{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000673},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000830","487:4870000754","487:4870001284","487:4870002112","487:4870000751","487:4870001282","487:4870000923","487:4870001104","487:4870001196","487:4870000152","487:4870002871","487:4870001287","466:4660010679","487:4870001011","487:4870000470","487:4870002281","487:4870001003","490:4900012837","490:4900003324","490:4900003044","487:4870000832","487:4870002747","487:4870001280","487:4870002865","487:4870002287"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,466,487,487,487,487,490,490,490,487,487,487,487,487],"twin_sims":[0.5243541724361718,0.4989731270468038,0.4418662162866694,0.4354905378519629,0.42822950871905485,0.41753567218458915,0.3872161632210875,0.3613038416732204,0.3126986836999612,0.3055063623324029,0.2875822301953572,0.2748602030670499,0.258684407086872,0.25115182058857993,0.24005650715829052,0.23767061012984475,0.21789523034184013,0.2156296071853907,0.21478362135700713,0.21441241901242306,0.2105595240104449,0.2082781098303708,0.20087314463628453,0.19659546481002,0.19039307733743774],"twin_dists":[0.14757627435536583,0.15314212698424184,0.16599037876024347,0.16746077129764197,0.16914585096642087,0.17164919932934564,0.17890390286301083,0.18531919866101484,0.19803327442246274,0.20000541798882357,0.20504104642367904,0.20872997236402516,0.21357514634561062,0.21589637727756944,0.21939802403549097,0.22016461258350453,0.22672238956266885,0.22749866896543877,0.2277899410972551,0.2279179901024183,0.22925601738184537,0.23005615090581505,0.23269519442814163,0.2342503136532983,0.23654736839589194],"n_dims_used":43,"mean_confidence":0.9063081963117733},"coverage":{"mean_confidence":0.9063081963117733,"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}}