{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000010342},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000006378","500:5000010798","500:5000006730","484:4840001102","498:4980000463","500:5000010026","498:4980000093","484:4840002344","500:5000010144","471:4710001612","498:4980003181","500:5000010944","468:4680000974","498:4980000738","498:4980001277","484:4840005984","500:5000008445","484:4840006220","500:5000010239","498:4980001181","500:5000007034","498:4980002739","500:5000007115","471:4710000299","473:4730009315"],"twin_admin_codes":[500,500,500,484,498,500,498,484,500,471,498,500,468,498,498,484,500,484,500,498,500,498,500,471,473],"twin_sims":[0.3957715189505432,0.37038696403981275,0.3524523805026102,0.3049862818602379,0.2927479356864442,0.2863927793269747,0.27374431905625696,0.26671456576835456,0.25505246936972303,0.25029556948839343,0.2351475053032723,0.2287971027510271,0.2148729867865988,0.2138209247859295,0.21262387800669458,0.2095267768481717,0.20355425022487425,0.19880023103133543,0.19578370067447473,0.19161518565411867,0.18738999775352166,0.17676726973132445,0.16657699667861028,0.1635577082835239,0.1620120771320953],"twin_dists":[0.1768314671778236,0.183045359599947,0.18756320007445254,0.20014905627781263,0.2035712329067638,0.20538171367967298,0.20905845434325715,0.2111470188580582,0.2146889302151945,0.21616302655484085,0.22098076497924066,0.2230606839770621,0.2277591361428486,0.228122340147633,0.22853706943932722,0.2296174863905709,0.23173209823931365,0.23344590091525844,0.23454805978490142,0.23609068268324068,0.23767835138094145,0.24178439094225987,0.24589172275334775,0.2471432936163095,0.24779047442395766],"n_dims_used":45,"mean_confidence":0.9182613796657986},"coverage":{"mean_confidence":0.9182613796657986,"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}}