{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930006609},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940002657","494:4940002654","494:4940001895","494:4940002879","494:4940002655","494:4940004759","493:4930001007","494:4940002768","494:4940004151","494:4940002542","494:4940002108","494:4940003681","494:4940002989","494:4940005268","494:4940004142","494:4940001791","494:4940002426","494:4940002323","494:4940002216","494:4940004039","494:4940001907","494:4940002885","494:4940004272","494:4940002871","494:4940001522"],"twin_admin_codes":[494,494,494,494,494,494,493,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494],"twin_sims":[0.6505861070685766,0.510121727676978,0.4975667583576961,0.4698116247354357,0.4599913412769294,0.4514823366439948,0.4502720460266989,0.41298882055910074,0.3893440303134026,0.38882289543909554,0.37962665791327604,0.379484318429824,0.3739842562048663,0.3464530717826702,0.34433128068262275,0.3421907031755146,0.3418508581787818,0.34067703527187626,0.33743354241476514,0.32513480151965624,0.31539188885546326,0.31088130398827635,0.3040935409651132,0.2972759029129764,0.2969484944542576],"twin_dists":[0.12042406470541583,0.15068865017865324,0.1534526885220366,0.15963719155930936,0.16185379563271604,0.1637880550274386,0.1640642597467415,0.17272181409613296,0.17838646663347488,0.17851306821632384,0.18076055888046513,0.18079554953767996,0.18215252925065503,0.18910081293926367,0.18964797745716622,0.1902018039400212,0.1902899008989805,0.1905945479974711,0.1914392851523056,0.19468314816553983,0.1973014742314509,0.19852912507135181,0.2003959487743252,0.20229548022142277,0.20238734147644807],"n_dims_used":45,"mean_confidence":0.9259357028537326},"coverage":{"mean_confidence":0.9259357028537326,"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}}