{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940008607},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008431","494:4940008219","494:4940008609","494:4940008319","494:4940008606","494:4940008314","494:4940008217","480:4800004128","494:4940008521","494:4940008672","494:4940008511","480:4800004523","494:4940008224","494:4940008222","494:4940008417","494:4940008316","494:4940008427","494:4940005821","494:4940008218","496:4960009662","480:4800004206","480:4800004621","494:4940008213","494:4940007277","490:4900001175"],"twin_admin_codes":[494,494,494,494,494,494,494,480,494,494,494,480,494,494,494,494,494,494,494,496,480,480,494,494,490],"twin_sims":[0.6599217875195338,0.5855254223025064,0.5513406094577975,0.549339010136509,0.539634970597218,0.5383224035752626,0.5216445822449008,0.4471132367794911,0.43817354998877156,0.42428844712582986,0.4242175165948296,0.4127710187783344,0.4019052134461375,0.3935543693818724,0.3920101097797891,0.38607726584992763,0.38264408074439704,0.35559790965150756,0.3434747902066758,0.34065905311727457,0.3359757169484699,0.33476557616425495,0.3302496831642195,0.32051627129487936,0.3202326766539364],"twin_dists":[0.11841162843764015,0.13437405657991533,0.1417242505226835,0.14215645424967993,0.14425569763616636,0.14454016786848228,0.14816724493710762,0.16478645585530932,0.16684097560205602,0.17006534789510674,0.1700819292111762,0.17277332194645928,0.17535835895381638,0.1773665258091711,0.17774002359657629,0.1791814020846996,0.1800202833277697,0.18676246187270842,0.18986935462495005,0.1905992193455235,0.19182038755473277,0.19213742130943784,0.1933260416911233,0.1959187730025976,0.19599496815448053],"n_dims_used":45,"mean_confidence":0.9168908013237848},"coverage":{"mean_confidence":0.9168908013237848,"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}}