What's the difference between roc and rod?

Roc


Definition:

  • (n.) A monstrous bird of Arabian mythology.

Example Sentences:

  • (1) Delta roc, which extends from base pairs 41883 to 43825, overlaps the nin5 deletion, which extend from base pairs 40501 to 43306.
  • (2) It is readily expressed as clinical sensitivity and specificity, and elegantly represented by the receiver operating characteristic (ROC) curve.
  • (3) If I’m the bad guy because I’m not the guy they want me to be, then so be it.” Over the last year he resolved his promotional woes in court and has since signed with Jay Z’s Roc Nation Sports – along with Miguel Cotto the nascent sports agency’s highest-profile signing in boxing.
  • (4) In this tutorial, we discuss the advantages and limitations of the ROC curve for clinical decision making in laboratory medicine.
  • (5) A highly organized myoelectric event in the fasting avian small intestine, the ROC is demonstrated in detail in chickens (Gallus); it is also found in other gallinaceous birds but not in owls (Strix) or mammals.
  • (6) The ROC curves show that no one marker performs adequately for the detection of disease either at initial staging or during follow-up.
  • (7) The corresponding point, when located on the receiver operating characteristics (ROC) diagram, demonstrated a clear improvement in diagnostic accuracy.
  • (8) The combination of variables possessing the greatest area under the ROC curve included (1) physician global assessment score less than or equal to 4 (0 = extremely well, 10 = extremely poorly), (2) patient sleep score less than or equal to 6 (0 = sleeping extremely well, 10 = sleeping extremely poorly), and (3) tender point score less than or equal to 14 (maximum possible tender point score equalled 20).
  • (9) Analysis of receiver-operating-characteristic parameters indicates that the clues regarding location of trauma facilitate detection of fractures by orthopedists (an 11% improvement in Az, the area under the ROC curve, F[1,12] = 49.67, p less than .001).
  • (10) In this paper we propose reasonable confidence bounds for ROC curves and a corresponding point estimator.
  • (11) An analysis of the relative ROC curves allowed the selection of cut-off values that maximize the diagnostic efficiency or, alternatively, the diagnostic sensitivity or the diagnostic specificity for pseudouridine parameters, and has allowed the comparison of the two tests to answer the same clinical question.
  • (12) Consistent results of hypothesis testing of the significance of differences between two ROC curves will be similar, regardless of which method is used, as long as one uses the same estimation technique on the two curves and as long as the two ROC curves being compared are of similar shape.
  • (13) ROC curves are widely used for the evaluation of diagnostic tests to decide between "healthy" and "diseased" individuals when the measurements are on a continuous scale.
  • (14) Only marginal additional diagnostic information was achieved, however, as the ROC curves, Kappa index and Relative risk were nearly unchanged, regardless of combination of EFW and SF measurements.
  • (15) Receiver Operation Characteristic curves (ROC-curves) showed that the sensitivity and specificity and hence diagnostic efficiency for total white blood cell count, number of segmented leukocytes and C-reactive protein concentration for the detection of acute appendicitis were higher than for erythrocyte sedimentation rate, alpha 1-antiproteinase concentration and body temperature.
  • (16) Observer performance tests were conducted to compare the effects on diagnostic accuracy of Conventional Radiography, FCR hardcopy and CRT images, and diagnostic accuracy was determined with receiver operating characteristic (ROC) analysis.
  • (17) In addition, ROC study using clinical angiograms showed no significant statistical differences between the original film and CRT image even with 0.2 mm matrix size.
  • (18) The area beneath the ROC curve (Az) is an index of predictor performance when its value ranges from 0.5 (chance performance) to 1 (perfect prediction).
  • (19) A receiver operating characteristic (ROC) curve, calculated from the nested case-control study data, showed that BMC z-scores, measured after low-trauma fracture, have both low sensitivity and low specificity to detect existing fracture status.
  • (20) Receiver-operating characteristic (ROC) curves based on sensitivity and specificity revealed that none of the proposed thresholds for sperm density or TMS is clearly a best choice.

Rod


Definition:

  • (n.) A straight and slender stick; a wand; hence, any slender bar, as of wood or metal (applied to various purposes).
  • (n.) An instrument of punishment or correction; figuratively, chastisement.
  • (n.) A kind of sceptor, or badge of office; hence, figuratively, power; authority; tyranny; oppression.
  • (n.) A support for a fishing line; a fish pole.
  • (n.) A member used in tension, as for sustaining a suspended weight, or in tension and compression, as for transmitting reciprocating motion, etc.; a connecting bar.
  • (n.) An instrument for measuring.
  • (n.) A measure of length containing sixteen and a half feet; -- called also perch, and pole.

Example Sentences:

  • (1) The NORPLANT-2 rod system on the other hand consists of only 2 rods.
  • (2) Since resistance is mainly mediated by R plasmids, we undertook to investigate the characteristics of R plasmid-determined beta-lactamase in 6 Gram-negative rods.
  • (3) Electroretinographic (ERG), morphometric and biochemical studies on retinas from monkeys or rats reveal that moderate level developmental lead (Pb) exposure produces long-term selective rod deficits and degeneration.
  • (4) Electron microscopy revealed the presence of a hitherto unreported peculiar "pilovacuolar" inclusion in numerous mitochondria, composed of an electron dense pile or rod within a vacuole, while globular or crystalline inclusions were absent.
  • (5) Changes in protein phosphorylation induced by phagocytic challenge were identified in cultured rat retinal pigment epithelium (RPE) following exposure to isolated rat rod outer segments (ROS) or to polystyrene latex microspheres (PSL).
  • (6) Thirty-six investigations were made using a number of lithium fluoride micro-rods for each investigation.
  • (7) After intravenous or dorsal lymph sac injections of 3H-22:6, most of the retinal label was seen in rod photoreceptor cells.
  • (8) The antigenic determinant defined by 5E9 was also shown to be present in a 87000 molecular weight polypeptide located in the proximal part of the flagellum of Crithidia oncopelti in which a paraflagellar rod is not detectable at the ultrastructural level.
  • (9) Chloride caused a significant concentration-dependent shortening of myosin rods due to destabilization of the alpha-helical double coiled rod structure.
  • (10) Rod adaptation was abnormal in both families, but the time course of adaptation differed between patients with the two mutations.
  • (11) Electron microscopy shows that at neutral pH, CEA particles consist of homogeneous, morphologically distinctive, twisted rod-shaped particles, about 9 X 40 nm.
  • (12) RCA-1, which is specific for D-galactose, showed patchy fluorescence on the basal and distal portions of the outer segments of the cones and rods, whereas neuraminidase-treated sections had uniform fluorescence throughout the tissues.
  • (13) All are satisfied by [Formula: see text], where N is the size of rod signal, constant for threshold; theta, theta(D) are steady backgrounds of light and receptor noise; varphi is the threshold flash with sigma a constant of about 2.5 log td sec; B the fraction of pigment in the bleached state.
  • (14) The territory’s chief executive Leung Chun-ying, has become a lightning rod for the protesters’ anger .
  • (15) Beyond intraoperative recognition and removal of the rods, effective strategies to prevent this neuronal loss have yet to be developed.
  • (16) Sensitivities to gentamicin, sissomicin, tobramycin, and amikacin were compared in 196 gentamicin-resistant Gram-negative rods and in 212 similar organisms sensitive to gentamicin, mainly isolated from clinical specimens.
  • (17) It should be considered as a causative agent in culture-negative cases of endocarditis and also when a gram-negative rod is isolated which is sensitive to all antibiotics.
  • (18) Rats permitted to recover for 13 weeks and then sacrificed had lost almost all their rods (p less than 0.001) while the cones were reduced by about 50% (p less than 0.01).
  • (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) Rod adaptation had no reliable influence on response to rapid onset in cones or bipolar cells.

Words possibly related to "roc"

Words possibly related to "rod"