{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001352},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001161","489:4890001287","489:4890001049","489:4890001431","489:4890001439","489:4890001290","489:4890001434","489:4890001296","489:4890001167","489:4890001359","489:4890001228","489:4890001357","489:4890001435","489:4890001428","489:4890001050","489:4890001292","489:4890001160","489:4890001356","489:4890001171","489:4890001433","489:4890001351","489:4890001354","469:4690007355","469:4690007416","489:4890001366"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,469,469,489],"twin_sims":[0.6567484748044583,0.631767123693478,0.5092858527941009,0.4747543901618227,0.43159640295286267,0.4264389569932836,0.41259943890917544,0.4011816857252259,0.3817612542655394,0.362405115362589,0.32624466082431364,0.2950514497195962,0.27790782273154613,0.2623512306920343,0.25319191158630405,0.2502155925585954,0.24299606616158423,0.2346270271116729,0.2343134458563475,0.23403411120150552,0.21488366472862652,0.21466456477210272,0.2031485179985033,0.197234835652365,0.19354111976979657],"twin_dists":[0.11909627479808767,0.12446752773789072,0.15087210383713032,0.15852751264748086,0.16836306397540923,0.1695631724508431,0.17281390712089284,0.17553159150641662,0.18023657871415394,0.1850419854836601,0.1943876782265926,0.20292077435037606,0.20783698540041853,0.2124606173148726,0.21526339035939895,0.21618796229085602,0.21846031694665485,0.22114983645921904,0.22125181842584707,0.2213427381744158,0.22775545595199762,0.22783099426478287,0.23187728198231822,0.23401639843400493,0.23537509056662886],"n_dims_used":45,"mean_confidence":0.9148228115505642},"coverage":{"mean_confidence":0.9148228115505642,"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}}