{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000024},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000041","480:4800000135","480:4800000010","480:4800000006","480:4800000136","480:4800000137","480:4800000042","480:4800000001","480:4800000133","480:4800000023","480:4800000002","480:4800000106","480:4800000000","480:4800000132","480:4800000166","480:4800000227","480:4800000131","480:4800000168","480:4800000164","480:4800000169","480:4800000245","480:4800000165","480:4800000107","480:4800000014","480:4800000202"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6538277585013126,0.5982106518509442,0.5552747101985311,0.5503552328733793,0.532822129702337,0.5149425957133721,0.4912522575662206,0.38422263409902924,0.37127177567011865,0.36892635871623475,0.3338851655510885,0.301363469029113,0.28973670910793065,0.28523706764542667,0.27083290316104575,0.23789963527193256,0.22697186880747794,0.19350942692140657,0.1757543129129065,0.17405814886675033,0.16567895892519305,0.16088440879362836,0.15709712164746373,0.15559871087325308,0.15426408869969088],"twin_dists":[0.11972586925610816,0.13165613558483788,0.14087548729203844,0.14193699011801378,0.14573371555853604,0.14963207670238118,0.15485020904080402,0.17963412777585866,0.18282535744145298,0.18340910087354764,0.19236846328124535,0.20115358769526376,0.20442612864439458,0.20571353205090315,0.2099193798012011,0.2200908100127342,0.22366552655014255,0.23538682602210634,0.24218497736447672,0.2428594466033027,0.24626225802850818,0.2482654779704944,0.24987871983360815,0.25052481936947035,0.25110413689485117],"n_dims_used":42,"mean_confidence":0.9030429295131138},"coverage":{"mean_confidence":0.9030429295131138,"n_dims_used":42,"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}}