{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008095},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940002455","493:4930006234","490:4900002454","490:4900000779","478:4780006883","466:4660014158","490:4900005789","487:4870007762","487:4870002773","490:4900005255","490:4900003619","490:4900005533","466:4660003436","490:4900006036","490:4900001026","490:4900000780","494:4940007163","490:4900005785","496:4960002390","466:4660003089","469:4690004143","466:4660003457","470:4700005480","466:4660003282","466:4660003256"],"twin_admin_codes":[494,493,490,490,478,466,490,487,487,490,490,490,466,490,490,490,494,490,496,466,469,466,470,466,466],"twin_sims":[0.3274859784778976,0.324491567671748,0.26749098433388613,0.2602419366559849,0.2580021473682145,0.2513113162732314,0.24666480127139828,0.2391725736727108,0.23806015252238466,0.23142169566417975,0.22884642689718399,0.22578450939602782,0.22350104132793863,0.2191862076585512,0.21193010405710197,0.204493642074167,0.18873177000172284,0.18638236836070704,0.18367938946164705,0.18306671601827976,0.17606022138982672,0.17516755175354093,0.17394647204666971,0.17257916265944867,0.16907534498842755],"twin_dists":[0.1940578694950586,0.19485464790599133,0.21091468122470464,0.21310053110192992,0.21378361362376844,0.2158467721038532,0.21730023449647243,0.21968145119328644,0.22003911147547942,0.2221965142660146,0.22304438340754554,0.22406072364486052,0.2248246446727582,0.22628248109339055,0.2287781584845659,0.23139671427096917,0.2371714732192273,0.2380606771686258,0.2390934983270727,0.23932909001111455,0.24206382916373922,0.24241777209425142,0.24290401847576976,0.24345139681726222,0.24486840682040606],"n_dims_used":45,"mean_confidence":0.9181402418348524},"coverage":{"mean_confidence":0.9181402418348524,"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}}