{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002979},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002978","474:4740003068","474:4740002298","474:4740003348","474:4740002707","474:4740001574","474:4740002407","474:4740001990","474:4740002712","474:4740002915","474:4740002089","474:4740001682","474:4740003171","487:4870011945","474:4740003346","474:4740003344","474:4740000012","474:4740002824","474:4740002708","487:4870011712","474:4740002798","487:4870011711","474:4740002705","478:4780001436","474:4740002402"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,487,474,474,474,474,474,487,474,487,474,478,474],"twin_sims":[0.828475267655103,0.8046872070483131,0.7197640152372321,0.6866495506331091,0.6682077987971986,0.6597411566453056,0.6555106072800586,0.6327069327056732,0.6317583682092112,0.6243769507664351,0.6230038912673302,0.6212350412976823,0.6131003030548466,0.6129323187368468,0.6078728505324574,0.5843307766603776,0.5793257493478189,0.5767333166041169,0.5762747226648646,0.5691314005715338,0.5662037426207949,0.5555859879458722,0.5550332604606225,0.5481670121050876,0.543823573341834],"twin_dists":[0.07967316472849452,0.08561903836212675,0.10532362543111638,0.1126141720492788,0.11662064784291683,0.1184506173217499,0.11936317435828223,0.1242659218308664,0.12446940581972363,0.12605200585869214,0.12634625268835595,0.12672526378094284,0.12846769523234003,0.12850366931019921,0.12958708776721387,0.134630183561534,0.13570365770594478,0.13625997818491664,0.13635841295504625,0.1378926965919907,0.13852212099957126,0.14080837003354804,0.14092755222315392,0.14240964314911667,0.1433487732316691],"n_dims_used":45,"mean_confidence":0.9214835272894966},"coverage":{"mean_confidence":0.9214835272894966,"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}}