Results 71 to 80 of about 22,396,185 (154)

Comparison of high-volume instrument and advanced fiber information systems based on prediction performance of yarn properties using a radial basis function neural network

open access: yes, 2013
In this study, an artificial neural network (ANN) model is presented in order to predict the tenacity and hairiness of carded cotton yarns. Fiber measurement values generated by using a high-volume instrument (HVI) and an advanced fiber information ...
Turhan, Yıldıray, Toprakçı, Ozan
core   +1 more source

Modeling on propagation of shock waves induced by hypervelocity impact (HVI) with application to evaluation of HVI damage

open access: yes, 2015
A hypervelocity impact (HVI) of an aluminium sphere into an aluminium plate with a speed around 4000 m/s is numerically modeled and experimentally verified.
MENGLONG LIU   +7 more
core   +1 more source

Genetic dissection and origin of pleiotropic loci underlying multi-level fiber quality traits in upland cotton (Gossypium hirsutum L.)

open access: yesJournal of Integrative Agriculture
Cotton fiber quality is a persistent concern that determines planting benefits and the quality of finished textile products. However, the limitations of measurement instruments have hindered the accurate evaluation of some important fiber characteristics
Hongge Li   +9 more
doaj   +1 more source

A Machine Vision-Based Intelligent Identification System for Quality Grading of Saw-Ginned Cotton

open access: yesAgronomy
Quality inspection of imported saw-ginned cotton mainly involves the determination of color grade and impurity grade. Traditional manual grading and High Volume Instrument (HVI) testing are limited by subjectivity, insufficient accuracy, single-indicator
Jun Lyu   +3 more
doaj   +1 more source

Volume Bragg grating external cavities for the passive phase locking of high-brightness diode laser arrays : theoretical and experimental study [PDF]

open access: yes, 2011
We describe the theoretical modeling of the external-cavity operation of a phase-locked array of diode lasers in two configurations, the self-imaging cavity based on the Talbot effect and the angular-filtering cavity. Complex filtering functions, such as
Jun Lim   +19 more
core   +1 more source

Normalized values for HVI, exposure, sensitivity and adaptive capacity for the 41 census tracts with higher values HVI.

open access: yes, 2016
HVI increases towards the northern end of the city.
Luis Inostroza (3110319)   +2 more
core   +1 more source

Mantis, HVI and spinning : some preliminary results

open access: yes, 2003
This study was conducted to gain a better understanding of the relationships between the different dynamometric measurements used to characterize fibers and yams.
Francalanci, Philippe   +9 more
core  

A reference test for HVI strength measurements. Implications for HVI testing

open access: yes, 1998
Fibrograms were obtained for cotton beards used in HVI testing after conditioning the beards in two different relative humidity environments. The differences in optical mass measurements for the fibrograms were negligibly small and close to the ...
Drieling, Axel   +4 more
core  

Confirmation of length effect on HVI cotton fiber strength measurement

open access: yes, 2003
Two experiments were performed to investigate the effect of variations in fiber length distribution on strength measured by different instruments. In these experiments, we assumed that cutting the fibers along their length would not have any effect on ...
Gourlot, Jean-Paul   +4 more
core  

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