{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001188},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001257","491:4910001321","491:4910001131","491:4910001001","491:4910001126","491:4910001183","491:4910001192","491:4910001501","491:4910001621","491:4910001863","491:4910001254","491:4910001322","491:4910001194","491:4910001187","491:4910001182","491:4910001860","491:4910001561","491:4910001196","491:4910001317","491:4910001624","491:4910001740","491:4910001186","491:4910001065","491:4910001264","491:4910001128"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5317788498627191,0.5135127647222684,0.5020377131731714,0.4787735515486695,0.44027637338083625,0.388776139581199,0.364941370180806,0.3446690241500876,0.28884633944982857,0.2796504469778708,0.2663270402501914,0.22366651432280127,0.21240597975406666,0.20729807384401297,0.18972953461906228,0.18537626766210488,0.1719227705299812,0.16427186070616065,0.1637578615965257,0.13927251305442756,0.1269906399881534,0.1239530901901071,0.12321066826590601,0.11967328455729766,0.10707330195576714],"twin_dists":[0.14596038560293867,0.1499451877365106,0.1524662356832938,0.15762799118434714,0.1663562533889279,0.17852443072347526,0.1844051772815124,0.18956076130445373,0.20467991996882107,0.2073290590286346,0.2112631403487249,0.22476911255030502,0.2286127324283079,0.23040170017501338,0.2367961835583667,0.238443874146441,0.24371527430568524,0.2468457615112762,0.24705981055093096,0.2578800286372716,0.26384933998631865,0.2653925383383455,0.26577408197280467,0.267616450217282,0.2745389145251817],"n_dims_used":45,"mean_confidence":0.8961957295735677},"coverage":{"mean_confidence":0.8961957295735677,"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}}