{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003894},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003821","474:4740003807","474:4740003808","474:4740003737","474:4740003978","474:4740003826","474:4740003822","474:4740004256","474:4740003739","474:4740003720","474:4740004244","474:4740003396","474:4740003738","474:4740003985","474:4740003899","486:4860001230","474:4740003390","474:4740003896","486:4860000771","486:4860000301","474:4740003986","474:4740003633","486:4860000610","474:4740003996","474:4740003810"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,486,474,474,486,486,474,474,486,474,474],"twin_sims":[0.612866768939065,0.5890241482651858,0.5400639894999493,0.4354815209378556,0.4205598194813486,0.4186744986164441,0.35174360502872504,0.2918270746525154,0.29054501150993844,0.26223082531398934,0.2549886269812785,0.2526751854275895,0.24620818287822838,0.23817269475994118,0.2237973102716501,0.2115723375476257,0.2087911325297384,0.20876176054037904,0.2039677976075137,0.19705222615760692,0.19527542295292463,0.19419693270619848,0.1882216165235436,0.17739807524315965,0.17630102106338394],"twin_dists":[0.1285177068338799,0.13362413529293807,0.14416274570381965,0.16746285682363152,0.17093856340457628,0.17138133353008056,0.187744140625,0.20383211081523683,0.20419613230638078,0.21249705866573176,0.21470859784845894,0.2154234088940766,0.21744401246789896,0.22000287801854101,0.22472523727835206,0.22890269273461075,0.22987570674677657,0.22988602952804735,0.2315843221032017,0.2340831528988074,0.23473492642231042,0.2351325507911143,0.2373638942625526,0.24153575571511512,0.24196857124715157],"n_dims_used":45,"mean_confidence":0.9223926968044704},"coverage":{"mean_confidence":0.9223926968044704,"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}}