{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000489},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000699","490:4900000589","490:4900000228","490:4900000494","490:4900000926","490:4900001457","490:4900000590","490:4900000622","490:4900000775","490:4900000824","490:4900000580","496:4960008861","494:4940008024","487:4870002996","496:4960009061","490:4900000588","487:4870003534","494:4940008238","496:4960008578","490:4900000109","490:4900000500","490:4900001191","490:4900000578","490:4900001058","490:4900000495"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,496,494,487,496,490,487,494,496,490,490,490,490,490,490],"twin_sims":[0.8294163280104334,0.747065075799963,0.6700201215520283,0.6160122711988931,0.5938985327221802,0.5882177819729212,0.5835306744354222,0.5595458091829589,0.5408700996573733,0.5279487434644757,0.5153227045467159,0.5112933995852658,0.5107046192777127,0.5060661632590393,0.5029873174193588,0.4932590609900153,0.4850579035305925,0.484130654279848,0.48392727418817505,0.4823361156225705,0.47722223568835687,0.4643697097530698,0.4610898509803605,0.4577122392528226,0.45076845566639934],"twin_dists":[0.07943246059767865,0.09918244816655347,0.11622823858901973,0.127844053829413,0.13257975380053774,0.13379694922375093,0.13480174230267075,0.139955037338924,0.143988130119979,0.14679334480949882,0.14954887491550367,0.15043162740617025,0.15056076581580935,0.15157948035064905,0.15225703265597046,0.15440550131192615,0.15622632324121072,0.15643277802658193,0.15647807760417912,0.15683268737275666,0.1579748968160425,0.1608635125871708,0.16160502742882177,0.1623705976864393,0.16395093894103874],"n_dims_used":45,"mean_confidence":0.9148827446831598},"coverage":{"mean_confidence":0.9148827446831598,"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}}