{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006255},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006256","490:4900006853","490:4900006249","490:4900006376","490:4900006252","490:4900006000","490:4900006007","490:4900006004","490:4900006257","490:4900006979","490:4900008163","490:4900005468","490:4900010866","490:4900005995","490:4900006378","490:4900009171","490:4900007215","490:4900006372","490:4900005471","490:4900005745","490:4900005467","490:4900007582","490:4900007587","490:4900005874","490:4900006975"],"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":[0.4737187859442347,0.3076020219509647,0.25923769705732647,0.24194701691425766,0.24146211894851147,0.19346314716393304,0.17046989150538222,0.1466178652828214,0.13819797834691405,0.13280942936455192,0.117519811451471,0.1153571815633142,0.09435618861165596,0.08382423138760295,0.08224457630270868,0.0779432417649893,0.07676264151000128,0.07674494397536492,0.0718275410152771,0.07155062076780525,0.06750635775745892,0.06649319820253367,0.05709304286376187,0.055106284713957884,0.053105030543801626],"twin_dists":[0.15875969224538478,0.19942805570848715,0.21340634062711059,0.21879411150448344,0.21894871677607175,0.23540396522477658,0.24430192578019683,0.25449605076654197,0.25838613271790256,0.260969527214975,0.26875850919071725,0.26992168343698686,0.2822001619761629,0.28918782945296345,0.2902953560020127,0.2933999131355664,0.29427605458356537,0.2942892704592077,0.2980605221045011,0.29827903964551045,0.3015513037545077,0.30239598219803576,0.3107814262930484,0.31269782480520864,0.3146869074712666],"n_dims_used":45,"mean_confidence":0.9172755771213108},"coverage":{"mean_confidence":0.9172755771213108,"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}}