{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011300},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010917","490:4900010512","490:4900010765","490:4900010759","490:4900010848","490:4900010674","490:4900010755","490:4900010424","490:4900011166","490:4900010764","490:4900010505","490:4900010929","490:4900011162","490:4900011158","490:4900010931","490:4900010677","490:4900011769","490:4900011301","490:4900010499","490:4900011437","490:4900010846","490:4900012118","490:4900009013","490:4900011229","490:4900011089"],"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":[0.4646944756753525,0.4525426099696094,0.3986260802423922,0.32624509314635713,0.3095901881429492,0.297221085496108,0.28969025568128176,0.28737721423481677,0.28694391791019114,0.2650219658550175,0.24450103713975924,0.23980742388807957,0.2296625730444802,0.2253338946369599,0.22071725925295452,0.219737114943394,0.21534075032651623,0.2144202563454438,0.17603063296582225,0.1725037487119648,0.1702419252751986,0.1693356292488619,0.1689050598306787,0.16587240276840912,0.1656523956519737],"twin_dists":[0.1607901889699844,0.1635463121436753,0.17614461112674623,0.19438756324117476,0.19888239871108399,0.20231085624062414,0.2044393582313541,0.20509970415206544,0.20522375839532556,0.2116549793499832,0.21798307652032367,0.21947782212509243,0.22277500097858907,0.22421106597812704,0.22576301197454182,0.2260952851138564,0.22759803531660663,0.22791528501010472,0.24207554044398247,0.24348167756789707,0.24439430027672404,0.24476242228926054,0.24493780829577402,0.24618231980935532,0.24627324022478145],"n_dims_used":45,"mean_confidence":0.8914324442545573},"coverage":{"mean_confidence":0.8914324442545573,"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}}