{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001295},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740000023","474:4740001696","474:4740000238","474:4740001293","478:4780001253","474:4740001811","474:4740001596","478:4780003754","474:4740001294","474:4740002730","474:4740002122","474:4740002729","474:4740001506","474:4740001911","474:4740001992","474:4740002923","474:4740001092","474:4740000390","474:4740000150","474:4740002117","469:4690001379","487:4870012054","474:4740001707","487:4870012253","474:4740001708"],"twin_admin_codes":[474,474,474,474,478,474,474,478,474,474,474,474,474,474,474,474,474,474,474,474,469,487,474,487,474],"twin_sims":[0.704815057127011,0.6586656281731168,0.5884124229319282,0.5880976577560566,0.5671013462517858,0.5603871556024906,0.4578897105479286,0.452755923191946,0.4449879558712288,0.4098014534256501,0.394272849024314,0.39228743195421334,0.38773715702115435,0.3825984058864298,0.37564350602965335,0.373273233496299,0.36904949585170277,0.3686142586574448,0.35888329348594783,0.35534267907947975,0.3511652481407713,0.35092230570056215,0.3486657813649003,0.3443907935371156,0.34434915247208486],"twin_dists":[0.10863282234880443,0.11868272400286757,0.13375523411010423,0.13382269443554778,0.1383291024316054,0.1397738393861267,0.16233032175616108,0.1634977019393477,0.16527344352273157,0.17347678027518368,0.17719298478708365,0.17767289953462273,0.1787770883668921,0.18003146793886649,0.18174213731252858,0.18232866434031741,0.18337840782371634,0.18348691753934554,0.1859300171123766,0.1868272972621385,0.1878919280199324,0.18795404494010742,0.18853208485030729,0.1896326060419904,0.18964336125251932],"n_dims_used":45,"mean_confidence":0.9230035569932725},"coverage":{"mean_confidence":0.9230035569932725,"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}}