Smart robot uses 3D vision to locate lost objects in homes 30% more efficiently

German researchers developed a search robot that combines 3D mapping with language models to locate lost household items 30% more efficiently than random searches. The "broomstick on wheels" robot builds detailed spatial maps using depth-sensing cameras, while AI algorithms identify objects and determine logical placement locations based on contextual understanding. The system achieves 95% accuracy in detecting new items and maintains memory of past observations to track changes in environments over time.