| """Test prompt variations for YOLO-World zero-shot detection to maximize recall on micro-components and desoldered pads.""" |
| import os |
| from pathlib import Path |
| import torch |
| from torchvision.ops import nms |
| import numpy as np |
| from PIL import Image |
|
|
| cache_dir = Path("data/cache").resolve() |
| cache_dir.mkdir(parents=True, exist_ok=True) |
| os.environ["TORCH_HOME"] = str(cache_dir) |
| os.environ["HF_HOME"] = str(cache_dir) |
|
|
| from ultralytics import YOLOWorld |
|
|
| CLASS_NAMES = [ |
| "cpu_socket", |
| "gold_finger", |
| "ic_chip", |
| "tantalum_capacitor", |
| "forcibly_desoldered_pad", |
| "factory_unpopulated_pad", |
| "occluded_region", |
| ] |
|
|
| |
| PROMPT_SETS = { |
| "Original": [ |
| "CPU socket", |
| "gold finger edge connector", |
| "microchip", |
| "tantalum capacitor", |
| "desoldered solder pad", |
| "unpopulated solder pad", |
| "heatsink shield", |
| ], |
| "Enriched_Visual": [ |
| "CPU socket square slot", |
| "gold edge connector pins", |
| "black IC microchip", |
| "yellow SMD capacitor", |
| "empty desoldered solder footprint", |
| "clean unpopulated solder pad", |
| "metal heatsink shield cover", |
| ], |
| "Short_Direct": [ |
| "processor socket", |
| "gold edge contacts", |
| "IC chip", |
| "tantalum capacitor", |
| "solder pad", |
| "empty pad", |
| "heatsink", |
| ] |
| } |
|
|
| if __name__ == "__main__": |
| images = sorted(list(Path("data/images").glob("*.jpg")))[:50] |
| |
| for set_name, prompts in PROMPT_SETS.items(): |
| print(f"\n--- Testing Prompt Set: {set_name} ---") |
| model = YOLOWorld("yolov8s-worldv2.pt") |
| model.set_classes(prompts) |
|
|
| counts = {name: 0 for name in CLASS_NAMES} |
| total_boxes = 0 |
|
|
| for img_path in images: |
| results = model.predict(str(img_path), conf=0.015, verbose=False) |
| if results and len(results) > 0 and results[0].boxes is not None: |
| cls_ids = results[0].boxes.cls.cpu().numpy().astype(int) |
| for cls_id in cls_ids: |
| if 0 <= cls_id < len(CLASS_NAMES): |
| counts[CLASS_NAMES[cls_id]] += 1 |
| total_boxes += 1 |
|
|
| print(f"Total boxes ({set_name}): {total_boxes}") |
| for k, v in counts.items(): |
| print(f" {k:25s}: {v}") |
|
|
