{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740004553},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740004551","474:4740004239","474:4740004482","474:4740004481","474:4740005475","486:4860002854","478:4780007299","474:4740004554","478:4780008903","474:4740004614","478:4780009485","474:4740005481","478:4780008762","486:4860002850","478:4780006987","478:4780007543","478:4780008293","478:4780008759","478:4780007669","478:4780007433","478:4780008802","474:4740005474","478:4780008864","478:4780008761","478:4780008648"],"twin_admin_codes":[474,474,474,474,474,486,478,474,478,474,478,474,478,486,478,478,478,478,478,478,478,474,478,478,478],"twin_sims":[0.6058592376076901,0.5505750394424915,0.464328405711744,0.43040807382483653,0.3929302613160196,0.3594623339380898,0.3016771889468873,0.29083860497663727,0.26150218877742465,0.2613293859110832,0.25585138302675736,0.25063408225039724,0.24930603420422096,0.2476178200888761,0.24515725924914689,0.23556334554757213,0.23131402931393572,0.23126877024305295,0.22843568340038273,0.22451889936785954,0.22076213551375992,0.2207377339817083,0.22063581788921882,0.22047027415665207,0.21892456834547572],"twin_dists":[0.13001825684720386,0.14188952926147122,0.16087283923403065,0.16863905981923225,0.1775173916825753,0.18578370690225077,0.2010663227830162,0.20411268687618422,0.21271780856627354,0.21277021800281257,0.21444307592086512,0.2160575391449832,0.21647190963941548,0.2170007022454066,0.21777557577272302,0.22084585992505046,0.22223183688500836,0.2222466884785774,0.22318019623664542,0.22448348788345474,0.22574782239564933,0.22575608149497634,0.22579058327573046,0.22584664773724938,0.22637149553256217],"n_dims_used":45,"mean_confidence":0.924259270562066},"coverage":{"mean_confidence":0.924259270562066,"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}}