{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007455},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005870","490:4900008151","490:4900007575","490:4900008041","490:4900009462","494:4940008556","490:4900010695","490:4900004927","490:4900012747","490:4900009868","490:4900006126","490:4900011663","490:4900002704","490:4900010781","490:4900004936","490:4900008153","494:4940007863","490:4900002555","490:4900005076","490:4900011532","490:4900010435","490:4900012063","490:4900004937","490:4900009812","490:4900005872"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490],"twin_sims":[0.010539584271164047,0.0069815091345395005,0.004089311452010555,0.003701986762206047,0.0024018124850386812,0.0009334571649476294,0.0008910252254747816,0.0008418740637597843,0.0007557739782183528,0.0007412603724620785,0.0006145849534691839,0.0004715771701541971,0.00045922937117959755,0.0004031231222386707,0.00037801455554656413,0.00032533416923103726,0.00030682022361434657,0.00023062211725736597,0.00016131152630033432,0.00015980220899270542,0.0001399533556264635,0.00013085257303226206,0.00010531239542643248,0.00007095962051823648,0.00006702858147530703],"twin_dists":[0.3918947183250667,0.4092382056879278,0.4307206131878838,0.4345999204000496,0.4510790411490485,0.48513346939537577,0.4867482955561862,0.48871064188602736,0.4924202172047039,0.49308397001526555,0.49945355894325577,0.5083197774278191,0.5091994492091086,0.513497790873232,0.5156058972605936,0.5204924103424473,0.522387690177982,0.5315256805944502,0.5427502254150007,0.5430422945780204,0.547146321157313,0.5492152142037845,0.5558439744543655,0.5676985894396488,0.5693894061831867],"n_dims_used":45,"mean_confidence":0.9406444973415798},"coverage":{"mean_confidence":0.9406444973415798,"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}}