{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011714},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010595","490:4900011983","490:4900011713","490:4900010935","490:4900011014","490:4900011982","490:4900010682","490:4900011846","490:4900011911","490:4900011783","490:4900011648","490:4900010681","490:4900008337","490:4900011712","490:4900009632","490:4900010431","490:4900011916","490:4900011651","490:4900010680","490:4900009121","490:4900008673","490:4900008572","490:4900010679","490:4900009238","490:4900011094"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.38847710383832024,0.3251582119351363,0.32024042122635604,0.302957149855157,0.2834699293044433,0.27725332241592154,0.2029708779104778,0.20129013609485708,0.19017985733109077,0.17110153868815728,0.1599374747215351,0.15285980038098473,0.14345393754608105,0.13752569138007167,0.10913574258406643,0.1088278221951605,0.10746880961785021,0.10357518561018039,0.1013832548854615,0.0984287456134863,0.09810810086888555,0.09725093571262428,0.09171290357804313,0.09021846764229609,0.08468362150961319],"twin_dists":[0.1785971169642461,0.19467691000827742,0.19599288686914246,0.20071083310932927,0.20622246587359122,0.20802825504913158,0.23194090982241994,0.23254482639576357,0.23662725543706986,0.24404643721479874,0.24866622286792975,0.2517176718188542,0.2559378554559459,0.25870427596097756,0.2733642207455097,0.27353850270368923,0.27431229574370153,0.2765721346367695,0.27787358085606273,0.27966307261686324,0.2798598025141229,0.2803882005044104,0.2838934016745159,0.28486784629577167,0.28859227829141226],"n_dims_used":45,"mean_confidence":0.8918833414713542},"coverage":{"mean_confidence":0.8918833414713542,"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}}