{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002580},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001821","487:4870000597","490:4900004534","490:4900003851","490:4900006758","490:4900003712","490:4900003709","490:4900005761","487:4870002113","490:4900002122","490:4900001672","490:4900001692","494:4940008203","490:4900012288","490:4900003206","490:4900007003","494:4940008875","490:4900001835","490:4900007246","490:4900003305","490:4900012572","466:4660012135","466:4660003761","494:4940008770","490:4900001678"],"twin_admin_codes":[490,487,490,490,490,490,490,490,487,490,490,490,494,490,490,490,494,490,490,490,490,466,466,494,490],"twin_sims":[0.39581942207124515,0.23254446242530563,0.22515634722462663,0.20244445560438937,0.19811839269215495,0.18488179906734162,0.18290413159703697,0.17263243718946736,0.17154085184467766,0.1701860619869032,0.16920005583050252,0.16900467214859274,0.15534742972097637,0.1517019100212251,0.15042652394910008,0.15008282815899898,0.13987698207505564,0.1398223740895925,0.13939249560243486,0.1345919395749638,0.13160646249896882,0.12667435749021602,0.12189100995389186,0.11896364301917978,0.11666558074488058],"twin_dists":[0.17681992214141085,0.22182880545313824,0.2242703574465392,0.23212969069294187,0.23369400909287855,0.23863274023991907,0.23939170205186644,0.24343001135006315,0.2438691422694067,0.24441695025205717,0.24481761148953532,0.24489720416500035,0.25063361400441486,0.2522266736384066,0.2527906411225975,0.25294322268528213,0.25759660466519146,0.25762217171961405,0.2578236982052127,0.26010638666994257,0.2615569739173862,0.2640087095471205,0.26645662049694185,0.26799104670080587,0.26921597991332985],"n_dims_used":45,"mean_confidence":0.9130062527126737},"coverage":{"mean_confidence":0.9130062527126737,"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}}