{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010321},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010162","490:4900009946","490:4900010047","490:4900010142","490:4900010330","490:4900009864","490:4900010328","490:4900010342","490:4900009963","490:4900009448","490:4900010839","490:4900010331","490:4900009966","490:4900010062","490:4900012049","490:4900010415","490:4900009866","490:4900009964","490:4900009863","490:4900010329","490:4900010159","490:4900009239","490:4900009541","490:4900010231","490:4900011230"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2960653206477528,0.2740738650710142,0.22319848500832234,0.21982145307805073,0.21228008320151012,0.1938805133664332,0.18818846722267274,0.17241987561479993,0.16827492439967415,0.1486283407692719,0.13880035869006704,0.1366448952868493,0.1324376399476866,0.12650328185283943,0.11680668598058792,0.11448731244361306,0.1093366609392476,0.10908879913778866,0.10714964111315575,0.10535877186354846,0.10286842571719718,0.10106537286250938,0.08864446198668201,0.08650099421402158,0.0863610722109835],"twin_dists":[0.20263543186008912,0.20896136076937763,0.22492625233245497,0.2260666551416393,0.2286564727094983,0.23524950117561003,0.23737641023806536,0.24351536602389554,0.24519506486360892,0.25359179758670625,0.258102052098038,0.2591228563658932,0.26115065451636216,0.26409503747592156,0.26914023633245077,0.2703942704416547,0.2732507067668601,0.273390765964768,0.2744951230260362,0.27552889335587577,0.2769894015250497,0.2780641414193468,0.28590809978404147,0.28734855031769085,0.2874435633745413],"n_dims_used":45,"mean_confidence":0.8855028788248698},"coverage":{"mean_confidence":0.8855028788248698,"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}}