{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004768},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004539","489:4890003658","489:4890004399","489:4890004193","489:4890004540","489:4890003711","489:4890003845","489:4890003659","489:4890003966","489:4890003843","489:4890003967","489:4890003904","489:4890003839","489:4890004240","489:4890003908","489:4890004600","489:4890004304","489:4890004074","489:4890004675","489:4890004558","489:4890003712","489:4890004021","489:4890003903","489:4890004152","489:4890004134"],"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":[0.8726511496218754,0.8556252160252198,0.8533428340579094,0.8318162498046335,0.7922531658402309,0.78326341685327,0.7702012151726159,0.7681698914281174,0.756286398841312,0.7559391989252038,0.7194339595775952,0.7158621735652414,0.7130059935135453,0.709921551976738,0.698560635146398,0.6945520428052521,0.6837191790387774,0.650579317897367,0.6481068913446414,0.6415912389466855,0.6334989223871698,0.6331243809067876,0.6327431259244267,0.632221825606154,0.629260037438577],"twin_dists":[0.06778885984703724,0.07252599553815013,0.07314456791997788,0.0788165272828382,0.08863384927115518,0.09077961327658049,0.09385235483909513,0.09432578594959368,0.09707371055289177,0.09715346606730091,0.10539705435736223,0.1061905822735971,0.10682371233466022,0.10750608178195376,0.11000810614298057,0.1108869838880079,0.11325293631068081,0.12042552636425295,0.12095765957391186,0.12235856926226138,0.12409600440244418,0.12417636289103036,0.1242581571893789,0.12436998940084196,0.12500521529762054],"n_dims_used":45,"mean_confidence":0.9204135470920138},"coverage":{"mean_confidence":0.9204135470920138,"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}}