{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001666},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003335","489:4890003169","470:4700008109","489:4890003185","489:4890003256","489:4890002158","489:4890003207","489:4890003007","489:4890003337","489:4890003590","489:4890003322","489:4890002000","489:4890002092","489:4890002661","489:4890001922","489:4890002713","489:4890002721","489:4890002571","470:4700009041","489:4890003004","489:4890003571","469:4690003279","466:4660012078","477:4770003524","489:4890003204"],"twin_admin_codes":[489,489,470,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,469,466,477,489],"twin_sims":[0.6532366059565218,0.6471329164571699,0.5889423595523364,0.5778367141617634,0.5768510558514738,0.5595327716482833,0.550163156373533,0.5378906399422637,0.5052643008095778,0.5007123565630888,0.4990519001634727,0.4940680860087505,0.4911769123069642,0.4851431051465822,0.45778725361930195,0.4493585677087475,0.44582487499017015,0.4275533628542523,0.4100742441270983,0.4032973054478968,0.3990112414278592,0.3960469317488805,0.39409376990711614,0.3850132669774325,0.3821851295741414],"twin_dists":[0.11985323755864079,0.12116719910179118,0.1336416629847733,0.13602316886406898,0.13623470723658215,0.13995784548496232,0.1419784659953564,0.14463377228973065,0.1517558368961758,0.15275840082495715,0.15312473919904648,0.15422637149564566,0.15486691598984356,0.15620735897917085,0.16235357298885852,0.16427291138478972,0.165081566072012,0.16930335478271097,0.1734120661756437,0.175025448907152,0.17605210735088478,0.1767650992646075,0.1772362257046892,0.1794410030703341,0.18013269793231368],"n_dims_used":45,"mean_confidence":0.9146842956542969},"coverage":{"mean_confidence":0.9146842956542969,"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}}