diff --git a/frontend/index.html b/frontend/index.html
index 6fa0c05..115edc7 100644
--- a/frontend/index.html
+++ b/frontend/index.html
@@ -22,6 +22,51 @@
             gap: 20px;
             margin-bottom: 30px;
         }
+        .rating-stats {
+            background: white;
+            border-radius: 10px;
+            padding: 15px;
+            margin-bottom: 30px;
+            box-shadow: 0 4px 6px rgba(0,0,0,0.1);
+        }
+        .rating-stats h3 {
+            color: #333;
+            font-size: 1.1em;
+            margin-bottom: 15px;
+            display: flex;
+            align-items: center;
+            gap: 8px;
+        }
+        .rating-grid {
+            display: grid;
+            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
+            gap: 15px;
+        }
+        .rating-item {
+            background: linear-gradient(135deg, #fafaff, #f0f0ff);
+            padding: 12px;
+            border-radius: 8px;
+            border-left: 4px solid #667eea;
+        }
+        .rating-item .label {
+            font-size: 0.85em;
+            color: #666;
+            margin-bottom: 5px;
+        }
+        .rating-item .value {
+            font-size: 1.5em;
+            font-weight: bold;
+            color: #667eea;
+        }
+        .rating-item .value.quality { color: #10b981; }
+        .rating-item .value.efficiency { color: #3b82f6; }
+        .rating-item .value.creativity { color: #8b5cf6; }
+        .rating-item .value.learning { color: #f59e0b; }
+        .rating-item .count {
+            font-size: 0.8em;
+            color: #999;
+            margin-top: 5px;
+        }
         .stat-card {
             background: white;
             padding: 15px;
@@ -276,6 +321,7 @@
             allEntries: [],
             allExperiences: [],
             taskStats: {},
+            ratingStats: {},
             showCommentForm: null,
             commentContent: '',
             scores: { quality: '', efficiency: '', creativity: '', learning: '' }
@@ -318,6 +364,9 @@
                     exp.comments = await loadComments('experience', exp.id);
                 }
                 
+                // 计算评分统计
+                calculateRatingStats();
+                
                 render();
             } catch (error) {
                 document.getElementById('app').innerHTML = `<div class="error">加载失败：${error.message}</div>`;
@@ -563,10 +612,73 @@
                     <div class="stat-card"><h3>${state.taskStats.completion_rate || 0}%</h3><p>完成率</p></div>
                     <div class="stat-card"><h3>${state.expStats.total_experiences || 0}</h3><p>经验</p></div>
                 </div>
+                ${renderRatingStats()}
                 ${content}
             `;
         }
 
+        function calculateRatingStats() {
+            const allComments = [
+                ...state.allEntries.flatMap(e => e.comments || []),
+                ...state.allTasks.flatMap(t => t.comments || []),
+                ...state.allExperiences.flatMap(e => e.comments || [])
+            ];
+            
+            const stats = {
+                quality: { sum: 0, count: 0 },
+                efficiency: { sum: 0, count: 0 },
+                creativity: { sum: 0, count: 0 },
+                learning: { sum: 0, count: 0 }
+            };
+            
+            allComments.forEach(c => {
+                if (c.quality) { stats.quality.sum += c.quality; stats.quality.count++; }
+                if (c.efficiency) { stats.efficiency.sum += c.efficiency; stats.efficiency.count++; }
+                if (c.creativity) { stats.creativity.sum += c.creativity; stats.creativity.count++; }
+                if (c.learning) { stats.learning.sum += c.learning; stats.learning.count++; }
+            });
+            
+            state.ratingStats = {
+                quality: stats.quality.count > 0 ? (stats.quality.sum / stats.quality.count).toFixed(1) : '-',
+                efficiency: stats.efficiency.count > 0 ? (stats.efficiency.sum / stats.efficiency.count).toFixed(1) : '-',
+                creativity: stats.creativity.count > 0 ? (stats.creativity.sum / stats.creativity.count).toFixed(1) : '-',
+                learning: stats.learning.count > 0 ? (stats.learning.sum / stats.learning.count).toFixed(1) : '-',
+                totalComments: allComments.length
+            };
+        }
+
+        function renderRatingStats() {
+            if (state.ratingStats.totalComments === 0) return '';
+            
+            return `
+                <div class="rating-stats">
+                    <h3>📊 多维度评分统计</h3>
+                    <div class="rating-grid">
+                        <div class="rating-item">
+                            <div class="label">📐 完成质量</div>
+                            <div class="value quality">${state.ratingStats.quality}</div>
+                            <div class="count">${state.ratingStats.totalComments} 条评价</div>
+                        </div>
+                        <div class="rating-item">
+                            <div class="label">⚡ 效率</div>
+                            <div class="value efficiency">${state.ratingStats.efficiency}</div>
+                            <div class="count">${state.ratingStats.totalComments} 条评价</div>
+                        </div>
+                        <div class="rating-item">
+                            <div class="label">💡 创新性</div>
+                            <div class="value creativity">${state.ratingStats.creativity}</div>
+                            <div class="count">${state.ratingStats.totalComments} 条评价</div>
+                        </div>
+                        <div class="rating-item">
+                            <div class="label">📚 学习价值</div>
+                            <div class="value learning">${state.ratingStats.learning}</div>
+                            <div class="count">${state.ratingStats.totalComments} 条评价</div>
+                        </div>
+                    </div>
+                </div>
+            `;
+        }
+
         function switchTab(tab) { state.currentTab = tab; state.selectedTask = null; render(); }
         function selectTask(taskId) { state.selectedTask = state.allTasks.find(t => t.id === taskId); render(); }