{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010697},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010528","490:4900010611","490:4900011919","490:4900010787","490:4900011256","490:4900010350","490:4900010696","490:4900010703","490:4900010184","490:4900011255","490:4900010780","490:4900010966","490:4900011743","490:4900009681","490:4900011797","490:4900010534","490:4900011328","490:4900010073","490:4900011679","490:4900010612","490:4900010447","490:4900011108","490:4900004939","490:4900012054","490:4900010706"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5908145673043247,0.5654291478999327,0.5532819536428771,0.5212136763247419,0.36480973368032327,0.3348688800430453,0.21836446092509848,0.19916974028204087,0.1874774471606145,0.1855109535615017,0.17348373627811925,0.15465871902053333,0.15463569853863185,0.1514451812908948,0.14506579525430136,0.14443593641461155,0.13824114330701473,0.12862699717781823,0.1259534351163774,0.12049451796776209,0.11626459768933554,0.11481078952354705,0.11350481511233466,0.11105113087530274,0.10715917845882784],"twin_dists":[0.13324047303361877,0.13868871774607297,0.14130529783421536,0.14826129192139595,0.18443817373751858,0.19211033341896658,0.22656229446664894,0.23331168888951476,0.23764523846197988,0.23839249124850978,0.24308892127009119,0.25093245953714904,0.25094246539931275,0.25233991637728087,0.25520041836252866,0.25548785660248174,0.2583657455235688,0.2630295736289585,0.2643731011667442,0.2671850617057683,0.26943160716890635,0.27021820871390034,0.27093138050969484,0.2722885789868838,0.2744896536867978],"n_dims_used":45,"mean_confidence":0.9170442369249132},"coverage":{"mean_confidence":0.9170442369249132,"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}}