{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004577},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003209","490:4900001840","490:4900002301","490:4900003457","490:4900003199","490:4900003060","490:4900001996","490:4900002750","490:4900001837","490:4900004147","490:4900003593","490:4900002919","490:4900003866","490:4900003744","490:4900004021","490:4900003061","490:4900002768","490:4900003323","490:4900003456","490:4900003084","490:4900004442","490:4900003324","490:4900002455","490:4900004156","490:4900003879"],"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":[0.5813579932686338,0.5770995750488197,0.5647805846141869,0.5625238890442166,0.5597703372298021,0.5581146401766041,0.5502505577550442,0.5407794406878311,0.5402234867424024,0.5330432039532658,0.5267110431014421,0.5214513258304219,0.5111177497221603,0.504754250578503,0.49427548235868296,0.4827673989575969,0.48124174909549383,0.48022052308742547,0.47586448166042594,0.471964952003818,0.4668770885935831,0.46094053381724986,0.4572325443303022,0.4543781852510508,0.4538224449109768],"twin_dists":[0.13526769767434388,0.13618136789233723,0.13882822973776554,0.1393138237835099,0.13990667781376734,0.1402633506889679,0.1419595927589969,0.1440077657840752,0.14412819232407686,0.14568569523975275,0.1470627936053476,0.1482094217107986,0.1504701490822432,0.15186805304977227,0.15418046471240643,0.15673653432282542,0.15707679391735446,0.15730474435574585,0.15827881803649496,0.15915328081770472,0.16029787198563653,0.1616388293904519,0.16247948943506862,0.1631282934134079,0.16325478750010244],"n_dims_used":45,"mean_confidence":0.9167115953233507},"coverage":{"mean_confidence":0.9167115953233507,"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}}