趋近智
参数
1B
上下文长度
128K
模态
Text
架构
Dense
许可证
Llama 3.2 Community License
发布日期
25 Sept 2024
知识截止
Dec 2023
注意力结构
Grouped-Query Attention
隐藏维度大小
1024
层数
16
注意力头
16
键值头
4
激活函数
-
归一化
RMS Normalization
位置嵌入
ROPE
不同量化方法和上下文大小的显存要求
Meta Llama 3.2 1B is a foundational large language model developed by Meta, specifically optimized for deployment on edge and mobile devices. This model variant is designed for efficiency, enabling local execution of language processing tasks with reduced computational requirements. Its primary purpose is to facilitate on-device applications requiring natural language understanding and generation, making it suitable for environments with limited resources.
The model's architecture is based on an optimized transformer, a decoder-only structure that processes textual inputs and generates textual outputs. It employs Grouped-Query Attention (GQA) to enhance inference scalability, a technique that reduces memory bandwidth usage for key and value tensors by sharing them across multiple query heads. Positional encoding in the model utilizes Rotary Position Embeddings (RoPE), which integrate positional information into the attention mechanism. The Llama 3.2 1B model was trained on a substantial dataset of up to 9 trillion tokens derived from publicly available sources. Its development involved techniques such as pruning to reduce model size and knowledge distillation, where logits from larger Llama 3.1 models (8B and 70B) were incorporated during pre-training to recover and enhance performance.
This 1.23 billion parameter model supports a context length of 128,000 tokens, enabling it to process extensive input sequences for various applications. Typical use cases for the Llama 3.2 1B model include summarization, instruction following, rewriting tasks, personal information management, and multilingual knowledge retrieval directly on edge devices. It supports multiple languages for text generation, including English, German, French, Italian, Portuguese, Hindi, Spanish, and Thai.
Meta's Llama 3.2 family introduces vision models, integrating image encoders with language models for multimodal text and image processing. It also includes lightweight variants optimized for efficient on-device deployment, supporting an extended 128K token context length.
排名适用于本地LLM。
没有可用的 Llama 3.2 1B 评估基准。