{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850004820},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000181","500:5000002393","485:4850006830","485:4850003602","485:4850004743","485:4850003478","485:4850002287","485:4850007326","485:4850003792","473:4730004338","485:4850004407","485:4850008518","500:5000000309","485:4850004857","485:4850005029","485:4850006447","485:4850005789","485:4850007131","485:4850006117","500:5000000239","477:4770000341","485:4850002475","494:4940003407","485:4850005612","485:4850004148"],"twin_admin_codes":[500,500,485,485,485,485,485,485,485,473,485,485,500,485,485,485,485,485,485,500,477,485,494,485,485],"twin_sims":[0.2483384277454172,0.18545337703874937,0.1789690843669948,0.15834441032390778,0.14871177429421917,0.14601067436025258,0.13775928027306428,0.13384398774909323,0.13378623905758494,0.12914783467441615,0.12801854400614915,0.125377730665673,0.12394690337142848,0.10980640078729717,0.1079099312258073,0.10737791811109357,0.10369663347626089,0.10035875920558451,0.09871567963016503,0.09756798169875616,0.09642791952297876,0.09548130910778767,0.09050736986555753,0.08977746333087842,0.08968134882902845],"twin_dists":[0.2167747073825625,0.23841445357758784,0.24091925340425155,0.24934432354928152,0.25355446728062236,0.25477094862872907,0.2585936042116797,0.26046751320676303,0.2604954584452513,0.2627703052672615,0.26333346372663513,0.2646652300810281,0.2653957106602989,0.2729859438297541,0.2740603029952511,0.2743643175969623,0.2765006561961329,0.2784894195255568,0.2794874514772308,0.28019233354223766,0.2808990010200315,0.2814907659376326,0.28467847696738563,0.28515784380741716,0.2852211969696334],"n_dims_used":45,"mean_confidence":0.9162648518880209},"coverage":{"mean_confidence":0.9162648518880209,"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}}