{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001180},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001179","490:4900002766","490:4900000798","490:4900001440","490:4900003194","490:4900000569","490:4900001706","494:4940007802","490:4900000912","490:4900003057","490:4900002932","490:4900003224","490:4900000570","490:4900002304","490:4900000926","490:4900000588","490:4900000589","490:4900000808","494:4940007385","490:4900003080","494:4940007809","494:4940008020","490:4900000810","490:4900004287","490:4900000496"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,494,490,494,494,490,490,490],"twin_sims":[0.6646485613118291,0.6440844346854824,0.5982759554252997,0.5662057434310968,0.5655986345714861,0.5632052170926963,0.5546976368627368,0.5465390569511177,0.5394878300609894,0.5360872979700115,0.5221542573171538,0.5201357424404945,0.5159398261805217,0.5051520243577602,0.5032338000625666,0.4919156477488731,0.48558912426372103,0.4785985032319704,0.451253901372316,0.4431225856440469,0.4426788342969088,0.44026113152527874,0.43555253118460713,0.42925418226930606,0.42884517919657483],"twin_dists":[0.11739056794860664,0.12182274700847205,0.1316421497381184,0.13852169070918213,0.1386522628455081,0.13916718983861195,0.14099992997593866,0.14276148489040164,0.1442875805635714,0.1450248871401877,0.14805602948714516,0.14849663485100192,0.14941382563952452,0.1517805362317065,0.15220274880169585,0.15470314259861803,0.15610810035366166,0.15766711738227468,0.16384016593957998,0.16570160843956883,0.16580356630162732,0.16635976352504758,0.16744643329855202,0.168907354203037,0.16900252327220347],"n_dims_used":45,"mean_confidence":0.9123639424641927},"coverage":{"mean_confidence":0.9123639424641927,"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}}