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+---
+title: "Foundation Model"
+type: concept
+tags: [AI, generative-AI, ML]
+sources: [public-cloud-learning-sessions-introduction-to-artificial-intelligence-ai-machine-learning-20240206]
+last_updated: 2024-02-06
+---
+
+## Summary
+基础模型是具有数十亿参数的大规模预训练模型，能够执行多种任务，是生成式 AI 的核心。
+
+## Definition
+Foundation Model（基础模型）是经过大规模预训练的大语言模型，具备零样本和少样本学习能力，可通过微调适应各种下游任务。
+
+## Key Attributes
+- **参数规模**：数十亿参数
+- **训练方式**：大规模预训练
+- **特点**：零样本学习、少样本学习、多任务能力
+- **代表模型**：Amazon Titan、GPT-4、Claude、Llama
+
+## Connections
+- [[AI]] ← powers ← [[Foundation Model]]
+- [[Generative AI]] ← powered_by ← [[Foundation Model]]
+- [[Amazon Bedrock]] ← hosts ← [[Foundation Model]]
+- [[Foundation Model]] ← supports ← [[Fine-Tuning]]
+- [[Foundation Model]] ← supports ← [[RAG]]