Descriptor

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Descriptor

A variable describing assets, used as an element of a risk index. For example, a volatility risk index, distinguishing high volatility assets from low volatility assets, could consist of several descriptors based on short term volatility, long term volatility, systematic and residual volatility, etc.
References in periodicals archive ?
The type of descriptors involved in the equation 1 are total dipole of the molecule (td) (electronic descriptor), total molecular 2-center resonance energy divided by the no of atoms (tm) (quantum chemical descriptor) and min e-n attraction for H atom(me) (electronic descriptor) (Table 3).
The researchers were able to correlate the NMR metabolomic fingerprints recorded for canned tomato samples to the sensory descriptors known as bitterness, sweetness, sourness, saltiness, tomato and metal taste, redness and density.
Then a total of 1630 molecular descriptors for each polymer were calculated from the optimized molecular geometries using the DRAGON software (35).
CONCLUSIONS: Concentration-response qHTS data may serve as informative biological descriptors of molecules that, when combined with conventional chemical descriptors, may considerably improve the accuracy and utility of computational approaches for predicting in vivo animal toxicity end points.
In this work the results indicate the success in the use of descriptors to detect defects in textile, obtaining the best results whith the Hidden Markov Models.
The complex coefficients a(u) are called the Fourier descriptors of the boundary.
In order to calculate the biomechanical descriptors on each separate IRP a computational algorithm (Figure 1) was developed by the authors in Matlab 6.
The few internationally published systems of assessing interpreting examinations (for example the DPSI and Norwegian systems) use descriptors or holistic approaches.
Descriptors of breathlessness were volunteered (where participants' used their own words) and endorsed (from a pre-existing list of 15 breathlessness statements, Mahler et al 1996).
Therefore, 3D shape descriptors are widely used in some specific domains, such as 3D model retrieval, 3D object classification and recognition, etc.
They had distilled the tagline "American Luxury"--Lincoln's descriptor at the time--and turned it into a drivable reality.
I am pleased that the tobacco companies have agreed to voluntarily discontinue use of these descriptors in advance of anticipated regulations requiring their removal," said Sheridan Scott, the Commissioner of Competition.