{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002928},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001765","489:4890002012","489:4890003392","489:4890003244","489:4890002024","489:4890003583","489:4890003092","489:4890001847","489:4890003015","489:4890002247","489:4890002174","489:4890003000","489:4890001675","489:4890003160","470:4700007556","489:4890002087","489:4890002264","489:4890002348","489:4890001849","489:4890001763","489:4890003252","489:4890003159","489:4890002920","489:4890002671","489:4890002027"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.6089341761689562,0.6080221921784073,0.5979050056837362,0.5726862640792092,0.57250340010992,0.5549443333746076,0.5339079594963719,0.503911088692886,0.5021096232667265,0.4755911206869104,0.4598578679655919,0.4388946976084624,0.4299686745641161,0.41137032403100354,0.40527741780941623,0.40115565913253365,0.3950633523685078,0.38708025359715026,0.38616181844248343,0.36644584095342264,0.3642452873951121,0.34379981019228184,0.3399854070566091,0.3334792097484668,0.33318889177285677],"twin_dists":[0.12935982724610753,0.12955510953921756,0.1317215953465281,0.13712891632327798,0.13716819322109527,0.14094672884403117,0.145497897789621,0.15205362399364908,0.15245038970732933,0.15834004164170834,0.16188403634584037,0.1666746410806584,0.16874119108661706,0.17310485492826877,0.1745528052687425,0.17553782562406844,0.17700221620737452,0.17893699773237626,0.1791607870109331,0.18402848615949874,0.18457972790151175,0.18978531216690273,0.1907743123266938,0.1924751079708906,0.19255141794593453],"n_dims_used":45,"mean_confidence":0.9147709316677517},"coverage":{"mean_confidence":0.9147709316677517,"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}}