{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003063},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004307","490:4900002601","490:4900002750","490:4900003062","490:4900003058","490:4900004008","490:4900003593","490:4900002908","490:4900002645","490:4900003724","490:4900003866","490:4900003728","490:4900004043","490:4900003084","490:4900002639","490:4900002642","490:4900002301","490:4900004304","490:4900002900","490:4900003457","490:4900004292","490:4900004147","490:4900003323","490:4900003060","490:4900002926"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5643075963579641,0.5458440138348738,0.5265671938982346,0.5200671085871716,0.5050749934359859,0.48109868294906166,0.46790530569473765,0.4455193971971928,0.4252274013743039,0.41276871690300726,0.41229967582953453,0.4036271376347095,0.39896885570745855,0.3838606710343764,0.38043690407527014,0.37462787051769814,0.3686138108957008,0.35706981600970766,0.3558095499799482,0.3422951265638582,0.33850272563224765,0.33829204021013504,0.3260491658792846,0.31520641277109385,0.3134500460223018],"twin_dists":[0.13892998650261304,0.1429117558175908,0.14709411874226078,0.1485116233968859,0.15179748286676742,0.15710871882707098,0.1600662187734898,0.1651515859253874,0.1698459587199209,0.17277386637907638,0.17288483013985903,0.17494664741306293,0.17606228509239158,0.17972260629784692,0.18056150051155895,0.1819932345368184,0.18348702920447504,0.1863890258460798,0.18670871779492984,0.1901747439723362,0.1911603457392653,0.1912152738926945,0.19443968299209233,0.19735175792306434,0.19782875434179423],"n_dims_used":45,"mean_confidence":0.9171617296006944},"coverage":{"mean_confidence":0.9171617296006944,"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}}