{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008379},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008046","490:4900007823","490:4900008706","490:4900008592","490:4900005331","490:4900007825","490:4900009869","490:4900009982","490:4900006611","490:4900008270","490:4900008160","490:4900002853","490:4900007943","490:4900009574","490:4900008504","490:4900009155","490:4900008601","490:4900009770","490:4900009667","490:4900009573","490:4900008061","490:4900004940","490:4900008048","490:4900008723","490:4900007711"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3130059873739006,0.1990365007470997,0.12954875147474376,0.09865341064342545,0.08601487816849675,0.06952836286888012,0.06510324572776062,0.06499150537449219,0.06222408217769198,0.05958804006469138,0.05805178028598821,0.05318025269804975,0.051988211145224505,0.05151113224883944,0.04936423075658411,0.04890319493478782,0.04842734822404077,0.048122557723217406,0.04800547096888659,0.04570780753800933,0.04564856859737501,0.04384016662337722,0.04033522076610571,0.040309092158068764,0.0402235758757541],"twin_dists":[0.1979495928797976,0.23336006391772865,0.26257127010042924,0.2795255298572974,0.28767917170829416,0.29989594055514834,0.30357204340023003,0.30366747627968654,0.30607496923496197,0.3084512453968335,0.3098762757143118,0.3146110280374542,0.3158241144351325,0.31631609727298493,0.3185781300688007,0.3190745529267018,0.3195910353563476,0.31992408416320656,0.3200524949623898,0.3226269517024413,0.32269474705063694,0.32480073881702415,0.32909950233063673,0.3291327125002073,0.32924153325600364],"n_dims_used":45,"mean_confidence":0.9309294806586371},"coverage":{"mean_confidence":0.9309294806586371,"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}}