{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000827},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001076","490:4900000420","490:4900001464","490:4900002162","496:4960008037","490:4900001079","490:4900002914","490:4900000839","496:4960005706","496:4960008869","487:4870002448","487:4870002876","490:4900001332","496:4960006502","490:4900003620","487:4870004561","490:4900001339","487:4870004567","487:4870004834","487:4870005703","496:4960008032","487:4870003678","490:4900001465","487:4870004562","496:4960007791"],"twin_admin_codes":[490,490,490,490,496,490,490,490,496,496,487,487,490,496,490,487,490,487,487,487,496,487,490,487,496],"twin_sims":[0.5664984068027,0.435062140279191,0.3966955274277221,0.35205086784078266,0.3230008288265069,0.29799711737673024,0.2813496843170278,0.273815215855455,0.2728900758958631,0.25590204632828073,0.25540708950377494,0.24336681572297122,0.24325310852024495,0.23086660428116845,0.22919667606858748,0.22462446950170403,0.22065124119040033,0.21957714348006493,0.21710747513459236,0.21554463989010647,0.20647975900906926,0.20535539757430327,0.2053521094132495,0.20422874637342234,0.20221936948075972],"twin_dists":[0.13845875306739788,0.16755987459229668,0.1766088869971835,0.1876656773856899,0.19525283855922074,0.2020933380223032,0.20683562735299263,0.20903756008584162,0.20931047327763871,0.21442750141923675,0.21457974078279013,0.21834257194274398,0.21837867146568005,0.2223787418799016,0.22292870031538958,0.224448162771542,0.22578536132184399,0.22614961030307873,0.2269916826674835,0.22752788827333126,0.23069108325084234,0.23108997510827858,0.23109114384293936,0.23149118089664644,0.2322105119835611],"n_dims_used":45,"mean_confidence":0.9174412197536892},"coverage":{"mean_confidence":0.9174412197536892,"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}}