{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001939},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002106","490:4900001651","490:4900002404","490:4900003820","490:4900003822","490:4900001798","490:4900001517","490:4900002107","490:4900002097","490:4900003554","490:4900003412","490:4900001941","490:4900002565","490:4900004108","490:4900003159","490:4900002719","490:4900003829","490:4900002401","490:4900004239","490:4900004377","490:4900002100","490:4900003971","490:4900001800","490:4900004383","490:4900003692"],"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":[0.4943096247405379,0.2156693764300474,0.21437579334155976,0.18541743917834846,0.16171759411937364,0.1551617539259643,0.14842505902005973,0.1445087181445509,0.13693313737197457,0.1271960247206088,0.1251330737531233,0.12318299675186288,0.11162424358800124,0.1105754800911167,0.10904401926784517,0.10654543708771984,0.10214108431392824,0.10040788886450659,0.09802774579711417,0.09034258879721045,0.08964429794107216,0.08900865046788814,0.0831498928840641,0.08173234514405793,0.07432998142068928],"twin_dists":[0.15417290789841098,0.2274849954310127,0.22793063251001996,0.2384281643581009,0.24791428634291565,0.2507140868855326,0.2536828158374472,0.25545459498116035,0.2589856534670291,0.26374601098971767,0.2647896843697706,0.265788336630775,0.27196951955085696,0.2725543473889156,0.27341609598582933,0.2748423861610184,0.27742116143261886,0.2784597750144153,0.27990918298129924,0.28478642873033033,0.2852456331604171,0.2856661144481791,0.2896585633764467,0.29065814239456816,0.2961161602467319],"n_dims_used":45,"mean_confidence":0.9196989271375868},"coverage":{"mean_confidence":0.9196989271375868,"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}}