{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004185},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004209","499:4990003884","499:4990004089","499:4990001224","499:4990002963","499:4990004167","499:4990003826","499:4990004148","499:4990003832","500:5000009827","499:4990004208","499:4990003595","499:4990003247","499:4990003352","500:5000011269","499:4990003646","468:4680000930","500:5000010049","499:4990002264","499:4990003896","468:4680000933","500:5000010153","499:4990002427","472:4720003091","499:4990004162"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,500,499,499,499,499,500,499,468,500,499,499,468,500,499,472,499],"twin_sims":[0.6893869809799671,0.6647923052688514,0.6218235498920709,0.5987371479782806,0.5986672324479984,0.5966024801331307,0.5798365849865869,0.5763511243531954,0.5553205168812946,0.5282762912322404,0.519948585754642,0.5114073234061703,0.5074465962488636,0.5007484642428779,0.4959360652459416,0.49273778621890135,0.4790984445926504,0.4678691379309305,0.4628914404257031,0.45992848514903917,0.4563915471592004,0.4547519527205278,0.45396491937800054,0.4483831139594294,0.44774948044974167],"twin_dists":[0.11201665263796075,0.11735949213237705,0.12659917052921546,0.13154337882223688,0.1315583520969351,0.13200056605461516,0.1355940607484526,0.13634201323368972,0.14086561016769258,0.14672206032972376,0.14853750800102475,0.15040664463677023,0.15127605032618463,0.15275043832353927,0.15381309865984616,0.15452096456466677,0.15755538437803124,0.16007436426752295,0.16119749331585617,0.16186803639836173,0.16267049721535673,0.16304325070486222,0.16322235295458226,0.16449589478956125,0.1646408377960356],"n_dims_used":45,"mean_confidence":0.9346766153971354},"coverage":{"mean_confidence":0.9346766153971354,"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}}