{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004954},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005762","490:4900004955","490:4900004676","490:4900004820","490:4900004815","490:4900005772","490:4900005640","490:4900001686","490:4900003030","466:4660003946","494:4940006835","466:4660003701","490:4900005631","490:4900007369","466:4660003820","490:4900001405","494:4940007153","466:4660003705","490:4900006273","490:4900005757","466:4660004778","490:4900006513","490:4900005637","494:4940007161","490:4900004413"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,466,494,466,490,490,466,490,494,466,490,490,466,490,490,494,490],"twin_sims":[0.7064670262607737,0.532768794891521,0.5216572266069534,0.45936118801876774,0.3952367616497799,0.3863899000011521,0.35902837247743097,0.3408474614167588,0.29994930270216985,0.28300770713350437,0.2608238165055086,0.25295531551314604,0.25078125757889724,0.24898726896722417,0.24647814924661554,0.22881544645292057,0.22145026509064797,0.21947835655543066,0.21690974814282288,0.20863226414386746,0.20770622175336373,0.20545238798358262,0.20356414089769484,0.19793511816193646,0.18740082063916394],"twin_dists":[0.10826871171829612,0.14574530121465956,0.1481644855254873,0.1619965953792922,0.17696039172276962,0.1791051882976902,0.18589334765105578,0.19055028178042296,0.20154761436853785,0.2063559007419346,0.21292367731099848,0.2153366330578468,0.2160117047249045,0.21657157910569252,0.21735898595921418,0.2230546215068365,0.22551516458964813,0.22618317089960652,0.22705937851246782,0.22993155281160807,0.23025765692532477,0.23105550686843324,0.2317285615254701,0.23376079984440037,0.23767425268281833],"n_dims_used":45,"mean_confidence":0.9214160495334202},"coverage":{"mean_confidence":0.9214160495334202,"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}}