Learning Machines: Foundations of Trainable Pattern-classifying SystemsMcGraw-Hill, 1965 - 137 sivua |
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Tulokset 1 - 3 kokonaismäärästä 22
Sivu 28
... quadratic form will never be negative , and it and A are called positive semidefinite . 2.9 Quadric decision surfaces The decision surfaces of quadric machines are sections of second - degree surfaces which we shall call quadric ...
... quadratic form will never be negative , and it and A are called positive semidefinite . 2.9 Quadric decision surfaces The decision surfaces of quadric machines are sections of second - degree surfaces which we shall call quadric ...
Sivu 29
... Quadric processor Pattern +1 x 2 7 = 2 w2 x ; x ; = fx wk xd = M g ( x ) Discriminant w M Summing device w M + 1 Weights FIGURE 2.8 A quadric discriminator these components is M = [ d ( d + 3 ) ] / 2 . We shall write this correspond ...
... Quadric processor Pattern +1 x 2 7 = 2 w2 x ; x ; = fx wk xd = M g ( x ) Discriminant w M Summing device w M + 1 Weights FIGURE 2.8 A quadric discriminator these components is M = [ d ( d + 3 ) ] / 2 . We shall write this correspond ...
Sivu 30
... quadric machine can therefore be implemented by a quadric processor followed by a linear machine . 2.11 functions 9 We noted in Sec . 2.10 that a quadric discriminant function can be con- sidered to be a linear function of the ...
... quadric machine can therefore be implemented by a quadric processor followed by a linear machine . 2.11 functions 9 We noted in Sec . 2.10 that a quadric discriminant function can be con- sidered to be a linear function of the ...
Sisältö
TRAINABLE PATTERN CLASSIFIERS | 1 |
PARAMETRIC TRAINING METHODS | 43 |
SOME NONPARAMETRIC TRAINING METHODS | 65 |
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adjusted apply assume bank called cells changes Chapter classifier cluster column committee machine components consider consists contains correction corresponding covariance decision surfaces define denote density depends described discriminant functions discussed distance distributions elements equal error-correction estimates example exist expression FIGURE fixed given implemented initial layered machine linear machine linearly separable lines majority matrix mean measurements modes negative networks nonparametric normal Note optimum origin parameters partition pattern hyperplane pattern space pattern vector pattern-classifying piecewise linear plane points positive presented probability problem properties PWL machine quadric regions respect response rule selection separable sequence side solution space step subsidiary discriminant Suppose terns theorem theory threshold training methods training patterns training procedure training sequence training subsets transformation values weight vectors X1 and X2 Y₁ zero
Viitteet tähän teokseen
A Probabilistic Theory of Pattern Recognition Luc Devroye,László Györfi,Gabor Lugosi Rajoitettu esikatselu - 1997 |