{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001780},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001680","474:4740003067","474:4740001474","474:4740001153","474:4740001259","474:4740001044","474:4740003182","474:4740002632","474:4740002326","487:4870012254","487:4870008247","474:4740001787","487:4870012040","487:4870012038","474:4740002698","478:4780001177","487:4870012239","474:4740000098","474:4740000867","487:4870012351","487:4870012126","487:4870012028","474:4740001159","474:4740001971","474:4740000524"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,487,487,474,487,487,474,478,487,474,474,487,487,487,474,474,474],"twin_sims":[0.535580701068758,0.4323717992002578,0.43038269384369326,0.42182701176965415,0.38256017164591494,0.37834718794477273,0.35386495760511616,0.3443248926935501,0.33907835021075206,0.33752387853351506,0.3330457216311172,0.30862964005564447,0.30625894159604994,0.2984425234462836,0.29576298889662894,0.2847868702863283,0.28415435460606514,0.2806424474688581,0.27918150403467806,0.27599968412993087,0.27381533680384706,0.2703719686742909,0.26609112809536006,0.265883580820921,0.264853300694941],"twin_dists":[0.14513480617313845,0.16818313999932155,0.16864495783074562,0.1706414333838177,0.18004083102436297,0.18107531367302027,0.18720315243678062,0.1896496274775249,0.19101036743230276,0.19141569892760182,0.19258906350785232,0.19914577119806814,0.19979781719787207,0.20196864291693947,0.20272045933000002,0.20584300770559869,0.2060251259954637,0.20704077752700933,0.20746555299532277,0.20839538643488517,0.209037524443533,0.21005620347653312,0.2113338825760086,0.21139615139803072,0.2117057074861527],"n_dims_used":45,"mean_confidence":0.9185640123155382},"coverage":{"mean_confidence":0.9185640123155382,"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}}