{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004202},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004149","489:4890003967","489:4890003968","489:4890004147","489:4890004682","489:4890004088","479:4790000650","489:4890004253","489:4890004145","468:4680004682","479:4790000713","479:4790001140","469:4690000824","479:4790000850","467:4670004435","469:4690002412","479:4790001280","479:4790001005","489:4890003341","470:4700009032","469:4690001896","489:4890004085","489:4890004539","469:4690000887","469:4690000884"],"twin_admin_codes":[489,489,489,489,489,489,479,489,489,468,479,479,469,479,467,469,479,479,489,470,469,489,489,469,469],"twin_sims":[0.7773538757649997,0.6448001054321032,0.5921761231920106,0.5603489132797893,0.5535831890075207,0.5437703382576554,0.5422692943865152,0.5332183216941042,0.505973962581436,0.4936947410683859,0.4906671303770655,0.4845290028786672,0.48450816275298847,0.4826161781070381,0.48083811169198953,0.4756234734706483,0.47136708841630914,0.4631123166272986,0.4624300369234676,0.45880943545388114,0.4535505268243885,0.4489393322865143,0.44537025328033486,0.44321419863333966,0.4400232130863517],"twin_dists":[0.09217604994384102,0.12166888799855,0.13294874944109497,0.13978207469537426,0.14124031025219108,0.14336029177172488,0.14368515832759202,0.1456476601991853,0.1515997545920351,0.15430902481530698,0.15497997430483348,0.1563440695356588,0.15634870987488883,0.15677024539148673,0.1571668724817285,0.1583327951129332,0.15928756241379952,0.1611475677670195,0.16130181321981754,0.16212168612324948,0.16331670047731955,0.16436872400515473,0.1651857784854845,0.16568056402614478,0.16641456131036347],"n_dims_used":45,"mean_confidence":0.9201007419162326},"coverage":{"mean_confidence":0.9201007419162326,"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}}