{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001126},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780003474","477:4770003721","485:4850000957","477:4770000153","500:5000006279","477:4770000964","499:4990003413","485:4850002596","485:4850007188","470:4700008212","499:4990001633","499:4990002265","485:4850002547","477:4770000669","470:4700008211","479:4790001760","473:4730000959","469:4690005850","485:4850001540","467:4670000267","468:4680004302","489:4890004438","472:4720007184","485:4850003965","499:4990003568"],"twin_admin_codes":[478,477,485,477,500,477,499,485,485,470,499,499,485,477,470,479,473,469,485,467,468,489,472,485,499],"twin_sims":[0.3176291495912759,0.2516706562178,0.248634588407446,0.21084688013602312,0.20990454069115458,0.17913994093424823,0.17659126567746528,0.17512188759421865,0.16393609994635788,0.15952359686718692,0.15807471217936495,0.15628957089088544,0.15268434782479093,0.12892047625968364,0.12524933961719487,0.11710764143558136,0.11640367541347965,0.11526712823856054,0.11489028536959844,0.11187991707188435,0.10830771592842733,0.10656106306572971,0.10206328665268369,0.10204575090595469,0.09748023204606183],"twin_dists":[0.19669625289237042,0.21573508638253755,0.21668194826197287,0.22915565489552944,0.22948512614323285,0.24085243703851733,0.24185387643596282,0.2424359124336473,0.24698553025376152,0.24884191891031146,0.24945961395100838,0.25022636536526693,0.25179461734717123,0.2628833849109754,0.264730518182609,0.26897892129041023,0.2693567540434966,0.26997048068714413,0.2701749992152461,0.27182759057961803,0.2738337506683646,0.27483338597260343,0.27746748514678715,0.2774779304113878,0.2802464940747635],"n_dims_used":44,"mean_confidence":0.9161961295387961},"coverage":{"mean_confidence":0.9161961295387961,"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}}