{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000636},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000589","477:4770000584","477:4770000588","477:4770000747","477:4770000690","477:4770000807","477:4770000808","477:4770000748","477:4770001397","477:4770001463","477:4770000635","477:4770000634","477:4770000419","477:4770000853","477:4770001464","477:4770001044","477:4770001043","477:4770000695","477:4770000981","477:4770000479","477:4770001396","477:4770000693","477:4770000683","477:4770000793","477:4770000580"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9817376311282704,0.9594095146725731,0.9545547613621203,0.9492304107359687,0.9426276224824961,0.9343366569843026,0.932214712376651,0.9235169691063442,0.9107036732822442,0.899513058497215,0.8975684331242906,0.8893545671692618,0.8886745976265078,0.8825675710873135,0.8758222501295054,0.8754192184377978,0.866734548212339,0.8621134344737374,0.8603154198243042,0.8562319582737496,0.8561780294843021,0.8523419181471878,0.8490427278664381,0.8483552973242704,0.8480249772799975],"twin_dists":[0.024935349862004717,0.037388188656664136,0.039610767203661586,0.04192501200842202,0.04464508385299157,0.04786661942706654,0.04866122092060447,0.051808723566030286,0.05617359422697557,0.05977097312834002,0.06037862342311169,0.06289447038160809,0.06309926066534138,0.06491644099798835,0.06688022112407453,0.06699620476736261,0.06946100453111921,0.07074725330925977,0.07124327469443897,0.07236094567549108,0.07237562622530706,0.07341471062281062,0.07430041362907557,0.07448406543771391,0.07457220464776713],"n_dims_used":45,"mean_confidence":0.9209073384602865},"coverage":{"mean_confidence":0.9209073384602865,"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}}