自己整合性と生成知識
LLMに複数の推論経路を生成させて最も整合する回答を選ばせる手法や、推論を支援する知識を生成させる手法を実装します。
「自己整合性と生成知識」はCoddyKit上の無料Prompt Engineering & LLM Optimization for Developersレッスンです。 これはレッスン2/4です。 下記で完全なレッスンを無料で読むことができます。その後、ブラウザ内の組み込みコードエディタと24時間対応のAIチューターでハンズオン演習できます。 これはPrompt Engineering & LLM Optimization for Developers学習パスの一部であり、ウェブとCoddyKitアプリ全体で進捗が同期されます。 Prompt Engineering & LLM Optimization for Developersコースには全4レッスンが含まれています。
このレッスンの一部はまだ翻訳されておらず、英語で表示されています。
Intro: Consistency & Knowledge
Welcome to Lesson 2! In complex problem-solving, Large Language Models (LLMs) can sometimes struggle, leading to incorrect or inconsistent answers.
This lesson introduces two powerful techniques to boost their reliability: Self-Consistency and Generated Knowledge. These methods help LLMs 'think' more deeply and systematically.
Why Advanced Reasoning?
LLMs are great at generating text, but they can sometimes make logical errors or 'hallucinate' (produce factually incorrect information), especially with multi-step reasoning.
Advanced prompting strategies like Self-Consistency and Generated Knowledge aim to:
- Improve accuracy for complex tasks.
- Reduce the likelihood of factual errors.
- Make LLM responses more robust and reliable.
Understanding Self-Consistency
Self-Consistency is a technique where you prompt an LLM to generate multiple distinct reasoning paths or answers for the same question.
Instead of relying on a single output, you then aggregate these different outputs and select the most consistent (e.g., the most frequent) answer. It's like asking several experts and taking the majority opinion.
Self-Consistency in Action
Imagine asking an LLM: "If a train leaves station A at 8 AM traveling at 60 mph, and another leaves station B (300 miles away) at 9 AM traveling at 70 mph, when do they meet?"
A single prompt might give a wrong answer. With self-consistency, you'd ask this multiple times, perhaps with slightly varied phrasing, then compare the results to find the most common meeting time.
Code: Simple Self-Consistency
This Python example simulates calling an LLM multiple times for a math problem. It then picks the most frequent answer, enhancing reliability.
import collections
import random
def call_llm(prompt):
# Simulate LLM responses for a math problem
# In a real app, this would be an actual LLM API call
if "What is (15 * 3) - 7?" in prompt:
return random.choice(["38", "The answer is 38.", "40 (Oops!)"])
return "Simulated response."
def main():
print("--- Self-Consistency Example ---")
question_prompt = "What is (15 * 3) - 7? Give your final numeric answer only."
answers = []
num_attempts = 5
for i in range(num_attempts):
raw_output = call_llm(question_prompt)
# Simple extraction of numeric part
numeric_answer = ''.join(filter(str.isdigit, raw_output))
if numeric_answer:
answers.append(int(numeric_answer))
print(f"Attempt {i+1}: {numeric_answer}")
else:
print(f"Attempt {i+1}: Could not parse '{raw_output}'")
# Find the most common answer (voting)
if answers:
most_common = collections.Counter(answers).most_common(1)
print(f"\nMost consistent answer: {most_common[0][0]}")
else:
print("\nNo valid answers generated.")
if __name__ == "__main__":
main()Introducing Generated Knowledge
Generated Knowledge is a technique where the LLM first generates relevant facts, context, or intermediate thoughts, and then uses this self-generated information to answer the main query.
This is akin to doing research before writing an essay. The LLM essentially 'pre-computes' or 'recalls' relevant knowledge to build a stronger foundation for its final answer.
Generated Knowledge in Practice
Consider a question like: "Describe the main differences between a black hole and a wormhole."
Instead of directly answering, you could first prompt the LLM to:
- "List key characteristics of a black hole."
- "List key characteristics of a wormhole."
Then, use these generated lists as context for the original question, leading to a more informed and accurate comparison.
Code: Pre-computation with LLM
This Python example demonstrates a two-step process: first, asking the LLM to generate knowledge, and then using that knowledge in a subsequent prompt to answer a complex question.
def call_llm(prompt):
# Simulate LLM responses for knowledge generation
if "What are the key components of prompt injection?" in prompt:
return "Malicious user input, LLM vulnerability to new instructions, attempt to bypass security or extract data."
elif "Using the information about Malicious user input, LLM vulnerability to new instructions, attempt to bypass security or extract data., explain the concept of 'prompt injection' in cybersecurity." in prompt:
return "Prompt injection is an attack where crafted malicious user input manipulates an LLM to override its original instructions, potentially leading to unauthorized actions, data exposure, or harmful content generation. It exploits the LLM's tendency to follow new directions even if they contradict its safety guidelines."
return "Simulated response."
def main():
print("--- Generated Knowledge Example ---")
# Step 1: Generate knowledge
knowledge_prompt = "What are the key components of prompt injection?"
print(f"LLM generating knowledge...")
generated_knowledge = call_llm(knowledge_prompt)
print(f"Generated Knowledge:\n{generated_knowledge}\n")
# Step 2: Use generated knowledge to answer the main question
main_question = "explain the concept of 'prompt injection' in cybersecurity."
final_prompt = f"Using the information about {generated_knowledge}, {main_question}"
print(f"LLM answering main question using generated knowledge...")
final_answer = call_llm(final_prompt)
print(f"Final Answer:\n{final_answer}")
if __name__ == "__main__":
main()Synergies: Combining Techniques
While powerful individually, Self-Consistency and Generated Knowledge can also be combined for even greater robustness.
For instance, you could first use Generated Knowledge to create a robust set of facts, and then apply Self-Consistency to the final answer generation phase, ensuring both factual grounding and reliable output.
Check Your Understanding
Test your knowledge about Self-Consistency and Generated Knowledge.
Summary: Powering LLMs
In this lesson, you learned about two advanced prompting strategies:
- Self-Consistency: Generating multiple answers and selecting the most common one to improve reliability.
- Generated Knowledge: Having the LLM create relevant context first, then using that context to answer the main question.
These techniques empower LLMs to tackle complex problems with greater accuracy and less risk of errors. Continue experimenting with them to unlock more robust LLM applications!
よくある質問
「自己整合性と生成知識」レッスンは無料ですか？
はい。「自己整合性と生成知識」の完全なテキストはこのウェブで無料で読めます。インタラクティブに演習し（組み込みコードエディタと24時間対応のAIチューター）、Prompt Engineering & LLM Optimization for Developersコースの残りをアンロックするには、CoddyKit PROにアップグレードしてください。 Prompt Engineering & LLM Optimization for Developersコースには全4レッスンが含まれています。
「自己整合性と生成知識」で何を学びますか？
LLMに複数の推論経路を生成させて最も整合する回答を選ばせる手法や、推論を支援する知識を生成させる手法を実装します。 ブラウザで直接実行するハンズオンコードでPrompt Engineering & LLM Optimization for Developersを演習し、24時間対応のAIチューターがレッスンを進める中での質問に答えます。
Prompt Engineering & LLM Optimization for Developersを始めるのに経験は必要ですか？
事前経験は必要ありません。CoddyKitのPrompt Engineering & LLM Optimization for Developersは初級者から上級者向けに構成されているため、ここから始めるか最初から始めて、自分のペースで進むことができます。 これはレッスン2/4です。
「自己整合性と生成知識」レッスンにはどのくらい時間がかかりますか？
ほとんどのCoddyKitレッスンは約5～10分かかります。各レッスンはコンパクトでインタラクティブなので、着実に進歩し、ウェブとアプリ全体で正確に前回の場所から再開できます。
このPrompt Engineering & LLM Optimization for Developersレッスンでコードを書いて実行できますか？
はい。すべてのPrompt Engineering & LLM Optimization for Developersレッスンに組み込みコードエディタが含まれているため、ブラウザでリアルコードを書いて実行し、即座のAIフィードバックを取得できます。ローカル設定は不要です。