{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003751},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003590","474:4740003425","474:4740003669","474:4740003752","474:4740003509","474:4740003753","474:4740003589","474:4740003510","474:4740003671","486:4860002494","474:4740003426","474:4740003668","486:4860002495","474:4740004222","478:4780004779","474:4740003526","486:4860002247","486:4860002402","478:4780004906","487:4870011590","478:4780004088","478:4780005984","486:4860002254","474:4740003690","478:4780004894"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,486,474,474,486,474,478,474,486,486,478,487,478,478,486,474,478],"twin_sims":[0.9347713425195725,0.8687837301930559,0.8673083429158435,0.8593484112359533,0.7327443221008374,0.6840499024587212,0.6765967662710336,0.6413065907257579,0.6353691499403814,0.6164029975320894,0.608253275739937,0.6072449699767343,0.6063810817571833,0.6058631515231109,0.6055275833408036,0.6004556317917329,0.6001334632798928,0.5898214265284776,0.5878190211978843,0.5841248751579065,0.5803085869864537,0.5779630076084797,0.5694881461992278,0.5619894550807726,0.5553298074525469],"twin_dists":[0.04770243529043881,0.06888517750637436,0.06930011172944443,0.07150904797695663,0.10242123873503546,0.11318088887021335,0.11480196546252516,0.12241972696821368,0.12369467496807039,0.12776036741745886,0.12950562800049137,0.1297215342387136,0.12990651595579614,0.1300174187718823,0.13008927306096532,0.13117535716575823,0.13124434935803814,0.13345328190763822,0.1338824134429382,0.13467433159217787,0.1354928024239326,0.13599606655459698,0.13781602451678895,0.13942885975803881,0.14086360689133343],"n_dims_used":45,"mean_confidence":0.9236023796929254},"coverage":{"mean_confidence":0.9236023796929254,"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}}