{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002384},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002463","489:4890002219","489:4890002545","489:4890002216","489:4890002136","489:4890002465","489:4890002467","489:4890002303","489:4890001882","489:4890001716","489:4890001884","489:4890001886","489:4890001801","489:4890002708","489:4890002137","489:4890001472","489:4890001550","489:4890001548","489:4890001800","489:4890001469","489:4890001888","500:5000003813","485:4850005587","489:4890002382","485:4850005453"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,500,485,489,485],"twin_sims":[0.9544544324461157,0.8324688130028941,0.8170144788473359,0.7301752192731857,0.7024141113523543,0.624056591525997,0.5690952952482501,0.5470282007359416,0.5436717184979131,0.5320263104172364,0.5156624343454034,0.5119481793620686,0.4970648353679276,0.46955758156305194,0.44037068041924454,0.3769124593336561,0.3742656470520416,0.3666478633349971,0.3250349671235529,0.3096598362788735,0.30003513679767213,0.286799747156935,0.2695962380631003,0.2665575392954682,0.253006886115811],"twin_dists":[0.0396555011662972,0.07864852375940147,0.08256963190849821,0.10299804234669709,0.10916136415570542,0.12612066233437666,0.13790045668048842,0.1426557499416148,0.14338163078368618,0.14590661231531327,0.14947452443808526,0.15028805764981729,0.15356358587023156,0.15969433114805767,0.16633453592404468,0.18142887817131337,0.18208286838741286,0.1839779627952141,0.19470975376689675,0.19886332014913313,0.20152366766830523,0.20526505987637364,0.21028679689236404,0.21119405897374785,0.21532066470916997],"n_dims_used":45,"mean_confidence":0.9180777655707465},"coverage":{"mean_confidence":0.9180777655707465,"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}}