{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000356},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000309","500:5000000261","485:4850006756","485:4850008384","485:4850007014","500:5000000357","500:5000000102","485:4850006393","485:4850006777","485:4850006631","485:4850007012","485:4850006397","500:5000000166","485:4850006117","477:4770000360","500:5000000726","500:5000000184","485:4850006542","485:4850008378","500:5000000355","485:4850007304","485:4850004891","485:4850006361","500:5000000874","500:5000000783"],"twin_admin_codes":[500,500,485,485,485,500,500,485,485,485,485,485,500,485,477,500,500,485,485,500,485,485,485,500,500],"twin_sims":[0.23528259878204677,0.2254978111282369,0.20787641333920476,0.2024780590137507,0.1990293356027512,0.18242743739317802,0.17305077916462255,0.16138195716145196,0.1511069671741444,0.14728761862651896,0.14005810073682334,0.13757827813272425,0.13605439351305823,0.12991403774592308,0.12850873119816958,0.12161533257996085,0.11867123147018444,0.11460560803671423,0.11448319099796529,0.11359090758285198,0.11145072239351352,0.10914863869846832,0.10797906828941795,0.10600788220707133,0.10469291660148668],"twin_dists":[0.2209369214413202,0.22415635407106502,0.23019765006315088,0.2321176300712255,0.23336266598649344,0.23957550599262614,0.2432622443231382,0.2480556005910619,0.25248931784270745,0.25419380337562947,0.25751185950032973,0.2586793487031393,0.2594046127695967,0.2623903283852558,0.26308855594954694,0.26659991365139446,0.26814589859139193,0.2703298403299264,0.27039651612458326,0.27088417285197713,0.27206598731640214,0.2733569298978542,0.2740208805805093,0.27515263114771976,0.2759167400512859],"n_dims_used":45,"mean_confidence":0.9182274712456597},"coverage":{"mean_confidence":0.9182274712456597,"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}}