{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001927},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001923","480:4800001356","480:4800001698","480:4800001427","480:4800001473","480:4800002513","480:4800002369","480:4800001237","480:4800001414","480:4800002380","480:4800002332","480:4800001980","480:4800001585","480:4800001646","480:4800002270","480:4800001875","480:4800001486","480:4800002469","480:4800001310","480:4800001814","480:4800002098","480:4800001584","480:4800001374","480:4800002418","480:4800002419"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8942265330243762,0.7632783117788279,0.7610857244712699,0.7489314759511125,0.7317109438197293,0.6679924053695533,0.6597682044097583,0.6342914831757198,0.6334849137451662,0.6331431534105489,0.6196149884877068,0.615116584884874,0.6065367212940371,0.5966533103448325,0.5832336236655342,0.5757549447091646,0.5682732861077506,0.5615484448580198,0.5567163635177212,0.5260983212898359,0.5191551964291341,0.5015859465862619,0.4919238503886419,0.4758751755333067,0.45687003183339836],"twin_dists":[0.061411860500287935,0.09546129170236639,0.09596824416651775,0.09875719329432246,0.10265339426455157,0.11666726828175922,0.11844477924281988,0.12392594417864924,0.12409901006065163,0.12417233532635087,0.12707234433481965,0.1280358871065278,0.1298731893545388,0.13198967905587755,0.1348654405005295,0.1364699893503799,0.13807714561088297,0.13952379733277984,0.14056468703382174,0.14719623529628742,0.14871081487251278,0.15256580040294712,0.154701324529085,0.1582764232046395,0.16256180789056598],"n_dims_used":43,"mean_confidence":0.9132930844329125},"coverage":{"mean_confidence":0.9132930844329125,"n_dims_used":43,"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}}