{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000913},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001122","474:4740002677","474:4740000516","487:4870012509","494:4940001555","474:4740002774","474:4740001350","494:4940002944","474:4740000468","487:4870012510","487:4870013301","474:4740001559","470:4700004031","474:4740000711","494:4940001937","494:4940001835","474:4740000569","474:4740003381","486:4860002046","487:4870013397","487:4870013239","487:4870012591","474:4740000370","487:4870012303","474:4740000703"],"twin_admin_codes":[474,474,474,487,494,474,474,494,474,487,487,474,470,474,494,494,474,474,486,487,487,487,474,487,474],"twin_sims":[0.2546941508631163,0.24089446271986353,0.235713800639466,0.23057401299829586,0.22242650638123984,0.20855468316987227,0.20603224441045834,0.20466784597036494,0.2035712220154656,0.2020582719649398,0.19959108603463524,0.1932656746017485,0.178815944473987,0.1655310125483786,0.16450799991204315,0.16345141487656378,0.1626477107627122,0.16241042171041267,0.16004144764636832,0.15802751819090177,0.15012446648977684,0.14485087754994097,0.14221478453383152,0.14206366089216235,0.1414725807562915],"twin_dists":[0.21479935620884522,0.21912996466779688,0.22079708833571446,0.2224749111110631,0.22518592312006863,0.2299588349163444,0.23084967055473837,0.23133463567289075,0.23172602952672272,0.23226839495667845,0.23315885848930565,0.23547712909798266,0.24097917982941108,0.2463234404757576,0.24674758641145703,0.24718765819414287,0.2475237850117779,0.24762325458161805,0.2486221371117151,0.24947980314557164,0.25292472392628307,0.2552983926309698,0.25650897082132706,0.2565788752154199,0.2568528202440431],"n_dims_used":45,"mean_confidence":0.9199090745713976},"coverage":{"mean_confidence":0.9199090745713976,"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}}