{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000595},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000762","489:4890000704","489:4890000495","489:4890000415","489:4890000747","489:4890000453","489:4890000632","489:4890000745","489:4890000597","489:4890000362","489:4890000770","489:4890000637","489:4890000498","489:4890000594","489:4890000342","489:4890000879","489:4890000345","489:4890000822","489:4890000548","489:4890000361","489:4890000454","489:4890000940","489:4890000885","489:4890000941","489:4890000823"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9696524328488845,0.9578971336412622,0.950489759438564,0.9354123098794536,0.9293734838806176,0.90327246370512,0.8945826103297587,0.8797687505883576,0.8740309212108521,0.857350856945863,0.8550864157822836,0.8496294972211318,0.83576297721669,0.8292832791795169,0.8082923829112564,0.8076213909590917,0.7957547964707354,0.7783311170385607,0.7619507527923295,0.7467124615413109,0.7449840922972507,0.7342748683721134,0.726691990158261,0.7224569064055698,0.7190972657616609],"twin_dists":[0.03224320234959675,0.03809326663778506,0.041388165150274395,0.04745944083565855,0.049708038874457745,0.0585821875449106,0.061302416266318084,0.06573655631914378,0.06739460454950187,0.07205589248384234,0.0726723469827745,0.07414341227434337,0.07779692668265675,0.07946651944110088,0.08473380739780577,0.08489896443313091,0.08779057795459143,0.09194586209027501,0.0957683856486536,0.0992627048375147,0.09965570157923838,0.10207702445303027,0.10377817775948169,0.10472386514988366,0.1054719421115585],"n_dims_used":45,"mean_confidence":0.9146696302625869},"coverage":{"mean_confidence":0.9146696302625869,"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}}