{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003952},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003870","474:4740003867","474:4740003696","474:4740003699","474:4740003614","486:4860002583","474:4740003865","486:4860002497","474:4740003949","486:4860002496","486:4860001165","486:4860002324","474:4740003863","474:4740003778","474:4740003781","474:4740003776","474:4740003694","474:4740003446","486:4860002022","474:4740004039","474:4740004040","486:4860002322","474:4740003700","486:4860002399","486:4860002677"],"twin_admin_codes":[474,474,474,474,474,486,474,486,474,486,486,486,474,474,474,474,474,474,486,474,474,486,474,486,486],"twin_sims":[0.9106043867180079,0.8908977582763261,0.8629988048578394,0.8439436181215209,0.7617536982640913,0.7567195941181226,0.6889578467625531,0.6772667753567284,0.6573750723126084,0.656629818196123,0.6534520400108875,0.6509930119139168,0.6437317311076516,0.6318250838736017,0.627600725599242,0.6248255575116579,0.6052503130684975,0.5974571544486912,0.5848666928122761,0.5601818657764558,0.5527315793751139,0.5447751766424084,0.5156020772439392,0.5150742823064441,0.5141736515098602],"twin_dists":[0.056206322723112774,0.06242779196433488,0.07050210501693603,0.07565555976216407,0.09581393035958191,0.0969741604122662,0.11211037618741634,0.11465644987140368,0.11896113649039618,0.11912186271643199,0.11980682299625833,0.12033645651465846,0.1218985646342611,0.12445509501931669,0.12536098837072815,0.12595586089141925,0.1301486442766242,0.1318175126375654,0.13451528102189603,0.13981804851287633,0.14142404807822184,0.14314290758196596,0.14948773282014854,0.14960325019390855,0.14980043681255145],"n_dims_used":45,"mean_confidence":0.923282708062066},"coverage":{"mean_confidence":0.923282708062066,"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}}