zbeeb/Qwen-2.5-1.5B-withVector

qwen25-instruct-with-gsm8k-reasoning

This is a merge of pre-trained language models created using mergekit.

Merge Details

Merge Method

This model was merged using the Task Arithmetic merge method using Qwen-Qwen2.5-1.5B-Instruct as a base.

Models Merged

The following models were included in the merge:

• Qwen2.5-1.5B-gsm8k-sft-full
• Qwen2.5-1.5B-gsm8k-grpo-full

Configuration

The following YAML configuration was used to produce this model:

base_model: Qwen-Qwen2.5-1.5B-Instruct
models:
  - model: Qwen2.5-1.5B-gsm8k-grpo-full
    parameters:
      weight: 1.0
  - model: Qwen2.5-1.5B-gsm8k-sft-full
    parameters:
      weight: -1.0
merge_method: task_arithmetic
dtype: bfloat16

paper : https://arxiv.org/abs/2509.01363