What's the difference between chromatic and spectral?

Chromatic


Definition:

  • (a.) Relating to color, or to colors.
  • (a.) Proceeding by the smaller intervals (half steps or semitones) of the scale, instead of the regular intervals of the diatonic scale.

Example Sentences:

  • (1) Classic technics of digital image analysis and new algorithms were used to improve the contrast on the full image or a portion of it, contrast a skin lesion with statistical information deduced from another lesion, evaluate the shape of the lesion, the roughness of the surface, and the transition region from the lesion to the normal skin, and analyze a lesion from the chromatic point of view.
  • (2) Scientists and clinicians concerned with underwater vision have not considered the relationship between chromatic aberration, water color, and the refractive state of the eye.
  • (3) Growth of cells in medium containing BrdU for two generations allows fluorometric documentation of the semiconservative distribution of newly replicated DNA between sister chromatids, and regions of sister chromated exchange are demarcated.
  • (4) The male:female prevalence of nickel allergy was 1:2 (sex difference p less than 0.001) and for chromate was 7:1 (sex difference p less than 0.001).
  • (5) The results were interpreted as the manifestation of chromatically-opponent system activities in temporal integration.
  • (6) In Experiment 1, newborns differentiated gray from green, from yellow, and from red: For each of these hues they preferred chromatic-and-gray checkerboards over gray squares matched in mean luminance, even though the luminance of the gray checks was varied systematically over a wide range so as to minimize nonchromatic cues.
  • (7) With the advent of colour coding in electro-optical displays, the need for a detailed quantification of focusing responses to chromatic stimuli is particularly important because of the influence of the chromatic aberration present in ocular optics on the focusing response of the eye.
  • (8) In agreement with reports from comparable centres, metals are high up on the "hitlist" of frequent allergens (nickel 24%, cobalt 9%, chromates 6%), followed by ingredients of cosmetics and toiletries (fragrances 16%, balsam of Peru 10%, Kathon 5%), whilst already way back are topical medicines (neomycin 4%, parabens 3%, lanolin 2%, benzocaine 1%) and rubber additives (thiuram-mix 2% and carba-mix 1%).
  • (9) Spectral differences in image size are proportional to the eye's longitudinal chromatic aberration and the axial distance between the entrance pupil and nodal point.
  • (10) The human epidemiological studies have provided convincing evidence that zinc chromate is a potent carcinogen and there is some evidence that calcium chromate and chromium trioxide also constitute a cancer hazard in humans.
  • (11) Stimulus parameters were selected to isolate the chromatic and achromatic systems.
  • (12) Exposure to 10(-7) M chromate solution for 7 days inhibited colony formation while acute (1 h) treatment was toxic at 5 .
  • (13) In many cyanobacteria, phycoerythrin expression is regulated by light wavelength in a response known as chromatic adaptation.
  • (14) In the lung of a rat intratracheally injected with a saline solution of sodium chromate, ascorbic acid decreased to 80% of the normal level, and ca.
  • (15) We conclude that, for stimuli of either achromatic or chromatic contrast, peripheral spatial resolution is limited by post-receptoral mechanisms.
  • (16) Patients with high-tension glaucoma showed significant losses in both chromatic and achromatic sensitivities when compared with low-tension glaucoma patients.
  • (17) We know a good deal less about the chromatic analyses that occur beyond these early stages.
  • (18) 93 patients with contact allergy to chromates were followed up for 15 years during which time they were examined clinically and patch tested quantitatively at regular intervals.
  • (19) Yet, the similarity of the chromatic arrangement of their centers with that of the ganglion cells shows that the four basic types of color channels are already in existence in the amacrine cells where they seem to originate.
  • (20) When the fields were juxtaposed, chromatic sensitivity declined with viewing duration.

Spectral


Definition:

  • (a.) Of or pertaining to a specter; ghosty.
  • (a.) Of or pertaining to the spectrum; made by the spectrum; as, spectral colors; spectral analysis.

Example Sentences:

  • (1) Spectral analysis of spontaneous heart rate fluctuations, a powerful noninvasive tool for quantifying autonomic nervous system activity, was assessed in Xenopus Laevis, intact or spinalized, at different temperatures and by use of pharmacological tools.
  • (2) From these data it is possible to predict theoretically the apparent temperature difference as seen by an infrared scanner or radiometer with a detector of which the spectral detectivity, D (lambda), is known.
  • (3) Ultraviolet difference spectrophotometry indicates that the inactivated enzyme retains its capacity for binding the nucleotide substrates whereas the spectral perturbation characteristic of 3-phosphoglycerate binding is abolished in the modified enzyme.
  • (4) In scanning of more than 20 Hz frequency, the spectral pattern also reflected the characteristics of the cone system.
  • (5) The probable reaction mechanisms prevailing in both cases are discussed in accordance with the low and high resolution mass spectral data presented.
  • (6) Four types of behavior were observed with increasing stimulation level: 1) the two spectral parameters and conduction velocity both increased with stimulation in 15 experiments, 2) the two spectral parameters decreased and conduction velocity increased in 8 experiments, 3) the two spectral parameters and conduction velocity both decreased in 6 experiments, and 4) the two spectral parameters increased and conduction velocity decreased in 3 experiments.
  • (7) In the analysis of background fluorescence, the principal components were, as for the two-step technique, autofluorescence and propidium spectral overlap.
  • (8) Starting from the observation that the part above 6 Hz of the power spectrum of force tremor during isometric contractions can be related to the unfused twitches of motor units firing asynchronously, an attempt was made to study the usefulness of force tremor spectral analysis as a global descriptor of motoneurone pool activity.
  • (9) Spectral changes were observed before histologic changes were apparent.
  • (10) Approaches have been worked out for the determination of qualitative composition of the mixtures and spectral parameters.
  • (11) Their structures were deduced as 3-O-beta-D-glucopyranosyl (1----3)-alpha-L-rhamnopyranosyl (1----2)-alpha-L-arabinopyranosyl hederagenin 28-O-beta-D-glucopyranosyl (1----6)-beta-D-glucopyranosyl ester (VII) and 3-O-alpha-L-rhamnopyranosyl (1----3)-beta-D-glucopyranosyl (1----3)-alpha-L-rhamnopyranosyl (1----2)-alpha-L-arabinopyranosyl hederagenin 28-O-beta-glucopyranosyl (1----6)-beta-D-glucopyranosyl ester (VIII), based on spectral analysis and chemical evidences as well as results of 2D-HPTLC.
  • (12) The melting profile exhibited two transitions--one at about 35 degrees C and one above 50 degrees C. Our spectral data showed that helices I and II were stable during the first transition, and agreed with other data that helix III was the most likely helix to have melted.
  • (13) The pH dependence of this spectral change gave a sigmoidal curve fitted well to a theoretical curve of a cooperative release of two protons with a pK value of 7.5, indicating the existence of the acidic and alkaline forms of the ferrous CO enzyme.
  • (14) The respiratory functions of the oropharynx, larynx, and trachea of normal human fetuses in utero were explored by means of real-time, two-dimensional ultrasonography combined with color-flow and spectral Doppler analysis.
  • (15) The spectral interaction between Hoechst and chromomycin is quantified.
  • (16) RR spectra of fatty acyl-CoA and its complexes are consistent with the previous hypothesis that visible spectral shifts observed during formation of acetoacetyl-CoA and crotonyl-CoA complexes of fatty acyl-CoA dehydrogenase result from charge-transfer interactions in which the ground state is essentially nonbonding as opposed to interactions in which complete electron transfer occurs to form FAD semiquinone.
  • (17) 4, 669-679), on the other hand, operates only on a collection of spectral data to extract the common spectral components with their spectral weights.
  • (18) On the basis of spectral and chemical evidence, pedicularioside E and F were identified to be 1'-O-beta-D-(3-methoxy-4-hydroxy-beta-phenyl)-ethyl-6'-O-feruloyl- alpha-L-(2-acetyl)-rhamnosyl-(1----3')-4'-acetylglucopyranoside and shanzhisin methyl ester cellobioside, respectively.
  • (19) The reports of rod-dominated psychophysical spectral sensitivity from the deprived eye of monocularly lid-sutured (MD) monkeys are intriguing but difficult to reconcile with the absence of any reported deprivation effects in retina.
  • (20) Comparison of implant-user performance with the temporal-only data reported here can help determine whether the speech information available to the implant user consists of entirely temporal cues, or is augmented by spectral cues.