{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002593},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001684","490:4900001277","490:4900003720","490:4900001539","490:4900003584","490:4900005367","490:4900005365","490:4900004959","490:4900005235","490:4900005490","490:4900004128","490:4900005099","490:4900004672","490:4900003035","490:4900004671","490:4900001975","490:4900001679","494:4940005886","490:4900004127","490:4900003714","490:4900001414","490:4900003165","490:4900005226","490:4900005759","490:4900002753"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490],"twin_sims":[0.4894308887135803,0.3792596849388169,0.3643973225034624,0.34720704596132734,0.34084268124862005,0.32581784239725126,0.29976582403455704,0.29890549475525047,0.28325999357740145,0.2764503383390618,0.2727713399786563,0.26861949209794944,0.2650199465043571,0.25412622650105937,0.23897451631090702,0.23467815229385589,0.229153906297221,0.2257914658428503,0.2231267228948486,0.22302129023524606,0.22222187382665884,0.2081836476441051,0.203821714730746,0.20371750779583875,0.1975854630600624],"twin_dists":[0.15525429085777326,0.18085078307602662,0.18454158902577553,0.18890680609622001,0.1905515232121394,0.19450124103155117,0.20159881619491873,0.2018391459102785,0.20628305408733136,0.20826329404980526,0.2093455411342103,0.21057772861530302,0.21165558657562622,0.2149745802905957,0.21974505028829966,0.22113321814729794,0.22294282039328644,0.22405840427055015,0.22495036571135493,0.22498580238795013,0.22525485625414413,0.23008940884392143,0.23163649955794077,0.23167373555676976,0.23388834337534328],"n_dims_used":45,"mean_confidence":0.9203149583604601},"coverage":{"mean_confidence":0.9203149583604601,"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}}