{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000014},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000018","491:4910000029","491:4910000048","491:4910000005","491:4910000083","491:4910000066","491:4910000759","494:4940006972","491:4910000046","491:4910000519","491:4910000145","491:4910000371","494:4940006971","492:4920006436","491:4910000021","491:4910000415","492:4920006236","491:4910000259","491:4910000007","491:4910000102","491:4910000258","492:4920006537","492:4920006445","491:4910000372","494:4940005897"],"twin_admin_codes":[491,491,491,491,491,491,491,494,491,491,491,491,494,492,491,491,492,491,491,491,491,492,492,491,494],"twin_sims":[0.468608626402708,0.3642355132941292,0.33441475116567243,0.2404289312947531,0.2360004044239385,0.2066994296525041,0.18936114441337243,0.14809143088880924,0.14557028976604094,0.1453491351890355,0.14463966435672349,0.14269555968646241,0.12149385326064298,0.1177358788035212,0.11647938626416304,0.10864427416378092,0.10803285892827924,0.08997866545465345,0.08707866403206577,0.07800194761711941,0.07440901886146942,0.05554684906895524,0.05480795292760865,0.04513173754491626,0.04461783124041349],"twin_dists":[0.15990786364794002,0.18458218006551622,0.19222944701274128,0.21927881184799425,0.22070423902382352,0.2306133237069428,0.23693458518557528,0.25383239552294773,0.2549708568758528,0.25507141676957035,0.25539478316120845,0.25628694814546216,0.2666631355027013,0.26864320163293215,0.2693160345014225,0.2736425720696224,0.2739902223344324,0.28502539676310407,0.2869575773912043,0.29335662596693296,0.29605561667604924,0.31226799220299034,0.3129905069780883,0.3232893779686081,0.3238863332452017],"n_dims_used":45,"mean_confidence":0.8906862046983507},"coverage":{"mean_confidence":0.8906862046983507,"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}}