{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002876},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002704","489:4890002790","489:4890002874","489:4890002619","489:4890002789","489:4890002875","489:4890002620","489:4890002703","489:4890002456","489:4890002786","489:4890002541","489:4890002542","489:4890002785","489:4890002788","489:4890002538","489:4890003117","489:4890002460","489:4890002700","489:4890003276","489:4890002214","489:4890003031","489:4890003273","477:4770001094","489:4890003195","489:4890002298"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489],"twin_sims":[0.988197700757879,0.9827290368652793,0.9552653894339943,0.940139881339296,0.9059764694519296,0.9016554938707877,0.8676450363762219,0.853844115746599,0.8386053616651444,0.8241806446695369,0.7260528373535445,0.7259523622824897,0.7003527607795034,0.6100114335162095,0.5691544664418359,0.5476512073870139,0.5101943168044157,0.4824638857869479,0.464820036404742,0.3592252345329464,0.3344969652830318,0.3252317215401884,0.3223132646825327,0.29576821466407716,0.28817447893737574],"twin_dists":[0.020012895135519935,0.024242975871958596,0.039292595113150974,0.045632581595287436,0.057715130658412855,0.05909582245075834,0.06920557796620849,0.07300901808950067,0.07705729267276781,0.0807659654296487,0.1039210961426952,0.10394355652740503,0.1096145484489188,0.12912915204796166,0.13788773909188323,0.14252110216263814,0.15067272233591242,0.15680419866757384,0.16076184543071192,0.18584360188038415,0.19220787653636864,0.19465732357435203,0.19543683862650496,0.20271898920554637,0.20487173685078416],"n_dims_used":45,"mean_confidence":0.9198478698730469},"coverage":{"mean_confidence":0.9198478698730469,"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}}