Image Referring Expression Pipeline Standalone install? If this session was not initialized by the TAO skill bank plugin, run the skill first (host preflight, credentials, cross-skill discovery). Generate referring-expression and grounding annotations from images with KITTI-format bounding box labels. A single VLM (Gemini or any OpenAI-compatible endpoint) runs four steps: per-object region descriptions, holistic image captions, grouped grounding expressions tied to bboxes, and an optional double-check verification pass. Purpose Transform pairs into a unified containing rich, grounded referri…