{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010163},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009846","490:4900009962","490:4900010926","490:4900007904","490:4900012045","490:4900010340","490:4900010939","490:4900010518","490:4900010604","490:4900011840","490:4900011643","490:4900009861","490:4900010232","490:4900010233","490:4900011161","490:4900010503","490:4900009954","490:4900011364","490:4900008350","490:4900009442","490:4900010248","490:4900011064","490:4900010907","490:4900010317","490:4900009335"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.35724757485095104,0.29488135460510984,0.21703954083525634,0.09695044259921662,0.0693459138823071,0.02751409151889567,0.021451931760163925,0.01747453022284682,0.014286180071611533,0.01348251859455846,0.006607913959359036,0.004423496156537113,0.004132818679569017,0.0030197364035311897,0.0021556945222136067,0.0018109873226991849,0.0011584730368387564,0.0009864813116477113,0.0009845576375414953,0.0009354086618307129,0.0007708648722068645,0.0006030572647130597,0.0005011560620379047,0.0004979041326754665,0.0004215566701821783],"twin_dists":[0.18634398051044052,0.2029687023383034,0.22701493667360606,0.28057430480609863,0.30004368801695974,0.34815360508205057,0.3600096695978866,0.3694928421480909,0.37857745347665456,0.381148380275549,0.4114987518481657,0.42763331713110836,0.4303059721917687,0.44243515412363044,0.4551037138592275,0.46151637242640864,0.4775657256314142,0.4832087134837582,0.48327684510841645,0.4850608523035739,0.4917425233168801,0.5000926170400648,0.5062970951921472,0.5065139306215388,0.5120269778937467],"n_dims_used":45,"mean_confidence":0.8900961134168837},"coverage":{"mean_confidence":0.8900961134168837,"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}}