Fix ideep implementation
Fix ideep implementation

jnishi/chainer,keisuke-umezawa/chainer,chainer/chainer,niboshi/chainer,okuta/chainer,okuta/chainer,ronekko/chainer,wkentaro/chainer,okuta/chainer,wkentaro/chainer,ktnyt/chainer,niboshi/chainer,wkentaro/chainer,jnishi/chainer,hvy/chainer,jnishi/chainer,anaruse/chainer,ktnyt/chainer,keisuke-umezawa/chainer,ktnyt/chainer,okuta/chainer,jnishi/chainer,niboshi/chainer,hvy/chainer,ktnyt/chainer,keisuke-umezawa/chainer,pfnet/chainer,tkerola/chainer,chainer/chainer,rezoo/chainer,hvy/chainer,wkentaro/chainer,keisuke-umezawa/chainer,niboshi/chainer,chainer/chainer,hvy/chainer,chainer/chainer,aonotas/chainer