{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004087},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004029","489:4890004026","489:4890004024","489:4890004263","489:4890004150","489:4890004091","489:4890004600","489:4890004262","489:4890004716","489:4890004670","489:4890004088","489:4890004145","489:4890004152","489:4890004089","489:4890004920","489:4890004204","489:4890004190","489:4890003644","489:4890004850","489:4890003638","489:4890004897","489:4890004075","477:4770003454","489:4890003771","489:4890003846"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489],"twin_sims":[0.8763572772419943,0.8435104858039774,0.7513643830222114,0.7282921036432597,0.7233418698200543,0.6768757004115264,0.6657444824316561,0.6625920458545331,0.6488995984099477,0.6371443477292875,0.6247355206315153,0.619189541365678,0.5879687601664072,0.5840518931915034,0.5589816422859915,0.5485024699457972,0.5483881853562017,0.5460477275202861,0.5414243573792172,0.5409105965181396,0.5373346889885907,0.5350324550567264,0.5300781471652936,0.5288421414102835,0.5188185223443875],"twin_dists":[0.0667260233412125,0.07576992586905014,0.09820169710321452,0.1034200695137863,0.1045265052271664,0.11474139021303432,0.11715360389681191,0.117835000460897,0.12078708225618376,0.12331362601958559,0.12597515785557903,0.1271634853265803,0.13385032031053357,0.1346899801610075,0.1400765612206984,0.14233716434440188,0.14236185576339777,0.142867708720159,0.14386809774209766,0.14397935917563198,0.14475432141306735,0.14525378538195674,0.146330090971376,0.14659893642383856,0.14878437645769493],"n_dims_used":45,"mean_confidence":0.9200637817382813},"coverage":{"mean_confidence":0.9200637817382813,"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}}