{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005416},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005152","490:4900005687","490:4900005417","490:4900005153","490:4900005286","490:4900006199","490:4900005554","490:4900005681","490:4900004602","490:4900005817","490:4900005293","490:4900005949","490:4900005017","491:4910002962","490:4900005292","490:4900005170","491:4910002068","490:4900007532","491:4910002063","490:4900005937","490:4900003634","491:4910001403","491:4910002714","490:4900005154","490:4900005684"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,491,490,491,490,490,491,491,490,490],"twin_sims":[0.7078747716270148,0.6610795917547917,0.614196392956939,0.49229669877223253,0.45907974101049115,0.42697745438251683,0.401896869732037,0.3420103899319185,0.33193468135130805,0.33190590830149763,0.3203948213002264,0.26506329275798746,0.2546608242377099,0.25419513016057993,0.24456768212510774,0.23122569040572902,0.18734369196787265,0.18607668867624175,0.1853153563249048,0.18049131082439288,0.18022357122014432,0.1712855948652404,0.16658902737846495,0.15660922099460248,0.15527789959096958],"twin_dists":[0.10795813568347554,0.11816166646750773,0.12823296045764435,0.15461869419418703,0.16206039699950936,0.1694375897906469,0.17536035586628929,0.19024854015900577,0.1928815042124647,0.19288908476154715,0.19595139910484868,0.21164255284261807,0.21480963175970033,0.21495330791461448,0.21796198666925543,0.22226082674287734,0.23769588956237808,0.23817694835768852,0.2384671205468209,0.2403255460221423,0.24042971353042672,0.24397211744560254,0.24588676861261577,0.2500886015051664,0.25066374048869533],"n_dims_used":44,"mean_confidence":0.8938503265380859},"coverage":{"mean_confidence":0.8938503265380859,"n_dims_used":44,"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}}