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Chord是基于Qwen2.5-VL多模态大模型开发的视觉定位服务,能够理解自然语言描述并在图像中精确定位目标对象。这个模型特别适合需要将文本指令与视觉内容关联的场景,比如"找到图里的白色花瓶",模型会返回目标在画面中的坐标边界框。
在提交模型到Hugging Face Hub时,需要遵循以下标准格式:
## Model Details - **Developed by**: [Your Organization] - **Model type**: Visual Grounding based on Qwen2.5-VL - **Language(s)**: Chinese & English - **License**: Apache 2.0 - **Parent Model**: [Qwen/Qwen-VL](https://huggingface.co/Qwen/Qwen-VL)## Uses ### Direct Use - Image retrieval systems - Visual question answering - Robotic vision navigation ### Downstream Use - Dataset annotation tools - Smart album organization - Industrial defect detection# 创建conda环境 conda create -n chord python=3.11 -y conda activate chord # 安装依赖 pip install torch==2.8.0 transformers==4.57.3 gradio==6.2.0从Hugging Face Hub下载Chord模型:
from transformers import AutoModelForVisualGrounding model = AutoModelForVisualGrounding.from_pretrained( "YourOrg/chord-visual-grounding", torch_dtype=torch.bfloat16, device_map="auto" )from PIL import Image from transformers import AutoProcessor processor = AutoProcessor.from_pretrained("YourOrg/chord-visual-grounding") image = Image.open("vase.jpg") inputs = processor( text="找到图里的白色花瓶", images=image, return_tensors="pt" ).to("cuda") outputs = model(**inputs) print(f"边界框坐标: {outputs.boxes[0]}")from concurrent.futures import ThreadPoolExecutor def process_image(image_path, prompt): image = Image.open(image_path) inputs = processor(text=prompt, images=image, return_tensors="pt").to("cuda") return model(**inputs) with ThreadPoolExecutor() as executor: results = list(executor.map( process_image, ["img1.jpg", "img2.jpg"], ["找到狗", "定位汽车"] ))| 指标 | 值 | 说明 |
|---|---|---|
| mAP@0.5 | 0.78 | 平均精度(IOU=0.5) |
| Inference Time | 320ms | RTX 3090, 512x512输入 |
| Memory Usage | 12GB | 峰值显存占用 |
| 类别 | 准确率 |
|---|---|
| 日常物品 | 82% |
| 人像 | 89% |
| 交通工具 | 76% |
| 场景元素 | 68% |
有效提示示例:
无效提示示例:
model = AutoModelForVisualGrounding.from_pretrained( "YourOrg/chord-visual-grounding", torch_dtype=torch.bfloat16, # 或 torch.float32 device_map="auto" )建议遵循语义化版本控制:
## Versioning - `v1.0.0`: Initial release - `v1.1.0`: Added video support - `v2.0.0`: Major architecture update鼓励用户通过以下方式提交问题:
## Feedback - [GitHub Issues](https://github.com/yourorg/chord/issues) - Email: support@yourorg.com获取更多AI镜像
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