{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960012487},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660001659","466:4660003872","466:4660000982","496:4960000273","493:4930003445","466:4660000418","493:4930003444","496:4960012349","493:4930005008","466:4660005917","496:4960012460","466:4660001356","487:4870013103","466:4660006363","466:4660000215","496:4960012459","466:4660006891","466:4660006365","493:4930005139","487:4870013036","493:4930007202","466:4660006888","466:4660004169","487:4870012667","466:4660000259"],"twin_admin_codes":[466,466,466,496,493,466,493,496,493,466,496,466,487,466,466,496,466,466,493,487,493,466,466,487,466],"twin_sims":[0.6039078774743453,0.5436633734152603,0.49110431731562587,0.47987057188687177,0.4672163000869317,0.4647331692959957,0.4369052065848662,0.41052679039494666,0.4010346521192149,0.3887240235167216,0.3873435656918231,0.3831605730362768,0.382718287604004,0.3735874630212585,0.3680181593367945,0.3674211981601407,0.36210556969433144,0.3619234752069056,0.36149085375685014,0.36094190559022554,0.36044600961496864,0.354268421864997,0.35338284304370016,0.3508673597569283,0.34912276170460094],"twin_dists":[0.13043609884429844,0.14338343649648239,0.15488301381775135,0.1573828932912718,0.1602214296803974,0.1607814541547571,0.16713378435500592,0.17330475035556522,0.1755668126894182,0.17853709661457826,0.17887288452926145,0.1798938520028263,0.18000211331994515,0.18225080281867032,0.18363563587360937,0.1837846899373899,0.18511734485317674,0.1851631714537193,0.1852720936407372,0.18541039918815105,0.18553543055525912,0.1871004516608089,0.18732595313061493,0.1879680969499642,0.18841486499152185],"n_dims_used":44,"mean_confidence":0.9140216653997247},"coverage":{"mean_confidence":0.9140216653997247,"n_dims_used":44,"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}}