{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003993},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003824","474:4740004085","474:4740003912","474:4740003813","474:4740003825","474:4740003908","474:4740003911","486:4860000885","474:4740003997","486:4860000771","474:4740003901","474:4740003992","474:4740003899","474:4740003996","474:4740003907","474:4740003740","474:4740004172","474:4740003991","474:4740004084","474:4740003815","486:4860000886","486:4860000891","486:4860000945","474:4740003823","474:4740004081"],"twin_admin_codes":[474,474,474,474,474,474,474,486,474,486,474,474,474,474,474,474,474,474,474,474,486,486,486,474,474],"twin_sims":[0.7653929853865103,0.7249299835422663,0.7004108835468731,0.6953455396943792,0.6619697776042777,0.6475848577481336,0.6421217361963739,0.5807990916163771,0.5600190114868949,0.5567815335151333,0.5506538714457204,0.5420742932658333,0.5340438474012751,0.49352718078453994,0.4826123675485072,0.46804429341959763,0.46427992750491265,0.46350716511274537,0.4564813162141311,0.45405175424583,0.43863983719307137,0.42458100857050507,0.41530504639797017,0.3985558528257806,0.38664603901537115],"twin_dists":[0.09497117873516482,0.10417200213914193,0.10960177770456588,0.11071316374043243,0.11796941962273129,0.12106997502645413,0.12224458080695756,0.1353875818257247,0.13985312073495137,0.1405506401024196,0.14187250852497796,0.14372737385107706,0.1454683928889922,0.15434612622877356,0.1567710949070756,0.1600349187652026,0.16088378620978394,0.16105833933499925,0.16265010274288122,0.16320258668671062,0.16673341298712807,0.169996968480737,0.1721747775146035,0.17616148196942444,0.17904276865617888],"n_dims_used":45,"mean_confidence":0.9236906263563368},"coverage":{"mean_confidence":0.9236906263563368,"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}}