{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001612},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001355","490:4900001613","490:4900001349","490:4900004871","490:4900001748","490:4900002345","490:4900002046","496:4960011916","490:4900001749","469:4690003366","490:4900002203","490:4900007269","490:4900001339","496:4960011827","490:4900002506","470:4700002449","496:4960011989","466:4660000080","490:4900004036","490:4900001336","490:4900007149","496:4960012201","490:4900002344","496:4960006377","496:4960005839"],"twin_admin_codes":[490,490,490,490,490,490,490,496,490,469,490,490,490,496,490,470,496,466,490,490,490,496,490,496,496],"twin_sims":[0.6521226746030665,0.605629264210036,0.5280922994420939,0.5128593535856457,0.4945495612576366,0.4637009135231238,0.4584827321816906,0.4558472375807592,0.44967623680547664,0.43781149884688314,0.43438388835616876,0.4334596565533793,0.4315714294781927,0.43055674787026965,0.43018761739259154,0.4203111500778692,0.40029783866163937,0.3898661650259228,0.38977503361915944,0.3882047902415997,0.3751953959952621,0.3737031594560024,0.3736514959934023,0.3728000792990215,0.37237995105782445],"twin_dists":[0.12009318817557176,0.13006750040510345,0.14676210142828292,0.15008834705758697,0.1541198064547037,0.16101456551571114,0.1621957801439842,0.16279418912818022,0.1642003331895827,0.16692452426283858,0.1677168576421822,0.16793093144696347,0.16836886102633153,0.16860451254728076,0.16869029604886673,0.17099691550919538,0.1757434009493999,0.1782597019937869,0.17828182126755257,0.17866333082458702,0.18185288322642032,0.18222214303989778,0.18223494033117424,0.1824459660406123,0.18255018341193158],"n_dims_used":45,"mean_confidence":0.9147504170735677},"coverage":{"mean_confidence":0.9147504170735677,"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}}