{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002046},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002349","474:4740001929","474:4740001519","474:4740002034","474:4740002040","474:4740001619","474:4740001728","486:4860000152","474:4740002146","474:4740001215","474:4740001828","474:4740002931","474:4740002249","474:4740002346","474:4740001310","486:4860000061","474:4740002153","474:4740001729","474:4740001632","474:4740002654","474:4740001213","474:4740002137","474:4740001829","474:4740003022","486:4860000081"],"twin_admin_codes":[474,474,474,474,474,474,474,486,474,474,474,474,474,474,474,486,474,474,474,474,474,474,474,474,486],"twin_sims":[0.5534032470092134,0.5240265103224379,0.4221693875599096,0.3898699106080015,0.3555593110491576,0.3464540665026043,0.3321925038255167,0.32537253864168636,0.3237610709473696,0.32341309971437626,0.3103708549760156,0.30457227434826517,0.29375022558915986,0.2894895230674635,0.27925091027978954,0.2719201631126448,0.26388225687958367,0.252734290094139,0.2502809760759373,0.24847681895733637,0.2463077944227805,0.24286499173050144,0.23879067742132218,0.23713216086118585,0.23697245250940102],"twin_dists":[0.1412791297211795,0.14764770150037776,0.17056121798187623,0.17825879292382113,0.1867722654066129,0.18910055683879576,0.19281359431112358,0.19461981009948606,0.19504964306624395,0.1951426148671673,0.19866869291996628,0.20026350023122133,0.203287838807815,0.20449653992488814,0.20744534232224457,0.2095972059899712,0.21199815373752642,0.21540509495992052,0.21616757620565213,0.21673135368755453,0.2174126326131408,0.2185019721852212,0.2198041143252267,0.2203383089058386,0.2203898780969663],"n_dims_used":45,"mean_confidence":0.9202816433376736},"coverage":{"mean_confidence":0.9202816433376736,"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}}