{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002391},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002347","480:4800002005","480:4800002108","480:4800002114","480:4800002162","480:4800002117","480:4800002207","480:4800001831","480:4800002210","480:4800002346","480:4800002067","480:4800001774","480:4800002488","480:4800001951","480:4800001733","480:4800002254","480:4800001721","480:4800002060","480:4800001943","480:4800001660","480:4800001514","480:4800002009","480:4800001517","480:4800001663","480:4800002385"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5141476187269499,0.497636351966229,0.48273826513778423,0.4660168338926395,0.4650481494548611,0.44322716888273184,0.4161390282457038,0.4158792639206733,0.3752623567039778,0.36895369633792674,0.35560057990305954,0.3273999558827869,0.3143602920232065,0.3102584912435779,0.3076140808729385,0.2992125256780556,0.2954298735945163,0.28611770191778396,0.28400499926072764,0.28044984245466964,0.27804893603102715,0.268642897487843,0.2628092291100087,0.2527796744457419,0.23033118239800876],"twin_dists":[0.14980613777423496,0.15343731467435875,0.1567430287530464,0.1604918185964572,0.16071035897381364,0.1656775847665953,0.1719781338600818,0.1720393652045626,0.18183633044207573,0.1834022862819679,0.18676178368449625,0.19408070274651532,0.19758135956227918,0.19869943324885583,0.19942474000387087,0.20175333156576597,0.20281420369013112,0.2054606185870577,0.20606816505359984,0.2070967012986303,0.20779578277922717,0.21057074947564472,0.21232209717679537,0.21539103419749644,0.2225547860503192],"n_dims_used":43,"mean_confidence":0.9197275915811228},"coverage":{"mean_confidence":0.9197275915811228,"n_dims_used":43,"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}}