rotation matrix is a transformation matrix that is used to perform a rotation in Euclidean space. For example, using the convention below, the matrix...
100 KB (15,472 words) - 03:14, 24 April 2025
infinitesimal rotation matrix or differential rotation matrix is a matrix representing an infinitely small rotation. While a rotation matrix is an orthogonal...
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The product of two rotation matrices is a rotation matrix, and the product of two reflection matrices is also a rotation matrix. Regardless of the dimension...
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of the rotation matrix associated with an eigenvalue of 1. As long as the rotation angle α {\displaystyle \alpha } is nonzero (i.e., the rotation is not...
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every rotation can be represented uniquely by an orthogonal matrix with unit determinant. Moreover, since composition of rotations corresponds to matrix multiplication...
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the rotation matrix are not all independent—as Euler's rotation theorem dictates, the rotation matrix has only three degrees of freedom. The rotation matrix...
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with the rotation matrix method. There are three basic approaches to rotating a vector v→: Compute the matrix product of a 3 × 3 rotation matrix R and the...
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over the complex numbers. For example, this is the case for a generic rotation matrix. Many results for diagonalizable matrices hold only over an algebraically...
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Euler angles (redirect from Euler rotation)
rotations, starting from a known standard orientation. Equivalently, any rotation matrix R can be decomposed as a product of three elemental rotation...
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SO(3) Rotations and reflections in two dimensions CORDIC Infinitesimal rotation matrix Irrational rotation Orientation (geometry) Rodrigues' rotation formula...
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corner, which must be set to 1. For example, the counter-clockwise rotation matrix from above becomes: [ cos θ − sin θ 0 sin θ cos θ 0 0 0 1 ]...
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In computer vision a camera matrix or (camera) projection matrix is a 3 × 4 {\displaystyle 3\times 4} matrix which describes the mapping of a pinhole camera...
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such as shearing or rotation. For example, if R {\displaystyle R} is a square matrix representing a rotation (rotation matrix) and v {\displaystyle...
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Kabsch and Shinji Umeyama, is a method for calculating the optimal rotation matrix that minimizes the RMSD (root mean squared deviation) between two paired...
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while he was working at Argonne National Laboratory. A Givens rotation acting on a matrix from the left is a row operation, moving data between rows but...
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of rotation. By extension, this can be used to transform all three basis vectors to compute a rotation matrix in SO(3), the group of all rotation matrices...
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are related by a rotation about some fixed axis. This also means that the product of two rotation matrices is again a rotation matrix and that for a non-identity...
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Moment of inertia (redirect from Rotational inertia)
inertia matrix is a constant real symmetric matrix. A real symmetric matrix has the eigendecomposition into the product of a rotation matrix Q {\displaystyle...
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composition of a boost and a rotation. This rotation is called Thomas rotation, Thomas–Wigner rotation or Wigner rotation. If a sequence of non-collinear...
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{\displaystyle 3\times 3} rotation matrix and t {\displaystyle \mathbf {t} } is a 3-dimensional translation vector. The essential matrix is then defined as:...
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consisting of the 3x3 rotation matrix R and the 1x3 translation vector p. The matrix is augmented to create a 4x4 square matrix. g s t ( 0 ) = [ R p 0...
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generate any orthonormal matrix of the space, whose determinant is +1. Due to the non-commutativity of the matrix product, the rotation system must be ordered...
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Axis–angle representation (redirect from Rotation vector)
representing the unit rotation axis, and an angle, θ ∈ R, an equivalent rotation matrix R is given as follows, where K is the cross product matrix of ω, that is...
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mathematics, a logarithm of a matrix is another matrix such that the matrix exponential of the latter matrix equals the original matrix. It is thus a generalization...
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Singular value decomposition (redirect from Matrix approximation)
complex matrix into a rotation, followed by a rescaling followed by another rotation. It generalizes the eigendecomposition of a square normal matrix with...
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element matrix in an effort to simplify analysis. The transformation is equivalent to the product of the Clarke transformation and a rotation. The Park...
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2D computer graphics (section Rotation)
of arbitrary matrices). In linear algebra, a rotation matrix is a matrix that is used to perform a rotation in Euclidean space. R = [ cos θ − sin θ...
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Conjugate transpose (redirect from Adjoint matrix)
representing complex numbers e i θ {\displaystyle e^{i\theta }} as the rotation matrix, that is, e i θ = ( cos θ − sin θ sin θ cos θ ) = cos θ (...
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}}=(\omega _{x},\omega _{y},\omega _{z})} . This is an infinitesimal rotation matrix. The linear mapping Ω acts as a cross product ( ω × ) {\displaystyle...
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Cross product (redirect from Cross product matrix)
is a rotation matrix with det ( R ) = 1 {\displaystyle \det(R)=1} . More generally, the cross product obeys the following identity under matrix transformations:...
75 KB (11,578 words) - 19:53, 1 May 2025