• Vec may mean: Mathematics: vec(A), the vectorization of a matrix A. Vec denotes the category of vector spaces over the reals. Other: Venetian language...
    453 bytes (80 words) - 16:37, 7 November 2022
  • Thumbnail for Vécs
    vineyard in Vécs, which had a temperature of 30-33 M°. István Csordás, an engineer born in Vécs, who was the builder and owner of the Vécs Castle, played...
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  • VEC may refer to: VEC-M1 (Vehículo de Exploración de Caballería), a Spanish Army wheeled reconnaissance vehicle Vellore Institute of Technology, formally...
    929 bytes (138 words) - 16:57, 27 April 2019
  • Thumbnail for VEC-M1
    The Pegaso VEC-M1 is a Spanish military cavalry reconnaissance vehicle. It started service in the Spanish Army in 1980 as BMR-625 VEC (a.k.a. Pegaso 3562)...
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  • AltiVec is a single-precision floating point and integer SIMD instruction set designed and owned by Apple, IBM, and Freescale Semiconductor (formerly...
    15 KB (1,897 words) - 23:05, 13 August 2024
  • PragVEC was a post-punk band from London formed in 1978. The band name was a contraction of the two words "pragmatism" and "vector", chosen at random...
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  • The Voere VEC-91 is a rifle made by Voere and was the first commercial sporting rifle to combine caseless ammunition and electronic firing. Depending...
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  • Naše Věc was a Czech hip hop band, active from 1997 to 2006. Naše Věc started making Hip Hop music in Brno, Czech Republic, in 1997. Their originating...
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  • Thumbnail for Pauli matrices
    {\displaystyle [{\vec {a}}\cdot {\vec {\sigma }},{\vec {b}}\cdot {\vec {\sigma }}]=2i\,({\vec {a}}\times {\vec {b}})\cdot {\vec {\sigma }}.} In fact...
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  • x → ⋅ n → , t ) , {\displaystyle F({\vec {x}},t)=G({\vec {x}}\cdot {\vec {n}},t),} where n → {\displaystyle {\vec {n}}} is a unit-length vector, and G...
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  • Thumbnail for Loss functions for classification
    d{\vec {x}}\\[6pt]&=\int _{\mathcal {X}}[\phi (f({\vec {x}}))\,p(1\mid {\vec {x}})+\phi (-f({\vec {x}}))\,p(-1\mid {\vec {x}})]\,p({\vec {x}})\,d{\vec {x}}\\[6pt]&=\int...
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  • vec {\beta }}\,.\,{\vec {x_{i}}}\right)^{2}\right)\\&={\underset {\vec {\beta }}{\mbox{arg min}}}\sum _{i=1}^{n}\left(y_{i}-{\vec {\beta }}\,.\,{\vec...
    73 KB (10,270 words) - 21:14, 17 September 2024
  • Thumbnail for Matrix addition
    {\vec {v}}\!} , adding two matrices would have the geometric effect of applying each matrix transformation separately onto v → {\displaystyle {\vec {v}}\...
    8 KB (1,208 words) - 10:17, 5 December 2023
  • Thumbnail for ReserVec
    ReserVec was a computerized reservation system developed by Ferranti Canada for Trans-Canada Air Lines (TCA, today's Air Canada) in the late 1950s. It...
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  • {\displaystyle {\vec {v}}{\vec {w}}=-{\vec {v}}\cdot {\vec {w}}+{\vec {v}}\times {\vec {w}},} where: v → w → {\displaystyle {\vec {v}}{\vec {w}}} is the resulting...
    67 KB (11,558 words) - 15:21, 22 August 2024
  • Thumbnail for Ellipse
    {\left({\vec {x}}\!-\!{\vec {f}}\!_{0},{\vec {f}}\!_{2}\right)^{2}}+\det {\left({\vec {f}}\!_{1},{\vec {x}}\!-\!{\vec {f}}\!_{0}\right)^{2}}-\det {\left({\vec...
    87 KB (16,125 words) - 19:07, 16 September 2024
  • Thumbnail for Fourth, fifth, and sixth derivatives of position
    {\begin{aligned}{\vec {\jmath }}&={\vec {\jmath }}_{0}+{\vec {s}}t,\\{\vec {a}}&={\vec {a}}_{0}+{\vec {\jmath }}_{0}t+{\tfrac {1}{2}}{\vec {s}}t^{2},\\{\vec {v}}&={\vec...
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  • Thumbnail for Hyperbola
    M:\ {\vec {f}}_{0},\ A={\vec {f}}_{0}+{\vec {f}}_{1}t,\ B:\ {\vec {f}}_{0}+{\vec {f}}_{2}{\tfrac {1}{t}},\ P:\ {\vec {f}}_{0}+{\vec {f}}_{1}t+{\vec {f}}_{2}{\tfrac...
    75 KB (13,551 words) - 23:06, 17 August 2024
  • Thumbnail for The Makropulos Affair
    Věc Makropulos is a Czech play written by Karel Čapek. Its title—literally The Makropulos Thing—has been variously rendered in English as The Makropulos...
    20 KB (2,974 words) - 21:30, 15 September 2024
  • ({\vec {s}}_{a}+{\vec {s}}_{b})^{2}\rangle =\langle {\vec {s}}_{a}^{\;2}\rangle +\langle {\vec {s}}_{b}^{\;2}\rangle +2\langle {\vec {s}}_{a}\cdot {\vec...
    26 KB (3,414 words) - 19:50, 13 July 2024
  • {\displaystyle {\vec {V}}\cdot {\vec {Z}}_{i}=V_{i}={\vec {V}}^{T}{\vec {Z}}_{i}={\vec {Z}}_{i}^{T}{\vec {V}}={\mathrm {proj} _{{\vec {Z}}^{i}}({\vec {V}})}\cdot...
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  • → f 1 = p → f 2 − p → i 2 {\displaystyle {\vec {q}}={\vec {p}}_{i1}-{\vec {p}}_{f1}={\vec {p}}_{f2}-{\vec {p}}_{i2}} where the last identity expresses...
    3 KB (491 words) - 21:50, 19 December 2023
  • \left({\vec {\theta }}\right){\ddot {\vec {\theta }}}+\mathbf {C} \left({\vec {\theta }},{\dot {\vec {\theta }}}\right){\dot {\vec {\theta }}}+{\vec {\tau...
    5 KB (956 words) - 12:00, 22 June 2024
  • Thumbnail for End-to-end vector
    vectors r → i {\displaystyle {\vec {r}}_{i}} connect between these points. The end-to-end vector R → {\displaystyle {\vec {R}}} is the sum of these translation...
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  • Thumbnail for Proportional navigation
    {\vec {\Omega }}={\frac {{\vec {R}}\times {\vec {V}}_{r}}{{\vec {R}}\cdot {\vec {R}}}}} and V → r = V → t − V → m {\displaystyle {\vec {V}}_{r}={\vec {V}}_{t}-{\vec...
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  • Thumbnail for Involute
    w ) | d w {\displaystyle {\vec {C}}_{a}(t)={\vec {c}}(t)-{\frac {{\vec {c}}'(t)}{|{\vec {c}}'(t)|}}\;\int _{a}^{t}|{\vec {c}}'(w)|\;dw} is an involute...
    16 KB (2,904 words) - 06:55, 4 September 2023
  • {\displaystyle {\vec {\tau }}={\vec {\mu }}\times {\vec {B}}=\gamma {\vec {J}}\times {\vec {B}},} where τ → {\displaystyle {\vec {\tau }}} is the torque...
    10 KB (1,385 words) - 10:52, 2 June 2024
  • product: vec ⁡ ( A ∘ B ) = vec ⁡ ( A ) ∘ vec ⁡ ( B ) . {\displaystyle \operatorname {vec} (A\circ B)=\operatorname {vec} (A)\circ \operatorname {vec} (B)...
    10 KB (1,380 words) - 07:10, 15 August 2024
  • Thumbnail for Pareto efficiency
    {\vec {f}}({\vec {x}}_{1})\prec {\vec {f}}({\vec {x}}_{2})} , then this defines a preorder in the search space and we say x → 1 {\displaystyle {\vec {x}}_{1}}...
    38 KB (5,069 words) - 17:06, 9 September 2024
  • Thumbnail for Linear discriminant analysis
    {({\vec {w}}\cdot {\vec {\mu }}_{1}-{\vec {w}}\cdot {\vec {\mu }}_{0})^{2}}{{\vec {w}}^{\mathrm {T} }\Sigma _{1}{\vec {w}}+{\vec {w}}^{\mathrm...
    46 KB (5,986 words) - 20:50, 31 July 2024