{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005257},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004854","487:4870011562","490:4900010020","496:4960001802","466:4660003802","468:4680002696","499:4990003861","490:4900003905","490:4900003908","467:4670001229","488:4880005936","496:4960011188","474:4740000989","478:4780004429","466:4660004697","487:4870002754","467:4670001679","496:4960004110","466:4660013990","499:4990003728","478:4780005247","487:4870010328","479:4790004393","496:4960003285","488:4880000281"],"twin_admin_codes":[490,487,490,496,466,468,499,490,490,467,488,496,474,478,466,487,467,496,466,499,478,487,479,496,488],"twin_sims":[0.16216554551521617,0.06625388858538774,0.0551381201404159,0.05380194129431474,0.04601571543431399,0.04221468329245137,0.037563685597293825,0.036045387832926115,0.03552127666386051,0.032675717281027895,0.03154031276854365,0.03137693380039227,0.030058496686814703,0.029164652524063504,0.027598388724876,0.0267775347612991,0.024736274008828243,0.023315342052970294,0.023197411743188866,0.022798082697351636,0.02230714307061006,0.02194110053969014,0.02184974328210775,0.02090707116873168,0.020495518900939213],"twin_dists":[0.24772601513815823,0.30259702704712677,0.31266666974535035,0.3139872921145875,0.32227575112819695,0.32675694056803306,0.33272806986101194,0.3348131215109512,0.3355502069594271,0.33972162485893265,0.3414730390780481,0.3417294790033995,0.34384181140372927,0.34531952432245744,0.34800536596406156,0.3494657722366064,0.35327219089735307,0.35608560885086116,0.3563257304225922,0.3571467565425804,0.3581734140568822,0.35895173398661934,0.3591477463393552,0.3612130471571507,0.36214023775428195],"n_dims_used":45,"mean_confidence":0.9166859096950954},"coverage":{"mean_confidence":0.9166859096950954,"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}}