{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000007621},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000008879","500:5000010125","498:4980000201","500:5000007130","500:5000006226","498:4980002651","500:5000006923","498:4980000200","498:4980000223","498:4980000199","500:5000007856","500:5000007752","473:4730007065","498:4980000126","498:4980000171","500:5000008972","500:5000005619","498:4980003540","500:5000005941","473:4730007495","500:5000009928","498:4980000622","498:4980000159","498:4980000127","500:5000003310"],"twin_admin_codes":[500,500,498,500,500,498,500,498,498,498,500,500,473,498,498,500,500,498,500,473,500,498,498,498,500],"twin_sims":[0.4796595000203024,0.4455478346536679,0.40581005286335314,0.3839271431819466,0.38114966074109946,0.37987172753757237,0.37244805445352674,0.3221617467032343,0.31344374635237315,0.303196181146246,0.2910256179247964,0.27845822245514773,0.2666669740074714,0.2538616193408636,0.24244116119824877,0.24126091344343076,0.23889396221601725,0.23830813146933946,0.2352547737270632,0.23468914060928056,0.2332456720970575,0.23186187495222843,0.22531428740537263,0.22491673853340952,0.22388696471688374],"twin_dists":[0.15743003734129304,0.1651450668832651,0.17442584409147283,0.17970635481057118,0.1803865621281884,0.18070032941384997,0.18253328568509253,0.1954774160316567,0.1978304679448044,0.20064454267218287,0.20405956000390643,0.207676350300308,0.21116127401057114,0.21505630555692495,0.21863676444157773,0.21901292837262273,0.21977092718894498,0.21995928837397288,0.2209459504989348,0.22112964668966012,0.22159974929764403,0.22205221493268493,0.22421761223374764,0.22435042339665023,0.22469517271605793],"n_dims_used":44,"mean_confidence":0.9198923977938566},"coverage":{"mean_confidence":0.9198923977938566,"n_dims_used":44,"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}}