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结果页4 行代码训练宠物品种分类器
在 元器件 / 技术栈 / 知识库 中找到 21 个匹配结果。
元器件
元器件
6 个 MN316 NBIOT模块 E · MQTT物模型上报.md
(KB: kb_8a8d6081dee6984bb53a9649) 1% MPU6500 示例: MPU6500 驱动代码例程 - I2C通信（Arduino & ESP-IDF）.md
(KB: kb_5c1d0d7a0ac5ef71f0f9302f) 1% Arduino Nano 33 IoT ino Nano 33 IoT — 代码例程.md
(KB: kb_58aa24c7ebb5bf73c91bab83) 1% RC522 uino/STM32/ESP32).md
(KB: kb_098a33c5c34414bb138379f5) 1% Arduino Nano V3 (ATmega328P) Nano V3 — 代码例程.md
(KB: kb_963a1f77b3014b2d5527c91a) 1% Arduino Nano Every 示例: Arduino Nano Every — 代码例程.md
(KB: kb_c398d163e6a3cfe68f2105aa) 1%
技术栈
技术栈
7 个 FastAI # FastAI 宠物品种分类：4 行代码 SOTA
## 目标
用 FastAI 的高级 API，仅 4 行核心代码训练一个 37 种宠物品种分类模型（Oxford-IIIT Pet Dataset）。
## 完整代码
```python
from fastai.vision.all import *
# ─── 第 1 行：下载数据 ───
path = untar_data(URL… 2% Scikit-learn (
X, y, test_size=0.3, random_state=42
)
# 3. 创建并训练模型
clf = RandomForestClassifier(n_estimators=100, random_state=42)
clf.fit(X_train, y_train)
# 4. 预测并评估
y_pred = clf.predict(X_test)
accuracy =… 2% Solid.js 样式
const mainStyle = {
"max-width": "540px",
margin: "40px auto",
padding: "0 16px",
"font-family": "-apple-system, 'Microsoft YaHei', sans-serif",
};
const inputStyle = {
width: "100%",
p… 2% MyBatis-Plus // 查询单个
User user = userMapper.selectOne(
new LambdaQueryWrapper<User>().eq(User::getEmail, "test@test.com")
);
// 只查指定字段
wrapper.select(User::getId, User::getName);
// 排除字段
wrapper.select(User.… 1% XGBoost (
X, y, test_size=0.2, random_state=42, stratify=y
)
# ─── 2. 训练模型 ───
model = xgb.XGBClassifier(
n_estimators=100,
max_depth=4,
learning_rate=0.1,
subsample=0.8,
colsample_by… 1% Envoy ```bash
$ for i in {1..20}; do curl -s http://localhost:10000/api; done | sort | uniq -c
18 {"version":"v1","message":"This is stable version"}
2 {"version":"v2","message":"This is canary v… 1% HuggingFace Transformers # ─── 5. 文本摘要 ───
summarizer = pipeline("summarization")
text = """The Apollo program, also known as Project Apollo, was the third United States
human spaceflight program carried out by NASA, which s… 1%
知识库
知识库
8 个 4 行代码训练宠物品种分类器 # FastAI 宠物品种分类：4 行代码 SOTA
## 目标
用 FastAI 的高级 API，仅 4 行核心代码训练一个 37 种宠物品种分类模型（Oxford-IIIT Pet Dataset）。
## 完整代码
```python
from fastai.vision.all import *
# ─── 第 1 行：下载数据 ───
path = untar_data(URL… 2% Hello World — 鸢尾花分类 (
X, y, test_size=0.3, random_state=42
)
# 3. 创建并训练模型
clf = RandomForestClassifier(n_estimators=100, random_state=42)
clf.fit(X_train, y_train)
# 4. 预测并评估
y_pred = clf.predict(X_test)
accuracy =… 2% Hello World - 响应式计数器 样式
const mainStyle = {
"max-width": "540px",
margin: "40px auto",
padding: "0 16px",
"font-family": "-apple-system, 'Microsoft YaHei', sans-serif",
};
const inputStyle = {
width: "100%",
p… 2% MyBatis-Plus 实战入门 // 查询单个
User user = userMapper.selectOne(
new LambdaQueryWrapper<User>().eq(User::getEmail, "test@test.com")
);
// 只查指定字段
wrapper.select(User::getId, User::getName);
// 排除字段
wrapper.select(User.… 1% 鸢尾花分类：训练 + 交叉验证 + 特征重要性 (
X, y, test_size=0.2, random_state=42, stratify=y
)
# ─── 2. 训练模型 ───
model = xgb.XGBClassifier(
n_estimators=100,
max_depth=4,
learning_rate=0.1,
subsample=0.8,
colsample_by… 1% Envoy 反向代理与流量分割实战 ```bash
$ for i in {1..20}; do curl -s http://localhost:10000/api; done | sort | uniq -c
18 {"version":"v1","message":"This is stable version"}
2 {"version":"v2","message":"This is canary v… 1% pipeline 万物皆可 one-liner # ─── 5. 文本摘要 ───
summarizer = pipeline("summarization")
text = """The Apollo program, also known as Project Apollo, was the third United States
human spaceflight program carried out by NASA, which s… 1% MN316 NB-IoT驱动代码 — STM32 UART+DMA+IDLE · MQTT物模型上报 /**
* @brief OneNET物模型属性上报
* Topic: $sys/{pid}/{device}/thing/property/post
* Payload: JSON → HEX (MN316 MQTTPUB要求hex编码)
*
* @param data 传感器数据
* @param alarm_mask 报警位掩码… 1%