{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000307},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850006177","485:4850006427","477:4770000357","477:4770000177","485:4850006092","485:4850006344","477:4770000356","485:4850006260","477:4770000358","485:4850005853","477:4770000255","485:4850006259","477:4770000305","477:4770000346","477:4770000178","477:4770000148","477:4770000347","477:4770000220","485:4850006343","485:4850004268","477:4770000308","477:4770000026","477:4770000299","477:4770000027","485:4850005852"],"twin_admin_codes":[485,485,477,477,485,485,477,485,477,485,477,485,477,477,477,477,477,477,485,485,477,477,477,477,485],"twin_sims":[0.8407599804157373,0.79637967392335,0.7921248538201059,0.7760531457130713,0.7187480896539665,0.6973483724396418,0.6905510873051958,0.6794003660885336,0.6785877648673972,0.6666892623499335,0.6416046297673769,0.6088353693002868,0.5957675809122417,0.592172526570838,0.5885325139559655,0.567260497009146,0.5648800080421275,0.5610586466217456,0.5568858828757054,0.5432456826598041,0.5418015770229201,0.5391166863551611,0.5275904903169556,0.5226945307647703,0.5179413714222179],"twin_dists":[0.07649354992661211,0.08763963305969025,0.0886646677440745,0.09248199360928712,0.10554958707090785,0.11027409780009373,0.11176230858562518,0.11419279335204395,0.11436943161156392,0.11694924851403816,0.12235569211132438,0.1293809847668365,0.1321793921443837,0.13294952000258392,0.13372949680372404,0.1382948828297171,0.1388068415438737,0.13962924932154103,0.14052814883703332,0.14347382298530312,0.14378641848942955,0.14436800862389534,0.14687132272783907,0.1479381645277962,0.14897608298364007],"n_dims_used":45,"mean_confidence":0.9185193379720052},"coverage":{"mean_confidence":0.9185193379720052,"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}}