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{
"cells": [
{
"cell_type": "markdown",
"id": "4e60bd8a-a4da-4db9-86a8-ac8c03f3e367",
"metadata": {},
"source": [
"# The Price is Right\n",
"\n",
"Today we build a more complex solution for estimating prices of goods.\n",
"\n",
"1. Day 2.0 notebook: create a RAG database with our 400,000 training data\n",
"2. Day 2.1 notebook: visualize in 2D\n",
"3. Day 2.2 notebook: visualize in 3D\n",
"4. Day 2.3 notebook: build and test a RAG pipeline with GPT-4o-mini\n",
"5. Day 2.4 notebook: (a) bring back our Random Forest pricer (b) Create a Ensemble pricer that allows contributions from all the pricers\n",
"\n",
"Phew! That's a lot to get through in one day!\n",
"\n",
"## PLEASE NOTE:\n",
"\n",
"We already have a very powerful product estimator with our proprietary, fine-tuned LLM. Most people would be very satisfied with that! The main reason we're adding these extra steps is to deepen your expertise with RAG and with Agentic workflows."
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "993a2a24-1a58-42be-8034-6d116fb8d786",
"metadata": {},
"outputs": [],
"source": [
"# imports\n",
"\n",
"import os\n",
"import re\n",
"import math\n",
"import json\n",
"from tqdm import tqdm\n",
"import random\n",
"from dotenv import load_dotenv\n",
"from huggingface_hub import login\n",
"import numpy as np\n",
"import pickle\n",
"from sentence_transformers import SentenceTransformer\n",
"from datasets import load_dataset\n",
"import chromadb\n",
"from items import Item\n",
"from sklearn.manifold import TSNE\n",
"import plotly.graph_objects as go"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "1cc1fe53-612f-4228-aa02-8758f4c2098f",
"metadata": {},
"outputs": [],
"source": [
"# Turn this up at your own risk! 10_000 is safe..\n",
"\n",
"MAXIMUM_DATAPOINTS = 20_000"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "f4aab95e-d719-4476-b6e7-e248120df25a",
"metadata": {},
"outputs": [],
"source": [
"DB = \"products_vectorstore\"\n",
"client = chromadb.PersistentClient(path=DB)"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "5f95dafd-ab80-464e-ba8a-dec7a2424780",
"metadata": {},
"outputs": [],
"source": [
"collection = client.get_or_create_collection('products')"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "525fc313-8a16-4ac0-8c42-6a6d1ba1c9b8",
"metadata": {},
"outputs": [],
"source": [
"CATEGORIES = ['Appliances', 'Automotive', 'Cell_Phones_and_Accessories', 'Electronics','Musical_Instruments', 'Office_Products', 'Tools_and_Home_Improvement', 'Toys_and_Games']\n",
"COLORS = ['red', 'blue', 'brown', 'orange', 'yellow', 'green' , 'purple', 'cyan']"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "a4cf1c9a-1ced-48d4-974c-3c850905034e",
"metadata": {},
"outputs": [],
"source": [
"# Prework\n",
"result = collection.get(include=['embeddings', 'documents', 'metadatas'], limit=MAXIMUM_DATAPOINTS)\n",
"vectors = np.array(result['embeddings'])\n",
"documents = result['documents']\n",
"categories = [metadata['category'] for metadata in result['metadatas']]\n",
"colors = [COLORS[CATEGORIES.index(c)] for c in categories]"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "c54df150-c8d8-4bc3-8877-6759691eeb42",
"metadata": {},
"outputs": [],
"source": [
"# Let's try 3D!\n",
"\n",
"tsne = TSNE(n_components=3, random_state=42, n_jobs=-1)\n",
"reduced_vectors = tsne.fit_transform(vectors)"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "e8fb2a63-24c5-4dce-9e63-aa208272f82d",
"metadata": {},
"outputs": [],
"source": [
"\n",
"# Create the 3D scatter plot\n",
"fig = go.Figure(data=[go.Scatter3d(\n",
" x=reduced_vectors[:, 0],\n",
" y=reduced_vectors[:, 1],\n",
" z=reduced_vectors[:, 2],\n",
" mode='markers',\n",
" marker=dict(size=3, color=colors, opacity=0.7),\n",
")])\n",
"\n",
"fig.update_layout(\n",
" title='3D Chroma Vector Store Visualization',\n",
" scene=dict(xaxis_title='x', yaxis_title='y', zaxis_title='z'),\n",
" width=1200,\n",
" height=800,\n",
" margin=dict(r=20, b=10, l=10, t=40)\n",
")\n",
"\n",
"fig.show()"
]
}
],
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"language_info": {
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