{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011567},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001347","466:4660000224","466:4660001977","466:4660002185","466:4660002041","466:4660002766","478:4780008104","496:4960009581","470:4700002287","478:4780008332","478:4780008417","470:4700001658","487:4870004844","466:4660001053","496:4960009477","478:4780007103","490:4900001183","474:4740004678","496:4960011558","466:4660000727","490:4900001615","466:4660001141","490:4900002204","469:4690003373","466:4660002072"],"twin_admin_codes":[490,466,466,466,466,466,478,496,470,478,478,470,487,466,496,478,490,474,496,466,490,466,490,469,466],"twin_sims":[0.2786434901843863,0.18254764337595025,0.16989452493703194,0.13570543605924082,0.12597179618840348,0.12467310860915473,0.12272290844523553,0.11488985400565231,0.11397119065243841,0.1027688499092868,0.09781251985597866,0.09779763676778212,0.09607368119820066,0.08399789844463039,0.08333799035878016,0.07979948320924542,0.0792046869531448,0.07675024941712189,0.07460585988413981,0.07351507597460989,0.0733155263353548,0.07286080541131151,0.07159614644882083,0.07127160415778802,0.07081588926109304],"twin_dists":[0.20762232310276418,0.2395291249827305,0.24453524168857646,0.25957154789638526,0.2643638009208666,0.26502416480297764,0.26602570378820134,0.27017523361853213,0.27067597873754257,0.27704837006039706,0.2800416020796893,0.28005076744295904,0.2811199125802347,0.2890670879103024,0.289526952885599,0.2920437005064234,0.2924754885852938,0.2942853082905871,0.29590505963963404,0.2967434390836351,0.2968978998487348,0.2972511493501829,0.29824306835151904,0.29849990571721824,0.2988621561456807],"n_dims_used":45,"mean_confidence":0.9148789299858942},"coverage":{"mean_confidence":0.9148789299858942,"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}}