{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004751},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005692","490:4900006196","490:4900007284","491:4910002864","490:4900007045","490:4900005943","490:4900010032","490:4900004905","490:4900001937","490:4900004752","490:4900004754","490:4900008331","490:4900004885","490:4900010053","490:4900006069","490:4900006317","490:4900010658","494:4940005791","490:4900004481","490:4900002235","491:4910002515","490:4900005045","490:4900006552","490:4900013050","490:4900003511"],"twin_admin_codes":[490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,491,490,490,490,490],"twin_sims":[0.023789946940263047,0.005274389381551516,0.005235981393937012,0.0005994247090147849,0.000436002237631545,0.00024814459191855877,0.0001600422439781361,0.00007046860038020125,0.000053858466993878116,0.00003823654579041024,0.00003128503715872681,0.000022746141790554584,0.000021933573929959044,0.000019638841341695237,0.000013433038152546308,0.00001207786274942778,0.000012019012422580545,0.0000069644125265612556,0.000006606942837297472,0.0000026815300952720302,0.000002087368282799294,0.0000016442395500682886,0.0000013829394912897536,0.0000012714334069571708,0.0000012276881043572372],"twin_dists":[0.3551297719930898,0.4206366731800887,0.4209296442840848,0.5002963558739864,0.5109158397597975,0.5291966698869031,0.5429956717643566,0.5679048641328354,0.575833392531985,0.5857819923035972,0.5915314737073963,0.6005516228526002,0.6015724577636927,0.6046630667153808,0.615166336414838,0.6180752996322312,0.6182085837773154,0.632921892294826,0.6343245866785217,0.6578658283934505,0.6642570659360697,0.6702890752153906,0.6746301273407675,0.6767287254963477,0.6776008364463404],"n_dims_used":45,"mean_confidence":0.8976108974880642},"coverage":{"mean_confidence":0.8976108974880642,"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}}