{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001698},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003459","490:4900003326","494:4940006860","494:4940007274","490:4900002019","490:4900003875","496:4960007890","494:4940007281","494:4940007395","490:4900002473","490:4900002478","490:4900002462","490:4900001723","490:4900002739","494:4940006945","490:4900003707","490:4900004038","494:4940007475","490:4900002629","494:4940006950","494:4940007060","490:4900001568","490:4900001334","487:4870007471","490:4900002163"],"twin_admin_codes":[490,490,494,494,490,490,496,494,494,490,490,490,490,490,494,490,490,494,490,494,494,490,490,487,490],"twin_sims":[0.6121478398390148,0.6029423622516907,0.4354973186943608,0.42925569913704376,0.4171974689335892,0.40702390287038526,0.4055006690070866,0.37656561641777836,0.37589443066310485,0.36943465615444876,0.3693540108046242,0.3675780497135433,0.36104196401265387,0.3592774821667176,0.3546553876467925,0.34875111390153746,0.3467022235390464,0.34058450125568335,0.3352405789769159,0.326089566244302,0.3249219948790761,0.31995215948184536,0.3163482946965766,0.31149566655200456,0.3112520857046902],"twin_dists":[0.12867166385969153,0.13064284701237627,0.16745920296498806,0.1689070013190118,0.1717288089128191,0.17413678251008727,0.1744995811011279,0.18151445005761813,0.18168015203783597,0.18328243604830757,0.18330252661303395,0.1837455142537607,0.1853851818470408,0.18583040158314154,0.187002007453899,0.18851019010839196,0.18903667848977723,0.19061858760491993,0.1920129056600315,0.19442893443711118,0.19473986604140694,0.1960703737072086,0.1970424522766867,0.19836131871320212,0.19842782747919924],"n_dims_used":45,"mean_confidence":0.9175355699327257},"coverage":{"mean_confidence":0.9175355699327257,"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}}