Qwen2 1.5B Instruct API offers advanced language processing capabilities, supporting multiple languages and tasks with improved performance and efficiency for developers.
Qwen2 1.5B Instruct is a compact, instruction-tuned language model designed for efficient natural language processing tasks. It offers a balance between performance and resource requirements, making it suitable for a wide range of applications.
Key Features
Instruction-tuned for improved task performance
Group Query Attention (GQA) for faster inference and reduced memory usage
Tied embeddings for parameter efficiency
Context length supports input of up to 128,000 tokens and can produce outputs containing up to 8,000 tokens.
Multilingual support for 27 languages besides English and Chinese
Intended Use
Qwen2 1.5B Instruct is designed for various natural language processing tasks, including:
Text generation
Question answering
Language understanding
Code generation
Mathematical problem-solving
Language Support
The model supports 29 languages, including Chinese, English, French, Spanish, Portuguese, German, Italian, Russian, Japanese, Korean, Vietnamese, Thai, and Arabic.
Technical Details
Architecture
Qwen2 1.5B Instruct is based on the Transformer architecture with the following enhancements:
SwiGLU activation
Attention QKV bias
Group query attention
Improved tokenizer for multiple natural languages and code
Training Data
Data Source and Size: The model was trained on an extensive dataset comprising approximately 18 trillion tokens.
Knowledge Cutoff: The model's knowledge is current up to September 2024
Diversity and Bias: The training data includes a wide range of languages and domains to reduce bias and improve robustness
Performance Metrics
Performance comparison between Qwen2 1.5B Instruct and its predecessor:
Comparison to Other Models
Accuracy: Qwen2 1.5B Instruct shows significant improvements over its predecessor across various benchmarks
Speed: The implementation of Group Query Attention (GQA) results in faster inference compared to previous versions
Robustness: Enhanced multilingual support and diverse training data contribute to improved generalization across topics and languages
In our testing (LLama 3 vs Qwen 2 and Qwen 2 72B vs ChatGPT 4o) we took it through some not-so-obvious prompts with cultural context, like translating an idiom, and it performs reasonably well. Moreover, it is a must when working with Asian groups of languages.
Usage
Code Samples
Ethical Guidelines
Users are encouraged to:
Respect intellectual property rights when using generated content
Be aware of potential biases in model outputs
Use the model responsibly and avoid generating harmful or misleading content
Licensing
Qwen2 1.5B Instruct is licensed under the Apache 2.0 License, allowing for both commercial and non-commercial usage.
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