx1 and stx2 subtypes. For this purpose, pure cultures of 18 STEC strains harboring all known stx1 and/or stx2 subtypes were tested. Only one of the seven real-time PCR systems detected all known stx1 and stx2 subtypes. Six systems failed to detect the stx2f subtype. One system missed stx2 subtypes reported in association with severe human disease. Because the presence of certain stx genes (subtypes) is considered an important indicator of STEC virulence, systems differentiating between the stx1 and stx2 gene groups provide added value. Reliable and fast detection of stx genes is of major importance for both diagnostic laboratories and the food industry.


Author(s):  
FRANCESCO G. B. DE NATALE

Simple approaches to texture discrimination based on histogram analysis are useful in real-time applications but often yield inadequate results. On the other hand, methods based on higher-order statistics (e.g., co-occurrence matrices) provide a more complete statistical characterisation but are extremely time-consuming. In this paper, methods based on first order statistical analysis are reviewed and the significance of the relevant representative features analyzed. Then, rank functions are considered and appropriate distance functions are introduced that prove to have substantial advantages over classical histogram-based approaches.


2005 ◽  
Vol 34 (6) ◽  
pp. 495-500 ◽  
Author(s):  
E. Fringuelli ◽  
A. N. J. Scott ◽  
A. Beckett ◽  
J. McKillen ◽  
J. A. Smyth ◽  
...  

Shock ◽  
2004 ◽  
Vol 21 (Supplement) ◽  
pp. 107
Author(s):  
S. Klaschik ◽  
L E Lehmann ◽  
A. Hoeft ◽  
F. Stuber

Author(s):  
Neha B. ◽  
Naveen V. ◽  
Angelin Gladston

With human-computer interaction technology evolving, direct use of the hand as an input device is of wide attraction. Recently, object detection methods using CNN models have significantly improved the accuracy of hand detection. This paper focuses on creating a hand-controlled web-based skyfall game by building a real time hand detection using CNN-based technique. A CNN network, which uses a MobileNet as the feature extractor along with the single shot detector framework, is used to achieve a robust and fast detection of hand location and tracking. Along with detection and tracking of hand, skyfall game has been designed to play using hand in real time with tensor flow framework. This way of designing the game where hand is used as input to control the paddle of skyfall game improved the player interaction and interest towards playing the game. This model of CNN network used egohands dataset for detecting and tracking the hands in real time and produced an average accuracy of 0.9 for open hands and 0.6 for closed hands which in turn improved player and game interactions.


2004 ◽  
Vol 32 (Supplement) ◽  
pp. A151
Author(s):  
Sven Klaschik ◽  
Lutz E Lehmann ◽  
Malte Book ◽  
Andreas Hoeft ◽  
Frank Stuber

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