{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000402},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000208","491:4910000514","491:4910000206","491:4910000178","491:4910000209","491:4910000758","491:4910000112","491:4910000273","491:4910000569","491:4910000274","491:4910000554","491:4910000353","491:4910000451","491:4910000134","491:4910000091","491:4910000471","491:4910000207","491:4910000942","491:4910000106","491:4910000332","491:4910000198","491:4910000289","491:4910000195","491:4910000315","491:4910000814"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6604366636116861,0.5050383228127389,0.4968654315302652,0.35999169893327376,0.3366639097959813,0.29555416444369403,0.2952265657379928,0.29011113567050933,0.280247156809506,0.2756390870721055,0.26401170027397636,0.22883204801280116,0.21898591038898976,0.21317528709698033,0.20522194055124449,0.20344033983084303,0.1944983820345682,0.18913638088255338,0.1841179546333984,0.1661676987383519,0.15146926564010865,0.13545031828024573,0.1299769182434382,0.12723131343561989,0.1100245905012374],"twin_dists":[0.11830048134526276,0.15180555056735504,0.15360765198265172,0.1856500539505015,0.19164037010091942,0.20277921882607977,0.20287144865205306,0.2043195409217974,0.2071555771982935,0.20850117697314952,0.21195913090476762,0.22304913507976667,0.22635061945610316,0.22834583234483558,0.23113742098485884,0.23177283889817163,0.23502125651524322,0.23701911980728596,0.23892519660553244,0.2460604221240758,0.25232928680449146,0.25969379550542065,0.26235921978850774,0.2637282699745299,0.27286326192841814],"n_dims_used":45,"mean_confidence":0.8883368598090278},"coverage":{"mean_confidence":0.8883368598090278,"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}}