{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011893},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011894","490:4900011892","490:4900011080","490:4900011829","490:4900011760","490:4900010494","490:4900011965","490:4900011147","490:4900011827","490:4900011768","490:4900011964","490:4900009529","490:4900010923","490:4900011581","490:4900011227","490:4900010312","490:4900011828","490:4900011966","490:4900011150","490:4900011631","490:4900011440","490:4900011832","490:4900011441","490:4900011830","490:4900011157"],"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":[0.4523760531430255,0.318624497549649,0.2912874000600545,0.22630801268716158,0.21740943329869977,0.21542970524035684,0.1592947531332325,0.15590086747501727,0.15453150030485874,0.14433379754978268,0.1427400663772602,0.1285169906649327,0.12667544859790633,0.12362640577454545,0.1160636876510598,0.1147097363001321,0.1139700327735379,0.11158542175978171,0.10446672529541434,0.10373523085436738,0.10343635660540984,0.10041247937028032,0.09479336450691227,0.09120585695307815,0.09050567079574855],"twin_dists":[0.16358427329974723,0.19642776599012934,0.20398522670864624,0.22388631287356361,0.2268883811404169,0.22756742538039815,0.24893920820321983,0.2503941677039271,0.2509877688507292,0.2555345555516557,0.2562664230247731,0.26308443540556364,0.26400815923772614,0.2655602123685376,0.2695398605740427,0.2702731688225617,0.27067661183085995,0.2719910921871599,0.2760489285911368,0.27647795327762803,0.2766539228594174,0.27845700571344084,0.2819237321820902,0.28422260288103757,0.2846795892715546],"n_dims_used":44,"mean_confidence":0.8883458917791193},"coverage":{"mean_confidence":0.8883458917791193,"n_dims_used":44,"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}}