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UPDATE: rag
Browse files
retrieval_augmented_generation/build_embeddings.py
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#!/usr/bin/env python3
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"""
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"""
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import faiss
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import numpy as np
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import
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from sentence_transformers import SentenceTransformer
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from datasets import Dataset
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import
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import json
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from typing import List, Dict, Tuple
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import os
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class
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def __init__(self
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"""
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]
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def build_embeddings(self, dataset: Dataset):
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"""构建嵌入向量并建立FAISS索引"""
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print("🔨 Building embeddings and FAISS index...")
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#
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self.data.append({
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"business": item["business"],
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"category": item["category"],
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"description": item["description"],
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"slogan": item["slogan"],
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"combined_text": combined_text
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})
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#
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embeddings = self.model.encode(texts, show_progress_bar=True)
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embeddings =
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self.index.add(embeddings.astype('float32'))
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def
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"""
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#
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query_embedding = self.
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query_embedding = query_embedding / np.linalg.norm(query_embedding, axis=1, keepdims=True)
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#
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scores, indices = self.index.search(query_embedding.astype('float32'),
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results = []
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for
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if idx < len(self.
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result = self.
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result[
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result["rank"] = i + 1
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results.append(result)
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return results
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def
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"""保存数据库"""
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os.makedirs(save_path, exist_ok=True)
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# 保存FAISS索引
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faiss.write_index(self.index, f"{
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# 保存数据
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with open(f"{save_path}/data.pkl", "wb") as f:
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pickle.dump(self.data, f)
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#
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"dimension": self.dimension,
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"total_items": len(self.data)
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}
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with open(f"{save_path}/config.json", "w", encoding="utf-8") as f:
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json.dump(config, f, ensure_ascii=False, indent=2)
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print(f"💾 Database saved to {
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def
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"""加载数据库"""
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combined_text = f"{business} {category} {description}"
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# 生成嵌入
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embedding = self.model.encode([combined_text])
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embedding = embedding / np.linalg.norm(embedding, axis=1, keepdims=True)
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# 添加到索引
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self.index.add(embedding.astype('float32'))
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# 添加到数据
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self.data.append({
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"business": business,
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"category": category,
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"description": description,
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"slogan": slogan,
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"combined_text": combined_text
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})
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print(f"➕ Added new item: {business}")
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suggestions.append({
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"slogan": item["slogan"],
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"reference": f"{item['business']} ({item['category']})",
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"similarity": item["similarity_score"]
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})
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db = SloganEmbeddingDB()
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# 创建或加载数据
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if os.path.exists("./slogan_db"):
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print("📂 Found existing database, loading...")
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db.load_database()
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else:
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print("🆕 Creating new database...")
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dataset = db.create_sample_dataset()
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db.build_embeddings(dataset)
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db.save_database()
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# 测试搜索
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test_queries = [
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print("\n
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print("🔍 SEARCH RESULTS")
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print("="*60)
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for query in test_queries:
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print(f"\n
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for result in results:
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print(f"
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print(f"
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print(f"
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print(f"
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print()
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# 测试Slogan生成建议
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print("\n" + "="*60)
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print("💡 SLOGAN SUGGESTIONS")
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print("="*60)
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new_business = "AI智能音箱语音助手设备"
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print(f"\n💡 为 '{new_business}' 生成Slogan建议:")
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suggestions = db.generate_slogan_suggestions(new_business)
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for i, suggestion in enumerate(suggestions, 1):
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print(f" {i}. \"{suggestion['slogan']}\"")
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print(f" 参考: {suggestion['reference']}")
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print(f" 相似度: {suggestion['similarity']:.3f}")
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print()
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# 演示动态添加
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print("\n" + "="*60)
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print("➕ ADDING NEW ITEM")
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print("="*60)
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db.add_new_item(
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business="智能眼镜",
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category="AR设备",
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description="增强现实智能眼镜产品",
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slogan="看见未来,触手可及"
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)
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# 重新搜索测试
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print(f"\n🔍 搜索 'AR增强现实产品':")
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results = db.search_similar("AR增强现实产品", top_k=2)
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for result in results:
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print(f" - {result['business']}: {result['slogan']} (相似度: {result['similarity_score']:.3f})")
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if __name__ == "__main__":
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main()
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#!/usr/bin/env python3
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"""
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简洁版BERT+FAISS标语数据库
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输入:产品/业务描述
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输出:匹配的广告标语
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"""
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import numpy as np
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import faiss
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import json
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from sentence_transformers import SentenceTransformer
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from datasets import Dataset
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import pandas as pd
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class SloganDatabase:
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def __init__(self):
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self.encoder = SentenceTransformer('all-MiniLM-L6-v2')
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self.index = None
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self.slogans = []
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def create_dataset(self):
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"""创建标语数据集 - 珠宝首饰奢侈品领域"""
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# 示例数据:[品牌, 类别, 描述, 标语]
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data = [
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# 顶级珠宝品牌
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["Tiffany & Co.", "jewelry", "luxury diamond jewelry and engagement rings", "A Diamond is Forever"],
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["Cartier", "luxury_jewelry", "high-end jewelry watches and accessories", "L'art de vivre"],
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["Van Cleef & Arpels", "jewelry", "French luxury jewelry and watches", "Poetry of Time"],
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["Harry Winston", "jewelry", "rare diamonds and luxury jewelry", "Rare Jewels of the World"],
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["Bulgari", "jewelry", "Italian luxury jewelry and watches", "Italian Excellence"],
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["Chopard", "jewelry", "Swiss luxury jewelry and watches", "Happy Diamonds"],
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["Graff", "jewelry", "exceptional diamonds and jewelry", "The Most Fabulous Jewels in the World"],
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["Piaget", "jewelry", "Swiss luxury watches and jewelry", "Possession"],
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["Boucheron", "jewelry", "French high jewelry and luxury watches", "Le Joaillier Depuis 1858"],
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["Mikimoto", "jewelry", "cultured pearl jewelry", "The Originator of Cultured Pearls"],
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# 奢侈品牌
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["Louis Vuitton", "luxury_fashion", "luxury leather goods and fashion", "The Art of Travel"],
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["Hermès", "luxury_fashion", "French luxury goods and accessories", "Luxury in the making"],
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["Chanel", "luxury_fashion", "haute couture and luxury fashion", "Inside every woman there is a flower and a cat"],
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["Gucci", "luxury_fashion", "Italian luxury fashion and accessories", "Quality is remembered long after price is forgotten"],
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["Prada", "luxury_fashion", "Italian luxury fashion house", "Prada"],
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["Dior", "luxury_fashion", "French luxury fashion and beauty", "Miss Dior"],
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["Versace", "luxury_fashion", "Italian luxury fashion design", "Virtus"],
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["Saint Laurent", "luxury_fashion", "French luxury fashion house", "Saint Laurent Paris"],
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["Balenciaga", "luxury_fashion", "Spanish luxury fashion house", "Balenciaga"],
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["Bottega Veneta", "luxury_fashion", "Italian luxury leather goods", "When your own initials are enough"],
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# 腕表品牌
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["Rolex", "luxury_watches", "Swiss luxury watches and timepieces", "Perpetual, Spirit of Excellence"],
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["Patek Philippe", "luxury_watches", "Swiss luxury watch manufacturer", "You never actually own a Patek Philippe"],
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["Audemars Piguet", "luxury_watches", "Swiss luxury watch brand", "To break the rules, you must first master them"],
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["Omega", "luxury_watches", "Swiss luxury watch manufacturer", "Precision"],
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["TAG Heuer", "luxury_watches", "Swiss luxury watches", "Don't crack under pressure"],
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["Breitling", "luxury_watches", "Swiss luxury watchmaker", "Instruments for Professionals"],
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["IWC", "luxury_watches", "Swiss luxury watch company", "Engineered for men"],
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["Jaeger-LeCoultre", "luxury_watches", "Swiss luxury watch manufacturer", "The World's Most Complicated Watches"],
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["Vacheron Constantin", "luxury_watches", "Swiss luxury watch manufacturer", "One of Not Many"],
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["A. Lange & Söhne", "luxury_watches", "German luxury watch manufacturer", "When nothing else will do"],
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# 时尚首饰
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["Pandora", "fashion_jewelry", "Danish jewelry brand charm bracelets", "Be Love"],
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["Swarovski", "fashion_jewelry", "Austrian crystal jewelry and accessories", "Unleash Your Light"],
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["Daniel Wellington", "fashion_watches", "Swedish watch brand minimalist design", "Live the moment"],
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["Alex and Ani", "fashion_jewelry", "American jewelry brand spiritual bracelets", "Positive Energy"],
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["Kendra Scott", "fashion_jewelry", "American jewelry designer colorful stones", "Live colorfully"],
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["Monica Vinader", "fashion_jewelry", "British jewelry brand contemporary design", "Everyday luxury"],
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["Mejuri", "fashion_jewelry", "Canadian jewelry brand everyday luxury", "Everyday fine"],
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["Gorjana", "fashion_jewelry", "California jewelry brand layered necklaces", "Live your layer"],
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["Kate Spade", "fashion_jewelry", "American fashion accessories jewelry", "Live colorfully"],
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["Marc Jacobs", "fashion_jewelry", "American fashion designer accessories", "Marc Jacobs"],
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# 珠宝定制
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["Blue Nile", "diamond_jewelry", "online diamond jewelry retailer", "Extraordinary diamonds for extraordinary moments"],
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["James Allen", "diamond_jewelry", "online engagement ring retailer", "See it. Love it. Own it."],
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["Brilliant Earth", "diamond_jewelry", "ethical diamond jewelry", "Brilliant Earth"],
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["With Clarity", "diamond_jewelry", "lab-grown diamond jewelry", "Diamonds. Redefined."],
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["Clean Origin", "diamond_jewelry", "lab-created diamond jewelry", "Grown with love"],
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["Ritani", "diamond_jewelry", "engagement rings and wedding bands", "Love is in the details"],
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["Vrai", "diamond_jewelry", "lab-grown diamond jewelry", "Created, not mined"],
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["Catbird", "jewelry", "Brooklyn-based jewelry designer", "Made in Brooklyn"],
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["Wwake", "jewelry", "contemporary fine jewelry designer", "Wwake"],
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["Jacquie Aiche", "jewelry", "California jewelry designer bohemian luxury", "Jacquie Aiche"],
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# 中国珠宝品牌
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["周大福", "jewelry", "香港珠宝品牌黄金钻石", "心意足金"],
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["周生生", "jewelry", "香港珠宝品牌传统工艺", "传承经典"],
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["老凤祥", "jewelry", "中国传统珠宝品牌黄金首饰", "老凤祥,真金不怕火炼"],
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["六福珠宝", "jewelry", "香港珠宝品牌时尚设计", "六福临门"],
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["潘多拉", "jewelry", "丹麦珠宝品牌串珠手链", "表达你的故事"],
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["周大生", "jewelry", "中国珠宝品牌钻石首饰", "爱就在一起"],
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["金伯利", "jewelry", "中国钻石珠���品牌", "只为更好的你"],
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["戴比尔斯", "diamond_jewelry", "钻石开采珠宝品牌", "钻石恒久远,一颗永流传"],
|
| 94 |
+
["施华洛世奇", "crystal_jewelry", "奥地利水晶珠宝品牌", "释放你的光芒"],
|
| 95 |
+
["谢瑞麟", "jewelry", "香港珠宝设计师品牌", "艺术珠宝"],
|
| 96 |
+
|
| 97 |
+
# 奢侈品配饰
|
| 98 |
+
["Goyard", "luxury_accessories", "French luxury leather goods", "Goyard"],
|
| 99 |
+
["Moynat", "luxury_accessories", "French luxury leather goods", "Moynat"],
|
| 100 |
+
["Berluti", "luxury_accessories", "French luxury leather goods", "Berluti"],
|
| 101 |
+
["Valextra", "luxury_accessories", "Italian luxury leather goods", "Milanese excellence since 1937"],
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| 102 |
+
["Loewe", "luxury_accessories", "Spanish luxury leather goods", "Craft"],
|
| 103 |
+
["Brunello Cucinelli", "luxury_fashion", "Italian luxury fashion cashmere", "Humanistic Enterprise"],
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| 104 |
+
["Loro Piana", "luxury_fashion", "Italian luxury textile and clothing", "Excellence in natural fibers"],
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| 105 |
+
["Kiton", "luxury_fashion", "Italian luxury menswear", "The most beautiful thing made by man"],
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| 106 |
+
["Zegna", "luxury_fashion", "Italian luxury menswear", "What makes a man"],
|
| 107 |
+
["Brioni", "luxury_fashion", "Italian luxury menswear", "Roman style"],
|
| 108 |
+
|
| 109 |
+
# 新兴奢侈品牌
|
| 110 |
+
["Jacquemus", "luxury_fashion", "French luxury fashion house", "La Montagne"],
|
| 111 |
+
["Ganni", "luxury_fashion", "Danish fashion brand", "Ganni"],
|
| 112 |
+
["Staud", "luxury_fashion", "American fashion brand", "Staud"],
|
| 113 |
+
["Cult Gaia", "luxury_accessories", "American accessories brand", "Cult Gaia"],
|
| 114 |
+
["Rosantica", "jewelry", "Italian jewelry brand", "Rosantica"],
|
| 115 |
+
["Alighieri", "jewelry", "British jewelry brand", "The Inferno"],
|
| 116 |
+
["Lizzie Fortunato", "jewelry", "American jewelry brand", "Lizzie Fortunato"],
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| 117 |
+
["Aurate", "jewelry", "American jewelry brand", "Accessible luxury"],
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| 118 |
+
["AUrate New York", "jewelry", "New York jewelry brand", "Radically responsible luxury"],
|
| 119 |
+
["Missoma", "jewelry", "British jewelry brand", "Missoma"]
|
| 120 |
]
|
| 121 |
|
| 122 |
+
# 转换为DataFrame
|
| 123 |
+
df = pd.DataFrame(data, columns=['brand', 'category', 'description', 'slogan'])
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|
| 124 |
|
| 125 |
+
# 创建搜索文本(组合描述信息)
|
| 126 |
+
df['search_text'] = df['brand'] + ' ' + df['category'] + ' ' + df['description']
|
| 127 |
+
|
| 128 |
+
return df.to_dict('records')
|
| 129 |
+
|
| 130 |
+
def build_index(self, data):
|
| 131 |
+
"""构建FAISS索引"""
|
| 132 |
+
print("🔨 Building FAISS index...")
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|
| 133 |
|
| 134 |
+
# 提取搜索文本
|
| 135 |
+
texts = [item['search_text'] for item in data]
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|
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|
| 136 |
|
| 137 |
+
# 生成embeddings
|
| 138 |
+
embeddings = self.encoder.encode(texts, show_progress_bar=True)
|
| 139 |
|
| 140 |
+
# 构建索引
|
| 141 |
+
self.index = faiss.IndexFlatIP(384) # 使用内积相似度
|
| 142 |
self.index.add(embeddings.astype('float32'))
|
| 143 |
|
| 144 |
+
# 保存数据
|
| 145 |
+
self.slogans = data
|
| 146 |
+
|
| 147 |
+
print(f"✅ Index built with {len(data)} slogans")
|
| 148 |
|
| 149 |
+
def search(self, query, k=5):
|
| 150 |
+
"""搜索相似标语"""
|
| 151 |
+
if not self.index:
|
| 152 |
+
raise ValueError("Index not built yet!")
|
| 153 |
|
| 154 |
+
# 编码查询
|
| 155 |
+
query_embedding = self.encoder.encode([query])
|
|
|
|
| 156 |
|
| 157 |
+
# 搜索
|
| 158 |
+
scores, indices = self.index.search(query_embedding.astype('float32'), k)
|
| 159 |
|
| 160 |
+
# 返回结果
|
| 161 |
results = []
|
| 162 |
+
for score, idx in zip(scores[0], indices[0]):
|
| 163 |
+
if idx < len(self.slogans):
|
| 164 |
+
result = self.slogans[idx].copy()
|
| 165 |
+
result['similarity_score'] = float(score)
|
|
|
|
| 166 |
results.append(result)
|
| 167 |
|
| 168 |
return results
|
| 169 |
|
| 170 |
+
def save(self, path="slogan_db"):
|
| 171 |
"""保存数据库"""
|
|
|
|
|
|
|
| 172 |
# 保存FAISS索引
|
| 173 |
+
faiss.write_index(self.index, f"{path}.faiss")
|
|
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|
|
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|
|
|
|
|
| 174 |
|
| 175 |
+
# 保存标语数据
|
| 176 |
+
with open(f"{path}.json", 'w', encoding='utf-8') as f:
|
| 177 |
+
json.dump(self.slogans, f, ensure_ascii=False, indent=2)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 178 |
|
| 179 |
+
print(f"💾 Database saved to {path}")
|
| 180 |
|
| 181 |
+
def load(self, path="slogan_db"):
|
| 182 |
"""加载数据库"""
|
| 183 |
+
try:
|
| 184 |
+
# 加载FAISS索引
|
| 185 |
+
self.index = faiss.read_index(f"{path}.faiss")
|
| 186 |
+
|
| 187 |
+
# 加载标语数据
|
| 188 |
+
with open(f"{path}.json", 'r', encoding='utf-8') as f:
|
| 189 |
+
self.slogans = json.load(f)
|
| 190 |
+
|
| 191 |
+
print(f"📂 Database loaded from {path}")
|
| 192 |
+
return True
|
| 193 |
+
except:
|
| 194 |
+
print(f"❌ Failed to load database from {path}")
|
| 195 |
+
return False
|
| 196 |
+
|
| 197 |
+
def main():
|
| 198 |
+
"""主函数"""
|
| 199 |
+
print("🚀 Creating Slogan Database...")
|
| 200 |
|
| 201 |
+
# 初始化
|
| 202 |
+
db = SloganDatabase()
|
|
|
|
|
|
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|
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|
|
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|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
| 203 |
|
| 204 |
+
# 尝试加载现有数据库
|
| 205 |
+
if not db.load():
|
| 206 |
+
print("📊 Creating new database...")
|
| 207 |
|
| 208 |
+
# 创建数据集
|
| 209 |
+
data = db.create_dataset()
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 210 |
|
| 211 |
+
# 构建索引
|
| 212 |
+
db.build_index(data)
|
| 213 |
+
|
| 214 |
+
# 保存数据库
|
| 215 |
+
db.save()
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 216 |
|
| 217 |
# 测试搜索
|
| 218 |
test_queries = [
|
| 219 |
+
"钻石订婚戒指",
|
| 220 |
+
"奢侈品手袋",
|
| 221 |
+
"瑞士手表品牌",
|
| 222 |
+
"珍珠首饰",
|
| 223 |
+
"黄金项链",
|
| 224 |
+
"时尚耳环",
|
| 225 |
+
"luxury jewelry brand",
|
| 226 |
+
"designer handbag",
|
| 227 |
+
"crystal accessories",
|
| 228 |
+
"wedding rings"
|
| 229 |
]
|
| 230 |
|
| 231 |
+
print("\n🔍 Testing searches...")
|
|
|
|
|
|
|
|
|
|
| 232 |
for query in test_queries:
|
| 233 |
+
print(f"\n查询: {query}")
|
| 234 |
+
print("-" * 40)
|
| 235 |
+
|
| 236 |
+
results = db.search(query, k=3)
|
| 237 |
|
| 238 |
+
for i, result in enumerate(results, 1):
|
| 239 |
+
print(f"{i}. {result['brand']} ({result['category']})")
|
| 240 |
+
print(f" 描述: {result['description']}")
|
| 241 |
+
print(f" 标语: {result['slogan']}")
|
| 242 |
+
print(f" 相似度: {result['similarity_score']:.3f}")
|
| 243 |
print()
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
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|
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|
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|
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|
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|
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|
|
|
|
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|
|
|
|
|
|
|
|
|
|
| 244 |
|
| 245 |
if __name__ == "__main__":
|
| 246 |
main()
|