{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000031},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000043","500:5000000078","485:4850006989","500:5000000076","500:5000000494","500:5000000253","500:5000000197","485:4850006840","500:5000000044","500:5000000244","500:5000000348","500:5000000206","485:4850007479","485:4850006844","500:5000000495","500:5000000249","485:4850007686","500:5000000062","500:5000000035","500:5000000101","500:5000000393","500:5000000459","500:5000000331","500:5000000100","500:5000000303"],"twin_admin_codes":[500,500,485,500,500,500,500,485,500,500,500,500,485,485,500,500,485,500,500,500,500,500,500,500,500],"twin_sims":[0.9493379089124829,0.8943134419947261,0.8842398890606753,0.8832026963301463,0.8726539924187023,0.8630120516511826,0.861049160464495,0.8545328209009299,0.8466035406445235,0.8413101457748735,0.8353118011341129,0.8292746252194917,0.8286782118861882,0.8172135891053562,0.814374314826947,0.809887950016407,0.8080349012086963,0.8075915815307456,0.7905169989070538,0.7871638076366728,0.775758355567809,0.770163112634668,0.7653442814537028,0.7556597262767458,0.7533341919197698],"twin_dists":[0.04187942768377548,0.06138516206554753,0.06442269054644204,0.06472925438978314,0.06778804926605761,0.07049843258163681,0.07104114968159765,0.0728225064564616,0.07495069348309957,0.07634916824674376,0.07791391406651871,0.07946873443069336,0.07962129416162383,0.08251983879528633,0.08322820296712327,0.08434033089997468,0.0847972054038386,0.0849062974113245,0.08905036617744057,0.08985191805654509,0.0925512614890801,0.09386124567092179,0.09498247990488094,0.09721764296389103,0.09775095162513821],"n_dims_used":45,"mean_confidence":0.920390150282118},"coverage":{"mean_confidence":0.920390150282118,"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}}