{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002225},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003424","489:4890002915","489:4890002061","489:4890002978","489:4890002565","489:4890002564","489:4890002822","489:4890003246","489:4890002826","489:4890002648","489:4890002993","489:4890002249","489:4890002895","489:4890002140","489:4890003452","489:4890002484","479:4790000173","489:4890003245","489:4890003518","489:4890002910","489:4890002553","489:4890002970","489:4890003249","489:4890003587","489:4890002739"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,489],"twin_sims":[0.8601480516087241,0.8555878595636567,0.7700553428388657,0.7434184164713908,0.73698239429467,0.7262231937092167,0.7209971912451218,0.7075304393676415,0.7018053017388426,0.6969686370735098,0.6892713709845721,0.6605973142075988,0.6542859648436095,0.6403948109812322,0.6394575817437326,0.6389733846714208,0.6290098940286121,0.6275615347278857,0.6268157117374001,0.6239526781177476,0.6198426405797605,0.6178027827736037,0.6104469549688276,0.6016167714656482,0.6003295611133167],"twin_dists":[0.07128932378015583,0.07253614902551367,0.09388639045691265,0.10001115550463038,0.10146701891185815,0.10388301037349763,0.10504911972534527,0.10803412742882101,0.1092952667551556,0.11035738144782976,0.1120419040040571,0.11826579782269471,0.11962713123483847,0.12261560337566084,0.12281691164120394,0.12292089901186695,0.12505885318250792,0.12536939043063747,0.125529278837762,0.12614293165069512,0.12702357464883884,0.12746054407001162,0.12903589174112234,0.13092670558918756,0.13120235503628266],"n_dims_used":45,"mean_confidence":0.914106920030382},"coverage":{"mean_confidence":0.914106920030382,"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}}