{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002753},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002359","474:4740002658","474:4740002253","474:4740002655","474:4740002835","474:4740002844","474:4740001624","474:4740002254","474:4740001417","474:4740002356","474:4740002750","474:4740001626","474:4740002837","474:4740001837","474:4740001737","474:4740002654","474:4740002927","474:4740001423","474:4740002938","474:4740002347","470:4700002668","474:4740001321","474:4740003023","474:4740002249","470:4700007663"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,470,474,474,474,470],"twin_sims":[0.7638703900271234,0.6234214260674497,0.6017331118522796,0.5732823365583213,0.5114694204571189,0.5024406699987849,0.4601650212128971,0.39417189481158343,0.3548775572483995,0.3088098139203917,0.2924542879297639,0.25181919105240147,0.1825282519088221,0.1782058158681914,0.15988128504352117,0.15763672053676742,0.14142200365778362,0.134039850773936,0.12955244245360517,0.12742571715814413,0.12484201252237778,0.12205069955254497,0.10476045529046994,0.09329749371567428,0.08410887301914859],"twin_dists":[0.09532418453011314,0.1262567789552273,0.13090179239844346,0.13700089632823545,0.15039302774466815,0.15237744887866514,0.16181445008351916,0.1772173603402268,0.18694551257119152,0.19909633353441225,0.20365436971843323,0.2156889502742694,0.23953660564569174,0.24121829651020119,0.24869005663502636,0.24964715227020975,0.25687630049754523,0.26037280031136706,0.26256943987687437,0.2636306023967855,0.2649379849520576,0.26637372911920715,0.27587731284972644,0.2828737909069509,0.2889900374444318],"n_dims_used":45,"mean_confidence":0.9208677503797743},"coverage":{"mean_confidence":0.9208677503797743,"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}}