{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003589},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003408","480:4800002675","480:4800003419","480:4800003306","480:4800003360","480:4800003470","480:4800003411","480:4800003305","480:4800003466","480:4800002922","480:4800003222","480:4800003473","480:4800003095","480:4800002779","480:4800003420","480:4800003463","480:4800002919","480:4800003219","480:4800003045","480:4800003303","480:4800003592","480:4800003130","480:4800003221","480:4800003412","480:4800003472"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6260818024474039,0.6246157330543062,0.6235906668320681,0.6179169307857084,0.6173081236921608,0.6119603495862403,0.61179281272499,0.605235308330439,0.5993875053927773,0.5917343927293208,0.5672305862868637,0.5564391381596359,0.5481793005304495,0.5438794562698455,0.5325284279549211,0.5287991611882904,0.5254523664849676,0.5160939940612552,0.510317434899462,0.5059201028082526,0.4854646275403465,0.48162570062703247,0.47869224378047265,0.4756559335074678,0.4741183318856314],"twin_dists":[0.12568660012230812,0.12600083080417102,0.12622051128321224,0.12743609333290962,0.12756649908108034,0.12871181389332287,0.1287476908259112,0.13015185720809086,0.1314040988061116,0.1330433900167269,0.13830131395978384,0.14062444368888172,0.1424069879883995,0.14333668199174202,0.14579751789710452,0.1466082875360746,0.14733695192522325,0.14938009412011946,0.1506457085243812,0.15161159840926744,0.1561358034536023,0.1569911307711985,0.15764616424541275,0.15832552472317793,0.15867009533325957],"n_dims_used":43,"mean_confidence":0.9219844729401344},"coverage":{"mean_confidence":0.9219844729401344,"n_dims_used":43,"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}}