{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740004216},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740004516","486:4860002770","474:4740003460","474:4740004379","474:4740004451","474:4740004453","474:4740004771","474:4740004768","474:4740003461","474:4740004032","474:4740003622","474:4740003627","474:4740004578","474:4740004579","474:4740004129","474:4740005680","474:4740004706","474:4740004297","474:4740004766","474:4740004450","486:4860002681","486:4860002775","474:4740003628","486:4860002774","474:4740004377"],"twin_admin_codes":[474,486,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,486,486,474,486,474],"twin_sims":[0.8206618108827716,0.7826449850496713,0.7453167955033692,0.7391186021799092,0.7323598692690355,0.7032478473131106,0.6902984949270752,0.6852120335447693,0.6804281651758698,0.6797929747653961,0.6740078429036137,0.6553343679901054,0.6546149387482683,0.6514140005890766,0.650563386972207,0.6503388688815995,0.6433887588840511,0.6358779129659725,0.6276180521403792,0.6179190119822673,0.6039526940340568,0.6029940655574779,0.602075785546208,0.6000200494175825,0.5885641978975772],"twin_dists":[0.08165463779053553,0.09092625724634129,0.09958010131171266,0.1009847226341269,0.10250763184350016,0.10897791255399358,0.11181750984147032,0.11292763304713677,0.11396928776932393,0.11410742831799431,0.11536386455917619,0.11940116613652665,0.11955623365612797,0.12024580652053742,0.12042895616599468,0.12047729167515962,0.12197228501128242,0.12358547964890841,0.1253572737527074,0.12743564753474573,0.13042650224030017,0.13063177556621666,0.1308284125065785,0.13126863704922279,0.1337227065099893],"n_dims_used":45,"mean_confidence":0.9233450995551216},"coverage":{"mean_confidence":0.9233450995551216,"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}}