{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000998},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001603","477:4770000627","500:5000001068","485:4850007904","477:4770001830","477:4770001308","477:4770001378","477:4770000649","477:4770002075","477:4770001356","485:4850007722","477:4770002015","477:4770001950","477:4770001648","477:4770001329","477:4770001257","500:5000001064","485:4850007129","485:4850007991","477:4770001762","485:4850007199","477:4770001177","477:4770000895","485:4850007400","477:4770000843"],"twin_admin_codes":[477,477,500,485,477,477,477,477,477,477,485,477,477,477,477,477,500,485,485,477,485,477,477,485,477],"twin_sims":[0.5497285734234976,0.5138204051311419,0.49239437292618515,0.4909280947109553,0.47356493457682164,0.47236599199037393,0.4703316795883943,0.4668215137937831,0.46595498104721933,0.4634491254676866,0.4471939214808387,0.44580375499886565,0.44508506610825954,0.44392337113824476,0.4379154814326028,0.43057398359450744,0.426711160048476,0.42593483833817053,0.42520918230878896,0.42081253945334807,0.41973517026937274,0.41845626295310273,0.41458729051897647,0.4126839894752506,0.41220041012438985],"twin_dists":[0.14207231603577936,0.14987780093597483,0.1545970507813598,0.1549220938495854,0.1587941995894756,0.1590632381309665,0.15952025297149103,0.16031039774782313,0.16050576823073018,0.16107145354949218,0.16476798508510723,0.16508640648559197,0.1652511723414747,0.16551771670452783,0.1669005259535995,0.16860050780935673,0.16949968395724133,0.16968079708271744,0.16985021373588224,0.1708792757463488,0.17113212956246762,0.17143264111799975,0.17234415266970424,0.17279390677405204,0.17290832104899898],"n_dims_used":45,"mean_confidence":0.9219844394259983},"coverage":{"mean_confidence":0.9219844394259983,"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}}