{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001607},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003177","485:4850000628","500:5000010450","481:4810000408","500:5000010275","481:4810001332","481:4810001489","485:4850000476","500:5000010289","485:4850000592","500:5000001779","481:4810000423","468:4680006194","500:5000010285","489:4890004467","481:4810004435","485:4850000077","485:4850000814","472:4720004876","475:4750010499","479:4790002616","499:4990004034","479:4790000011","496:4960004781","500:5000007317"],"twin_admin_codes":[499,485,500,481,500,481,481,485,500,485,500,481,468,500,489,481,485,485,472,475,479,499,479,496,500],"twin_sims":[0.32168939578322286,0.281437312861377,0.2814274610572233,0.24682321910312957,0.24429910686223208,0.2225232783134957,0.2106227319965707,0.19372792017260523,0.18800210856279206,0.18760276235281073,0.1846414924421831,0.17970398708431093,0.1780442453736675,0.17785341764260856,0.17635700250169245,0.16753576514073748,0.15433507367550636,0.13622153655549865,0.13162297318889543,0.12548261123293825,0.1215515038871955,0.11988666506758938,0.1183239412564,0.11169484763882631,0.11044209743498501],"twin_dists":[0.19560398285977987,0.20681023046228725,0.2068130855165818,0.21725039257600123,0.21804700014280953,0.2251533389780214,0.2292339332794204,0.23530594791292755,0.23744680128834775,0.2375978064546373,0.2387246555836828,0.24063217753072083,0.241281715233034,0.24135667051043622,0.2419464388284725,0.24549771593890152,0.2510732323572642,0.25932476809708344,0.2615488839109072,0.26461193494569285,0.2666331262034218,0.26750414584414234,0.26833019236736333,0.27193030090902887,0.27262903312662773],"n_dims_used":45,"mean_confidence":0.9277899848090277},"coverage":{"mean_confidence":0.9277899848090277,"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}}