{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002873},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002874","477:4770002879","477:4770002458","477:4770002317","477:4770001885","477:4770003278","477:4770002462","477:4770002179","477:4770002947","477:4770002195","477:4770002598","477:4770001828","477:4770002314","477:4770002970","477:4770003491","477:4770002869","477:4770003124","477:4770002727","477:4770002060","477:4770001986","477:4770000486","489:4890004101","477:4770002958","477:4770002249","489:4890003978"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,489,477,477,489],"twin_sims":[0.6428697979613044,0.6416569735533278,0.6231350332648458,0.6055201276385093,0.5522927109865752,0.5295309142478991,0.5074632394303294,0.4918186659777193,0.47555259958509816,0.457019317332176,0.4536962225876863,0.42869203076179174,0.4284201489703553,0.42448391880849695,0.393825912584122,0.38608673072661853,0.38565690988203466,0.3785731204010615,0.3679020697098404,0.3646491507108388,0.3576822672161718,0.347565380231886,0.33702215579131256,0.3329389358889321,0.3204561421325152],"twin_dists":[0.1220838234100118,0.12234444545557929,0.1263181505765542,0.13009086953125756,0.1415187527783793,0.14644910387741483,0.15127239335408063,0.1547246387480554,0.15834866998977873,0.16252790564485003,0.16328352534155255,0.16903816824564222,0.16910146101263204,0.17001965877171027,0.17730092023001787,0.17917909431234585,0.1792839224298518,0.18101969589641123,0.18366461258796576,0.1844784341435363,0.18623387494145305,0.1888146801834988,0.19154673889563584,0.19261714779805642,0.19593492512326754],"n_dims_used":45,"mean_confidence":0.9236062791612413},"coverage":{"mean_confidence":0.9236062791612413,"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}}