{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001791},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001892","474:4740000246","474:4740000120","474:4740003091","474:4740000086","474:4740000015","474:4740002726","474:4740002116","474:4740001689","474:4740000283","474:4740000433","474:4740000204","474:4740000239","474:4740002329","474:4740001692","474:4740001593","474:4740000346","474:4740002910","474:4740002999","474:4740001688","474:4740000662","474:4740000248","474:4740000165","474:4740001802","474:4740000348"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.8891472446820302,0.7934517437731717,0.7358867419549038,0.7340253510864727,0.7253986260810968,0.7217939990524828,0.7214056521790752,0.7102074798247824,0.6974937389775099,0.692624717560875,0.6799191019417585,0.6682879757890526,0.6583895269086293,0.6519444664413169,0.6516696713447089,0.6503607193135845,0.6322026789923291,0.6239288383572187,0.6192726926151888,0.6026860419354282,0.5999463402445354,0.5955012571061855,0.5904130029547504,0.5822908736433857,0.5760859098030516],"twin_dists":[0.06295696485477684,0.08834569264780132,0.10171403950157511,0.10213317009375862,0.10406730850525643,0.1048716180393062,0.10495814152533231,0.107442884124705,0.1102422113357052,0.11130886998889473,0.11408000135713882,0.11660329315843675,0.1187422964772095,0.12013156928826818,0.12019074908951576,0.12047258771109791,0.12437409667784484,0.12614804063430873,0.12714567254688802,0.13069773412646976,0.1312844219936913,0.1322364375203644,0.13332651749217078,0.13506761522152222,0.13639894274729408],"n_dims_used":45,"mean_confidence":0.9222884284125434},"coverage":{"mean_confidence":0.9222884284125434,"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}}