{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000719},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000171","497:4970001625","497:4970001039","497:4970001471","497:4970000872","497:4970000135","497:4970000136","497:4970000230","497:4970000169","497:4970000225","497:4970000137","497:4970002046","497:4970001472","497:4970000138","497:4970000515","665:6650000447","497:4970002139","497:4970002211","497:4970001711","497:4970001709","497:4970002212","497:4970002564","497:4970000173","497:4970002498","497:4970001968"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,665,497,497,497,497,497,497,497,497,497],"twin_sims":[0.17567875307810568,0.16169880829668057,0.1461531168310784,0.13327886472941436,0.13310945255059603,0.13273629555682265,0.11016827158605119,0.1074039843162202,0.10670868150207198,0.10652306110110368,0.10511985812662503,0.10011079588943467,0.09391762710102675,0.08581192560678438,0.08179352554025092,0.07239358600552415,0.07128268659770501,0.07064892362112944,0.06513047001215204,0.06443581613797802,0.06431756436705129,0.06392955020920517,0.06158008968586813,0.06021480398647929,0.05825613692009617],"twin_dists":[0.2422149242748149,0.2479221901692367,0.25470638380662364,0.26074137312515466,0.26082364070929004,0.2610051261619517,0.2727825768436637,0.2743493950829321,0.2747484118352361,0.27485527597779535,0.2756678356135684,0.2786392124969989,0.2824784840770781,0.2878176458190757,0.290614716030002,0.29761597118036515,0.2984911196408495,0.2989953514378863,0.3035488125246435,0.3041440690259838,0.30424592224466546,0.30458120790636695,0.30664775621419604,0.30787853462120046,0.30968493677073566],"n_dims_used":45,"mean_confidence":0.9103351169162326},"coverage":{"mean_confidence":0.9103351169162326,"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}}