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LaGrange multiplier
拉格朗日乘数:一种用于求解约束优化问题的数学方法
常用释义
词性释义
拉格朗日乘数:一种用于求解约束优化问题的数学方法,通过引入拉格朗日乘数将约束条件融入目标函数中,从而将约束优化问题转化为无约束优化问题。
例句
全部
It
computes
the
best
optimal
to
minimize
the
drawing
stress
with
a
same
ratio
of
section
reduction
and
Lagrange
multiplier
.
在保证拉拔过程中应力达到最小,拉拔道次和各截面缩减率一定的情况下,获得最优几何半角。
The
extended
Lagrange
multiplier
method
is
adopted
to
deal
with the contacts; and the
exact
contact
force
can be
calculated
.
采用增广拉格朗日乘子法对子块体间的接触进行处理,能够计算出准确的弹簧接触力。
Combined
with
Lagrange
multiplier
method
,
a
new
continuum
structural
topologic
optimization
method
is proposed
.
结合拉格朗日乘子法,形成了一种新的连续体结构的拓扑优化方法。
A
finite
element
formulation
based on
lagrange
multiplier
techniques
for
transient
contact
impact
problems
is
presented
.
介绍瞬态接触-冲击问题的一种基于拉格朗日乘子法的有限元公式系统及其数值求解。
Now
we
try
to
apply
our
Lagrange
multiplier
equations
.
现在我们来用拉格朗日乘数法方程。
Finally
,
an
example
is presented to
illustrate
the
Lagrange
multiplier
statistics
for
unit
root
tests
.
最后,一个实例分析简要说明了这几个统计量在单位根检验中的应用。
In this
paper
we propose
Lagrange
multiplier
tests
of
joint
hypotheses based
on
the ADF
unit
root
tests
.
本文研究了ADF单位根检验中参数联合约束的拉格朗日乘数检验。
For
the
geometry
depicted
in
Figure
2
-
2
,
the
lagrange
multiplier
is
positive
.
对于图2-2中所画的几何图形来说,拉格朗日乘子是正的。
What
is
a
Lagrange
multiplier
? Well
,
it
is
this
number
lambda
that is
called
the multiplier
here
.
什么是拉格朗日乘子,它就是这个λ,在这里,它就被称作这个乘子。
Modified
Lagrange
Multiplier
Method
and
Its Application to the Establishment
of
Generalized
Variational
Principles
改进的拉氏乘子法和多变量广义变分原理