{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000977},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740000381","474:4740003168","474:4740001679","474:4740000770","487:4870011683","474:4740003008","474:4740000955","474:4740002326","474:4740001084","474:4740003182","474:4740003187","474:4740000543","474:4740000679","474:4740000773","474:4740001479","487:4870011822","470:4700005546","474:4740001680","474:4740001178","474:4740002638","474:4740000358","474:4740000057","474:4740000388","474:4740000028","474:4740000269"],"twin_admin_codes":[474,474,474,474,487,474,474,474,474,474,474,474,474,474,474,487,470,474,474,474,474,474,474,474,474],"twin_sims":[0.5920231879899057,0.4558224716265377,0.4166848798261201,0.38949737996921124,0.375606506024562,0.372671616505772,0.3527413698393851,0.3484071003828764,0.34037285841086123,0.33795349207476544,0.33678475802553265,0.3246573386480319,0.3243447921700656,0.31175926746301424,0.307282446080654,0.3036820867228599,0.3036295415252221,0.3018364045512547,0.3004624859832868,0.2991145731149601,0.294041213129201,0.286194774063278,0.28424863224846136,0.28069402125520554,0.26645197458283865],"twin_dists":[0.13298151537698444,0.1627998183559446,0.17184951983496582,0.17834922790068794,0.18175127904329097,0.18247782647629757,0.18748947948504718,0.1885984747926118,0.1906735839060686,0.19130357596499425,0.1916087791802541,0.19481043181240953,0.19489380781574528,0.19828937701741445,0.19951595314973405,0.2005098802291583,0.20052443641464027,0.20102205530846112,0.2014045018459832,0.20178070344713547,0.203205670330176,0.20543850614511985,0.20599796544963764,0.2070258067872987,0.21122569247633552],"n_dims_used":45,"mean_confidence":0.9225669013129341},"coverage":{"mean_confidence":0.9225669013129341,"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}}