{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001740},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001501","491:4910001196","491:4910001264","491:4910001322","491:4910001001","491:4910001065","491:4910001126","491:4910001254","491:4910001331","490:4900006441","491:4910001060","491:4910001141","491:4910002255","491:4910001456","491:4910001191","490:4900003923","491:4910001393","491:4910001568","491:4910001330","491:4910001186","491:4910001128","491:4910001136","491:4910001967","491:4910001383","491:4910001863"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,490,491,491,491,491,491,490,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5198684086649215,0.46138990419855497,0.2703434270250228,0.2692925346713256,0.25295947764740057,0.25042293864858506,0.23634268018509869,0.23525968379175938,0.22429089154182993,0.22052691085956483,0.21899171423128902,0.21574543469304647,0.2108900057216346,0.20453409042105927,0.20147958750448053,0.1906290806236556,0.17651452734399675,0.17529311700732678,0.17381924172866522,0.16513015631273442,0.16124587827194586,0.16009272577875439,0.15950422044114457,0.15747969487224434,0.15525862738448634],"twin_dists":[0.14855501893593595,0.16153711401755944,0.21006468050698102,0.21037718741661787,0.21533534421556366,0.21612332506451917,0.22059345052201348,0.220944357162638,0.22455981993303548,0.22582746349573826,0.22634864448122943,0.22745884967247346,0.229140600795595,0.23138229703345067,0.23247658061702306,0.23645901798927796,0.24188418776289763,0.2423679079795708,0.2429548228893485,0.2464894111348541,0.2481129550772841,0.24860040224191235,0.24885015255429185,0.24971447971947663,0.25067209262715995],"n_dims_used":45,"mean_confidence":0.8956749810112847},"coverage":{"mean_confidence":0.8956749810112847,"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}}