{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001792},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001289","485:4850001797","485:4850000484","485:4850001798","485:4850002379","485:4850000376","485:4850002113","485:4850000479","485:4850002466","485:4850001420","485:4850000960","485:4850000243","485:4850001715","479:4790000895","499:4990001964","485:4850001288","485:4850000514","485:4850000605","485:4850002372","485:4850001710","485:4850001118","485:4850002295","473:4730001611","485:4850002927","485:4850000650"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,485,479,499,485,485,485,485,485,485,485,473,485,485],"twin_sims":[0.7575827553955569,0.6809620860084754,0.5799671582227274,0.5660953967968968,0.5542808946426881,0.5198971423907871,0.5144869715419451,0.495304472341362,0.49473658989863234,0.4915909928562034,0.4879880117898487,0.47959898763164144,0.46490368539705085,0.45954703755841725,0.433278089323278,0.42417823817650446,0.42221325894642453,0.41942672598221603,0.4171734437947517,0.4149170089540526,0.40014633459387494,0.3994652094019724,0.38924408023015195,0.3862279640111712,0.3828793017234745],"twin_dists":[0.0967756671548575,0.11385314144834562,0.13556604826923474,0.13854542191753252,0.14108981033012602,0.14854874332441156,0.1497318279635287,0.1539527822723182,0.1540784194741541,0.15477510774649036,0.1555747222114497,0.15744355433439286,0.16074296434291227,0.16195447254126344,0.16797300821273967,0.1700911117610524,0.1705509413087194,0.17120457069278866,0.1717344652348683,0.17226633041479608,0.1757797294127075,0.17594313055213093,0.1784107417671923,0.17914466131348716,0.17996269382541355],"n_dims_used":45,"mean_confidence":0.9192532009548611},"coverage":{"mean_confidence":0.9192532009548611,"n_dims_used":45,"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}}