{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000144},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000116","480:4800000251","480:4800000223","480:4800000192","480:4800000175","480:4800000016","480:4800000218","480:4800000173","480:4800000262","480:4800000260","480:4800000114","480:4800000263","480:4800000053","480:4800000191","480:4800000101","480:4800000206","480:4800000113","480:4800000247","480:4800000207","480:4800000070","480:4800000257","480:4800000012","480:4800000250","480:4800000008","480:4800000193"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5490014644099298,0.5378487952359011,0.4420410825220478,0.4357920266209443,0.43166902010977626,0.33111118348888297,0.32557960014209447,0.31156539930295185,0.3084551234233375,0.2973069596597788,0.21912292209600726,0.20084510831188884,0.1945332013567293,0.17773494849294938,0.1591097885137516,0.1357776268245883,0.11698518717845637,0.09785162845507388,0.08154801576443055,0.07660097277595782,0.07340552972929693,0.06953393727321601,0.06300919247717839,0.06120291267103473,0.05289019858703214],"twin_dists":[0.1422293656410046,0.14464284480669248,0.16595016759807654,0.1673910497287734,0.16834620824781898,0.19309860524415146,0.19456466556327892,0.19834228393916806,0.19919367239694644,0.20228676969439624,0.22630400545264578,0.23270531209426204,0.23500840903769793,0.24140323279016832,0.24901791734747952,0.2595369867268402,0.26904451954804864,0.280017523281095,0.2907891384245695,0.2943968742083512,0.29682819097817087,0.2998914313559165,0.30538320587506834,0.3069855153622826,0.31490410872217184],"n_dims_used":43,"mean_confidence":0.9080934746320858},"coverage":{"mean_confidence":0.9080934746320858,"n_dims_used":43,"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}}