{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003357},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003655","473:4730004280","473:4730003503","473:4730004110","473:4730003502","473:4730003091","473:4730003214","473:4730003215","473:4730003290","473:4730003501","473:4730003577","473:4730003086","473:4730007362","473:4730004186","473:4730003156","473:4730003424","473:4730004377","473:4730003160","473:4730003155","473:4730003080","473:4730003227","473:4730003736","473:4730003911","473:4730003821","473:4730007466"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.8893917651270166,0.8509213383755713,0.8399751177301487,0.8265647095846413,0.8235497204500253,0.7702939491467642,0.754910288621423,0.7480350507570435,0.7440101655515577,0.7256027420896302,0.7173530601100596,0.7055302668041346,0.6908801563355847,0.6864825833482459,0.685789920167654,0.6855441414850951,0.6779137352236625,0.6681620324897863,0.649536387976646,0.6427654668862941,0.6417233526773073,0.6344019522774959,0.6233591600570534,0.6196296654706115,0.6189098426362903],"twin_dists":[0.06288325254694158,0.0737969622868933,0.07669921657405857,0.08016045919970537,0.08092574123442896,0.0938307146466205,0.09738964883103039,0.09896153729254684,0.09987687208482436,0.10402169769413644,0.10585960180532786,0.108475228336799,0.1116903835910611,0.11265059150712149,0.11280164643962569,0.11285523351532761,0.11451590154153539,0.11663055394968011,0.12065003224288251,0.12210624547427175,0.12233018298092313,0.12390223911523557,0.12627012218741251,0.12706920012331058,0.1272234020361803],"n_dims_used":45,"mean_confidence":0.9124134487575954},"coverage":{"mean_confidence":0.9124134487575954,"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}}