{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007472},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008277","490:4900006852","490:4900007225","490:4900006006","490:4900009581","490:4900008484","490:4900006250","490:4900003974","490:4900006730","490:4900006254","490:4900008627","490:4900005605","490:4900008950","490:4900004929","490:4900007226","490:4900009359","490:4900008382","490:4900006970","490:4900006979","490:4900005468","490:4900009291","490:4900007822","490:4900006496","490:4900006253","490:4900006255"],"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":[0.10968128545116942,0.07237174876746817,0.05564757424452381,0.053828065523241604,0.05188345178719208,0.04445674069461094,0.0417639413538744,0.04109920983989925,0.03725063670332437,0.036824413264387,0.03596525505454346,0.0349271982428908,0.028778223412548085,0.028413853026998875,0.027952153687541254,0.026986108418822076,0.025389488865381515,0.023114766371774724,0.02296592427714626,0.02214370523858644,0.021930655353197635,0.021245678360545077,0.021138104481395456,0.020384196568644253,0.020119892512606208],"twin_dists":[0.2730563777421487,0.29763306905437664,0.31217011683031143,0.3139612129440502,0.31593182399265723,0.32407464421249876,0.327310607343078,0.3281363871278812,0.33315204617923794,0.33373418438331487,0.3349252242465207,0.3363969566277006,0.34597043839446584,0.3465911107339855,0.34738747783527807,0.34909107639407966,0.3520255112804609,0.3564946388708253,0.35680016399393677,0.35851955186393664,0.35897410879305447,0.36046203739313704,0.36069949340975105,0.3623938232341274,0.36300076146873494],"n_dims_used":45,"mean_confidence":0.9225975036621094},"coverage":{"mean_confidence":0.9225975036621094,"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}}