{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001644},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001182","485:4850000812","485:4850000763","485:4850001429","485:4850001576","485:4850000445","485:4850001058","485:4850000380","485:4850002037","485:4850001807","485:4850001362","485:4850000140","485:4850001503","485:4850001559","485:4850002031","485:4850001109","485:4850000947","485:4850000224","485:4850001297","485:4850001228","485:4850000852","485:4850000258","485:4850001234","485:4850000375","485:4850001229"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485],"twin_sims":[0.825521746120529,0.7417115547434997,0.7378180923917036,0.7145729730414055,0.7045235202424708,0.6736495768365882,0.6720567945328177,0.6719514924942361,0.6704649092121342,0.66026150600023,0.6502838241290171,0.6428257315889643,0.6370120160086434,0.6365780504890658,0.6332161337477318,0.6237870588329215,0.6106756556979424,0.6105484842825046,0.5910254701714974,0.5870630862666848,0.5824274021438037,0.5823369154767257,0.5795939595226314,0.5701810575573972,0.5689405302379702],"twin_dists":[0.08042569733236,0.10039807804064986,0.10127844886178322,0.10647651232618106,0.10869704177929633,0.11544157651163842,0.11578693697034845,0.11580976193701878,0.11613189188787673,0.1183382948745577,0.12048914160369496,0.12209329388774681,0.12334203514272668,0.12343519486315079,0.12415667758381223,0.12617842447625283,0.12898691861089737,0.12901415065889926,0.13319528338487763,0.13404443829250737,0.13503833489170972,0.13505774088801975,0.13564611369473958,0.13766711873025694,0.13793372083247946],"n_dims_used":44,"mean_confidence":0.9172839251431552},"coverage":{"mean_confidence":0.9172839251431552,"n_dims_used":44,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}