نتایج جستجو برای: colorimetric attributes

تعداد نتایج: 77135  

Journal: :The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences 2021

Abstract. The detection of openings based on point clouds is generally geometric features namely the X, Y and Z coordinates points. Existing methods exploit but ignore most time other attributes as colour intensity. Such information may be however particularly interesting to recognise segment in facades. In this paper, use radiometric information, intensity, investigated for segmentation window...

2013
Fengqiang Wang Dennis Driscoll Alexandre Ambrogelly

Biologics manufacturing requires the clearance of Host Cell Proteins (HCPs) from recombinant therapeutic protein to acceptable low levels to ensure product purity and patient safety. To ensure adequate removal, a highly sensitive method, commonly in the form of Enzyme-Linked Immunosorbent Assay (ELISA), is necessary to quantify the HCPs amount in process intermediates and drug substance. We rep...

Journal: :Food Science and Technology 2022

The effect of high dietary lipid on the meat quality parameters shoulder adult goats in raw and during curing smoking was evaluated by classical multivariate approaches. animals were divided into two groups different finishing strategies: without whole full-fat linseed (WFFLG, n = 9) (FFLG, 9), with diets containing an ether extract content 2.7% 6.9%, respectively. physicochemical attributes di...

Journal: :Psychophysiology 2003
José van Velzen Martin Eimer

Previous experiments investigating ERP correlates of anticipatory attention shifts triggered by central symbolic cues have identified a contralateral "early directing attention negativity," which was assumed to be generated by processes involved in the control of spatial orienting. Here we demonstrate that this component is not directly linked to the control of attentional shifts, but instead r...

Journal: :Clinical chemistry 1975
J A Lott K Turner

Trinder's method for glucose has nearly all the attributes of an ideal automated colorimetric glucose oxidase procedure. The chemicals used in the color reaction with peroxidase are readily available, the solutions are stable and can be prepared by the user, the method is highly specific and largely free of interferences, the sensitivity can be adjusted by the user to cover a wide range of gluc...

Journal: :nanochemistry research 0
bagher eftekhari-sis department of chemistry, university of maragheh, maragheh, iran somayeh mirdoraghi department of chemistry, university of maragheh, maragheh, iran

a graphene oxide-terpyridine conjugate (gotc) based colorimetric and fluorescent nano-chemosensor was synthesized. it showed high selectivity and sensitivity for fe2+ and fe3+ ions in neutral aqueous solution over other metal ions such as li+, na+, ba2+, ca2+, al3+, cd2+, co2+, cu2+, hg2+, mn2+, ni2+, pb2+, zn2+, cr3+ and ag+. in absorption spectra, upon addition of fe2+ or fe3+, the sensor dis...

1993
Peter G. Engeldrum

Device independent color requires that all color imaging devices “speak” in CIE colorimetric terms. A color image scanner is one component of the desktop color imaging chain that needs to be colorimetric if color is to be device independent. Most commercial color scanners are not colorimetric. Instead, they are built as color densitometers, emulating commercial graphic arts scanners. There are ...

1999
J Schanda

Colorimetry, 2 edition (4) contains all the definitions of colorimetric terms, discusses CIE colorimetric practice and provides many useful tables to perform colorimetric calculations. CIE Technical Committee TC 1-48 deals at the present moment with updating this publication. The update will not change anything basic in CIE colorimetry. It will mainly get the recommendations in line with the re...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2006
Fuhui Long Zhiyong Yang Dale Purves

The perceptual color qualities of hue, saturation, and brightness do not correspond in any simple way to the physical characteristics of retinal stimuli, a fact that poses a major obstacle for any explanation of color vision. Here we test the hypothesis that these basic color attributes are determined by the statistical covariations in the spectral stimuli that humans have always experienced in...

2014
Jing Lu Gujing Li Diankun Gong Qingqing Hu

Previous studies have proved that partial information transmission can be found between intensity and pitch. In our last study, it was demonstrated that the timbre attribute can be transmitted as partial information between timbre and intensity. We manipulated the two attributes of stimulus, namely, timbre (piano vs. violin) and pitch (high vs. low), to find out whether they also have partial i...

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