{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012066},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011786","490:4900011791","490:4900011611","490:4900012064","490:4900011190","490:4900011528","490:4900011601","490:4900011192","490:4900011934","490:4900004808","490:4900011266","490:4900011412","490:4900011657","490:4900012212","490:4900011729","490:4900011594","490:4900011113","490:4900011041","490:4900010713","490:4900011270","490:4900011659","490:4900009890","490:4900011104","490:4900011463","490:4900004667"],"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":[0.5531473094338372,0.494986517845873,0.47743170782593103,0.4695282079330139,0.40692988425213655,0.36416014488102627,0.34740851315340576,0.33728169509731476,0.31333269219718196,0.3112571383122034,0.29783686819223454,0.28846016615011705,0.2869437911627057,0.2782916697974275,0.2718117242442678,0.2716902472442197,0.2709434348758867,0.25408753076426804,0.24812258722883937,0.23757651173551628,0.22727163433183198,0.21735782165114534,0.21581289243575505,0.21479744957218178,0.21273217095157235],"twin_dists":[0.14133434733225367,0.15402312077241317,0.1579280333582141,0.15970093856261328,0.1741591580430665,0.18460108989861887,0.18885500374503464,0.19147893926717452,0.19786067952938008,0.19842644758308045,0.20213822785915758,0.2047901402177577,0.20522379469999122,0.20772493855310997,0.20962930259713325,0.20966526770662,0.20988659096871362,0.21498652829058698,0.21684235448040515,0.22019494890904046,0.22356597034724515,0.22690603092615405,0.22743566562324813,0.22778517383896377,0.2284994853262249],"n_dims_used":45,"mean_confidence":0.9110817803276909},"coverage":{"mean_confidence":0.9110817803276909,"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}}