Help


[permalink] [id link]
+
Page "Beat (acoustics)" ¶ 23
from Wikipedia
Edit
Promote Demote Fragment Fix

Some Related Sentences

Moiré and pattern
5: Subsampled image showing a Moiré pattern
Moiré is where an interference pattern is produced by fine scene detail beating with the line ( or even pixel ) structure of the device used to analyse or display the scene.
Moiré patterns are often an undesired artifact of images produced by various digital imaging and computer graphics techniques, for example when scanning a halftone picture or ray tracing a checkered plane ( the latter being a special case of aliasing, due to undersampling a fine regular pattern ).
Moiré pattern ( bottom ) created by superimposing two grids ( top and middle )
Moiré patterns are commonly seen on television screens directly when a person is wearing a shirt or jacket of a particular weave or pattern, such as a houndstooth jacket, due to sampling problems in the television camera.
As the person moves about, the Moiré pattern is quite noticeable.
Spatial aliasing in the form of a Moiré pattern.
An example of spatial aliasing is the Moiré pattern one can observe in a poorly pixelized image of a brick wall.
# REDIRECT Moiré pattern
# REDIRECT Moiré pattern
# REDIRECT Moiré pattern
# REDIRECT Moiré pattern
* Moiré pattern
# REDIRECT Moiré pattern
# REDIRECT Moiré pattern
* Moiré pattern
The blur makes the image less sharp, but prevents the formation of Moiré pattern aliasing artifacts.
The pattern seen on screen can at times be similar to a Moiré pattern.

Moiré and form
Moiré patterns revealing complex shapes, or sequences of symbols embedded in one of the layers ( in form of periodically repeated compressed shapes ) are created with shape moiré, otherwise called band moiré patterns.

Moiré and .
The Moiré effect creates arrows that ' point ' towards an imaginary line marking the hazard.
* An interactive example of various Moiré patterns Use arrow keys and mouse to manipulate layers.
He and Knight were simultaneously members of " Moiré Music ", a free-jazz band with a classical flavour, led by Trevor Watts.
Some of his paintings feature regular systems of radial or parallel lines to create Moiré Patterns.
* Wah Chang, the artist who designed and built several props in the 1960s for Star Trek, used moiré patterns found in the Edmund Scientific Educator's and Designer's Moiré Kit for the texture used in the Starfleet communicator props.
* Moiré effects less visible when photographing high-detail patterns compared to Bayer senor based cameras ; thus no need for sharpness-degrading antialiasing filters to reduce moiré effects.

pattern and form
Mold was used as pattern and clay cut by holding knife at about 45-degree angle, to form an undercut, making base smaller than the pattern top.
The pattern the globules form on the surface of the brass increases the available lead surface area which in turn affects the degree of leaching.
" The stories follow a consistent pattern: the people are unfaithful to Yahweh and he therefore delivers them into the hands of their enemies ; the people repent and entreat Yahweh for mercy, which he sends in the form of a leader or champion ( a " judge "); the judge delivers the Israelites from oppression and they prosper, but soon they fall again into unfaithfulness and the cycle is repeated.
Cross-stitch is a popular form of counted-thread embroidery in which X-shaped stitches in a tiled, raster-like pattern are used to form a picture.
Datasets are tables consisting of molecular, morphological, ethological and / or other characters and a list of operational taxonomic units ( OTUs ) which may be genes, individuals, populations, species, or larger taxa that are presumed to be monophyletic and that are presumed to form, all together, one large clade ; phylogenetic analysis reconstructs the branching pattern within that clade.
Certain stereotypical patterns of breathing have been identified including Cheyne-Stokes a form of breathing in which the patient's breathing pattern is described as alternating episodes of hyperventilation and apnea.
The center position is left unoccupied, so pieces form a symmetric hexagonal pattern.
Mail ( maille, chainmail ) is a type of armour consisting of small metal rings linked together in a pattern to form a mesh.
The most striking examples of diffraction are those involving light ; for example, the closely spaced tracks on a CD or DVD act as a diffraction grating to form the familiar rainbow pattern seen when looking at a disk.
As the point sources move closer together, the patterns will start to overlap, and ultimately they will merge to form a single pattern, in which case the two point sources cannot be resolved in the image.
This means that waves emitted by the source at times that are too far apart can no longer form a constant interference pattern since the relation between their phases is no longer time independent.
* Movie showing single electron events build up to form an interference pattern in double-slit experiments.
Capitalists use prices to form expectations that determine the composition of capital accumulation, the pattern of investment across industry.
Other examples of late Biblical Hebrew include the qetAl pattern form nouns, which would have dated after an Aramaic influence, the frequent use of the relative sh (- ש ) alongside asher ( אשר ), the Ut ending ( ות -), the frequent use of the participle for the present ( which is later developed in Rabbinic Hebrew ), using the prefix conjugation in the future ( vs. the older preterite use ), and terms that appear to specifically fit a Persian / Hellenistic context ( e. g. Shallit ).
A wave as it is understood in everyday life would paint a large area of the detection screen, but the electrons would be found to impact the screen at single points and would eventually form a pattern in keeping with the probabilities described by their identical wave functions.
Free verse is a form of poetry that does not use consistent meter patterns, rhyme, or any other musical pattern.
Palos are flamenco styles, classified by criteria such as rhythmic pattern, mode, chord progression, stanzaic form and geographic origin.
Among contemporary poems teikei ( 定型 fixed form ) haiku continue to use the 5-7-5 pattern while jiyuritsu ( 自由律 free form ) haiku do not.
Another form of hendecasyllabic verse is the " Sapphic " ( so named for its use in the Sapphic stanza ), with the pattern:
From the 1880s several artists began to develop different precepts for the use of colour, pattern, form, and line, derived from the Impressionist example: Vincent van Gogh, Paul Gauguin, Georges Seurat, and Henri de Toulouse-Lautrec.
* The traditional garment, either in its historical form, or in the modern adaptation now usual in Scotland ( see History of the kilt ), usually in a tartan pattern
The downing of these two airliners along with the 1986 Berlin discotheque bombing seemed to establish a pattern of reprisal attacks — in the form of terrorist bombings — by Libya or at least Libyan agents.

0.108 seconds.