{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000502},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850007598","500:5000000162","485:4850007340","500:5000000447","500:5000000444","485:4850007056","500:5000000343","485:4850006919","485:4850006522","485:4850006911","485:4850006757","500:5000000288","485:4850007475","500:5000000505","500:5000000344","500:5000000496","485:4850004471","500:5000001921","500:5000000293","485:4850008824","485:4850002951","485:4850006916","500:5000000606","485:4850005771","485:4850006373"],"twin_admin_codes":[485,500,485,500,500,485,500,485,485,485,485,500,485,500,500,500,485,500,500,485,485,485,500,485,485],"twin_sims":[0.6627517753023562,0.49079932954463645,0.48486256682551065,0.48140705208082835,0.405601994062693,0.35502991646120213,0.35377239656075654,0.310913610437416,0.30749415809116004,0.3036274627063057,0.30270172676615914,0.2942736647498943,0.28581937354168263,0.27168190669571834,0.2552965807519876,0.25331502003552747,0.25196689534445593,0.2500503031963657,0.2405264171430202,0.23537500884529358,0.22726390448302444,0.22491504960402062,0.21687070812364995,0.21555516078129905,0.20852691029937437],"twin_dists":[0.11780049217308317,0.1549506521117086,0.1562698053682505,0.15703991064225306,0.17447542902990335,0.18690678015287568,0.18722672217123704,0.19852029620022632,0.1994577171373807,0.200525012323669,0.20078170308755894,0.20314006566150453,0.20554624445030845,0.2096677374161118,0.2146137567051308,0.21522529707524893,0.2156430893372923,0.21623951344890363,0.2192476266343205,0.22090693996266111,0.22356853644177488,0.2243509879585925,0.2270727495620173,0.22752426983469168,0.2299686031965722],"n_dims_used":45,"mean_confidence":0.9167215135362413},"coverage":{"mean_confidence":0.9167215135362413,"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}}