{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002095},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001984","474:4740001363","474:4740001987","474:4740000187","474:4740001269","474:4740001979","474:4740000249","474:4740000943","474:4740001057","474:4740003258","474:4740001686","474:4740001260","474:4740000245","474:4740000006","474:4740000112","474:4740001980","474:4740001877","474:4740002090","474:4740000949","474:4740001468","474:4740000007","474:4740000113","487:4870011946","474:4740000087","474:4740002094"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,487,474,474],"twin_sims":[0.7396424003706245,0.6809189802110976,0.654878175491617,0.6281519092432324,0.6160050265248361,0.5730067646032713,0.5584838451225301,0.5559173606607543,0.5502408964401697,0.5487587429292685,0.5140778732634501,0.5137526329767054,0.5122960653861243,0.5021456930786674,0.4992027858071426,0.49804872815254847,0.4751197603652386,0.47429370565557993,0.47120762649956804,0.4704436456445607,0.4534908293742327,0.4466890669682353,0.44368646234609127,0.4389195132213653,0.4341487864279307],"twin_dists":[0.10086632508872491,0.1138625194711613,0.11949949855704224,0.12524281699985118,0.12784560548941304,0.1370600799237306,0.14018380307847284,0.140736926094533,0.14196167897519985,0.14228179917207534,0.14982141180073272,0.14989264515867753,0.15021179763548473,0.15244244166431287,0.15309143598707264,0.1533462295980877,0.15844563746387266,0.15863077619382732,0.15932338757760758,0.15949508219644315,0.16333029480422262,0.16488357984793114,0.16557210693949356,0.16666891921031193,0.1677712954383324],"n_dims_used":45,"mean_confidence":0.9217270745171441},"coverage":{"mean_confidence":0.9217270745171441,"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}}