org.apache.mahout.math
Class Algebra
java.lang.Object
org.apache.mahout.math.Algebra
public final class Algebra
- extends Object
Method Summary |
static double |
getNorm(Matrix m)
Compute Maximum Absolute Row Sum Norm of input Matrix m
http://mathworld.wolfram.com/MaximumAbsoluteRowSumNorm.html |
static double |
hypot(double a,
double b)
Returns sqrt(a^2 + b^2) without under/overflow. |
static Vector |
mult(Matrix m,
Vector v)
|
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
mult
public static Vector mult(Matrix m,
Vector v)
hypot
public static double hypot(double a,
double b)
- Returns sqrt(a^2 + b^2) without under/overflow.
getNorm
public static double getNorm(Matrix m)
- Compute Maximum Absolute Row Sum Norm of input Matrix m
http://mathworld.wolfram.com/MaximumAbsoluteRowSumNorm.html
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