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Longer titles found: Block matrix pseudoinverse (view)

searching for Block matrix 23 found (95 total)

World System Teletext (1,390 words) [view diff] exact match in snippet view article find links to article

BREMA in September 1976: Alpha-mosaic characters (drawn using a 2×3 block matrix) characters (similar to some characters of the TRS-80 character set):

Algebraic Riccati equation (1,517 words) [view diff] no match in snippet view article find links to article

matrix whose columns form a basis of the corresponding subspace, in block-matrix notation, as ( U 1 , 1 U 2 , 1 ) {\displaystyle {\begin{pmatrix}U_{1

Supnick matrix (378 words) [view diff] exact match in snippet view article find links to article

{\displaystyle S=[s_{ij}]=[\alpha _{i}+\alpha _{j}];\,} and an LL-UR block matrix consists of two symmetrically placed rectangles in the lower-left and

Die (manufacturing) (2,580 words) [view diff] no match in snippet view article

during the press cycle. Compound die: A type of die that has the die block (matrix) mounted on a punch plate with perforators in the upper die with the

Woodbury matrix identity (2,090 words) [view diff] exact match in snippet view article find links to article

the Woodbury matrix identity is easily done by solving the following block matrix inversion problem [ A U V − C − 1 ] [ X Y ] = [ I 0 ] . {\displaystyle

Associated bundle (2,010 words) [view diff] exact match in snippet view article find links to article

a foliation to be defined as a reduction of the tangent bundle to a block matrix subgroup - but here the reduction is only a necessary condition, there

Schur decomposition (1,518 words) [view diff] exact match in snippet view article find links to article

quasi-triangular. A quasi-triangular matrix is a matrix that when expressed as a block matrix of 2 × 2 and 1 × 1 blocks is triangular. This is a stronger property

Vectorization (mathematics) (1,396 words) [view diff] exact match in snippet view article

\dots ,0,1,0,\dots ,0\right]^{\mathrm {T} }} . Let Bi be a (mn) × m block matrix defined as follows: B i = [ 0 ⋮ 0 I m 0 ⋮ 0 ] = e i ⊗ I m {\displaystyle

Matrix polynomial (695 words) [view diff] no match in snippet view article find links to article

n_{s}} (the index of an eigenvalue is the size of its largest Jordan block). Matrix polynomials can be used to sum a matrix geometrical series as one would

Partial correlation (3,782 words) [view diff] no match in snippet view article find links to article

&P_{12}\\P_{21}&P_{22}\\\end{bmatrix}}} Then, by Schur's formula for block-matrix inversion, P 11 − 1 = C 11 − C 12 C 22 − 1 C 21 {\displaystyle

Linear code (2,694 words) [view diff] exact match in snippet view article find links to article

matrix G known as a generating matrix for the code C. When G has the block matrix form G = [ I k ∣ P ] {\displaystyle {\boldsymbol {G}}=[I_{k}\mid P]}

Manifold regularization (3,872 words) [view diff] exact match in snippet view article find links to article

the ( ℓ + u ) × ( ℓ + u ) {\displaystyle (\ell +u)\times (\ell +u)} block matrix [ I ℓ 0 0 0 u ] {\displaystyle {\begin{bmatrix}I_{\ell }&0\\0&0_{u}\end{bmatrix}}}

Complex torus (5,881 words) [view diff] exact match in snippet view article find links to article

taking a change of basis of the vector space V {\displaystyle V} giving a block matrix of the form above. The condition for det Im ( Z ) ≠ 0 {\displaystyle

Mali (processor) (4,702 words) [view diff] no match in snippet view article

(hardware-based) Variable Rate Shading New Execution Engine, with doubled the FMA block, Matrix Multiply instruction support, and PPA improvements Arm Fixed Rate Compression

Errors-in-variables model (5,731 words) [view diff] exact match in snippet view article find links to article

parameter β is not identified if and only if there is a non-singular k×k block matrix [a A], where a is a k×1 vector such that a′x* is distributed normally

Peres–Horodecki criterion (2,382 words) [view diff] exact match in snippet view article find links to article

This definition can be seen more clearly if we write the state as a block matrix: ρ = ( A 11 A 12 … A 1 n A 21 A 22 ⋮ ⋱ A n 1 A n n ) {\displaystyle \rho

Hafnian (2,263 words) [view diff] exact match in snippet view article find links to article

{diag}}(z_{1},z_{2},\ldots ,z_{m})&0\end{pmatrix}}} be an antidiagonal block matrix composed of entries z j {\displaystyle z_{j}} (each one is presented

Eckart conditions (3,346 words) [view diff] exact match in snippet view article find links to article

^{-1}(\mathbf {B} ^{\mathrm {int} })^{\mathrm {T} }.} By using the rules for block matrix multiplication we can show that ( B T ) − 1 M B − 1 = ( G − 1 0 0 N −

Zhegalkin polynomial (5,153 words) [view diff] no match in snippet view article find links to article

2^{3}\times 2^{3}} . It can be proven through mathematical induction and block-matrix multiplication that any such "Sierpiński matrix" S n {\displaystyle S_{n}}

Manin matrix (4,354 words) [view diff] exact match in snippet view article find links to article

Proposition. Determinant via Schur complement (See section 5.2.) Assume block matrix below is a Manin matrix and two-sided inverses M−1, A−1, D−1 exist, then

Invariant convex cone (3,569 words) [view diff] exact match in snippet view article find links to article

operator norm less than or equal to one. Representing an element as a 2 × 2 block matrix h = ( a b c d ) {\displaystyle h={\begin{pmatrix}a&b\\c&d\end{pmatrix}}}

Ideal lattice (6,061 words) [view diff] no match in snippet view article find links to article

in Z n {\displaystyle \mathbb {Z} ^{n}} and A {\displaystyle A} is a block-matrix with structured blocks A ( i ) = F ∗ a ( i ) {\displaystyle A^{(i)}=F\ast

Compact quasi-Newton representation (3,950 words) [view diff] exact match in snippet view article find links to article

compact matrix formula. Therefore, the BFGS recursion can exploit these block matrix representations A parametric family of quasi-Newton updates includes