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基于极限学习的深度学习算法
被引:56
作者
:
论文数:
引用数:
h-index:
机构:
赵志勇
[
1
]
论文数:
引用数:
h-index:
机构:
李元香
[
1
]
论文数:
引用数:
h-index:
机构:
喻飞
[
1
]
论文数:
引用数:
h-index:
机构:
易云飞
[
1
,
2
]
机构
:
[1]
武汉大学软件工程国家重点实验室
[2]
河池学院计算机与信息工程学院
来源
:
计算机工程与设计
|
2015年
/ 36卷
/ 04期
关键词
:
深度学习;
极限学习机;
机器学习;
神经网络;
深度信念网;
D O I
:
10.16208/j.issn1000-7024.2015.04.036
中图分类号
:
TP181 [自动推理、机器学习];
学科分类号
:
140502
[人工智能]
;
摘要
:
在使用传统的全局优化方法对整个深度信念网(DBN)进行优化的过程中需要大量的时间,且基于梯度的优化方法易陷入局部最优。为加快DBN的训练速度,将极限学习机(ELM)运用到DBN模型的训练中。分别将传统DBN与改进后的IDBN算法应用在手写体数据集MNIST、Binary Alphadigits数据集和USPS数据集上,实验结果表明,改进后的IDBN算法能够保证已有的学习准确性,提高学习的速度。
引用
收藏
页码:1022 / 1026
页数:5
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38
(12)
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-249+254
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[3]
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[J].
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0
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0
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