{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001739},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001737","474:4740001013","474:4740002654","474:4740002249","474:4740002140","474:4740001421","474:4740001422","474:4740001925","474:4740001431","474:4740001420","474:4740001522","474:4740002251","486:4860000061","474:4740002259","474:4740002348","474:4740002938","474:4740001102","474:4740001423","474:4740002840","474:4740002931","474:4740002462","487:4870013128","474:4740002561","474:4740001321","474:4740001213"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,486,474,474,474,474,474,474,474,474,487,474,474,474],"twin_sims":[0.542830380879844,0.4900093469694914,0.48230090953018245,0.46718064989296215,0.4598268414779551,0.4542596839382808,0.4424351876896103,0.41698976517312,0.38538746689152287,0.37486681541503974,0.3720033865957287,0.37170153082020113,0.36692592221037584,0.35207707161878327,0.3489518585942648,0.33793431023911946,0.31673518024872266,0.2944480265049681,0.2925800731900505,0.2887578708321648,0.27940973693795956,0.2746113949933499,0.2742760233603028,0.27198151687542976,0.2664908759202705],"twin_dists":[0.14356370495351561,0.15512590777195331,0.1568405376344015,0.1602294626603571,0.16189106638722758,0.16315526117062812,0.16585956418947057,0.17177771394222374,0.17934966463345306,0.18193412981348514,0.18264364367106883,0.18271859561201853,0.18390844645197307,0.18765898758910715,0.18845869384816608,0.19130858050857974,0.19693779852071816,0.2030908757669813,0.20361875165364826,0.20470516259667446,0.2073991044615344,0.20880314286146268,0.20890183467664225,0.20957904950333814,0.21121403440191397],"n_dims_used":45,"mean_confidence":0.9196969774034288},"coverage":{"mean_confidence":0.9196969774034288,"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}}