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Show PDF File - robotics - Universidad de Zaragoza

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Mi <br />

M1 = <br />

Υ xy<br />

˜z + e<br />

e=(i,j)∈E<br />

M2 = <br />

e=(i,j)∈E<br />

M3 = <br />

e=(i,j)∈E<br />

M4 = <br />

e=(i,j)∈E<br />

e=(i,j)∈E<br />

Υ ˜z xy<br />

e<br />

e=(j,i)∈E<br />

˜Se z xy<br />

e ,<br />

(z xy<br />

e ) T ( ˜ Se) T Υ ˜z xy<br />

e ,<br />

Υ ˜z xy<br />

e ,<br />

(z xy<br />

e ) T ( ˜ Se) T Υ xy ˜Se ˜z z e<br />

xy<br />

e + <br />

(Σ xy<br />

ze e=(i,j)∈E<br />

)−1 + <br />

(Σ xy<br />

ze e=(j,i)∈E<br />

)−1 . <br />

fi(ˆp a V (t)) <br />

ˆp a V (t) = (ˆxa V (t)T , ˆ θ(t) a<br />

V )T <br />

f1 = <br />

Υ xy ˜Se ˜z z e<br />

xy<br />

e ˆ θ a j (t),<br />

f2 = <br />

e=(i,j)∈E<br />

Υ ˜z xy<br />

e ˆxa j (t) + <br />

e=(j,i)∈E<br />

(z xy<br />

e ) T ( ˜ Se) T Υ ˜z xy<br />

e ˆxa j (t) − <br />

mi <br />

m1 = − <br />

e=(i,j)∈E<br />

m2 = − <br />

− <br />

e=(i,j)∈E<br />

e=(i,j)∈E<br />

Υ xy<br />

˜z e ˜zxy e + <br />

e=(j,i)∈E<br />

Υ ˜z xy<br />

e ˆxa j (t) + <br />

e=(i,j)∈E<br />

Υ xy<br />

˜z e ˜zxy e + <br />

(z xy<br />

e ) T ( ˜ Se) T Υ xy<br />

˜z e ˜zxy e + <br />

(Σ z θ e ) −1˜ θ a j − <br />

e=(j,i)∈E<br />

e=(i,j)∈E<br />

e=(j,i)∈E<br />

(Σ z xy<br />

e )−1ˆ θ a j (t) − <br />

e=(i,j)∈E<br />

(Σ z θ e ) −1˜ θ a j + <br />

Υ ˜z xy<br />

e<br />

e=(j,i)∈E<br />

˜Sez xy<br />

e ˜ θ a i − <br />

(z xy<br />

e ) T ( ˜ Se) T Υ xy ˜Sez ˜z e<br />

xy<br />

e ˜ θ a i<br />

e=(i,j)∈E<br />

(Σ z θ e ) −1˜ θ a i + <br />

(Σ z xy<br />

e )−1ˆ θ a j (t). <br />

e=(j,i)∈E<br />

e=(j,i)∈E<br />

Υ ˜z xy<br />

e<br />

(Σ z θ e ) −1˜ θ a i .<br />

˜Sez xy<br />

e ˜ θ a j ,<br />

<br />

ˆpi(t) i ∈ V <br />

ˆp a i = [(ˆx a i ) T ˆ θ a i ] T G<br />

<br />

i = a ˆp a i (t) = 0 <br />

Va ˆp a i <br />

i ∈ Va Υˆp a <br />

Va ˆp a Va Υˆp a Va = (Σˆp a Va)−1 <br />

Υˆp a = Va <br />

L −A a Υ˜zxyJ<br />

−J T Υ˜zxy(A a ⊗ I2) T A a Σ −1<br />

zθ (Aa ) T + J T Υ˜zxyJ<br />

<br />

, <br />

L Υ˜zxy BΣ −1<br />

w <br />

<br />

BΣ −1<br />

<br />

a (A ⊗ I2)Υ˜zxy<br />

w =<br />

−J T Y˜zxy<br />

−(A a ⊗ I2)Υ˜zxyJ<br />

A a Υ −1<br />

zθ (Aa ⊗ I2) T + J T Υ˜zxyJ<br />

<br />

.

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