{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850007910},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850007881","485:4850007936","485:4850007815","485:4850006976","485:4850007751","485:4850007811","485:4850007963","485:4850007521","485:4850007820","485:4850007944","485:4850007715","485:4850008014","485:4850007794","485:4850007884","485:4850007812","485:4850007392","485:4850007853","485:4850007780","485:4850007460","477:4770001328","485:4850007785","485:4850007877","485:4850007883","477:4770001952","485:4850007793"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,477,485,485,485,477,485],"twin_sims":[0.7704021777085915,0.7424719531112964,0.7333934351220935,0.6920784616596131,0.6544717511782687,0.6526644022785749,0.6287798471377103,0.6285284023467139,0.6199770537648902,0.6122787926496928,0.5821009574158789,0.5816621498415867,0.5813574154808235,0.5728389483689799,0.570898515919418,0.5604266692224421,0.5573953662477736,0.5489755172730855,0.5248101024972968,0.5128545113627305,0.5095828013055804,0.5093364149164368,0.5074532366447088,0.5047704152681295,0.5032655046105404],"twin_dists":[0.09380545565431313,0.10022578064339031,0.10227530935548867,0.1114283662541303,0.11958709297461795,0.11997650405714447,0.1251081803218228,0.12516209404168163,0.12699477906224377,0.12864362087998504,0.1351083461121882,0.1352024600242874,0.13526782160488274,0.13709612263377868,0.13751295879376943,0.13976533038948954,0.1404183445515643,0.14223497064677987,0.14747690278588088,0.15008940813661434,0.1508069221600965,0.15086100450501952,0.15127459124185388,0.15186449618966869,0.1521957669078771],"n_dims_used":45,"mean_confidence":0.9218648274739584},"coverage":{"mean_confidence":0.9218648274739584,"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}}