zchrissirhcz

#!/usr/bin/env bash
#
# 首先，请安装 llvm 套件
# 查看： https://apt.llvm.org/
# 例如 ubuntu 22.04， 执行： 
# wget https://apt.llvm.org/llvm.sh
# 查看文件 llmv.sh 内容， 看到稳定版是 19
# 执行安装：
# chmod +x llvm.sh
# sudo ./llvm.sh all

zchrissirhcz

import math

def sin(x):
    if isinstance(x, Dual):
        return Dual(sin(x.x), cos(x.x) * x.dx)
    return math.sin(x)

def cos(x):
    if isinstance(x, Dual):
        return Dual(cos(x.x), -1 * sin(x.x) * x.dx)

zchrissirhcz

import numpy as np
from sklearn.datasets import load_iris


def softmax(inputs):
    return np.exp(inputs) / np.sum(np.exp(inputs), 1)[:, None]


def construct_net(in_dim, out_dim, hidden_dim=20):
    bound1 = np.sqrt(6.0 / (in_dim + hidden_dim))