Chufeng-Jiang/Qwen2.5-1.5B-HumanPreference-DPO

TEXT GENERATIONConcurrency Cost:1Model Size:1.5BQuant:BF16Ctx Length:32kPublished:Apr 7, 2026Architecture:Transformer Cold

Chufeng-Jiang/Qwen2.5-1.5B-HumanPreference-DPO is a 1.5 billion parameter language model based on the Qwen2.5 architecture, fine-tuned using Direct Preference Optimization (DPO). This model is designed to align with human preferences, making it suitable for tasks requiring nuanced understanding and generation of human-like responses. Its DPO training aims to enhance its conversational quality and adherence to desired output styles.

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Model Overview

This model, Chufeng-Jiang/Qwen2.5-1.5B-HumanPreference-DPO, is a 1.5 billion parameter language model built upon the Qwen2.5 architecture. It has undergone fine-tuning using Direct Preference Optimization (DPO), a method aimed at aligning the model's outputs more closely with human preferences.

Key Characteristics

  • Architecture: Qwen2.5 base model.
  • Parameter Count: 1.5 billion parameters.
  • Context Length: Supports a context window of 32768 tokens.
  • Training Method: Fine-tuned with Direct Preference Optimization (DPO) to enhance human preference alignment.

Potential Use Cases

Given its DPO fine-tuning, this model is likely well-suited for applications where generating human-preferred responses is critical. This could include:

  • Conversational AI: Developing chatbots or virtual assistants that produce more natural and agreeable dialogue.
  • Content Generation: Creating text that aligns with specific stylistic or qualitative human preferences.
  • Preference-aligned tasks: Any task where the quality of output is judged subjectively by human evaluators and needs to meet certain preference criteria.