{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003578},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001836","489:4890001919","489:4890001757","489:4890003524","489:4890002006","489:4890002507","489:4890002088","489:4890001749","489:4890002017","489:4890002172","489:4890002009","489:4890002018","489:4890001932","489:4890001918","489:4890002587","489:4890002001","489:4890003326","489:4890003585","489:4890002508","489:4890001925","489:4890002178","489:4890001676","489:4890003325","489:4890002019","489:4890001830"],"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":[0.8855564347239026,0.826963456136021,0.8236268669924535,0.8207636340672934,0.8078921564266728,0.7969900801145162,0.79366949824681,0.7793363729265423,0.7761617763333313,0.7738900686401378,0.7709244149409411,0.7633172748659943,0.749200848719979,0.7443413447031779,0.7382239359815128,0.7277700145668219,0.7232422890411396,0.7159596906210689,0.7140964991584562,0.713747879363209,0.7125020027983421,0.7100145550854525,0.7024477179558339,0.6957554107406795,0.6905335866046548],"twin_dists":[0.0640319661318684,0.08005890964614179,0.08090621494573878,0.0816290053170638,0.08483234078532223,0.08749204699527752,0.0882932869967439,0.09170877510463693,0.09245646184283131,0.09298966957791371,0.09368352718913178,0.09545227183280565,0.09869575380691527,0.09980168664679755,0.10118682320087469,0.10353696351272139,0.1045487197467499,0.10616894375485914,0.10658212496414525,0.106659376500955,0.10693530512446235,0.10748552690707515,0.10915397126221618,0.11062334990887157,0.11176613339698213],"n_dims_used":45,"mean_confidence":0.9151830037434896},"coverage":{"mean_confidence":0.9151830037434896,"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}}