{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001455},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001320","494:4940008130","487:4870003828","487:4870006277","494:4940008611","490:4900002038","490:4900000927","490:4900000910","490:4900003486","487:4870004843","487:4870006435","494:4940008032","487:4870004263","490:4900004045","487:4870005721","466:4660013509","496:4960008134","487:4870006576","490:4900001159","490:4900002936","490:4900005794","494:4940006043","490:4900004325","490:4900000486","490:4900005662"],"twin_admin_codes":[490,494,487,487,494,490,490,490,490,487,487,494,487,490,487,466,496,487,490,490,490,494,490,490,490],"twin_sims":[0.544185427714281,0.44440456142897156,0.3912042879316651,0.3584328127881783,0.2845075543966363,0.2567390012484586,0.25387846811712184,0.23739207054503217,0.21880096932333698,0.21785526716906023,0.21671133970348766,0.21549508911389503,0.2056019781329494,0.2055773907554287,0.20503691738689733,0.20296796413288873,0.19834785045775208,0.1970668931084951,0.19669537700388282,0.19668353950312603,0.185720518208256,0.1842825541306243,0.1838533825331038,0.18304080114387003,0.18079641983181333],"twin_dists":[0.14327048370446618,0.16540727790096563,0.1779351933922377,0.1860439268432683,0.2059234002023065,0.21417049343002773,0.21505110011419168,0.22025443353477364,0.2264135709807059,0.226736035151434,0.22712734941255203,0.22754493181902097,0.23100236766291254,0.23101110006937906,0.23120323429980322,0.23194195380954852,0.23361044795341224,0.234077789688354,0.23421372587020897,0.234218060083372,0.23831259411885755,0.23886210357421114,0.23902669370440385,0.239339067324394,0.2402069727458507],"n_dims_used":45,"mean_confidence":0.9084923638237847},"coverage":{"mean_confidence":0.9084923638237847,"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}}