{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003310},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003439","489:4890003231","489:4890003071","489:4890002579","489:4890003373","489:4890003170","489:4890003565","489:4890002747","489:4890003508","489:4890003178","489:4890003334","489:4890003526","489:4890002583","489:4890003072","489:4890003490","489:4890003444","489:4890002904","489:4890003599","489:4890003435","489:4890002635","489:4890001832","489:4890002975","489:4890002906","489:4890003372","489:4890003489"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9026777852766075,0.8741832281403561,0.8316456553571675,0.828877876347306,0.8248972078780166,0.8160645545881439,0.8151906171802302,0.7907715509612296,0.786461566868118,0.7749778807037739,0.7731334147968673,0.7673942970306105,0.7660198628210795,0.7483250492013829,0.7470194354439057,0.7381615748987521,0.7357077004871192,0.7333725810672995,0.7327175393641258,0.7156606395726176,0.7132862517813024,0.7128542649119907,0.7127353491118466,0.7061908900434833,0.7053056465593619],"twin_dists":[0.058771503557380374,0.06735098128426974,0.07886040980108133,0.07957024128104961,0.08058426687919229,0.08280694162410478,0.08302491236312069,0.08898936246805618,0.09001930851742218,0.09273452946779391,0.09316693727388446,0.09450625333456152,0.09482566329531474,0.0988954503218249,0.09919283765055162,0.10120090432680627,0.10175438324170925,0.10227999885614374,0.10242725816455266,0.1062352969711296,0.10676164170763104,0.10685731178859942,0.10688364264472065,0.10832960073829609,0.10852473007244152],"n_dims_used":45,"mean_confidence":0.9141224331325954},"coverage":{"mean_confidence":0.9141224331325954,"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}}