{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700008987},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700008841","466:4660000692","472:4720002017","466:4660001686","469:4690005844","489:4890002301","469:4690000058","479:4790000075","466:4660007684","470:4700003690","478:4780002744","479:4790000005","485:4850003195","493:4930001446","472:4720001649","470:4700006921","470:4700005662","470:4700002626","489:4890002707","470:4700007653","485:4850008923","466:4660008316","466:4660007239","472:4720001439","470:4700008210"],"twin_admin_codes":[470,466,472,466,469,489,469,479,466,470,478,479,485,493,472,470,470,470,489,470,485,466,466,472,470],"twin_sims":[0.29935407669225944,0.2791873000754718,0.25574649978081637,0.22799314610086435,0.226328656134265,0.2116501295485979,0.20263259914570733,0.19867167033314062,0.1919700257437226,0.19107100934307616,0.18757326401766605,0.1756021979729731,0.17064738866035772,0.16949758851579969,0.16552660727293034,0.1635065661559082,0.15975973782871733,0.159537144148429,0.15844159116275422,0.15687023436976644,0.15384695056268577,0.15236978090019285,0.151695778816873,0.14974368781276598,0.1492988694504523],"twin_dists":[0.20171378579447063,0.20746386510686377,0.2144753244857788,0.2233267025903274,0.2238794407763533,0.22887560212864988,0.23206218166519552,0.23349263672481205,0.23595846443003102,0.23629378234770637,0.23760896962328734,0.24224527500502946,0.24423006326850938,0.24469653354061338,0.24632526285944775,0.24716463663243293,0.24874163371542393,0.24883616268285141,0.24930281581512578,0.24997626132316864,0.25128595600197484,0.25193273476589434,0.25222937646306093,0.25309403430241206,0.2532922215941719],"n_dims_used":43,"mean_confidence":0.9188056768373002},"coverage":{"mean_confidence":0.9188056768373002,"n_dims_used":43,"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}}