What's the difference between image and mask?

Image


Definition:

  • (n.) An imitation, representation, or similitude of any person, thing, or act, sculptured, drawn, painted, or otherwise made perceptible to the sight; a visible presentation; a copy; a likeness; an effigy; a picture; a semblance.
  • (n.) Hence: The likeness of anything to which worship is paid; an idol.
  • (n.) Show; appearance; cast.
  • (n.) A representation of anything to the mind; a picture drawn by the fancy; a conception; an idea.
  • (n.) A picture, example, or illustration, often taken from sensible objects, and used to illustrate a subject; usually, an extended metaphor.
  • (n.) The figure or picture of any object formed at the focus of a lens or mirror, by rays of light from the several points of the object symmetrically refracted or reflected to corresponding points in such focus; this may be received on a screen, a photographic plate, or the retina of the eye, and viewed directly by the eye, or with an eyeglass, as in the telescope and microscope; the likeness of an object formed by reflection; as, to see one's image in a mirror.
  • (v. t.) To represent or form an image of; as, the still lake imaged the shore; the mirror imaged her figure.
  • (v. t.) To represent to the mental vision; to form a likeness of by the fancy or recollection; to imagine.

Example Sentences:

  • (1) In Patient 2 they were at first paroxysmal and unformed, with more prolonged metamorphopsia; later there appeared to be palinoptic formed images, possibly postictal in nature.
  • (2) In addition, intravenous injection of complexes into rabbits showed optimal myocardial images with agents of intermediate lipophilicity.
  • (3) Multiple overlapping thin 3D slab acquisition is presented as a magnitude contrast (time of flight) technique which combines advantages from multiple thin slice 2D and direct 3D volume acquisitions to obtain high-resolution cross-sectional images of vessel detail.
  • (4) His son, Karim Makarius, opened the gallery to display some of the legacy bequeathed to him by his father in 2009, as well as the work of other Argentine photographers and artists – currently images by contemporary photographer Facundo de Zuviria are also on show.
  • (5) The tumors were identified by magnetic resonance (MR) imaging.
  • (6) Type 1 changes (decreased signal intensity on T1-weighted spin-echo images and increased signal intensity on T2-weighted images) were identified in 20 patients (4%) and type 2 (increased signal intensity on T1-weighted images and isointense or slightly increased signal intensity on T2-weighted images) in 77 patients (16%).
  • (7) Twenty patients with non-small cell bronchogenic carcinoma were prospectively studied for intrathoracic lymphadenopathy using computed tomography (CT) and magnetic resonance imaging (MRI).
  • (8) Therefore, we have developed a powerful new microcomputer-based system which permits detailed investigations and evaluation of 3-D and 4-D (dynamic 3-D) biomedical images.
  • (9) Past imaging techniques shown in the courtroom have made the conventional rules of evidence more difficult because of the different informational content and format required for presentation of these data.
  • (10) As the requirements to store and display these images increase, the following questions become important: (a) What methods can be used to ensure that information given to the physician represents the originally acquired data?
  • (11) The role of magnetic resonance imaging is also discussed, as is the pathophysiology, management, and prognosis in the elderly patient.
  • (12) In 14 of the patients the imaging results were checked against the histological findings of a subsequent thymectomy, which revealed four thymomas and (with the exception of one normal thymus) hyperplastic changes in all the others.
  • (13) Although MR imaging can accurately show high-grade chondromalacia patellae, it is less accurate in the detection of low-grade disease.
  • (14) "With hyperspectral imaging, you can tell the chemical content of a cake just by taking a photo of it.
  • (15) All masses had either histologic confirmation (n = 11) or confirmation with other imaging modalities (n = 4).
  • (16) Delineation of the presence and anatomy of an obstructed, nonfunctioning upper-pole duplex system often requires multiple imaging techniques.
  • (17) The image was altered in the expected way, which means that the device is suitable for investigating the possibilities of different filters to improve the diagnostic ability.
  • (18) This survey reviews three-dimensional (3D) medical imaging machines and 3D medical imaging operations.
  • (19) This method provided myocardial perfusion images of high quality which were well correlated with N-13 ammonia images.
  • (20) Sonographic images of the gallbladder enable satisfactory approximation of gallbladder volume using the sum-of-cylinders method.

Mask


Definition:

  • (n.) A cover, or partial cover, for the face, used for disguise or protection; as, a dancer's mask; a fencer's mask; a ball player's mask.
  • (n.) That which disguises; a pretext or subterfuge.
  • (n.) A festive entertainment of dancing or other diversions, where all wear masks; a masquerade; hence, a revel; a frolic; a delusive show.
  • (n.) A dramatic performance, formerly in vogue, in which the actors wore masks and represented mythical or allegorical characters.
  • (n.) A grotesque head or face, used to adorn keystones and other prominent parts, to spout water in fountains, and the like; -- called also mascaron.
  • (n.) In a permanent fortification, a redoubt which protects the caponiere.
  • (n.) A screen for a battery.
  • (n.) The lower lip of the larva of a dragon fly, modified so as to form a prehensile organ.
  • (v. t.) To cover, as the face, by way of concealment or defense against injury; to conceal with a mask or visor.
  • (v. t.) To disguise; to cover; to hide.
  • (v. t.) To conceal; also, to intervene in the line of.
  • (v. t.) To cover or keep in check; as, to mask a body of troops or a fortess by a superior force, while some hostile evolution is being carried out.
  • (v. i.) To take part as a masker in a masquerade.
  • (v. i.) To wear a mask; to be disguised in any way.

Example Sentences:

  • (1) The blocking action may have masked and hindered detection of the stimulatory action of barium in other systems.
  • (2) Masking experiments are demonstrated for electrical frequency-modulated tone bursts from 1,000 to 10,000 cps and from 10,000 to 1,000 cps with superimposed clicks.
  • (3) Though immunocytochemistry did not show staining of synaptic regions this may be due to masking of the reactive epitope.
  • (4) Such factors can mask any interactions between biologic factors of the aging female reproductive system and other social factors that might otherwise detemine fertility during the later reproductive years.
  • (5) The interresponse-time reinforcement contingencies inherent in these schedules may actually mask the effects of overall reinforcement rate; thus differences in response rate as a function of reinforcement rate when interresponse-time reinforcement is eliminated may be underestimated.
  • (6) In gastric cancers the major finding was the occurrence of extensive masking of lectin binding sites by sialic acid which was not seen in normal mucosa.
  • (7) The expression of such secondary and tertiary syphilis is commonly masked and distorted by the long-term effects of subcurative doses of antibiotics; in fact, late latent and tertiary syphilis produce symptoms and immunosuppression similar to the profile of AIDS.
  • (8) After induction of anesthesia, the airway of those in group A was maintained with a conventional tracheal tube; in group B, with a laryngeal mask airway.
  • (9) To determine if the type of mechanical ventilation used (ie, face mask, nasal prongs, or endotracheal tube) was associated with GPNN, a matched case-control analysis was performed.
  • (10) Data were analyzed by investigators who were masked to treatment assignment or phase of study.
  • (11) The air entrainment devices from oxygen masks of four manufacturers (Henleys Medical Supplies Ltd, Vickers Medical, Intersurgical Ltd, C R Bard International Ltd) were studied.
  • (12) North Korea's blustering defiance at the annual US-South Korean exercises masks just a little fear that they could easily be turned into an all-out attack, and seems to work on the principle that the more you shout, the safer you will be.
  • (13) Since headache can often represent the warning symptom of a masked depression, in the present study sulpiride has been administered to patients suffering from nonorganic headache syndromes.
  • (14) • Police would be given discretion to remove face masks from people on the street "under any circumstances where there is reasonable suspicion that they are related to criminal activity".
  • (15) Analyses of this artificial curve allow estimation of that part of the internal interactions uninfluenced by the masking effect.
  • (16) Compared to previous masking studies of orientation selective units, non-oriented units have somewhat broader spatial frequency sensitivity curves, in agreement with primate neurophysiology.
  • (17) The contralateral masked condition was performed using 30-dB-SL 400-Hz narrow-band masking noise centered at frequency of test tone.
  • (18) But the research drills down into the data to examine different cohorts separately, and discovers that reassuring overall averages are masking some striking variations.
  • (19) Older subjects were found to be significantly more susceptible to the backward masking effect over longer delays between the target and masking stimuli.
  • (20) We have compared an alternative breathing system for preoxygenation comprising a Hudson face mask with high oxygen inflow (48 litre min-1) and a Mapleson A breathing system (100 ml kg-1 min-1).