{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000675},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000728","485:4850000727","485:4850000867","485:4850000974","485:4850000973","488:4880000349","499:4990002042","485:4850000868","485:4850000919","499:4990002031","499:4990001473","485:4850000915","485:4850002322","474:4740000038","487:4870012353","478:4780004917","488:4880000486","488:4880000415","466:4660001356","487:4870011954","488:4880000396","474:4740000670","487:4870011721","466:4660000635","488:4880000091"],"twin_admin_codes":[485,485,485,485,485,488,499,485,485,499,499,485,485,474,487,478,488,488,466,487,488,474,487,466,488],"twin_sims":[0.8305204761488444,0.621735147103628,0.6186824648162992,0.5064081788627138,0.4829493851759273,0.39198967780324384,0.38189774230800794,0.38087116943453236,0.38063562691722164,0.37703755419310936,0.3753847897805818,0.3726376662604789,0.36993605543600494,0.36846563163979235,0.36783455384564046,0.35731878997127564,0.35584287084139976,0.346404257498288,0.34335548467458704,0.34254537341241964,0.3278321050381585,0.322971296575413,0.31355816393313235,0.3051834029754637,0.30494139069026766],"twin_dists":[0.07914945836021188,0.1266181120138215,0.12727210978501022,0.15150428224088852,0.1566959692389743,0.17774496990107025,0.18020312300814123,0.18045489600704187,0.18051271027039695,0.18139802462307683,0.1818060685485996,0.18248624748185818,0.1831575751869309,0.1835239866291613,0.18368146708245664,0.1863259373342496,0.18670025777821964,0.18911338113605614,0.18990021482076844,0.1901099136650911,0.19396602946383706,0.19526073723562618,0.19779934773103744,0.20009459776656316,0.20016146117788722],"n_dims_used":45,"mean_confidence":0.9128776550292969},"coverage":{"mean_confidence":0.9128776550292969,"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}}