{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002549},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003447","492:4920001451","492:4920000467","483:4830000202","491:4910003491","495:4950002795","491:4910001728","495:4950000084","495:4950002941","492:4920002072","495:4950002893","492:4920002898","491:4910003492","492:4920004590","492:4920000466","491:4910002048","495:4950002290","491:4910003174","492:4920002986","491:4910003183","495:4950001800","491:4910002164","491:4910004045","491:4910002117","491:4910001277"],"twin_admin_codes":[491,492,492,483,491,495,491,495,495,492,495,492,491,492,492,491,495,491,492,491,495,491,491,491,491],"twin_sims":[0.006436102999186352,0.0061872864239696556,0.005540129498271738,0.0023673959779177,0.0021988781468022796,0.002060900052953753,0.0019675892881033516,0.001240154597844932,0.00118884156128121,0.0011143296885372772,0.0009690689315583923,0.0007786493317285565,0.0006882965321192314,0.0006868887895483626,0.0005896248257350311,0.0005496885125634551,0.00046089330298304553,0.00036966065718654337,0.0002896872504982895,0.0002458160856994307,0.0002163579267879476,0.0002019628851650845,0.0001925778729384885,0.00019142378600832196,0.00017229966123861426],"twin_dists":[0.41257721438358874,0.41418595542867237,0.4186609365632755,0.4516184194715202,0.4543680045154745,0.45676738914603443,0.4584751957202412,0.4751531993864629,0.4766509021000602,0.4789359134865337,0.4838299607325709,0.49139775388617307,0.49561339123035847,0.4956830645170257,0.5008517996715419,0.5032082091999883,0.509079628709502,0.5163364415156274,0.524239736668471,0.5294970876255216,0.5335479292178675,0.5357201104755724,0.5372162036428216,0.5374048980591185,0.5406984025814842],"n_dims_used":45,"mean_confidence":0.8934636433919271},"coverage":{"mean_confidence":0.8934636433919271,"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}}