{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007994},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007883","490:4900007768","490:4900009933","490:4900009832","490:4900010320","490:4900008666","490:4900011062","490:4900010404","490:4900010040","490:4900008216","490:4900008102","490:4900008103","490:4900009324","490:4900008817","490:4900007892","490:4900008449","490:4900011628","490:4900009956","490:4900009830","490:4900012089","490:4900008006","490:4900010511","490:4900010996","490:4900010827","490:4900007881"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.826814091956627,0.3110815825244789,0.2785102252442663,0.11476888231695807,0.0884199543927274,0.05875356302116434,0.05726373925948098,0.05168287506501162,0.04808918601495289,0.04780054162139768,0.04419377398891358,0.04099371554814404,0.036315320677354074,0.03367818082997174,0.03208313174199496,0.031534935537445366,0.029667345669550857,0.028183548626367263,0.026321168171646255,0.02553802033674668,0.025302699440930804,0.024642528845333765,0.023676799886030688,0.02264260677745389,0.02152971588580692],"twin_dists":[0.08009695785318444,0.19847440038598382,0.20766118320033128,0.2702409963907692,0.28605766741783956,0.3092214983817502,0.31061935778507566,0.31613855458301227,0.31996065680224095,0.3202778750988163,0.3243832802680376,0.32826847391082975,0.3344370468006831,0.3382179571059787,0.3406291086491562,0.34148146108598487,0.3444837628290476,0.34698695146105113,0.3502944754830533,0.3517459073082792,0.35218954327725943,0.3534534357493759,0.35535613571265257,0.3574697952248557,0.3598400507019155],"n_dims_used":45,"mean_confidence":0.8826549106174045},"coverage":{"mean_confidence":0.8826549106174045,"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}}