{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007796},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008025","490:4900008806","490:4900009028","490:4900007913","490:4900008571","490:4900007912","490:4900008471","490:4900009131","490:4900007914","490:4900008917","490:4900009040","490:4900008465","490:4900008680","490:4900008017","490:4900007795","490:4900008470","490:4900008919","490:4900008569","490:4900009226","490:4900008591","490:4900008024","490:4900010599","490:4900009030","490:4900008247","490:4900008690"],"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":[0.15936523719357387,0.1478706263322944,0.13056338855336666,0.12922350058632281,0.123037884371168,0.11909779497492319,0.08658023735431492,0.07084468877951074,0.06527983770447271,0.06379454274229503,0.041342995921961286,0.033632913350744593,0.032358584814622345,0.028313079527879433,0.02447755022081703,0.021870184778952906,0.020685167946324877,0.018797040290246987,0.017825389211579903,0.01772889088182555,0.016697960760901503,0.01623062304456561,0.015094298867697382,0.01206763318695508,0.011792228067266234],"twin_dists":[0.24890923218697691,0.25393152844700284,0.2620696235223511,0.26273270521674064,0.2658631295189311,0.267920101520971,0.28729479504948163,0.29883920736269914,0.3034214958818341,0.30469825921257787,0.32783223897309777,0.3382850285554726,0.3402055152189231,0.34676397669002545,0.35377385524073657,0.3591038261316502,0.3617109796336209,0.36614729264657214,0.3685842286901935,0.3688325555168037,0.371562200310332,0.3728486178378269,0.3761178680027724,0.38602352264731316,0.38703096675438925],"n_dims_used":45,"mean_confidence":0.9018034193250868},"coverage":{"mean_confidence":0.9018034193250868,"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}}