sanbuphy
ad95658a11
- Add NavGrid.vue and NavCard.vue components for better navigation layout - Restructure stage-0 index pages across languages into intro.md with new navigation components - Remove old stage-0 index.md files and update stage-3 pages similarly - Add new dependencies 'claude' and 'codex' to package.json - Improve code formatting in multiple Vue components for better readability - Update documentation content and structure for better user experience
507 lines
17 KiB
Vue
507 lines
17 KiB
Vue
<template>
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<div class="evolution-demo">
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<el-card class="main-card" shadow="hover">
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<template #header>
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<div class="header-container">
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<div class="title-area">
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<span class="main-title">AI 进化模拟器</span>
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</div>
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<el-steps :active="currentStage" finish-status="success" align-center class="compact-steps" simple>
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<el-step v-for="stage in stages" :key="stage.id" :title="stage.label" />
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</el-steps>
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</div>
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</template>
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<!-- Stage 1: Rule Based (Traffic Light Example) -->
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<div v-if="currentStage === 0" class="stage-pane">
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<el-alert type="info" :closable="false" show-icon class="compact-alert mb-2">
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<template #title><span class="alert-title">阶段一：规则时代 (Rule-Based)</span></template>
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<template #default><span class="alert-desc">就像教小孩：如果看到红灯，就停下。</span></template>
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</el-alert>
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<div class="game-area-grid">
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<div class="panel left-panel">
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<div class="panel-header">规则库 (Code)</div>
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<div class="code-block">
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<div class="code-line">
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<span class="keyword">function</span> <span class="function">decideTrafficLight</span>(color) {
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</div>
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<div class="code-line indent">
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<span class="keyword">if</span> (color === <span class="string">'red'</span>) <span class="keyword">return</span> <span class="string">'stop'</span>
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</div>
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<div class="code-line indent">
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<span class="keyword">else if</span> (color === <span class="string">'yellow'</span>) <span class="keyword">return</span> <span class="string">'caution'</span>
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</div>
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<div class="code-line indent">
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<span class="keyword">else if</span> (color === <span class="string">'green'</span>) <span class="keyword">return</span> <span class="string">'go'</span>
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</div>
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<div class="code-line">}</div>
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</div>
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</div>
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<div class="panel right-panel">
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<div class="panel-header">测试输入</div>
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<div class="input-controls">
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<el-select v-model="ruleColor" size="small" style="width: 120px;">
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<el-option value="red" label="🔴 红灯" />
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<el-option value="yellow" label="🟡 黄灯" />
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<el-option value="green" label="🟢 绿灯" />
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<el-option value="blue" label="🔵 蓝灯" />
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</el-select>
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<div class="arrow">→</div>
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<el-tag :type="ruleResult === 'stop' ? 'danger' : ruleResult === 'caution' ? 'warning' : ruleResult === 'go' ? 'success' : 'info'">
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{{ ruleResult }}
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</el-tag>
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</div>
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<div class="hint-text" v-if="ruleResult === 'Unknown'">
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规则库中没有定义"蓝灯"，所以系统不知道该做什么。这就是规则系统的局限性：无法处理未定义的规则。
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</div>
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<div class="hint-text" v-else>
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系统严格按照预定义的规则执行指令。
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</div>
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</div>
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</div>
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</div>
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<!-- Stage 2: Machine Learning (Interactive 2D Plot) -->
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<div v-else-if="currentStage === 1" class="stage-pane">
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<el-alert type="info" :closable="false" show-icon class="compact-alert mb-2">
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<template #title><span class="alert-title">阶段二：机器学习 (Machine Learning)</span></template>
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<template #default><span class="alert-desc">点击画布添加数据点，训练模型自动寻找分类边界 (Decision Boundary)。</span></template>
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</el-alert>
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<div class="game-area-grid">
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<div class="panel left-panel canvas-container" @click="addPoint">
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<!-- Simple SVG Plot -->
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<svg width="100%" height="200" class="ml-plot">
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<!-- Background Regions (Visible after training) -->
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<rect v-if="modelTrained" x="0" y="0" width="100%" height="100%" :fill="boundaryColor" />
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<!-- Decision Line -->
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<line v-if="modelTrained" :x1="line.x1" :y1="line.y1" :x2="line.x2" :y2="line.y2" stroke="#333" stroke-width="2" stroke-dasharray="4" />
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<!-- Points -->
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<circle
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v-for="(p, i) in points"
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:key="i"
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:cx="p.x"
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:cy="p.y"
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r="6"
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:fill="p.type === 'A' ? '#409eff' : '#e6a23c'"
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stroke="white"
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stroke-width="2"
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/>
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</svg>
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<div class="canvas-hint" v-if="points.length === 0">👆 点击此处添加数据点</div>
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</div>
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<div class="panel right-panel">
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<div class="panel-header">控制面板</div>
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<div class="control-group">
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<span class="label">当前类别:</span>
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<el-radio-group v-model="currentClass" size="small">
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<el-radio-button label="A"><span style="color: #409eff">● 蓝类</span></el-radio-button>
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<el-radio-button label="B"><span style="color: #e6a23c">● 橙类</span></el-radio-button>
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</el-radio-group>
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</div>
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<div class="control-group mt-2">
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<el-button type="primary" size="small" @click="trainLinearModel" :disabled="points.length < 2">
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⚡ 开始训练 (Fit)
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</el-button>
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<el-button size="small" :icon="Delete" circle @click="clearPoints" />
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</div>
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<div class="stats-info mt-2">
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<p v-if="!modelTrained" class="text-desc">机器学习不再依赖硬编码规则，而是通过统计学方法（如寻找中心点或线性回归）在数据之间划出一条"界线"。试试在不同位置添加点，看看界线如何变化。</p>
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<p v-else class="text-desc">模型已训练！它找到了一条最佳分割线。新进来的数据将根据它在红区还是蓝区被自动分类。</p>
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</div>
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</div>
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</div>
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</div>
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<!-- Stage 3: Deep Learning (3x3 Grid Feature Extraction) -->
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<div v-else class="stage-pane">
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<el-alert type="info" :closable="false" show-icon class="compact-alert mb-2">
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<template #title><span class="alert-title">阶段三：深度学习 (Deep Learning)</span></template>
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<template #default><span class="alert-desc">神经网络通过多层结构自动提取特征（Feature Extraction）。点击格子绘制图案。</span></template>
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</el-alert>
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<div class="game-area-grid">
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<div class="panel left-panel grid-container">
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<div class="pixel-grid">
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<div
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v-for="(pixel, i) in pixels"
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:key="i"
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class="pixel"
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:class="{ active: pixel }"
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@click="togglePixel(i)"
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></div>
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</div>
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<div class="grid-actions">
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<el-button size="small" link @click="preset('x')">❌ X型</el-button>
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<el-button size="small" link @click="preset('plus')">➕ 十字</el-button>
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<el-button size="small" link @click="clearPixels">清空</el-button>
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</div>
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</div>
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<div class="panel right-panel">
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<div class="panel-header">神经网络层级透视</div>
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<!-- Visualization of Layers -->
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<div class="network-viz">
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<div class="layer input-layer">
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<div class="layer-label">输入层 (Pixels)</div>
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<div class="nodes">
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<span v-for="n in 9" :key="n" class="node mini" :class="{active: pixels[n-1]}"></span>
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</div>
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</div>
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<div class="arrow-down">⬇️ 卷积/提取特征</div>
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<div class="layer hidden-layer">
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<div class="layer-label">隐藏层 (Features)</div>
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<div class="feature-detectors">
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<div class="feature" :class="{detected: features.center}">
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<span class="f-icon">⏺</span> 中心点
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</div>
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<div class="feature" :class="{detected: features.corners}">
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<span class="f-icon">Corners</span> 四角
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</div>
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<div class="feature" :class="{detected: features.cross}">
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<span class="f-icon">➕</span> 交叉
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</div>
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</div>
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</div>
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<div class="arrow-down">⬇️ 输出层</div>
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<div class="layer output-layer">
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<div class="prediction-box">
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识别结果: <span class="result-text">{{ prediction }}</span>
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</div>
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</div>
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</div>
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</div>
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</div>
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</div>
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<!-- Footer Navigation -->
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<div class="footer-nav mt-2 flex justify-end">
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<el-button-group>
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<el-button size="small" :disabled="currentStage === 0" @click="currentStage--">上一步</el-button>
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<el-button size="small" type="primary" :disabled="currentStage === 2" @click="currentStage++">下一步</el-button>
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</el-button-group>
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</div>
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</el-card>
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</div>
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</template>
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<script setup>
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import { ref, reactive, computed } from 'vue'
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import { Delete } from '@element-plus/icons-vue'
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const currentStage = ref(0)
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const stages = [
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{ id: 0, label: '规则', desc: '人工规则' },
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{ id: 1, label: '机器学习', desc: '统计特征' },
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{ id: 2, label: '深度学习', desc: '自动特征' }
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]
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// --- Stage 1: Rule Based ---
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const ruleColor = ref('red')
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const ruleResult = computed(() => {
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if (ruleColor.value === 'red') return 'stop'
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if (ruleColor.value === 'yellow') return 'caution'
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if (ruleColor.value === 'green') return 'go'
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return 'Unknown'
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})
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// --- Stage 2: Machine Learning ---
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const points = ref([])
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const currentClass = ref('A')
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const modelTrained = ref(false)
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const line = reactive({ x1: 0, y1: 0, x2: 0, y2: 0 })
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// SVG click coordinates are relative to the SVG element
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// We'll use a simple approximation for the demo
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// x, y are percentages (0-100)
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const addPoint = (e) => {
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const rect = e.target.getBoundingClientRect()
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// Ensure we are clicking on the SVG or its children
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// Best to put event on wrapper
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// But event target might be circle.
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// Use currentTarget
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const x = e.offsetX
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const y = e.offsetY
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// Convert to % for responsiveness if needed, but pixel is easier for calc
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// Let's stick to pixel for this simple demo, assuming fixed height 200
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// width varies.
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points.value.push({
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x, y,
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type: currentClass.value
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})
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modelTrained.value = false
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}
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const clearPoints = () => {
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points.value = []
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modelTrained.value = false
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}
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const trainLinearModel = () => {
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// Simple Nearest Centroid Classifier
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const groupA = points.value.filter(p => p.type === 'A')
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const groupB = points.value.filter(p => p.type === 'B')
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if (groupA.length === 0 || groupB.length === 0) return
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const avgA = {
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x: groupA.reduce((sum, p) => sum + p.x, 0) / groupA.length,
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y: groupA.reduce((sum, p) => sum + p.y, 0) / groupA.length
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}
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const avgB = {
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x: groupB.reduce((sum, p) => sum + p.x, 0) / groupB.length,
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y: groupB.reduce((sum, p) => sum + p.y, 0) / groupB.length
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}
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// Midpoint
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const midX = (avgA.x + avgB.x) / 2
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const midY = (avgA.y + avgB.y) / 2
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// Normal vector (from A to B)
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const dx = avgB.x - avgA.x
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const dy = avgB.y - avgA.y
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// Perpendicular line: dx*x + dy*y = C
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// Slope of normal is dy/dx. Slope of perp line is -dx/dy
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// Let's just draw a line perpendicular to the segment AB passing through Midpoint
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// Slope m = -dx/dy
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// Calculate line coordinates for visualization
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// y - midY = m * (x - midX)
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// if dy is close to 0, vertical line x = midX
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const width = 1000 // ample width
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if (Math.abs(dy) < 0.001) {
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// Vertical line
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line.x1 = midX
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line.x2 = midX
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line.y1 = 0
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line.y2 = 200
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} else {
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const m = -dx / dy
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// At x=0
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const y0 = midY + m * (0 - midX)
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// At x=width
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const y1 = midY + m * (width - midX)
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line.x1 = 0
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line.y1 = y0
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line.x2 = width
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line.y2 = y1
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}
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modelTrained.value = true
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}
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// Simple visual background
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// If A is left/top, background is blue-ish
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// SVG doesn't support "half plane fill" easily without path math
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// For this demo, we won't fill the background perfectly, just draw the line.
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const boundaryColor = computed(() => 'transparent')
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// --- Stage 3: Deep Learning ---
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const pixels = ref(Array(9).fill(false))
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const togglePixel = (index) => {
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pixels.value[index] = !pixels.value[index]
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}
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const clearPixels = () => {
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pixels.value = pixels.value.map(() => false)
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}
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const preset = (type) => {
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clearPixels()
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if (type === 'x') {
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[0, 2, 4, 6, 8].forEach(i => pixels.value[i] = true)
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} else if (type === 'plus') {
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[1, 3, 4, 5, 7].forEach(i => pixels.value[i] = true)
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}
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}
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const features = computed(() => {
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// Simple heuristics to simulate feature detection
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const p = pixels.value
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const center = p[4]
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const corners = p[0] && p[2] && p[6] && p[8]
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const cross = p[1] && p[3] && p[5] && p[7]
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return { center, corners, cross }
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})
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const prediction = computed(() => {
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const f = features.value
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if (f.corners && f.center) return 'X 型图案 (X-Shape)'
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if (f.cross && f.center) return '十字型 (Plus-Shape)'
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if (f.corners && !f.center) return '四角 (Corners)'
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if (pixels.value.filter(Boolean).length === 0) return '无输入'
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return '未知图案'
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})
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</script>
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<style scoped>
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.evolution-demo { margin: 10px 0; }
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.header-container { margin-bottom: 5px; }
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.main-title { font-weight: bold; font-size: 16px; }
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.compact-steps { padding: 5px 0; margin-bottom: 10px; }
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.compact-alert { padding: 5px 10px; }
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.alert-title { font-weight: bold; font-size: 13px; }
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.alert-desc { font-size: 12px; }
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.game-area-grid {
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display: flex;
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gap: 15px;
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margin-top: 10px;
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}
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.panel {
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border: 1px solid #ebeef5;
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border-radius: 4px;
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padding: 10px;
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}
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.left-panel { flex: 1; }
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.right-panel { flex: 1; background-color: #fcfcfc; }
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.panel-header {
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font-size: 13px;
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font-weight: bold;
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color: #606266;
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margin-bottom: 10px;
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border-bottom: 1px solid #ebeef5;
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padding-bottom: 5px;
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}
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/* Stage 1 */
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.code-block {
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font-family: monospace;
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font-size: 12px;
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background: #282c34;
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color: #abb2bf;
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padding: 10px;
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border-radius: 4px;
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}
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.keyword { color: #c678dd; }
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.string { color: #98c379; }
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.function { color: #61afef; }
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.indent { padding-left: 15px; }
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.input-controls {
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display: flex;
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align-items: center;
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gap: 10px;
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}
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.hint-text {
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margin-top: 10px;
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font-size: 12px;
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color: #909399;
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}
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/* Stage 2 */
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.canvas-container {
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height: 220px;
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background-color: #f5f7fa;
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position: relative;
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cursor: crosshair;
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padding: 0;
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overflow: hidden;
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}
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.ml-plot {
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display: block;
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}
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.canvas-hint {
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position: absolute;
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top: 50%;
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left: 50%;
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transform: translate(-50%, -50%);
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color: #909399;
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font-size: 12px;
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pointer-events: none;
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}
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.text-desc {
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font-size: 12px;
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color: #606266;
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line-height: 1.5;
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}
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/* Stage 3 */
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.grid-container {
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display: flex;
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flex-direction: column;
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align-items: center;
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justify-content: center;
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}
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.pixel-grid {
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display: grid;
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grid-template-columns: repeat(3, 40px);
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gap: 4px;
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margin-bottom: 10px;
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}
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.pixel {
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width: 40px;
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height: 40px;
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background-color: #eee;
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border-radius: 4px;
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cursor: pointer;
|
||
transition: background-color 0.2s;
|
||
}
|
||
.pixel:hover { background-color: #d9d9d9; }
|
||
.pixel.active { background-color: #333; }
|
||
|
||
.network-viz {
|
||
display: flex;
|
||
flex-direction: column;
|
||
align-items: center;
|
||
gap: 8px;
|
||
}
|
||
.layer {
|
||
width: 100%;
|
||
padding: 5px;
|
||
background: #fff;
|
||
border: 1px solid #ebeef5;
|
||
border-radius: 4px;
|
||
text-align: center;
|
||
}
|
||
.layer-label { font-size: 11px; color: #909399; margin-bottom: 4px; }
|
||
.nodes { display: flex; gap: 2px; justify-content: center; flex-wrap: wrap; width: 60px; margin: 0 auto; }
|
||
.node.mini { width: 6px; height: 6px; border-radius: 50%; background: #ddd; }
|
||
.node.mini.active { background: #333; }
|
||
.arrow-down { font-size: 10px; color: #ccc; }
|
||
|
||
.feature-detectors {
|
||
display: flex;
|
||
justify-content: space-around;
|
||
font-size: 11px;
|
||
}
|
||
.feature {
|
||
display: flex;
|
||
flex-direction: column;
|
||
align-items: center;
|
||
opacity: 0.3;
|
||
transition: opacity 0.3s;
|
||
}
|
||
.feature.detected { opacity: 1; color: #409eff; font-weight: bold; }
|
||
.f-icon { font-size: 14px; margin-bottom: 2px; }
|
||
|
||
.prediction-box { font-weight: bold; font-size: 13px; color: #303133; }
|
||
.result-text { color: #67c23a; }
|
||
|
||
@media (max-width: 600px) {
|
||
.game-area-grid { flex-direction: column; }
|
||
}
|
||
.flex { display: flex; }
|
||
.justify-end { justify-content: flex-end; }
|
||
.mt-2 { margin-top: 8px; }
|
||
.mb-2 { margin-bottom: 8px; }
|
||
</style> |