{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003841},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003840","489:4890003720","489:4890003902","489:4890003842","489:4890003781","489:4890003963","489:4890003962","489:4890004671","489:4890003901","489:4890004023","467:4670002206","489:4890003655","472:4720005624","489:4890003766","489:4890004012","479:4790002067","469:4690001535","467:4670004574","479:4790004172","468:4680001294","479:4790003944","489:4890004427","469:4690000198","489:4890003725","479:4790001508"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,467,489,472,489,489,479,469,467,479,468,479,489,469,489,479],"twin_sims":[0.8321865597801722,0.6358436117885533,0.6326235843832083,0.5696896432391505,0.5617450235419086,0.5451367311191891,0.5195697408902809,0.46384692465549765,0.39882899715590625,0.38057880234950026,0.2988100844903768,0.27087660192056606,0.2615633871018567,0.25233923815879383,0.24586400002022737,0.24168027871734726,0.23767735536664245,0.2357268157972659,0.234537630166075,0.22723958729020077,0.2243884250612087,0.22437769603275173,0.2187353311988246,0.21724942908779293,0.21502271622963745],"twin_dists":[0.07872121817133185,0.12359284196247594,0.12428380264459671,0.13777272097966656,0.1394814780340302,0.14306470720239178,0.14862025454751948,0.16098158126187082,0.1760958716967896,0.18052666052870917,0.20186582334819222,0.20990641573566746,0.21269925291616648,0.21552755600400705,0.2175525006421225,0.21887913366474127,0.2201624382914532,0.22079287029335903,0.22117890076306854,0.2235766094496838,0.22452716152049906,0.22453075359770097,0.22643592192489265,0.22694310742328996,0.22770754261845158],"n_dims_used":45,"mean_confidence":0.9199804517957899},"coverage":{"mean_confidence":0.9199804517957899,"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}}