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单词 cosine
释义
cosine
noun[C]
mathematicsspecialized
uk
/ˈkəʊ.saɪn/us
/ˈkoʊ.saɪn/
(written abbreviationcos)
(in atrianglethat has oneangleof 90°) theratioof thelengthof thesidenext to anangleless than 90°,dividedby thelengthof thehypotenuse(= thesideoppositethe 90°angle)
余弦
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sinespecialized
tangent(TRIANGLE)specialized
SMART Vocabulary: related words and phrases
Geometry: parts of geometrical shapes
  • -sided
  • angle
  • axes
  • axis
  • bulky
  • chord
  • conic
  • corresponding sides
  • frustum
  • hemisphere
  • hypotenuse
  • perimeter
  • plane
  • section
  • symmetrical
  • symmetrically
  • symmetry
  • tan
  • ultra-dense
  • vertex
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(Definition ofcosinefrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

cosine| American Dictionary

cosine
noun[C]
us/ˈkoʊˌsɑɪn/
(abbreviationcos)
trigonometry
in atrianglethat has oneangleof 90°, theratio(=relationship)of thelengthof thesidenext to anangleless than 90°,dividedby thelengthof thehypotenuse(= thesideoppositethe 90°angle)
(Definition ofcosinefrom theCambridge Academic Content Dictionary© Cambridge University Press)

Examplesofcosine

cosine
Thiscosinefunction allows the coplanar influence to propagate to near-coplanar orientations, thereby allowing surface completion to occur around smoothly curving surfaces.
From theCambridge English Corpus
Additional columns are added for a constant term, and for sine andcosinesequences at the mains electrical frequency, to fit contamination from this source.
From theCambridge English Corpus
In the same way, we can compute sine andcosineseries.
From theCambridge English Corpus
Equation 3 shows thecosinecorrelation, one of the more common vector-space matching functions.
From theCambridge English Corpus
When running the experiments, a trajectory consisting of a combination of sines and cosines at different frequencies is selected.
From theCambridge English Corpus
Figure 6 shows thecosineof the characteristic angle measured relative to the top surface, as a function of disturbance frequency.
From theCambridge English Corpus
Operations required for the computation of sine,cosine, and () functions are not taken into account.
From theCambridge English Corpus
Note that for continuity u2 must be expressed as a sine, if cosines are employed for the other two velocity components.
From theCambridge English Corpus
A cross section consists of a circular arc, one period of acosinewave, and another circular arc.
From theCambridge English Corpus
The expansions (2.9)-(2.11) together with thecosineprofile (2.8) ensure that the large matrices with which we shall be working are banded.
From theCambridge English Corpus
That completes the definition of the diffracted directorcosine.
From theCambridge English Corpus
The pattern was presented as a 1-s raised temporalcosine, replacing par t of an 8-deg background.
From theCambridge English Corpus
The similarity between the document and query is determined by thecosinesimilarity between two vectors.
From theCambridge English Corpus
An interesting example concerns denoising in a packet library such ascosineor wavelet packets.
From theCambridge English Corpus
We get complex y, which means complex arguments in the sine andcosinefunctions that give u along the trajectory.
From theCambridge English Corpus
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
#https://dictionary.cambridge.org//dictionary/english/cosine##
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更新时间：2025/2/5 20:51:33