{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002909},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003105","473:4730002636","473:4730002959","473:4730002827","473:4730002760","473:4730003529","473:4730002310","473:4730003305","473:4730003112","473:4730003608","473:4730003777","473:4730003446","473:4730002693","473:4730002899","473:4730002825","473:4730003238","473:4730002826","473:4730002823","473:4730003525","473:4730003601","473:4730002829","473:4730003519","473:4730003172","473:4730002900","473:4730002573"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.5512087507153217,0.3918014680218522,0.3884472901298884,0.3758610584433935,0.29068608940065443,0.28683290856675964,0.2829734880354387,0.2796917385500807,0.2785024749520749,0.27798412614092655,0.2746297422387583,0.2679221240180882,0.2537273456983139,0.24552908291988473,0.24474088736181682,0.2443249258492348,0.23541878375427833,0.22393404334983552,0.21922566450278555,0.21816587825601758,0.2152975942690137,0.20558022848361213,0.20157185361351587,0.20143927607210696,0.1972837605208173],"twin_dists":[0.14175271484173707,0.17779053859145705,0.17860436518937053,0.1816883947253956,0.20415602874451913,0.2052555588214574,0.206365784382712,0.20731704706697424,0.2076634435362102,0.20781470455348391,0.20879774584078684,0.21078584658939037,0.2150977973518404,0.21765816207779787,0.21790719308160814,0.2180388249107547,0.22089274033974984,0.2246793886612006,0.226269063344051,0.2266300199460821,0.22761288865499474,0.23101009219074684,0.23244335972835575,0.23249109824121017,0.2339985207944969],"n_dims_used":45,"mean_confidence":0.9197713216145833},"coverage":{"mean_confidence":0.9197713216145833,"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}}