{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001656},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001427","485:4850000798","484:4840003946","499:4990001121","467:4670002837","478:4780007185","478:4780004048","470:4700007155","473:4730003600","500:5000001373","499:4990001094","473:4730006999","485:4850001717","488:4880000281","470:4700008892","470:4700008599","500:5000010656","484:4840006612","473:4730002749","489:4890002368","500:5000002763","471:4710001330","500:5000003578","485:4850007107","473:4730002308"],"twin_admin_codes":[500,485,484,499,467,478,478,470,473,500,499,473,485,488,470,470,500,484,473,489,500,471,500,485,473],"twin_sims":[0.26581638150411746,0.214817849593793,0.19069213862966516,0.1691139792682083,0.16024495998314237,0.1554497748459932,0.15454556228322183,0.1432595996710022,0.1396467724723111,0.1350967039138968,0.13372981482723312,0.13357236655561505,0.11473155139746476,0.11060264006707185,0.10891375882758833,0.1070412637683336,0.10642681092517958,0.09742035605773254,0.09580293206597337,0.0949309079792232,0.09222472441877351,0.088214639067823,0.08666095027811319,0.08492658502318158,0.08488008118068291],"twin_dists":[0.21141631917946235,0.22777814133755298,0.23643542446936708,0.24485266801310612,0.2485359056982346,0.2505892871564425,0.2509816536591094,0.2560271812114732,0.2577044376124067,0.25986352667497686,0.26052277151823366,0.26059903276191526,0.2702613010319735,0.27253914807780166,0.2734898244657793,0.2745573002587508,0.2749107454415219,0.28028347249956975,0.28128919063480967,0.2818369700835221,0.2835625570918113,0.28619471326336293,0.2872400829671674,0.28842478076254935,0.28845681062822043],"n_dims_used":45,"mean_confidence":0.9199568006727431},"coverage":{"mean_confidence":0.9199568006727431,"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}}