{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006010},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006260","490:4900006138","490:4900012573","490:4900006258","490:4900006380","490:4900005885","490:4900002442","490:4900001160","490:4900006139","490:4900001309","494:4940004063","490:4900003435","490:4900001280","466:4660004595","466:4660004950","466:4660006904","490:4900012491","487:4870002002","466:4660004767","466:4660003719","490:4900001305","487:4870002345","466:4660004948","494:4940008071","487:4870001735"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,494,490,490,466,466,466,490,487,466,466,490,487,466,494,487],"twin_sims":[0.31327882313423744,0.2814005801283549,0.23299225751495742,0.17816162218455628,0.12637443596884054,0.11310872510292,0.11182823666555788,0.10810372214995263,0.10795913319992789,0.08522767461448907,0.07697441249329359,0.0720060859731709,0.07191166764742075,0.06842274935794343,0.06613313284877327,0.06556071743839921,0.06360763790470055,0.06310375342070984,0.059501914421654825,0.057659819840061834,0.05115977435810605,0.049879932388523146,0.047352310998817176,0.04612972181203327,0.04410280197982659],"twin_dists":[0.19787533646420605,0.2068208759216466,0.22168247708485384,0.24123563910271154,0.2641601139428181,0.27114892722372547,0.27185625910567,0.2739498515441821,0.2740322456929052,0.28821774070039397,0.2941181017191963,0.2979199940600123,0.29799427303229187,0.3007961492440031,0.3026986993257324,0.3031827252274866,0.3048606405071101,0.3053003651951325,0.30853033017709436,0.31024482720971003,0.31668085967849574,0.31802740516748684,0.32077366498033555,0.32214621441239316,0.32449041038899984],"n_dims_used":45,"mean_confidence":0.9243981255425348},"coverage":{"mean_confidence":0.9243981255425348,"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}}