{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008153},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008375","490:4900009868","490:4900008043","490:4900008151","490:4900009666","490:4900010169","490:4900007946","490:4900005076","490:4900006484","490:4900009150","490:4900009045","494:4940007122","490:4900006610","490:4900005872","490:4900007346","490:4900005870","490:4900007947","490:4900005602","490:4900008382","490:4900006608","490:4900007469","490:4900008616","490:4900009462","490:4900007341","490:4900003672"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.07430591895551734,0.06700287921611221,0.053455437333221535,0.05230024846983177,0.02624164727126107,0.014267273941382852,0.013699420631194214,0.010846098403568165,0.009467884860277886,0.008528144762884035,0.008259337614224087,0.006312210886120182,0.006311020436985409,0.005525656355508614,0.0050409302220693385,0.004703789910170535,0.004388369957031157,0.0036267116056938253,0.0035064620500380905,0.003497962941801819,0.0033634821257514853,0.003243413312774383,0.003092348189377045,0.0029958948350173775,0.0029145147533814982],"twin_dists":[0.29613460269009984,0.30196975622726974,0.3143341953157726,0.3155043546093493,0.3504401411198856,0.3786364509158194,0.38044144612749486,0.3906589111867316,0.39648320991833513,0.40090566864078564,0.40225090881562686,0.41337110267373045,0.41337879882926454,0.41876631249496293,0.42244817509026195,0.4252030707910079,0.4279476661683562,0.43539650207199976,0.436700823284576,0.43679454671163814,0.43830584492751656,0.4397025015358802,0.44152835406154833,0.44273724368074596,0.44378520664728904],"n_dims_used":45,"mean_confidence":0.9351433648003472},"coverage":{"mean_confidence":0.9351433648003472,"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}}